Commit 2dcf1a239250e60ec9d8865e16528049074ec4b0 | zig

author	Andrew Kelley <andrew@ziglang.org> 2019-02-28 09:19:18-05:00
committer	Andrew Kelley <andrew@ziglang.org> 2019-02-28 09:19:18-05:00
log	2dcf1a239250e60ec9d8865e16528049074ec4b0
tree	b4aa4cc4c5e087ef72bf6e74dfd1a0c272a255c1
parent	7a8f391b0fa397eea4a9602a0132e0247d0f67b7
parent	9753e875453ceeb6f3683b434a7492e20b639d36
signature	Commit is signed but in an unrecognized format.

Merge remote-tracking branch 'origin/master' into llvm8

133 files changed, 11458 insertions(+), 4956 deletions(-)

.builds
- freebsd.yml
.gitignore
CMakeLists.txt
README.md
build.zig
cmake
- Findclang.cmake
doc
- docgen.zig
- langref.html.in
example
- mix_o_files
  - build.zig
- shared_library
  - build.zig
  - mathtest.zig
src-self-hosted
src
std
- buf_set.zig
- build.zig
- build
  - fmt.zig
- c
- debug
  - index.zig
- event
  - fs.zig
  - loop.zig
- fmt
  - index.zig
  - parse_float.zig
- hash_map.zig
- heap.zig
- index.zig
- io.zig
- io_test.zig
- json.zig
- math
- mem.zig
- meta
  - index.zig
- os
  - darwin.zig
  - file.zig
  - freebsd
    index.zig
  - get_app_data_dir.zig
  - get_user_id.zig
  - index.zig
  - linux
    index.zig
  - netbsd
    errno.zig
    index.zig
  - path.zig
  - time.zig
- priority_queue.zig
- special
  - bootstrap.zig
  - compiler_rt
    addXf3.zig
    addXf3_test.zig
    index.zig
    truncXfYf2.zig
    truncXfYf2_test.zig
  - fmt_runner.zig
- testing.zig
- zig
test

.builds/freebsd.yml+1-1

...	...	@@ -4,7 +4,7 @@ packages:
4	4	- ninja
5	5	- llvm70
6	6	sources:
7		- https://github.com/ziglang/zig.git
	7	- https://github.com/ziglang/zig
8	8	tasks:
9	9	- build: \|
10	10	cd zig && mkdir build && cd build

.gitignore+3-3

...	...	@@ -10,6 +10,6 @@
10	10	# -andrewrk
11	11
12	12	zig-cache/
13		build/
14		build-*/
15		docgen_tmp/
	13	/build/
	14	/build-*/
	15	/docgen_tmp/

CMakeLists.txt+17

...	...	@@ -417,6 +417,7 @@ set(ZIG_SOURCES
417	417	"${CMAKE_SOURCE_DIR}/src/error.cpp"
418	418	"${CMAKE_SOURCE_DIR}/src/ir.cpp"
419	419	"${CMAKE_SOURCE_DIR}/src/ir_print.cpp"
	420	"${CMAKE_SOURCE_DIR}/src/libc_installation.cpp"
420	421	"${CMAKE_SOURCE_DIR}/src/link.cpp"
421	422	"${CMAKE_SOURCE_DIR}/src/main.cpp"
422	423	"${CMAKE_SOURCE_DIR}/src/os.cpp"
...	...	@@ -432,6 +433,10 @@ set(BLAKE_SOURCES
432	433	)
433	434	set(ZIG_CPP_SOURCES
434	435	"${CMAKE_SOURCE_DIR}/src/zig_llvm.cpp"
	436	"${CMAKE_SOURCE_DIR}/src/zig_clang.cpp"
	437	"${CMAKE_SOURCE_DIR}/src/zig_clang_driver.cpp"
	438	"${CMAKE_SOURCE_DIR}/src/zig_clang_cc1_main.cpp"
	439	"${CMAKE_SOURCE_DIR}/src/zig_clang_cc1as_main.cpp"
435	440	"${CMAKE_SOURCE_DIR}/src/windows_sdk.cpp"
436	441	)
437	442
...	...	@@ -446,10 +451,12 @@ set(ZIG_STD_FILES
446	451	"buf_set.zig"
447	452	"buffer.zig"
448	453	"build.zig"
	454	"build/fmt.zig"
449	455	"c/darwin.zig"
450	456	"c/freebsd.zig"
451	457	"c/index.zig"
452	458	"c/linux.zig"
	459	"c/netbsd.zig"
453	460	"c/windows.zig"
454	461	"coff.zig"
455	462	"crypto/blake2.zig"
...	...	@@ -485,6 +492,7 @@ set(ZIG_STD_FILES
485	492	"fmt/errol/index.zig"
486	493	"fmt/errol/lookup.zig"
487	494	"fmt/index.zig"
	495	"fmt/parse_float.zig"
488	496	"hash/adler.zig"
489	497	"hash/crc.zig"
490	498	"hash/fnv.zig"
...	...	@@ -589,6 +597,8 @@ set(ZIG_STD_FILES
589	597	"os/linux/index.zig"
590	598	"os/linux/vdso.zig"
591	599	"os/linux/x86_64.zig"
	600	"os/netbsd/errno.zig"
	601	"os/netbsd/index.zig"
592	602	"os/path.zig"
593	603	"os/time.zig"
594	604	"os/uefi.zig"
...	...	@@ -603,6 +613,7 @@ set(ZIG_STD_FILES
603	613	"os/windows/util.zig"
604	614	"os/zen.zig"
605	615	"pdb.zig"
	616	"priority_queue.zig"
606	617	"rand/index.zig"
607	618	"rand/ziggurat.zig"
608	619	"segmented_list.zig"
...	...	@@ -611,6 +622,7 @@ set(ZIG_STD_FILES
611	622	"special/bootstrap_lib.zig"
612	623	"special/build_runner.zig"
613	624	"special/builtin.zig"
	625	"special/compiler_rt/addXf3.zig"
614	626	"special/compiler_rt/aulldiv.zig"
615	627	"special/compiler_rt/aullrem.zig"
616	628	"special/compiler_rt/comparetf2.zig"
...	...	@@ -653,6 +665,7 @@ set(ZIG_STD_FILES
653	665	"special/compiler_rt/udivmodti4.zig"
654	666	"special/compiler_rt/udivti3.zig"
655	667	"special/compiler_rt/umodti3.zig"
	668	"special/fmt_runner.zig"
656	669	"special/init-exe/build.zig"
657	670	"special/init-exe/src/main.zig"
658	671	"special/init-lib/build.zig"
...	...	@@ -906,3 +919,7 @@ foreach(file ${ZIG_STD_FILES})
906	919	get_filename_component(file_dir "${ZIG_STD_DEST}/${file}" DIRECTORY)
907	920	install(FILES "${CMAKE_SOURCE_DIR}/std/${file}" DESTINATION "${file_dir}")
908	921	endforeach()
	922
	923	install(FILES "${CMAKE_SOURCE_DIR}/src-self-hosted/arg.zig" DESTINATION "${ZIG_STD_DEST}/special/fmt/")
	924	install(FILES "${CMAKE_SOURCE_DIR}/src-self-hosted/main.zig" DESTINATION "${ZIG_STD_DEST}/special/fmt/")
	925	install(FILES "${CMAKE_SOURCE_DIR}/src-self-hosted/errmsg.zig" DESTINATION "${ZIG_STD_DEST}/special/fmt/")

README.md+40-22

...	...	@@ -3,7 +3,7 @@
3	3	A programming language designed for robustness, optimality, and
4	4	clarity.
5	5
6		[ziglang.org](https://ziglang.org)
	6	[Download & Documentation](https://ziglang.org/download/)
7	7
8	8	## Feature Highlights
9	9
...	...	@@ -77,36 +77,54 @@ clarity.
77	77	- what sizes are the C integer types
78	78	- C ABI calling convention for this target
79	79	- bootstrap code and default panic handler
	80	* `zig targets` is guaranteed to include this target.
80	81
81	82	#### Tier 4 Support
82	83
83	84	* Support for these targets is entirely experimental.
84	85	* LLVM may have the target as an experimental target, which means that you
85	86	need to use Zig-provided binaries for the target to be available, or
86		build LLVM from source with special configure flags.
	87	build LLVM from source with special configure flags. `zig targets` will
	88	display the target if it is available.
	89	* This target may be considered deprecated by an official party,
	90	[such as macosx/i386](https://support.apple.com/en-us/HT208436) in which
	91	case this target will remain forever stuck in Tier 4.
	92	* This target may only support `--emit asm` and cannot emit object files.
87	93
88	94	#### Support Table
89	95
90		\| \| freestanding \| linux \| macosx \| windows \| freebsd \| UEFI \| other \|
91		\|--------\|--------------\|--------\|--------\|---------\|---------\|--------\|--------\|
92		\|x86_64 \| Tier 2 \| Tier 1 \| Tier 1 \| Tier 1 \| Tier 2 \| Tier 2 \| Tier 3 \|
93		\|i386 \| Tier 2 \| Tier 2 \| Tier 2 \| Tier 2 \| Tier 3 \| Tier 3 \| Tier 3 \|
94		\|arm \| Tier 2 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \|
95		\|arm64 \| Tier 2 \| Tier 2 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \|
96		\|bpf \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
97		\|hexagon \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
98		\|mips \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
99		\|powerpc \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
100		\|r600 \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
101		\|amdgcn \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
102		\|sparc \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
103		\|s390x \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
104		\|spir \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
105		\|lanai \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| Tier 3 \|
106		\|wasm32 \| Tier 4 \| N/A \| N/A \| N/A \| N/A \| N/A \| N/A \|
107		\|wasm64 \| Tier 4 \| N/A \| N/A \| N/A \| N/A \| N/A \| N/A \|
108		\|riscv32 \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| Tier 4 \|
109		\|riscv64 \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| Tier 4 \|
	96	\| \| freestanding \| linux \| macosx \| windows \| freebsd \| netbsd \| UEFI \| other \|
	97	\|-------------\|--------------\|--------\|--------\|---------\|---------\|------- \| -------\|--------\|
	98	\|x86_64 \| Tier 2 \| Tier 1 \| Tier 1 \| Tier 1 \| Tier 2 \| Tier 2 \| Tier 2 \| Tier 3 \|
	99	\|i386 \| Tier 2 \| Tier 2 \| Tier 4 \| Tier 2 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \|
	100	\|arm \| Tier 2 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \|
	101	\|arm64 \| Tier 2 \| Tier 2 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \| Tier 3 \|
	102	\|avr \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	103	\|bpf \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	104	\|hexagon \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	105	\|mips \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	106	\|powerpc \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	107	\|amdgcn \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	108	\|sparc \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	109	\|s390x \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	110	\|lanai \| Tier 3 \| Tier 3 \| N/A \| N/A \| Tier 3 \| Tier 3 \| N/A \| Tier 3 \|
	111	\|wasm32 \| Tier 4 \| N/A \| N/A \| N/A \| N/A \| N/A \| N/A \| N/A \|
	112	\|wasm64 \| Tier 4 \| N/A \| N/A \| N/A \| N/A \| N/A \| N/A \| N/A \|
	113	\|riscv32 \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| Tier 4 \| Tier 4 \|
	114	\|riscv64 \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| Tier 4 \| Tier 4 \|
	115	\|xcore \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	116	\|nvptx \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	117	\|msp430 \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	118	\|r600 \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	119	\|arc \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	120	\|tce \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	121	\|le \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	122	\|amdil \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	123	\|hsail \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	124	\|spir \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	125	\|kalimba \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	126	\|shave \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
	127	\|renderscript \| Tier 4 \| Tier 4 \| N/A \| N/A \| Tier 4 \| Tier 4 \| N/A \| Tier 4 \|
110	128
111	129	## Community
112	130

build.zig+7-4

...	...	@@ -49,13 +49,14 @@ pub fn build(b: *Builder) !void {
49	49	.c_header_files = nextValue(&index, build_info),
50	50	.dia_guids_lib = nextValue(&index, build_info),
51	51	.llvm = undefined,
52		.no_rosegment = b.option(bool, "no-rosegment", "Workaround to enable valgrind builds") orelse false,
53	52	};
54	53	ctx.llvm = try findLLVM(b, ctx.llvm_config_exe);
55	54
56	55	var test_stage2 = b.addTest("src-self-hosted/test.zig");
57	56	test_stage2.setBuildMode(builtin.Mode.Debug);
58	57
	58	const fmt_build_zig = b.addFmt([][]const u8{"build.zig"});
	59
59	60	var exe = b.addExecutable("zig", "src-self-hosted/main.zig");
60	61	exe.setBuildMode(mode);
61	62
...	...	@@ -107,6 +108,11 @@ pub fn build(b: *Builder) !void {
107	108	}
108	109	const modes = chosen_modes[0..chosen_mode_index];
109	110
	111	// run stage1 `zig fmt` on this build.zig file just to make sure it works
	112	test_step.dependOn(&fmt_build_zig.step);
	113	const fmt_step = b.step("test-fmt", "Run zig fmt against build.zig to make sure it works");
	114	fmt_step.dependOn(&fmt_build_zig.step);
	115
110	116	test_step.dependOn(tests.addPkgTests(b, test_filter, "test/stage1/behavior.zig", "behavior", "Run the behavior tests", modes));
111	117
112	118	test_step.dependOn(tests.addPkgTests(b, test_filter, "std/index.zig", "std", "Run the standard library tests", modes));
...	...	@@ -289,8 +295,6 @@ fn nextValue(index: *usize, build_info: []const u8) []const u8 {
289	295	}
290	296
291	297	fn configureStage2(b: *Builder, exe: var, ctx: Context) !void {
292		exe.setNoRoSegment(ctx.no_rosegment);
293
294	298	exe.addIncludeDir("src");
295	299	exe.addIncludeDir(ctx.cmake_binary_dir);
296	300	addCppLib(b, exe, ctx.cmake_binary_dir, "zig_cpp");
...	...	@@ -375,5 +379,4 @@ const Context = struct {
375	379	c_header_files: []const u8,
376	380	dia_guids_lib: []const u8,
377	381	llvm: LibraryDep,
378		no_rosegment: bool,
379	382	};

cmake/Findclang.cmake+22

...	...	@@ -11,17 +11,28 @@ if(MSVC)
11	11	find_package(CLANG REQUIRED CONFIG)
12	12
13	13	set(CLANG_LIBRARIES
	14	clangFrontendTool
	15	clangCodeGen
14	16	clangFrontend
15	17	clangDriver
16	18	clangSerialization
17	19	clangSema
	20	clangStaticAnalyzerFrontend
	21	clangStaticAnalyzerCheckers
	22	clangStaticAnalyzerCore
18	23	clangAnalysis
	24	clangASTMatchers
19	25	clangAST
20	26	clangParse
21	27	clangSema
22	28	clangBasic
23	29	clangEdit
24	30	clangLex
	31	clangARCMigrate
	32	clangRewriteFrontend
	33	clangRewrite
	34	clangCrossTU
	35	clangIndex
25	36	)
26	37
27	38	else()
...	...	@@ -50,17 +61,28 @@ else()
50	61	endif()
51	62	endmacro(FIND_AND_ADD_CLANG_LIB)
52	63
	64	FIND_AND_ADD_CLANG_LIB(clangFrontendTool)
	65	FIND_AND_ADD_CLANG_LIB(clangCodeGen)
53	66	FIND_AND_ADD_CLANG_LIB(clangFrontend)
54	67	FIND_AND_ADD_CLANG_LIB(clangDriver)
55	68	FIND_AND_ADD_CLANG_LIB(clangSerialization)
56	69	FIND_AND_ADD_CLANG_LIB(clangSema)
	70	FIND_AND_ADD_CLANG_LIB(clangStaticAnalyzerFrontend)
	71	FIND_AND_ADD_CLANG_LIB(clangStaticAnalyzerCheckers)
	72	FIND_AND_ADD_CLANG_LIB(clangStaticAnalyzerCore)
57	73	FIND_AND_ADD_CLANG_LIB(clangAnalysis)
	74	FIND_AND_ADD_CLANG_LIB(clangASTMatchers)
58	75	FIND_AND_ADD_CLANG_LIB(clangAST)
59	76	FIND_AND_ADD_CLANG_LIB(clangParse)
60	77	FIND_AND_ADD_CLANG_LIB(clangSema)
61	78	FIND_AND_ADD_CLANG_LIB(clangBasic)
62	79	FIND_AND_ADD_CLANG_LIB(clangEdit)
63	80	FIND_AND_ADD_CLANG_LIB(clangLex)
	81	FIND_AND_ADD_CLANG_LIB(clangARCMigrate)
	82	FIND_AND_ADD_CLANG_LIB(clangRewriteFrontend)
	83	FIND_AND_ADD_CLANG_LIB(clangRewrite)
	84	FIND_AND_ADD_CLANG_LIB(clangCrossTU)
	85	FIND_AND_ADD_CLANG_LIB(clangIndex)
64	86	endif()
65	87
66	88	include(FindPackageHandleStandardArgs)

doc/docgen.zig+2-8

...	...	@@ -916,6 +916,7 @@ fn tokenizeAndPrintRaw(docgen_tokenizer: *Tokenizer, out: var, source_token: Tok
916	916	std.zig.Token.Id.AngleBracketAngleBracketRightEqual,
917	917	std.zig.Token.Id.Tilde,
918	918	std.zig.Token.Id.BracketStarBracket,
	919	std.zig.Token.Id.BracketStarCBracket,
919	920	=> try writeEscaped(out, src[token.start..token.end]),
920	921
921	922	std.zig.Token.Id.Invalid => return parseError(
...	...	@@ -1104,14 +1105,7 @@ fn genHtml(allocator: mem.Allocator, tokenizer: Tokenizer, toc: *Toc, out: var
1104	1105	},
1105	1106	}
1106	1107	if (code.target_windows) {
1107		try test_args.appendSlice([][]const u8{
1108		"--target-os",
1109		"windows",
1110		"--target-arch",
1111		"x86_64",
1112		"--target-environ",
1113		"msvc",
1114		});
	1108	try test_args.appendSlice([][]const u8{ "-target", "x86_64-windows" });
1115	1109	}
1116	1110	const result = exec(allocator, &env_map, test_args.toSliceConst()) catch return parseError(tokenizer, code.source_token, "test failed");
1117	1111	const escaped_stderr = try escapeHtml(allocator, result.stderr);

doc/langref.html.in+541-142

...	...	@@ -8,13 +8,7 @@
8	8	body{
9	9	background-color:#111;
10	10	color: #bbb;
11		font-family: system-ui,
12		/* Fallbacks for browsers that don't support system-ui */
13		/* https://caniuse.com/#search=system-ui */
14		-apple-system, /* iOS and macOS */
15		Roboto, /* Android */
16		"Segoe UI", /* Windows */
17		sans-serif;
	11	font-family: system-ui, -apple-system, Roboto, "Segoe UI", sans-serif;
18	12	}
19	13	a {
20	14	color: #88f;
...	...	@@ -243,8 +237,9 @@ const Timestamp = struct {
243	237	{#header_close#}
244	238	{#header_open\|Values#}
245	239	{#code_begin\|exe\|values#}
246		const std = @import("std");
	240	// Top-level declarations are order-independent:
247	241	const warn = std.debug.warn;
	242	const std = @import("std");
248	243	const os = std.os;
249	244	const assert = std.debug.assert;
250	245
...	...	@@ -262,7 +257,7 @@ pub fn main() void {
262	257	true and false,
263	258	true or false,
264	259	!true);
265
	260
266	261	// optional
267	262	var optional_value: ?[]const u8 = null;
268	263	assert(optional_value == null);
...	...	@@ -281,7 +276,7 @@ pub fn main() void {
281	276
282	277	warn("\nerror union 1\ntype: {}\nvalue: {}\n",
283	278	@typeName(@typeOf(number_or_error)), number_or_error);
284
	279
285	280	number_or_error = 1234;
286	281
287	282	warn("\nerror union 2\ntype: {}\nvalue: {}\n",
...	...	@@ -706,15 +701,21 @@ fn divide(a: i32, b: i32) i32 {
706	701	{#code_end#}
707	702	<p>
708	703	In this function, values {#syntax#}a{#endsyntax#} and {#syntax#}b{#endsyntax#} are known only at runtime,
709		and thus this division operation is vulnerable to both integer overflow and
710		division by zero.
	704	and thus this division operation is vulnerable to both {#link\|Integer Overflow#} and
	705	{#link\|Division by Zero#}.
711	706	</p>
712	707	<p>
713	708	Operators such as {#syntax#}+{#endsyntax#} and {#syntax#}-{#endsyntax#} cause undefined behavior on
714	709	integer overflow. Also available are operations such as {#syntax#}+%{#endsyntax#} and
715	710	{#syntax#}-%{#endsyntax#} which are defined to have wrapping arithmetic on all targets.
716	711	</p>
717		{#see_also\|Integer Overflow\|Division by Zero\|Wrapping Operations#}
	712	<p>
	713	Zig supports arbitrary bit-width integers, referenced by using
	714	an identifier of <code>i</code> or </code>u</code> followed by digits. For example, the identifier
	715	{#syntax#}i7{#endsyntax#} refers to a signed 7-bit integer. The maximum allowed bit-width of an
	716	integer type is {#syntax#}65535{#endsyntax#}.
	717	</p>
	718	{#see_also\|Wrapping Operations#}
718	719	{#header_close#}
719	720	{#header_close#}
720	721	{#header_open\|Floats#}
...	...	@@ -1651,7 +1652,7 @@ test "pointer slicing" {
1651	1652	assert(array[3] == 5);
1652	1653	}
1653	1654	{#code_end#}
1654		<p>Pointers work at compile-time too, as long as the code does not depend on
	1655	<p>Pointers work at compile-time too, as long as the code does not depend on
1655	1656	an undefined memory layout:</p>
1656	1657	{#code_begin\|test#}
1657	1658	const assert = @import("std").debug.assert;
...	...	@@ -1694,7 +1695,7 @@ test "comptime @intToPtr" {
1694	1695	}
1695	1696	}
1696	1697	{#code_end#}
1697		{#see_also\|Optional Pointers#}
	1698	{#see_also\|Optional Pointers\|@intToPtr\|@ptrToInt#}
1698	1699	{#header_open\|volatile#}
1699	1700	<p>Loads and stores are assumed to not have side effects. If a given load or store
1700	1701	should have side effects, such as Memory Mapped Input/Output (MMIO), use {#syntax#}volatile{#endsyntax#}.
...	...	@@ -1823,7 +1824,9 @@ fn foo(bytes: []u8) u32 {
1823	1824	}
1824	1825	{#code_end#}
1825	1826	{#header_close#}
	1827	{#see_also\|C Pointers\|Pointers to Zero Bit Types#}
1826	1828	{#header_close#}
	1829
1827	1830	{#header_open\|Slices#}
1828	1831	{#code_begin\|test_safety\|index out of bounds#}
1829	1832	const assert = @import("std").debug.assert;
...	...	@@ -2043,14 +2046,211 @@ test "linked list" {
2043	2046	assert(list2.first.?.data == 1234);
2044	2047	}
2045	2048	{#code_end#}
	2049
	2050	{#header_open\|extern struct#}
	2051	<p>An {#syntax#}extern struct{#endsyntax#} has in-memory layout guaranteed to match the
	2052	C ABI for the target.</p>
	2053	{#see_also\|extern union\|extern enum#}
	2054	{#header_close#}
	2055
2046	2056	{#header_open\|packed struct#}
2047		<p>{#syntax#}packed{#endsyntax#} structs have guaranteed in-memory layout.</p>
2048		<p>TODO bit fields</p>
2049		<p>TODO alignment</p>
2050		<p>TODO endianness</p>
2051		<p>TODO @bitOffsetOf and @byteOffsetOf</p>
2052		<p>TODO mention how volatile loads and stores of bit packed fields could be more efficient when
2053		done by hand instead of with packed struct</p>
	2057	<p>
	2058	Unlike normal structs, {#syntax#}packed{#endsyntax#} structs have guaranteed in-memory layout:
	2059	</p>
	2060	<ul>
	2061	<li>Fields remain in the order declared.</li>
	2062	<li>There is no padding between fields.</li>
	2063	<li>Zig supports arbitrary width {#link\|Integers#} and although normally, integers with fewer
	2064	than 8 bits will still use 1 byte of memory, in packed structs, they use
	2065	exactly their bit width.
	2066	</li>
	2067	<li>{#syntax#}bool{#endsyntax#} fields use exactly 1 bit.</li>
	2068	<li>A {#link\|packed enum#} field uses exactly the bit width of its integer tag type.</li>
	2069	<li>A {#link\|packed union#} field uses exactly the bit width of the union field with
	2070	the largest bit width.</li>
	2071	<li>Non-byte-aligned fields are packed into the smallest possible
	2072	byte-aligned integers in accordance with the target endianness.
	2073	</li>
	2074	</ul>
	2075	<p>
	2076	This means that a {#syntax#}packed struct{#endsyntax#} can participate
	2077	in a {#link\|@bitCast#} or a {#link\|@ptrCast#} to reinterpret memory.
	2078	This even works at {#link\|comptime#}:
	2079	</p>
	2080	{#code_begin\|test#}
	2081	const std = @import("std");
	2082	const builtin = @import("builtin");
	2083	const assert = std.debug.assert;
	2084
	2085	const Full = packed struct {
	2086	number: u16,
	2087	};
	2088	const Divided = packed struct {
	2089	half1: u8,
	2090	quarter3: u4,
	2091	quarter4: u4,
	2092	};
	2093
	2094	test "@bitCast between packed structs" {
	2095	doTheTest();
	2096	comptime doTheTest();
	2097	}
	2098
	2099	fn doTheTest() void {
	2100	assert(@sizeOf(Full) == 2);
	2101	assert(@sizeOf(Divided) == 2);
	2102	var full = Full{ .number = 0x1234 };
	2103	var divided = @bitCast(Divided, full);
	2104	switch (builtin.endian) {
	2105	builtin.Endian.Big => {
	2106	assert(divided.half1 == 0x12);
	2107	assert(divided.quarter3 == 0x3);
	2108	assert(divided.quarter4 == 0x4);
	2109	},
	2110	builtin.Endian.Little => {
	2111	assert(divided.half1 == 0x34);
	2112	assert(divided.quarter3 == 0x2);
	2113	assert(divided.quarter4 == 0x1);
	2114	},
	2115	}
	2116	}
	2117	{#code_end#}
	2118	<p>
	2119	Zig allows the address to be taken of a non-byte-aligned field:
	2120	</p>
	2121	{#code_begin\|test#}
	2122	const std = @import("std");
	2123	const assert = std.debug.assert;
	2124
	2125	const BitField = packed struct {
	2126	a: u3,
	2127	b: u3,
	2128	c: u2,
	2129	};
	2130
	2131	var foo = BitField{
	2132	.a = 1,
	2133	.b = 2,
	2134	.c = 3,
	2135	};
	2136
	2137	test "pointer to non-byte-aligned field" {
	2138	const ptr = &foo.b;
	2139	assert(ptr.* == 2);
	2140	}
	2141	{#code_end#}
	2142	<p>
	2143	However, the pointer to a non-byte-aligned field has special properties and cannot
	2144	be passed when a normal pointer is expected:
	2145	</p>
	2146	{#code_begin\|test_err\|expected type#}
	2147	const std = @import("std");
	2148	const assert = std.debug.assert;
	2149
	2150	const BitField = packed struct {
	2151	a: u3,
	2152	b: u3,
	2153	c: u2,
	2154	};
	2155
	2156	var bit_field = BitField{
	2157	.a = 1,
	2158	.b = 2,
	2159	.c = 3,
	2160	};
	2161
	2162	test "pointer to non-bit-aligned field" {
	2163	assert(bar(&bit_field.b) == 2);
	2164	}
	2165
	2166	fn bar(x: *const u3) u3 {
	2167	return x.*;
	2168	}
	2169	{#code_end#}
	2170	<p>
	2171	In this case, the function {#syntax#}bar{#endsyntax#} cannot be called becuse the pointer
	2172	to the non-byte-aligned field mentions the bit offset, but the function expects a byte-aligned pointer.
	2173	</p>
	2174	<p>
	2175	Pointers to non-byte-aligned fields share the same address as the other fields within their host integer:
	2176	</p>
	2177	{#code_begin\|test#}
	2178	const std = @import("std");
	2179	const assert = std.debug.assert;
	2180
	2181	const BitField = packed struct {
	2182	a: u3,
	2183	b: u3,
	2184	c: u2,
	2185	};
	2186
	2187	var bit_field = BitField{
	2188	.a = 1,
	2189	.b = 2,
	2190	.c = 3,
	2191	};
	2192
	2193	test "pointer to non-bit-aligned field" {
	2194	assert(@ptrToInt(&bit_field.a) == @ptrToInt(&bit_field.b));
	2195	assert(@ptrToInt(&bit_field.a) == @ptrToInt(&bit_field.c));
	2196	}
	2197	{#code_end#}
	2198	<p>
	2199	This can be observed with {#link\|@bitOffsetOf#} and {#link\|byteOffsetOf#}:
	2200	</p>
	2201	{#code_begin\|test#}
	2202	const std = @import("std");
	2203	const assert = std.debug.assert;
	2204
	2205	const BitField = packed struct {
	2206	a: u3,
	2207	b: u3,
	2208	c: u2,
	2209	};
	2210
	2211	test "pointer to non-bit-aligned field" {
	2212	comptime {
	2213	assert(@bitOffsetOf(BitField, "a") == 0);
	2214	assert(@bitOffsetOf(BitField, "b") == 3);
	2215	assert(@bitOffsetOf(BitField, "c") == 6);
	2216
	2217	assert(@byteOffsetOf(BitField, "a") == 0);
	2218	assert(@byteOffsetOf(BitField, "b") == 0);
	2219	assert(@byteOffsetOf(BitField, "c") == 0);
	2220	}
	2221	}
	2222	{#code_end#}
	2223	<p>
	2224	Packed structs have 1-byte alignment. However if you have an overaligned pointer to a packed struct,
	2225	Zig should correctly understand the alignment of fields. However there is
	2226	<a href="https://github.com/ziglang/zig/issues/1994">a bug</a>:
	2227	</p>
	2228	{#code_begin\|test_err#}
	2229	const S = packed struct {
	2230	a: u32,
	2231	b: u32,
	2232	};
	2233	test "overaligned pointer to packed struct" {
	2234	var foo: S align(4) = undefined;
	2235	const ptr: *align(4) S = &foo;
	2236	const ptr_to_b: *u32 = &ptr.b;
	2237	}
	2238	{#code_end#}
	2239	<p>When this bug is fixed, the above test in the documentation will unexpectedly pass, which will
	2240	cause the test suite to fail, notifying the bug fixer to update these docs.
	2241	</p>
	2242	<p>
	2243	It's also
	2244	<a href="https://github.com/ziglang/zig/issues/1512">planned to be able to set alignment of struct fields</a>.
	2245	</p>
	2246	<p>
	2247	Using packed structs with {#link\|volatile#} is problematic, and may be a compile error in the future.
	2248	For details on this subscribe to
	2249	<a href="https://github.com/ziglang/zig/issues/1761">this issue</a>.
	2250	TODO update these docs with a recommendation on how to use packed structs with MMIO
	2251	(the use case for volatile packed structs) once this issue is resolved.
	2252	Don't worry, there will be a good solution for this use case in zig.
	2253	</p>
2054	2254	{#header_close#}
2055	2255	{#header_open\|struct Naming#}
2056	2256	<p>Since all structs are anonymous, Zig infers the type name based on a few rules.</p>
...	...	@@ -2200,8 +2400,8 @@ export fn entry(foo: Foo) void { }
2200	2400	{#header_close#}
2201	2401	{#header_open\|packed enum#}
2202	2402	<p>By default, the size of enums is not guaranteed.</p>
2203		<p>{#syntax#}packed enum{#endsyntax#} causes the size of the enum to be the same as the size of the integer tag type
2204		of the enum:</p>
	2403	<p>{#syntax#}packed enum{#endsyntax#} causes the size of the enum to be the same as the size of the
	2404	integer tag type of the enum:</p>
2205	2405	{#code_begin\|test#}
2206	2406	const std = @import("std");
2207	2407
...	...	@@ -2214,131 +2414,179 @@ test "packed enum" {
2214	2414	std.debug.assert(@sizeOf(Number) == @sizeOf(u8));
2215	2415	}
2216	2416	{#code_end#}
	2417	<p>This makes the enum eligible to be in a {#link\|packed struct#}.</p>
2217	2418	{#header_close#}
2218	2419	{#see_also\|@memberName\|@memberCount\|@tagName\|@sizeOf#}
2219	2420	{#header_close#}
2220	2421	{#header_open\|union#}
2221		{#code_begin\|test\|union#}
2222		const assert = @import("std").debug.assert;
2223		const mem = @import("std").mem;
	2422	<p>
	2423	A bare {#syntax#}union{#endsyntax#} defines a set of possible types that a value
	2424	can be as a list of fields. Only one field can be active at a time.
	2425	The in-memory representation of bare unions is not guaranteed.
	2426	Bare unions cannot be used to reinterpret memory. For that, use {#link\|@ptrCast#},
	2427	or use an {#link\|extern union#} or a {#link\|packed union#} which have
	2428	guaranteed in-memory layout.
	2429	{#link\|Accessing the non-active field\|Wrong Union Field Access#} is
	2430	safety-checked {#link\|Undefined Behavior#}:
	2431	</p>
	2432	{#code_begin\|test_err\|inactive union field#}
	2433	const Payload = union {
	2434	Int: i64,
	2435	Float: f64,
	2436	Bool: bool,
	2437	};
	2438	test "simple union" {
	2439	var payload = Payload{ .Int = 1234 };
	2440	payload.Float = 12.34;
	2441	}
	2442	{#code_end#}
	2443	<p>You can activate another field by assigning the entire union:</p>
	2444	{#code_begin\|test#}
	2445	const std = @import("std");
	2446	const assert = std.debug.assert;
2224	2447
2225		// A union has only 1 active field at a time.
2226	2448	const Payload = union {
2227	2449	Int: i64,
2228	2450	Float: f64,
2229	2451	Bool: bool,
2230	2452	};
2231	2453	test "simple union" {
2232		var payload = Payload {.Int = 1234};
2233		// payload.Float = 12.34; // ERROR! field not active
	2454	var payload = Payload{ .Int = 1234 };
2234	2455	assert(payload.Int == 1234);
2235		// You can activate another field by assigning the entire union.
2236		payload = Payload {.Float = 12.34};
	2456	payload = Payload{ .Float = 12.34 };
2237	2457	assert(payload.Float == 12.34);
2238	2458	}
	2459	{#code_end#}
	2460	<p>
	2461	In order to use {#link\|switch#} with a union, it must be a {#link\|Tagged union#}.
	2462	</p>
	2463
	2464	{#header_open\|Tagged union#}
	2465	<p>Unions can be declared with an enum tag type.
	2466	This turns the union into a <em>tagged</em> union, which makes it eligible
	2467	to use with {#link\|switch#} expressions. One can use {#link\|@TagType#} to
	2468	obtain the enum type from the union type.
	2469	</p>
	2470	{#code_begin\|test#}
	2471	const std = @import("std");
	2472	const assert = std.debug.assert;
2239	2473
2240		// Unions can be given an enum tag type:
2241		const ComplexTypeTag = enum { Ok, NotOk };
	2474	const ComplexTypeTag = enum {
	2475	Ok,
	2476	NotOk,
	2477	};
2242	2478	const ComplexType = union(ComplexTypeTag) {
2243	2479	Ok: u8,
2244	2480	NotOk: void,
2245	2481	};
2246	2482
2247		// Declare a specific instance of the union variant.
2248		test "declare union value" {
2249		const c = ComplexType { .Ok = 0 };
	2483	test "switch on tagged union" {
	2484	const c = ComplexType{ .Ok = 42 };
2250	2485	assert(ComplexTypeTag(c) == ComplexTypeTag.Ok);
	2486
	2487	switch (c) {
	2488	ComplexTypeTag.Ok => \|value\| assert(value == 42),
	2489	ComplexTypeTag.NotOk => unreachable,
	2490	}
2251	2491	}
2252	2492
2253		// @TagType can be used to access the enum tag type of a union.
2254	2493	test "@TagType" {
2255	2494	assert(@TagType(ComplexType) == ComplexTypeTag);
2256	2495	}
	2496	{#code_end#}
	2497	<p>In order to modify the payload of a tagged union in a switch expression,
	2498	place a {#syntax#}*{#endsyntax#} before the variable name to make it a pointer:
	2499	</p>
	2500	{#code_begin\|test#}
	2501	const std = @import("std");
	2502	const assert = std.debug.assert;
2257	2503
2258		// Unions can be made to infer the enum tag type.
2259		const Foo = union(enum) {
2260		String: []const u8,
2261		Number: u64,
2262
2263		// void can be omitted when inferring enum tag type.
2264		None,
	2504	const ComplexTypeTag = enum {
	2505	Ok,
	2506	NotOk,
	2507	};
	2508	const ComplexType = union(ComplexTypeTag) {
	2509	Ok: u8,
	2510	NotOk: void,
2265	2511	};
2266		test "union variant switch" {
2267		const p = Foo { .Number = 54 };
2268		const what_is_it = switch (p) {
2269		// Capture by reference
2270		Foo.String => \|*x\| blk: {
2271		break :blk "this is a string";
2272		},
2273	2512
2274		// Capture by value
2275		Foo.Number => \|x\| blk: {
2276		assert(x == 54);
2277		break :blk "this is a number";
2278		},
	2513	test "modify tagged union in switch" {
	2514	var c = ComplexType{ .Ok = 42 };
	2515	assert(ComplexTypeTag(c) == ComplexTypeTag.Ok);
2279	2516
2280		Foo.None => blk: {
2281		break :blk "this is a none";
2282		},
2283		};
2284		assert(mem.eql(u8, what_is_it, "this is a number"));
2285		}
	2517	switch (c) {
	2518	ComplexTypeTag.Ok => \|value\| value. += 1,
	2519	ComplexTypeTag.NotOk => unreachable,
	2520	}
2286	2521
2287		// Unions can have methods just like structs and enums:
	2522	assert(c.Ok == 43);
	2523	}
	2524	{#code_end#}
	2525	<p>
	2526	Unions can be made to infer the enum tag type.
	2527	Further, unions can have methods just like structs and enums.
	2528	</p>
	2529	{#code_begin\|test#}
	2530	const std = @import("std");
	2531	const assert = std.debug.assert;
2288	2532
2289	2533	const Variant = union(enum) {
2290	2534	Int: i32,
2291	2535	Bool: bool,
2292	2536
	2537	// void can be omitted when inferring enum tag type.
	2538	None,
	2539
2293	2540	fn truthy(self: Variant) bool {
2294	2541	return switch (self) {
2295	2542	Variant.Int => \|x_int\| x_int != 0,
2296	2543	Variant.Bool => \|x_bool\| x_bool,
	2544	Variant.None => false,
2297	2545	};
2298	2546	}
2299	2547	};
2300	2548
2301	2549	test "union method" {
2302		var v1 = Variant { .Int = 1 };
2303		var v2 = Variant { .Bool = false };
	2550	var v1 = Variant{ .Int = 1 };
	2551	var v2 = Variant{ .Bool = false };
2304	2552
2305	2553	assert(v1.truthy());
2306	2554	assert(!v2.truthy());
2307	2555	}
	2556	{#code_end#}
	2557	<p>
	2558	{#link\|@tagName#} can be used to return a {#link\|comptime#}
	2559	{#syntax#}[]const u8{#endsyntax#} value representing the field name:
	2560	</p>
	2561	{#code_begin\|test#}
	2562	const std = @import("std");
	2563	const assert = std.debug.assert;
2308	2564
2309
2310		const Small = union {
2311		A: i32,
2312		B: bool,
2313		C: u8,
2314		};
2315
2316		// @memberCount tells how many fields a union has:
2317		test "@memberCount" {
2318		assert(@memberCount(Small) == 3);
2319		}
2320
2321		// @memberName tells the name of a field in an enum:
2322		test "@memberName" {
2323		assert(mem.eql(u8, @memberName(Small, 1), "B"));
2324		}
2325
2326		// @tagName gives a []const u8 representation of an enum value,
2327		// but only if the union has an enum tag type.
2328	2565	const Small2 = union(enum) {
2329	2566	A: i32,
2330	2567	B: bool,
2331	2568	C: u8,
2332	2569	};
2333	2570	test "@tagName" {
2334		assert(mem.eql(u8, @tagName(Small2.C), "C"));
	2571	assert(std.mem.eql(u8, @tagName(Small2.C), "C"));
2335	2572	}
2336	2573	{#code_end#}
	2574	{#header_close#}
	2575
	2576	{#header_open\|extern union#}
2337	2577	<p>
2338		Unions with an enum tag are generated as a struct with a tag field and union field. Zig
2339		sorts the order of the tag and union field by the largest alignment.
	2578	An {#syntax#}extern union{#endsyntax#} has memory layout guaranteed to be compatible with
	2579	the target C ABI.
2340	2580	</p>
	2581	{#see_also\|extern struct#}
	2582	{#header_close#}
	2583
	2584	{#header_open\|packed union#}
	2585	<p>A {#syntax#}packed union{#endsyntax#} has well-defined in-memory layout and is eligible
	2586	to be in a {#link\|packed struct#}.
	2587	{#header_close#}
2341	2588	{#header_close#}
	2589
2342	2590	{#header_open\|blocks#}
2343	2591	<p>
2344	2592	Blocks are used to limit the scope of variable declarations:
...	...	@@ -2371,7 +2619,36 @@ test "labeled break from labeled block expression" {
2371	2619	{#code_end#}
2372	2620	<p>Here, {#syntax#}blk{#endsyntax#} can be any name.</p>
2373	2621	{#see_also\|Labeled while\|Labeled for#}
	2622
	2623	{#header_open\|Shadowing#}
	2624	<p>It is never allowed for an identifier to "hide" another one by using the same name:</p>
	2625	{#code_begin\|test_err\|redefinition#}
	2626	const pi = 3.14;
	2627
	2628	test "inside test block" {
	2629	// Let's even go inside another block
	2630	{
	2631	var pi: i32 = 1234;
	2632	}
	2633	}
	2634	{#code_end#}
	2635	<p>
	2636	Because of this, when you read Zig code you can rely on an identifier always meaning the same thing,
	2637	within the scope it is defined. Note that you can, however use the same name if the scopes are separate:
	2638	</p>
	2639	{#code_begin\|test#}
	2640	test "separate scopes" {
	2641	{
	2642	const pi = 3.14;
	2643	}
	2644	{
	2645	var pi: bool = true;
	2646	}
	2647	}
	2648	{#code_end#}
	2649	{#header_close#}
2374	2650	{#header_close#}
	2651
2375	2652	{#header_open\|switch#}
2376	2653	{#code_begin\|test\|switch#}
2377	2654	const assert = @import("std").debug.assert;
...	...	@@ -2392,7 +2669,7 @@ test "switch simple" {
2392	2669
2393	2670	// Ranges can be specified using the ... syntax. These are inclusive
2394	2671	// both ends.
2395		5 ... 100 => 1,
	2672	5...100 => 1,
2396	2673
2397	2674	// Branches can be arbitrarily complex.
2398	2675	101 => blk: {
...	...	@@ -2418,14 +2695,47 @@ test "switch simple" {
2418	2695	assert(b == 1);
2419	2696	}
2420	2697
2421		test "switch enum" {
	2698	// Switch expressions can be used outside a function:
	2699	const os_msg = switch (builtin.os) {
	2700	builtin.Os.linux => "we found a linux user",
	2701	else => "not a linux user",
	2702	};
	2703
	2704	// Inside a function, switch statements implicitly are compile-time
	2705	// evaluated if the target expression is compile-time known.
	2706	test "switch inside function" {
	2707	switch (builtin.os) {
	2708	builtin.Os.fuchsia => {
	2709	// On an OS other than fuchsia, block is not even analyzed,
	2710	// so this compile error is not triggered.
	2711	// On fuchsia this compile error would be triggered.
	2712	@compileError("fuchsia not supported");
	2713	},
	2714	else => {},
	2715	}
	2716	}
	2717	{#code_end#}
	2718	<p>
	2719	{#syntax#}switch{#endsyntax#} can be used to capture the field values
	2720	of a {#link\|Tagged union#}. Modifications to the field values can be
	2721	done by placing a {#syntax#}*{#endsyntax#} before the capture variable name,
	2722	turning it into a pointer.
	2723	</p>
	2724	{#code_begin\|test#}
	2725	const assert = @import("std").debug.assert;
	2726
	2727	test "switch on tagged union" {
	2728	const Point = struct {
	2729	x: u8,
	2730	y: u8,
	2731	};
2422	2732	const Item = union(enum) {
2423	2733	A: u32,
2424		C: struct { x: u8, y: u8 },
	2734	C: Point,
2425	2735	D,
2426	2736	};
2427	2737
2428		var a = Item { .A = 3 };
	2738	var a = Item{ .C = Point{ .x = 1, .y = 2 } };
2429	2739
2430	2740	// Switching on more complex enums is allowed.
2431	2741	const b = switch (a) {
...	...	@@ -2443,27 +2753,8 @@ test "switch enum" {
2443	2753	Item.D => 8,
2444	2754	};
2445	2755
2446		assert(b == 3);
2447		}
2448
2449		// Switch expressions can be used outside a function:
2450		const os_msg = switch (builtin.os) {
2451		builtin.Os.linux => "we found a linux user",
2452		else => "not a linux user",
2453		};
2454
2455		// Inside a function, switch statements implicitly are compile-time
2456		// evaluated if the target expression is compile-time known.
2457		test "switch inside function" {
2458		switch (builtin.os) {
2459		builtin.Os.fuchsia => {
2460		// On an OS other than fuchsia, block is not even analyzed,
2461		// so this compile error is not triggered.
2462		// On fuchsia this compile error would be triggered.
2463		@compileError("fuchsia not supported");
2464		},
2465		else => {},
2466		}
	2756	assert(b == 6);
	2757	assert(a.C.x == 2);
2467	2758	}
2468	2759	{#code_end#}
2469	2760	{#see_also\|comptime\|enum\|@compileError\|Compile Variables#}
...	...	@@ -3134,7 +3425,6 @@ const assert = @import("std").debug.assert;
3134	3425	// Functions are declared like this
3135	3426	fn add(a: i8, b: i8) i8 {
3136	3427	if (a == 0) {
3137		// You can still return manually if needed.
3138	3428	return b;
3139	3429	}
3140	3430
...	...	@@ -3158,12 +3448,18 @@ fn abort() noreturn {
3158	3448	while (true) {}
3159	3449	}
3160	3450
3161		// nakedcc makes a function not have any function prologue or epilogue.
	3451	// The nakedcc specifier makes a function not have any function prologue or epilogue.
3162	3452	// This can be useful when integrating with assembly.
3163	3453	nakedcc fn _start() noreturn {
3164	3454	abort();
3165	3455	}
3166	3456
	3457	// The inline specifier forces a function to be inlined at all call sites.
	3458	// If the function cannot be inlined, it is a compile-time error.
	3459	inline fn shiftLeftOne(a: u32) u32 {
	3460	return a << 1;
	3461	}
	3462
3167	3463	// The pub specifier allows the function to be visible when importing.
3168	3464	// Another file can use @import and call sub2
3169	3465	pub fn sub2(a: i8, b: i8) i8 { return a - b; }
...	...	@@ -3731,7 +4027,7 @@ fn bang2() void {
3731	4027	Here, the stack trace does not explain how the control
3732	4028	flow in {#syntax#}bar{#endsyntax#} got to the {#syntax#}hello(){#endsyntax#} call.
3733	4029	One would have to open a debugger or further instrument the application
3734		in order to find out. The error return trace, on the other hand,
	4030	in order to find out. The error return trace, on the other hand,
3735	4031	shows exactly how the error bubbled up.
3736	4032	</p>
3737	4033	<p>
...	...	@@ -3923,7 +4219,7 @@ test "optional type" {
3923	4219	cast it to a different type:
3924	4220	</p>
3925	4221	{#code_begin\|syntax#}
3926		const optional_value: ?i32 = null;
	4222	const optional_value: ?i32 = null;
3927	4223	{#code_end#}
3928	4224	{#header_close#}
3929	4225	{#header_open\|Optional Pointers#}
...	...	@@ -3981,7 +4277,7 @@ test "implicit cast - invoke a type as a function" {
3981	4277	{#code_end#}
3982	4278	<p>
3983	4279	Implicit casts are only allowed when it is completely unambiguous how to get from one type to another,
3984		and the transformation is guaranteed to be safe.
	4280	and the transformation is guaranteed to be safe. There is one exception, which is {#link\|C Pointers#}.
3985	4281	</p>
3986	4282	{#header_open\|Implicit Cast: Stricter Qualification#}
3987	4283	<p>
...	...	@@ -4228,9 +4524,20 @@ fn peerTypeEmptyArrayAndSliceAndError(a: bool, slice: []u8) anyerror![]u8 {
4228	4524	{#header_close#}
4229	4525	{#header_close#}
4230	4526
4231		{#header_open\|void#}
	4527	{#header_open\|Zero Bit Types#}
	4528	<p>For some types, {#link\|@sizeOf#} is 0:</p>
	4529	<ul>
	4530	<li>{#link\|void#}</li>
	4531	<li>The {#link\|Integers#} {#syntax#}u0{#endsyntax#} and {#syntax#}i0{#endsyntax#}.</li>
	4532	<li>{#link\|Arrays#} and {#link\|Vectors#} with len 0, or with an element type that is a zero bit type.</li>
	4533	<li>An {#link\|enum#} with only 1 tag.</li>
	4534	<li>An {#link\|struct#} with all fields being zero bit types.</li>
	4535	<li>A {#link\|union#} with only 1 field which is a zero bit type.</li>
	4536	<li>{#link\|Pointers to Zero Bit Types#} are themselves zero bit types.</li>
	4537	</ul>
4232	4538	<p>
4233		{#syntax#}void{#endsyntax#} represents a type that has no value. Code that makes use of void values is
	4539	These types can only ever have one possible value, and thus
	4540	require 0 bits to represent. Code that makes use of these types is
4234	4541	not included in the final generated code:
4235	4542	</p>
4236	4543	{#code_begin\|syntax#}
...	...	@@ -4240,8 +4547,8 @@ export fn entry() void {
4240	4547	x = y;
4241	4548	}
4242	4549	{#code_end#}
4243		<p>When this turns into LLVM IR, there is no code generated in the body of {#syntax#}entry{#endsyntax#},
4244		even in debug mode. For example, on x86_64:</p>
	4550	<p>When this turns into machine code, there is no code generated in the
	4551	body of {#syntax#}entry{#endsyntax#}, even in {#link\|Debug#} mode. For example, on x86_64:</p>
4245	4552	<pre><code>0000000000000010 <entry>:
4246	4553	10: 55 push %rbp
4247	4554	11: 48 89 e5 mov %rsp,%rbp
...	...	@@ -4249,6 +4556,8 @@ export fn entry() void {
4249	4556	15: c3 retq </code></pre>
4250	4557	<p>These assembly instructions do not have any code associated with the void values -
4251	4558	they only perform the function call prologue and epilog.</p>
	4559
	4560	{#header_open\|void#}
4252	4561	<p>
4253	4562	{#syntax#}void{#endsyntax#} can be useful for instantiating generic types. For example, given a
4254	4563	{#syntax#}Map(Key, Value){#endsyntax#}, one can pass {#syntax#}void{#endsyntax#} for the {#syntax#}Value{#endsyntax#}
...	...	@@ -4320,6 +4629,38 @@ fn foo() i32 {
4320	4629	{#code_end#}
4321	4630	{#header_close#}
4322	4631
	4632	{#header_open\|Pointers to Zero Bit Types#}
	4633	<p>Pointers to zero bit types also have zero bits. They always compare equal to each other:</p>
	4634	{#code_begin\|test#}
	4635	const std = @import("std");
	4636	const assert = std.debug.assert;
	4637
	4638	test "pointer to empty struct" {
	4639	const Empty = struct {};
	4640	var a = Empty{};
	4641	var b = Empty{};
	4642	var ptr_a = &a;
	4643	var ptr_b = &b;
	4644	comptime assert(ptr_a == ptr_b);
	4645	}
	4646	{#code_end#}
	4647	<p>The type being pointed to can only ever be one value; therefore loads and stores are
	4648	never generated. {#link\|ptrToInt#} and {#link\|intToPtr#} are not allowed:</p>
	4649	{#code_begin\|test_err#}
	4650	const Empty = struct {};
	4651
	4652	test "@ptrToInt for pointer to zero bit type" {
	4653	var a = Empty{};
	4654	_ = @ptrToInt(&a);
	4655	}
	4656
	4657	test "@intToPtr for pointer to zero bit type" {
	4658	_ = @intToPtr(*Empty, 0x1);
	4659	}
	4660	{#code_end#}
	4661	{#header_close#}
	4662	{#header_close#}
	4663
4323	4664	{#header_open\|comptime#}
4324	4665	<p>
4325	4666	Zig places importance on the concept of whether an expression is known at compile-time.
...	...	@@ -5101,7 +5442,7 @@ async fn testResumeFromSuspend(my_result: *i32) void {
5101	5442	<p>
5102	5443	{#syntax#}await{#endsyntax#} is valid only in an {#syntax#}async{#endsyntax#} function, and it takes
5103	5444	as an operand a promise handle.
5104		If the async function associated with the promise handle has already returned,
	5445	If the async function associated with the promise handle has already returned,
5105	5446	then {#syntax#}await{#endsyntax#} destroys the target async function, and gives the return value.
5106	5447	Otherwise, {#syntax#}await{#endsyntax#} suspends the current async function, registering its
5107	5448	promise handle with the target coroutine. It becomes the target coroutine's responsibility
...	...	@@ -5185,7 +5526,7 @@ fn seq(c: u8) void {
5185	5526	</li>
5186	5527	</ul>
5187	5528	{#header_close#}
5188
	5529
5189	5530	{#header_close#}
5190	5531	{#header_open\|Builtin Functions#}
5191	5532	<p>
...	...	@@ -5540,13 +5881,13 @@ const warn = @import("std").debug.warn;
5540	5881
5541	5882	const num1 = blk: {
5542	5883	var val1: i32 = 99;
5543		@compileLog("comptime val1 = ", val1);
	5884	@compileLog("comptime val1 = ", val1);
5544	5885	val1 = val1 + 1;
5545	5886	break :blk val1;
5546	5887	};
5547	5888
5548	5889	test "main" {
5549		@compileLog("comptime in main");
	5890	@compileLog("comptime in main");
5550	5891
5551	5892	warn("Runtime in main, num1 = {}.\n", num1);
5552	5893	}
...	...	@@ -5556,10 +5897,10 @@ test "main" {
5556	5897	will ouput:
5557	5898	</p>
5558	5899	<p>
5559		If all {#syntax#}@compileLog{#endsyntax#} calls are removed or
	5900	If all {#syntax#}@compileLog{#endsyntax#} calls are removed or
5560	5901	not encountered by analysis, the
5561	5902	program compiles successfully and the generated executable prints:
5562		</p>
	5903	</p>
5563	5904	{#code_begin\|test#}
5564	5905	const warn = @import("std").debug.warn;
5565	5906
...	...	@@ -5658,12 +5999,13 @@ test "main" {
5658	5999	{#header_close#}
5659	6000
5660	6001	{#header_open\|@enumToInt#}
5661		<pre>{#syntax#}@enumToInt(enum_value: var) var{#endsyntax#}</pre>
	6002	<pre>{#syntax#}@enumToInt(enum_or_tagged_union: var) var{#endsyntax#}</pre>
5662	6003	<p>
5663		Converts an enumeration value into its integer tag type.
	6004	Converts an enumeration value into its integer tag type. When a tagged union is passed,
	6005	the tag value is used as the enumeration value.
5664	6006	</p>
5665	6007	<p>
5666		If the enum has only 1 possible value, the resut is a {#syntax#}comptime_int{#endsyntax#}
	6008	If there is only one possible enum value, the resut is a {#syntax#}comptime_int{#endsyntax#}
5667	6009	known at {#link\|comptime#}.
5668	6010	</p>
5669	6011	{#see_also\|@intToEnum#}
...	...	@@ -6104,6 +6446,10 @@ test "call foo" {
6104	6446	<p>
6105	6447	Converts a pointer of one type to a pointer of another type.
6106	6448	</p>
	6449	<p>
	6450	{#link\|Optional Pointers#} are allowed. Casting an optional pointer which is {#link\|null#}
	6451	to a non-optional pointer invokes safety-checked {#link\|Undefined Behavior#}.
	6452	</p>
6107	6453	{#header_close#}
6108	6454
6109	6455	{#header_open\|@ptrToInt#}
...	...	@@ -6293,10 +6639,15 @@ pub const FloatMode = enum {
6293	6639	<pre>{#syntax#}@sizeOf(comptime T: type) comptime_int{#endsyntax#}</pre>
6294	6640	<p>
6295	6641	This function returns the number of bytes it takes to store {#syntax#}T{#endsyntax#} in memory.
	6642	The result is a target-specific compile time constant.
6296	6643	</p>
6297	6644	<p>
6298		The result is a target-specific compile time constant.
	6645	This size may contain padding bytes. If there were two consecutive T in memory, this would be the offset
	6646	in bytes between element at index 0 and the element at index 1. For {#link\|integer\|Integers#},
	6647	consider whether you want to use {#syntax#}@sizeOf(T){#endsyntax#} or
	6648	{#syntax#}@typeInfo(T).Int.bits{#endsyntax#}.
6299	6649	</p>
	6650	{#see_also\|@typeInfo#}
6300	6651	{#header_close#}
6301	6652
6302	6653	{#header_open\|@sliceToBytes#}
...	...	@@ -6375,7 +6726,7 @@ fn List(comptime T: type) type {
6375	6726	<p>
6376	6727	When {#syntax#}@This(){#endsyntax#} is used at global scope, it returns a reference to the
6377	6728	current import. There is a proposal to remove the import type and use an empty struct
6378		type instead. See
	6729	type instead. See
6379	6730	<a href="https://github.com/ziglang/zig/issues/1047">#1047</a> for details.
6380	6731	</p>
6381	6732	{#header_close#}
...	...	@@ -6730,11 +7081,7 @@ pub fn build(b: *Builder) void {
6730	7081	{#header_open\|Single Threaded Builds#}
6731	7082	<p>Zig has a compile option <code>--single-threaded</code> which has the following effects:
6732	7083	<ul>
6733		<li>{#link\|@atomicLoad#} is emitted as a normal load.</li>
6734		<li>{#link\|@atomicRmw#} is emitted as a normal memory load, modify, store.</li>
6735		<li>{#link\|@fence#} becomes a no-op.</li>
6736		<li>Variables which have Thread Local Storage instead become globals. TODO thread local variables
6737		are not implemented yet.</li>
	7084	<li>Variables which have Thread Local Storage instead become globals.</li>
6738	7085	<li>The overhead of {#link\|Coroutines#} becomes equivalent to function call overhead.
6739	7086	TODO: please note this will not be implemented until the upcoming Coroutine Rewrite</li>
6740	7087	<li>The {#syntax#}@import("builtin").single_threaded{#endsyntax#} becomes {#syntax#}true{#endsyntax#}
...	...	@@ -7343,12 +7690,30 @@ fn bar(f: *Foo) void {
7343	7690	f.float = 12.34;
7344	7691	}
7345	7692	{#code_end#}
	7693	{#see_also\|union\|extern union#}
7346	7694	{#header_close#}
7347	7695
7348		{#header_open\|Out of Bounds Float To Integer Cast#}
	7696	{#header_open\|Out of Bounds Float to Integer Cast#}
7349	7697	<p>TODO</p>
7350	7698	{#header_close#}
7351	7699
	7700	{#header_open\|Pointer Cast Invalid Null#}
	7701	<p>At compile-time:</p>
	7702	{#code_begin\|test_err\|null pointer casted to type#}
	7703	comptime {
	7704	const opt_ptr: ?*i32 = null;
	7705	const ptr = @ptrCast(*i32, opt_ptr);
	7706	}
	7707	{#code_end#}
	7708	<p>At runtime:</p>
	7709	{#code_begin\|exe_err#}
	7710	pub fn main() void {
	7711	var opt_ptr: ?*i32 = null;
	7712	var ptr = @ptrCast(*i32, opt_ptr);
	7713	}
	7714	{#code_end#}
	7715	{#header_close#}
	7716
7352	7717	{#header_close#}
7353	7718	{#header_open\|Memory#}
7354	7719	<p>TODO: explain no default allocator in zig</p>
...	...	@@ -7439,6 +7804,7 @@ pub fn main() void {
7439	7804	{#code_end#}
7440	7805	{#see_also\|String Literals#}
7441	7806	{#header_close#}
	7807
7442	7808	{#header_open\|Import from C Header File#}
7443	7809	<p>
7444	7810	The {#syntax#}@cImport{#endsyntax#} builtin function can be used
...	...	@@ -7477,6 +7843,36 @@ const c = @cImport({
7477	7843	{#code_end#}
7478	7844	{#see_also\|@cImport\|@cInclude\|@cDefine\|@cUndef\|@import#}
7479	7845	{#header_close#}
	7846
	7847	{#header_open\|C Pointers#}
	7848	<p>
	7849	This type is to be avoided whenever possible. The only valid reason for using a C pointer is in
	7850	auto-generated code from translating C code.
	7851	</p>
	7852	<p>
	7853	When importing C header files, it is ambiguous whether pointers should be translated as
	7854	single-item pointers ({#syntax#}T{#endsyntax#}) or unknown-length pointers ({#syntax#}[]T{#endsyntax#}).
	7855	C pointers are a compromise so that Zig code can utilize translated header files directly.
	7856	</p>
	7857	<p>{#syntax#}[*c]T{#endsyntax#} - C pointer.</p>
	7858	<ul>
	7859	<li>Supports all the syntax of the other two pointer types.</li>
	7860	<li>Implicitly casts to other pointer types, as well as {#link\|Optional Pointers#}.
	7861	When a C pointer is implicitly casted to a non-optional pointer, safety-checked
	7862	{#link\|Undefined Behavior#} occurs if the address is 0.
	7863	</li>
	7864	<li>Allows address 0. On non-freestanding targets, dereferencing address 0 is safety-checked
	7865	{#link\|Undefined Behavior#}. Optional C pointers introduce another bit to keep track of
	7866	null, just like {#syntax#}?usize{#endsyntax#}. Note that creating an optional C pointer
	7867	is unnecessary as one can use normal {#link\|Optional Pointers#}.
	7868	</li>
	7869	<li>Supports {#link\|implicit casting\|Implicit Casts#} to and from integers.</li>
	7870	<li>Supports comparison with integers.</li>
	7871	<li>Does not support Zig-only pointer attributes such as alignment. Use normal {#link\|Pointers#}
	7872	please!</li>
	7873	</ul>
	7874	{#header_close#}
	7875
7480	7876	{#header_open\|Exporting a C Library#}
7481	7877	<p>
7482	7878	One of the primary use cases for Zig is exporting a library with the C ABI for other programming languages
...	...	@@ -7729,7 +8125,7 @@ Environments:
7729	8125	coreclr
7730	8126	opencl</code></pre>
7731	8127	<p>
7732		The Zig Standard Library ({#syntax#}@import("std"){#endsyntax#}) has architecture, environment, and operating sytsem
	8128	The Zig Standard Library ({#syntax#}@import("std"){#endsyntax#}) has architecture, environment, and operating system
7733	8129	abstractions, and thus takes additional work to support more platforms.
7734	8130	Not all standard library code requires operating system abstractions, however,
7735	8131	so things such as generic data structures work an all above platforms.
...	...	@@ -8164,7 +8560,8 @@ ArrayTypeStart <- LBRACKET Expr? RBRACKET
8164	8560	PtrTypeStart
8165	8561	<- ASTERISK
8166	8562	/ ASTERISK2
8167		/ LBRACKET ASTERISK RBRACKET
	8563	/ PTRUNKNOWN
	8564	/ PTRC
8168	8565
8169	8566	# ContainerDecl specific
8170	8567	ContainerDeclAuto <- ContainerDeclType LBRACE ContainerMembers RBRACE
...	...	@@ -8262,7 +8659,7 @@ LARROW2 <- '<<' ![=] skip
8262	8659	LARROW2EQUAL <- '<<=' skip
8263	8660	LARROWEQUAL <- '<=' skip
8264	8661	LBRACE <- '{' skip
8265		LBRACKET <- '[' skip
	8662	LBRACKET <- '[' ![*] skip
8266	8663	LPAREN <- '(' skip
8267	8664	MINUS <- '-' ![%=>] skip
8268	8665	MINUSEQUAL <- '-=' skip
...	...	@@ -8279,6 +8676,8 @@ PLUS2 <- '++' skip
8279	8676	PLUSEQUAL <- '+=' skip
8280	8677	PLUSPERCENT <- '+%' ![=] skip
8281	8678	PLUSPERCENTEQUAL <- '+%=' skip
	8679	PTRC <- '[*c]' skip
	8680	PTRUNKNOWN <- '[*]' skip
8282	8681	QUESTIONMARK <- '?' skip
8283	8682	RARROW <- '>' ![>=] skip
8284	8683	RARROW2 <- '>>' ![=] skip

example/mix_o_files/build.zig+3-3

...	...	@@ -3,10 +3,10 @@ const Builder = @import("std").build.Builder;
3	3	pub fn build(b: *Builder) void {
4	4	const obj = b.addObject("base64", "base64.zig");
5	5
6		const exe = b.addCExecutable("test");
7		exe.addCompileFlags([][]const u8{"-std=c99"});
8		exe.addSourceFile("test.c");
	6	const exe = b.addExecutable("test", null);
	7	exe.addCSourceFile("test.c",[][]const u8{"-std=c99"});
9	8	exe.addObject(obj);
	9	exe.linkSystemLibrary("c");
10	10
11	11	b.default_step.dependOn(&exe.step);
12	12

example/shared_library/build.zig+3-3

...	...	@@ -3,10 +3,10 @@ const Builder = @import("std").build.Builder;
3	3	pub fn build(b: *Builder) void {
4	4	const lib = b.addSharedLibrary("mathtest", "mathtest.zig", b.version(1, 0, 0));
5	5
6		const exe = b.addCExecutable("test");
7		exe.addCompileFlags([][]const u8{"-std=c99"});
8		exe.addSourceFile("test.c");
	6	const exe = b.addExecutable("test", null);
	7	exe.addCSourceFile("test.c", [][]const u8{"-std=c99"});
9	8	exe.linkLibrary(lib);
	9	exe.linkSystemLibrary("c");
10	10
11	11	b.default_step.dependOn(&exe.step);
12	12

example/shared_library/mathtest.zig-9

...	...	@@ -1,12 +1,3 @@
1		// TODO Remove this workaround
2		comptime {
3		const builtin = @import("builtin");
4		if (builtin.os == builtin.Os.macosx) {
5		@export("__mh_execute_header", _mh_execute_header, builtin.GlobalLinkage.Weak);
6		}
7		}
8		var _mh_execute_header = extern struct {x: usize}{.x = 0};
9
10	1	export fn add(a: i32, b: i32) i32 {
11	2	return a + b;
12	3	}

src-self-hosted/codegen.zig+21-21

...	...	@@ -137,10 +137,10 @@ pub async fn renderToLlvm(comp: Compilation, fn_val: Value.Fn, code: *ir.Code)
137	137
138	138	pub const ObjectFile = struct {
139	139	comp: *Compilation,
140		module: llvm.ModuleRef,
141		builder: llvm.BuilderRef,
	140	module: *llvm.Module,
	141	builder: *llvm.Builder,
142	142	dibuilder: *llvm.DIBuilder,
143		context: llvm.ContextRef,
	143	context: *llvm.Context,
144	144	lock: event.Lock,
145	145	arena: *std.mem.Allocator,
146	146
...	...	@@ -323,7 +323,7 @@ pub fn renderToLlvmModule(ofile: ObjectFile, fn_val: Value.Fn, code: *ir.Code)
323	323
324	324	fn addLLVMAttr(
325	325	ofile: *ObjectFile,
326		val: llvm.ValueRef,
	326	val: *llvm.Value,
327	327	attr_index: llvm.AttributeIndex,
328	328	attr_name: []const u8,
329	329	) !void {
...	...	@@ -335,7 +335,7 @@ fn addLLVMAttr(
335	335
336	336	fn addLLVMAttrStr(
337	337	ofile: *ObjectFile,
338		val: llvm.ValueRef,
	338	val: *llvm.Value,
339	339	attr_index: llvm.AttributeIndex,
340	340	attr_name: []const u8,
341	341	attr_val: []const u8,
...	...	@@ -351,7 +351,7 @@ fn addLLVMAttrStr(
351	351	}
352	352
353	353	fn addLLVMAttrInt(
354		val: llvm.ValueRef,
	354	val: *llvm.Value,
355	355	attr_index: llvm.AttributeIndex,
356	356	attr_name: []const u8,
357	357	attr_val: u64,
...	...	@@ -362,25 +362,25 @@ fn addLLVMAttrInt(
362	362	llvm.AddAttributeAtIndex(val, attr_index, llvm_attr);
363	363	}
364	364
365		fn addLLVMFnAttr(ofile: *ObjectFile, fn_val: llvm.ValueRef, attr_name: []const u8) !void {
	365	fn addLLVMFnAttr(ofile: ObjectFile, fn_val: llvm.Value, attr_name: []const u8) !void {
366	366	return addLLVMAttr(ofile, fn_val, maxInt(llvm.AttributeIndex), attr_name);
367	367	}
368	368
369		fn addLLVMFnAttrStr(ofile: *ObjectFile, fn_val: llvm.ValueRef, attr_name: []const u8, attr_val: []const u8) !void {
	369	fn addLLVMFnAttrStr(ofile: ObjectFile, fn_val: llvm.Value, attr_name: []const u8, attr_val: []const u8) !void {
370	370	return addLLVMAttrStr(ofile, fn_val, maxInt(llvm.AttributeIndex), attr_name, attr_val);
371	371	}
372	372
373		fn addLLVMFnAttrInt(ofile: *ObjectFile, fn_val: llvm.ValueRef, attr_name: []const u8, attr_val: u64) !void {
	373	fn addLLVMFnAttrInt(ofile: ObjectFile, fn_val: llvm.Value, attr_name: []const u8, attr_val: u64) !void {
374	374	return addLLVMAttrInt(ofile, fn_val, maxInt(llvm.AttributeIndex), attr_name, attr_val);
375	375	}
376	376
377	377	fn renderLoadUntyped(
378	378	ofile: *ObjectFile,
379		ptr: llvm.ValueRef,
	379	ptr: *llvm.Value,
380	380	alignment: Type.Pointer.Align,
381	381	vol: Type.Pointer.Vol,
382	382	name: [*]const u8,
383		) !llvm.ValueRef {
	383	) !*llvm.Value {
384	384	const result = llvm.BuildLoad(ofile.builder, ptr, name) orelse return error.OutOfMemory;
385	385	switch (vol) {
386	386	Type.Pointer.Vol.Non => {},
...	...	@@ -390,11 +390,11 @@ fn renderLoadUntyped(
390	390	return result;
391	391	}
392	392
393		fn renderLoad(ofile: ObjectFile, ptr: llvm.ValueRef, ptr_type: Type.Pointer, name: [*]const u8) !llvm.ValueRef {
	393	fn renderLoad(ofile: ObjectFile, ptr: llvm.Value, ptr_type: Type.Pointer, name: []const u8) !*llvm.Value {
394	394	return renderLoadUntyped(ofile, ptr, ptr_type.key.alignment, ptr_type.key.vol, name);
395	395	}
396	396
397		pub fn getHandleValue(ofile: ObjectFile, ptr: llvm.ValueRef, ptr_type: Type.Pointer) !?llvm.ValueRef {
	397	pub fn getHandleValue(ofile: ObjectFile, ptr: llvm.Value, ptr_type: Type.Pointer) !?llvm.Value {
398	398	const child_type = ptr_type.key.child_type;
399	399	if (!child_type.hasBits()) {
400	400	return null;
...	...	@@ -407,11 +407,11 @@ pub fn getHandleValue(ofile: ObjectFile, ptr: llvm.ValueRef, ptr_type: Type.Po
407	407
408	408	pub fn renderStoreUntyped(
409	409	ofile: *ObjectFile,
410		value: llvm.ValueRef,
411		ptr: llvm.ValueRef,
	410	value: *llvm.Value,
	411	ptr: *llvm.Value,
412	412	alignment: Type.Pointer.Align,
413	413	vol: Type.Pointer.Vol,
414		) !llvm.ValueRef {
	414	) !*llvm.Value {
415	415	const result = llvm.BuildStore(ofile.builder, value, ptr) orelse return error.OutOfMemory;
416	416	switch (vol) {
417	417	Type.Pointer.Vol.Non => {},
...	...	@@ -423,10 +423,10 @@ pub fn renderStoreUntyped(
423	423
424	424	pub fn renderStore(
425	425	ofile: *ObjectFile,
426		value: llvm.ValueRef,
427		ptr: llvm.ValueRef,
	426	value: *llvm.Value,
	427	ptr: *llvm.Value,
428	428	ptr_type: *Type.Pointer,
429		) !llvm.ValueRef {
	429	) !*llvm.Value {
430	430	return renderStoreUntyped(ofile, value, ptr, ptr_type.key.alignment, ptr_type.key.vol);
431	431	}
432	432
...	...	@@ -435,7 +435,7 @@ pub fn renderAlloca(
435	435	var_type: *Type,
436	436	name: []const u8,
437	437	alignment: Type.Pointer.Align,
438		) !llvm.ValueRef {
	438	) !*llvm.Value {
439	439	const llvm_var_type = try var_type.getLlvmType(ofile.arena, ofile.context);
440	440	const name_with_null = try std.cstr.addNullByte(ofile.arena, name);
441	441	const result = llvm.BuildAlloca(ofile.builder, llvm_var_type, name_with_null.ptr) orelse return error.OutOfMemory;
...	...	@@ -443,7 +443,7 @@ pub fn renderAlloca(
443	443	return result;
444	444	}
445	445
446		pub fn resolveAlign(ofile: *ObjectFile, alignment: Type.Pointer.Align, llvm_type: llvm.TypeRef) u32 {
	446	pub fn resolveAlign(ofile: ObjectFile, alignment: Type.Pointer.Align, llvm_type: llvm.Type) u32 {
447	447	return switch (alignment) {
448	448	Type.Pointer.Align.Abi => return llvm.ABIAlignmentOfType(ofile.comp.target_data_ref, llvm_type),
449	449	Type.Pointer.Align.Override => \|a\| a,

src-self-hosted/compilation.zig+11-11

...	...	@@ -37,7 +37,7 @@ const max_src_size = 2 * 1024 * 1024 * 1024; // 2 GiB
37	37	/// Data that is local to the event loop.
38	38	pub const ZigCompiler = struct {
39	39	loop: *event.Loop,
40		llvm_handle_pool: std.atomic.Stack(llvm.ContextRef),
	40	llvm_handle_pool: std.atomic.Stack(*llvm.Context),
41	41	lld_lock: event.Lock,
42	42
43	43	/// TODO pool these so that it doesn't have to lock
...	...	@@ -60,7 +60,7 @@ pub const ZigCompiler = struct {
60	60	return ZigCompiler{
61	61	.loop = loop,
62	62	.lld_lock = event.Lock.init(loop),
63		.llvm_handle_pool = std.atomic.Stack(llvm.ContextRef).init(),
	63	.llvm_handle_pool = std.atomic.Stack(*llvm.Context).init(),
64	64	.prng = event.Locked(std.rand.DefaultPrng).init(loop, std.rand.DefaultPrng.init(seed)),
65	65	.native_libc = event.Future(LibCInstallation).init(loop),
66	66	};
...	...	@@ -70,7 +70,7 @@ pub const ZigCompiler = struct {
70	70	fn deinit(self: *ZigCompiler) void {
71	71	self.lld_lock.deinit();
72	72	while (self.llvm_handle_pool.pop()) \|node\| {
73		c.LLVMContextDispose(node.data);
	73	llvm.ContextDispose(node.data);
74	74	self.loop.allocator.destroy(node);
75	75	}
76	76	}
...	...	@@ -80,11 +80,11 @@ pub const ZigCompiler = struct {
80	80	pub fn getAnyLlvmContext(self: *ZigCompiler) !LlvmHandle {
81	81	if (self.llvm_handle_pool.pop()) \|node\| return LlvmHandle{ .node = node };
82	82
83		const context_ref = c.LLVMContextCreate() orelse return error.OutOfMemory;
84		errdefer c.LLVMContextDispose(context_ref);
	83	const context_ref = llvm.ContextCreate() orelse return error.OutOfMemory;
	84	errdefer llvm.ContextDispose(context_ref);
85	85
86		const node = try self.loop.allocator.create(std.atomic.Stack(llvm.ContextRef).Node);
87		node.* = std.atomic.Stack(llvm.ContextRef).Node{
	86	const node = try self.loop.allocator.create(std.atomic.Stack(*llvm.Context).Node);
	87	node.* = std.atomic.Stack(*llvm.Context).Node{
88	88	.next = undefined,
89	89	.data = context_ref,
90	90	};
...	...	@@ -114,7 +114,7 @@ pub const ZigCompiler = struct {
114	114	};
115	115
116	116	pub const LlvmHandle = struct {
117		node: *std.atomic.Stack(llvm.ContextRef).Node,
	117	node: std.atomic.Stack(llvm.Context).Node,
118	118
119	119	pub fn release(self: LlvmHandle, zig_compiler: *ZigCompiler) void {
120	120	zig_compiler.llvm_handle_pool.push(self.node);
...	...	@@ -128,7 +128,7 @@ pub const Compilation = struct {
128	128	llvm_triple: Buffer,
129	129	root_src_path: ?[]const u8,
130	130	target: Target,
131		llvm_target: llvm.TargetRef,
	131	llvm_target: *llvm.Target,
132	132	build_mode: builtin.Mode,
133	133	zig_lib_dir: []const u8,
134	134	zig_std_dir: []const u8,
...	...	@@ -212,8 +212,8 @@ pub const Compilation = struct {
212	212	false_value: *Value.Bool,
213	213	noreturn_value: *Value.NoReturn,
214	214
215		target_machine: llvm.TargetMachineRef,
216		target_data_ref: llvm.TargetDataRef,
	215	target_machine: *llvm.TargetMachine,
	216	target_data_ref: *llvm.TargetData,
217	217	target_layout_str: [*]u8,
218	218	target_ptr_bits: u32,
219	219

src-self-hosted/ir.zig+10-10

...	...	@@ -67,7 +67,7 @@ pub const Inst = struct {
67	67	parent: ?*Inst,
68	68
69	69	/// populated durign codegen
70		llvm_value: ?llvm.ValueRef,
	70	llvm_value: ?*llvm.Value,
71	71
72	72	pub fn cast(base: Inst, comptime T: type) ?T {
73	73	if (base.id == comptime typeToId(T)) {
...	...	@@ -129,7 +129,7 @@ pub const Inst = struct {
129	129	}
130	130	}
131	131
132		pub fn render(base: Inst, ofile: ObjectFile, fn_val: *Value.Fn) (error{OutOfMemory}!?llvm.ValueRef) {
	132	pub fn render(base: Inst, ofile: ObjectFile, fn_val: Value.Fn) (error{OutOfMemory}!?llvm.Value) {
133	133	switch (base.id) {
134	134	Id.Return => return @fieldParentPtr(Return, "base", base).render(ofile, fn_val),
135	135	Id.Const => return @fieldParentPtr(Const, "base", base).render(ofile, fn_val),
...	...	@@ -313,10 +313,10 @@ pub const Inst = struct {
313	313	return new_inst;
314	314	}
315	315
316		pub fn render(self: Call, ofile: ObjectFile, fn_val: *Value.Fn) !?llvm.ValueRef {
	316	pub fn render(self: Call, ofile: ObjectFile, fn_val: Value.Fn) !?llvm.Value {
317	317	const fn_ref = self.params.fn_ref.llvm_value.?;
318	318
319		const args = try ofile.arena.alloc(llvm.ValueRef, self.params.args.len);
	319	const args = try ofile.arena.alloc(*llvm.Value, self.params.args.len);
320	320	for (self.params.args) \|arg, i\| {
321	321	args[i] = arg.llvm_value.?;
322	322	}
...	...	@@ -360,7 +360,7 @@ pub const Inst = struct {
360	360	return new_inst;
361	361	}
362	362
363		pub fn render(self: Const, ofile: ObjectFile, fn_val: *Value.Fn) !?llvm.ValueRef {
	363	pub fn render(self: Const, ofile: ObjectFile, fn_val: Value.Fn) !?llvm.Value {
364	364	return self.base.val.KnownValue.getLlvmConst(ofile);
365	365	}
366	366	};
...	...	@@ -392,7 +392,7 @@ pub const Inst = struct {
392	392	return ira.irb.build(Return, self.base.scope, self.base.span, Params{ .return_value = casted_value });
393	393	}
394	394
395		pub fn render(self: Return, ofile: ObjectFile, fn_val: *Value.Fn) !?llvm.ValueRef {
	395	pub fn render(self: Return, ofile: ObjectFile, fn_val: Value.Fn) !?llvm.Value {
396	396	const value = self.params.return_value.llvm_value;
397	397	const return_type = self.params.return_value.getKnownType();
398	398
...	...	@@ -540,7 +540,7 @@ pub const Inst = struct {
540	540	}
541	541	}
542	542
543		pub fn render(self: VarPtr, ofile: ObjectFile, fn_val: *Value.Fn) llvm.ValueRef {
	543	pub fn render(self: VarPtr, ofile: ObjectFile, fn_val: Value.Fn) llvm.Value {
544	544	switch (self.params.var_scope.data) {
545	545	Scope.Var.Data.Const => unreachable, // turned into Inst.Const in analyze pass
546	546	Scope.Var.Data.Param => \|param\| return param.llvm_value,
...	...	@@ -596,7 +596,7 @@ pub const Inst = struct {
596	596	return new_inst;
597	597	}
598	598
599		pub fn render(self: LoadPtr, ofile: ObjectFile, fn_val: *Value.Fn) !?llvm.ValueRef {
	599	pub fn render(self: LoadPtr, ofile: ObjectFile, fn_val: Value.Fn) !?llvm.Value {
600	600	const child_type = self.base.getKnownType();
601	601	if (!child_type.hasBits()) {
602	602	return null;
...	...	@@ -935,8 +935,8 @@ pub const BasicBlock = struct {
935	935	ref_instruction: ?*Inst,
936	936
937	937	/// for codegen
938		llvm_block: llvm.BasicBlockRef,
939		llvm_exit_block: llvm.BasicBlockRef,
	938	llvm_block: *llvm.BasicBlock,
	939	llvm_exit_block: *llvm.BasicBlock,
940	940
941	941	/// the basic block that is derived from this one in analysis
942	942	child: ?*BasicBlock,

src-self-hosted/libc_installation.zig+13-13

...	...	@@ -154,8 +154,8 @@ pub const LibCInstallation = struct {
154	154	c.ZigFindWindowsSdkError.None => {
155	155	windows_sdk = sdk;
156	156
157		if (sdk.msvc_lib_dir_ptr) \|ptr\| {
158		self.msvc_lib_dir = try std.mem.dupe(loop.allocator, u8, ptr[0..sdk.msvc_lib_dir_len]);
	157	if (sdk.msvc_lib_dir_ptr != 0) {
	158	self.msvc_lib_dir = try std.mem.dupe(loop.allocator, u8, sdk.msvc_lib_dir_ptr[0..sdk.msvc_lib_dir_len]);
159	159	}
160	160	try group.call(findNativeKernel32LibDir, self, loop, sdk);
161	161	try group.call(findNativeIncludeDirWindows, self, loop, sdk);
...	...	@@ -172,7 +172,7 @@ pub const LibCInstallation = struct {
172	172	try group.call(findNativeStaticLibDir, self, loop);
173	173	try group.call(findNativeDynamicLinker, self, loop);
174	174	},
175		builtin.Os.macosx, builtin.Os.freebsd => {
	175	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
176	176	self.include_dir = try std.mem.dupe(loop.allocator, u8, "/usr/include");
177	177	},
178	178	else => @compileError("unimplemented: find libc for this OS"),
...	...	@@ -283,7 +283,7 @@ pub const LibCInstallation = struct {
283	283	switch (builtin.arch) {
284	284	builtin.Arch.i386 => try stream.write("x86"),
285	285	builtin.Arch.x86_64 => try stream.write("x64"),
286		builtin.Arch.aarch64v8 => try stream.write("arm"),
	286	builtin.Arch.aarch64 => try stream.write("arm"),
287	287	else => return error.UnsupportedArchitecture,
288	288	}
289	289	const ucrt_lib_path = try std.os.path.join(
...	...	@@ -361,7 +361,7 @@ pub const LibCInstallation = struct {
361	361	switch (builtin.arch) {
362	362	builtin.Arch.i386 => try stream.write("x86\\"),
363	363	builtin.Arch.x86_64 => try stream.write("x64\\"),
364		builtin.Arch.aarch64v8 => try stream.write("arm\\"),
	364	builtin.Arch.aarch64 => try stream.write("arm\\"),
365	365	else => return error.UnsupportedArchitecture,
366	366	}
367	367	const kernel32_path = try std.os.path.join(
...	...	@@ -437,20 +437,20 @@ const Search = struct {
437	437
438	438	fn fillSearch(search_buf: [2]Search, sdk: c.ZigWindowsSDK) []Search {
439	439	var search_end: usize = 0;
440		if (sdk.path10_ptr) \|path10_ptr\| {
441		if (sdk.version10_ptr) \|ver10_ptr\| {
	440	if (sdk.path10_ptr != 0) {
	441	if (sdk.version10_ptr != 0) {
442	442	search_buf[search_end] = Search{
443		.path = path10_ptr[0..sdk.path10_len],
444		.version = ver10_ptr[0..sdk.version10_len],
	443	.path = sdk.path10_ptr[0..sdk.path10_len],
	444	.version = sdk.version10_ptr[0..sdk.version10_len],
445	445	};
446	446	search_end += 1;
447	447	}
448	448	}
449		if (sdk.path81_ptr) \|path81_ptr\| {
450		if (sdk.version81_ptr) \|ver81_ptr\| {
	449	if (sdk.path81_ptr != 0) {
	450	if (sdk.version81_ptr != 0) {
451	451	search_buf[search_end] = Search{
452		.path = path81_ptr[0..sdk.path81_len],
453		.version = ver81_ptr[0..sdk.version81_len],
	452	.path = sdk.path81_ptr[0..sdk.path81_len],
	453	.version = sdk.version81_ptr[0..sdk.version81_len],
454	454	};
455	455	search_end += 1;
456	456	}

src-self-hosted/link.zig+2-6

...	...	@@ -145,10 +145,6 @@ fn constructLinkerArgsElf(ctx: *Context) !void {
145	145	// lj->args.append("-T");
146	146	// lj->args.append(g->linker_script);
147	147	//}
148
149		//if (g->no_rosegment_workaround) {
150		// lj->args.append("--no-rosegment");
151		//}
152	148	try ctx.args.append(c"--gc-sections");
153	149
154	150	//lj->args.append("-m");
...	...	@@ -330,7 +326,7 @@ fn constructLinkerArgsCoff(ctx: *Context) !void {
330	326	switch (ctx.comp.target.getArch()) {
331	327	builtin.Arch.i386 => try ctx.args.append(c"-MACHINE:X86"),
332	328	builtin.Arch.x86_64 => try ctx.args.append(c"-MACHINE:X64"),
333		builtin.Arch.aarch64v8 => try ctx.args.append(c"-MACHINE:ARM"),
	329	builtin.Arch.aarch64 => try ctx.args.append(c"-MACHINE:ARM"),
334	330	else => return error.UnsupportedLinkArchitecture,
335	331	}
336	332
...	...	@@ -556,7 +552,7 @@ fn constructLinkerArgsMachO(ctx: *Context) !void {
556	552	}
557	553	},
558	554	DarwinPlatform.Kind.IPhoneOS => {
559		if (ctx.comp.target.getArch() == builtin.Arch.aarch64v8) {
	555	if (ctx.comp.target.getArch() == builtin.Arch.aarch64) {
560	556	// iOS does not need any crt1 files for arm64
561	557	} else if (platform.versionLessThan(3, 1)) {
562	558	try ctx.args.append(c"-lcrt1.o");

src-self-hosted/llvm.zig+129-52

...	...	@@ -11,45 +11,31 @@ const assert = @import("std").debug.assert;
11	11	pub const AttributeIndex = c_uint;
12	12	pub const Bool = c_int;
13	13
14		pub const BuilderRef = removeNullability(c.LLVMBuilderRef);
15		pub const ContextRef = removeNullability(c.LLVMContextRef);
16		pub const ModuleRef = removeNullability(c.LLVMModuleRef);
17		pub const ValueRef = removeNullability(c.LLVMValueRef);
18		pub const TypeRef = removeNullability(c.LLVMTypeRef);
19		pub const BasicBlockRef = removeNullability(c.LLVMBasicBlockRef);
20		pub const AttributeRef = removeNullability(c.LLVMAttributeRef);
21		pub const TargetRef = removeNullability(c.LLVMTargetRef);
22		pub const TargetMachineRef = removeNullability(c.LLVMTargetMachineRef);
23		pub const TargetDataRef = removeNullability(c.LLVMTargetDataRef);
	14	pub const Builder = c.LLVMBuilderRef.Child.Child;
	15	pub const Context = c.LLVMContextRef.Child.Child;
	16	pub const Module = c.LLVMModuleRef.Child.Child;
	17	pub const Value = c.LLVMValueRef.Child.Child;
	18	pub const Type = c.LLVMTypeRef.Child.Child;
	19	pub const BasicBlock = c.LLVMBasicBlockRef.Child.Child;
	20	pub const Attribute = c.LLVMAttributeRef.Child.Child;
	21	pub const Target = c.LLVMTargetRef.Child.Child;
	22	pub const TargetMachine = c.LLVMTargetMachineRef.Child.Child;
	23	pub const TargetData = c.LLVMTargetDataRef.Child.Child;
24	24	pub const DIBuilder = c.ZigLLVMDIBuilder;
	25	pub const DIFile = c.ZigLLVMDIFile;
	26	pub const DICompileUnit = c.ZigLLVMDICompileUnit;
25	27
26	28	pub const ABIAlignmentOfType = c.LLVMABIAlignmentOfType;
27	29	pub const AddAttributeAtIndex = c.LLVMAddAttributeAtIndex;
28		pub const AddFunction = c.LLVMAddFunction;
29		pub const AddGlobal = c.LLVMAddGlobal;
30	30	pub const AddModuleCodeViewFlag = c.ZigLLVMAddModuleCodeViewFlag;
31	31	pub const AddModuleDebugInfoFlag = c.ZigLLVMAddModuleDebugInfoFlag;
32		pub const ArrayType = c.LLVMArrayType;
33		pub const BuildLoad = c.LLVMBuildLoad;
34	32	pub const ClearCurrentDebugLocation = c.ZigLLVMClearCurrentDebugLocation;
35	33	pub const ConstAllOnes = c.LLVMConstAllOnes;
36	34	pub const ConstArray = c.LLVMConstArray;
37	35	pub const ConstBitCast = c.LLVMConstBitCast;
38		pub const ConstInt = c.LLVMConstInt;
39	36	pub const ConstIntOfArbitraryPrecision = c.LLVMConstIntOfArbitraryPrecision;
40	37	pub const ConstNeg = c.LLVMConstNeg;
41		pub const ConstNull = c.LLVMConstNull;
42		pub const ConstStringInContext = c.LLVMConstStringInContext;
43	38	pub const ConstStructInContext = c.LLVMConstStructInContext;
44		pub const CopyStringRepOfTargetData = c.LLVMCopyStringRepOfTargetData;
45		pub const CreateBuilderInContext = c.LLVMCreateBuilderInContext;
46		pub const CreateCompileUnit = c.ZigLLVMCreateCompileUnit;
47		pub const CreateDIBuilder = c.ZigLLVMCreateDIBuilder;
48		pub const CreateEnumAttribute = c.LLVMCreateEnumAttribute;
49		pub const CreateFile = c.ZigLLVMCreateFile;
50		pub const CreateStringAttribute = c.LLVMCreateStringAttribute;
51		pub const CreateTargetDataLayout = c.LLVMCreateTargetDataLayout;
52		pub const CreateTargetMachine = c.LLVMCreateTargetMachine;
53	39	pub const DIBuilderFinalize = c.ZigLLVMDIBuilderFinalize;
54	40	pub const DisposeBuilder = c.LLVMDisposeBuilder;
55	41	pub const DisposeDIBuilder = c.ZigLLVMDisposeDIBuilder;
...	...	@@ -62,9 +48,7 @@ pub const DumpModule = c.LLVMDumpModule;
62	48	pub const FP128TypeInContext = c.LLVMFP128TypeInContext;
63	49	pub const FloatTypeInContext = c.LLVMFloatTypeInContext;
64	50	pub const GetEnumAttributeKindForName = c.LLVMGetEnumAttributeKindForName;
65		pub const GetHostCPUName = c.ZigLLVMGetHostCPUName;
66	51	pub const GetMDKindIDInContext = c.LLVMGetMDKindIDInContext;
67		pub const GetNativeFeatures = c.ZigLLVMGetNativeFeatures;
68	52	pub const GetUndef = c.LLVMGetUndef;
69	53	pub const HalfTypeInContext = c.LLVMHalfTypeInContext;
70	54	pub const InitializeAllAsmParsers = c.LLVMInitializeAllAsmParsers;
...	...	@@ -81,14 +65,11 @@ pub const Int64TypeInContext = c.LLVMInt64TypeInContext;
81	65	pub const Int8TypeInContext = c.LLVMInt8TypeInContext;
82	66	pub const IntPtrTypeForASInContext = c.LLVMIntPtrTypeForASInContext;
83	67	pub const IntPtrTypeInContext = c.LLVMIntPtrTypeInContext;
84		pub const IntTypeInContext = c.LLVMIntTypeInContext;
85	68	pub const LabelTypeInContext = c.LLVMLabelTypeInContext;
86	69	pub const MDNodeInContext = c.LLVMMDNodeInContext;
87	70	pub const MDStringInContext = c.LLVMMDStringInContext;
88	71	pub const MetadataTypeInContext = c.LLVMMetadataTypeInContext;
89		pub const ModuleCreateWithNameInContext = c.LLVMModuleCreateWithNameInContext;
90	72	pub const PPCFP128TypeInContext = c.LLVMPPCFP128TypeInContext;
91		pub const PointerType = c.LLVMPointerType;
92	73	pub const SetAlignment = c.LLVMSetAlignment;
93	74	pub const SetDataLayout = c.LLVMSetDataLayout;
94	75	pub const SetGlobalConstant = c.LLVMSetGlobalConstant;
...	...	@@ -99,50 +80,146 @@ pub const SetUnnamedAddr = c.LLVMSetUnnamedAddr;
99	80	pub const SetVolatile = c.LLVMSetVolatile;
100	81	pub const StructTypeInContext = c.LLVMStructTypeInContext;
101	82	pub const TokenTypeInContext = c.LLVMTokenTypeInContext;
102		pub const VoidTypeInContext = c.LLVMVoidTypeInContext;
103	83	pub const X86FP80TypeInContext = c.LLVMX86FP80TypeInContext;
104	84	pub const X86MMXTypeInContext = c.LLVMX86MMXTypeInContext;
105	85
	86	pub const AddGlobal = LLVMAddGlobal;
	87	extern fn LLVMAddGlobal(M: Module, Ty: Type, Name: []const u8) ?Value;
	88
	89	pub const ConstStringInContext = LLVMConstStringInContext;
	90	extern fn LLVMConstStringInContext(C: Context, Str: []const u8, Length: c_uint, DontNullTerminate: Bool) ?*Value;
	91
	92	pub const ConstInt = LLVMConstInt;
	93	extern fn LLVMConstInt(IntTy: Type, N: c_ulonglong, SignExtend: Bool) ?Value;
	94
	95	pub const BuildLoad = LLVMBuildLoad;
	96	extern fn LLVMBuildLoad(arg0: Builder, PointerVal: Value, Name: []const u8) ?Value;
	97
	98	pub const ConstNull = LLVMConstNull;
	99	extern fn LLVMConstNull(Ty: Type) ?Value;
	100
	101	pub const CreateStringAttribute = LLVMCreateStringAttribute;
	102	extern fn LLVMCreateStringAttribute(
	103	C: *Context,
	104	K: [*]const u8,
	105	KLength: c_uint,
	106	V: [*]const u8,
	107	VLength: c_uint,
	108	) ?*Attribute;
	109
	110	pub const CreateEnumAttribute = LLVMCreateEnumAttribute;
	111	extern fn LLVMCreateEnumAttribute(C: Context, KindID: c_uint, Val: u64) ?Attribute;
	112
	113	pub const AddFunction = LLVMAddFunction;
	114	extern fn LLVMAddFunction(M: Module, Name: []const u8, FunctionTy: Type) ?Value;
	115
	116	pub const CreateCompileUnit = ZigLLVMCreateCompileUnit;
	117	extern fn ZigLLVMCreateCompileUnit(
	118	dibuilder: *DIBuilder,
	119	lang: c_uint,
	120	difile: *DIFile,
	121	producer: [*]const u8,
	122	is_optimized: bool,
	123	flags: [*]const u8,
	124	runtime_version: c_uint,
	125	split_name: [*]const u8,
	126	dwo_id: u64,
	127	emit_debug_info: bool,
	128	) ?*DICompileUnit;
	129
	130	pub const CreateFile = ZigLLVMCreateFile;
	131	extern fn ZigLLVMCreateFile(dibuilder: DIBuilder, filename: []const u8, directory: []const u8) ?DIFile;
	132
	133	pub const ArrayType = LLVMArrayType;
	134	extern fn LLVMArrayType(ElementType: Type, ElementCount: c_uint) ?Type;
	135
	136	pub const CreateDIBuilder = ZigLLVMCreateDIBuilder;
	137	extern fn ZigLLVMCreateDIBuilder(module: Module, allow_unresolved: bool) ?DIBuilder;
	138
	139	pub const PointerType = LLVMPointerType;
	140	extern fn LLVMPointerType(ElementType: Type, AddressSpace: c_uint) ?Type;
	141
	142	pub const CreateBuilderInContext = LLVMCreateBuilderInContext;
	143	extern fn LLVMCreateBuilderInContext(C: Context) ?Builder;
	144
	145	pub const IntTypeInContext = LLVMIntTypeInContext;
	146	extern fn LLVMIntTypeInContext(C: Context, NumBits: c_uint) ?Type;
	147
	148	pub const ModuleCreateWithNameInContext = LLVMModuleCreateWithNameInContext;
	149	extern fn LLVMModuleCreateWithNameInContext(ModuleID: []const u8, C: Context) ?*Module;
	150
	151	pub const VoidTypeInContext = LLVMVoidTypeInContext;
	152	extern fn LLVMVoidTypeInContext(C: Context) ?Type;
	153
	154	pub const ContextCreate = LLVMContextCreate;
	155	extern fn LLVMContextCreate() ?*Context;
	156
	157	pub const ContextDispose = LLVMContextDispose;
	158	extern fn LLVMContextDispose(C: *Context) void;
	159
	160	pub const CopyStringRepOfTargetData = LLVMCopyStringRepOfTargetData;
	161	extern fn LLVMCopyStringRepOfTargetData(TD: TargetData) ?[]u8;
	162
	163	pub const CreateTargetDataLayout = LLVMCreateTargetDataLayout;
	164	extern fn LLVMCreateTargetDataLayout(T: TargetMachine) ?TargetData;
	165
	166	pub const CreateTargetMachine = LLVMCreateTargetMachine;
	167	extern fn LLVMCreateTargetMachine(
	168	T: *Target,
	169	Triple: [*]const u8,
	170	CPU: [*]const u8,
	171	Features: [*]const u8,
	172	Level: CodeGenOptLevel,
	173	Reloc: RelocMode,
	174	CodeModel: CodeModel,
	175	) ?*TargetMachine;
	176
	177	pub const GetHostCPUName = LLVMGetHostCPUName;
	178	extern fn LLVMGetHostCPUName() ?[*]u8;
	179
	180	pub const GetNativeFeatures = ZigLLVMGetNativeFeatures;
	181	extern fn ZigLLVMGetNativeFeatures() ?[*]u8;
	182
106	183	pub const GetElementType = LLVMGetElementType;
107		extern fn LLVMGetElementType(Ty: TypeRef) TypeRef;
	184	extern fn LLVMGetElementType(Ty: Type) Type;
108	185
109	186	pub const TypeOf = LLVMTypeOf;
110		extern fn LLVMTypeOf(Val: ValueRef) TypeRef;
	187	extern fn LLVMTypeOf(Val: Value) Type;
111	188
112	189	pub const BuildStore = LLVMBuildStore;
113		extern fn LLVMBuildStore(arg0: BuilderRef, Val: ValueRef, Ptr: ValueRef) ?ValueRef;
	190	extern fn LLVMBuildStore(arg0: Builder, Val: Value, Ptr: Value) ?Value;
114	191
115	192	pub const BuildAlloca = LLVMBuildAlloca;
116		extern fn LLVMBuildAlloca(arg0: BuilderRef, Ty: TypeRef, Name: ?[*]const u8) ?ValueRef;
	193	extern fn LLVMBuildAlloca(arg0: Builder, Ty: Type, Name: ?[]const u8) ?Value;
117	194
118	195	pub const ConstInBoundsGEP = LLVMConstInBoundsGEP;
119		pub extern fn LLVMConstInBoundsGEP(ConstantVal: ValueRef, ConstantIndices: [*]ValueRef, NumIndices: c_uint) ?ValueRef;
	196	pub extern fn LLVMConstInBoundsGEP(ConstantVal: Value, ConstantIndices: []Value, NumIndices: c_uint) ?Value;
120	197
121	198	pub const GetTargetFromTriple = LLVMGetTargetFromTriple;
122		extern fn LLVMGetTargetFromTriple(Triple: []const u8, T: TargetRef, ErrorMessage: ?[]u8) Bool;
	199	extern fn LLVMGetTargetFromTriple(Triple: []const u8, T: Target, ErrorMessage: ?[*]u8) Bool;
123	200
124	201	pub const VerifyModule = LLVMVerifyModule;
125		extern fn LLVMVerifyModule(M: ModuleRef, Action: VerifierFailureAction, OutMessage: ?[]u8) Bool;
	202	extern fn LLVMVerifyModule(M: Module, Action: VerifierFailureAction, OutMessage: ?[*]u8) Bool;
126	203
127	204	pub const GetInsertBlock = LLVMGetInsertBlock;
128		extern fn LLVMGetInsertBlock(Builder: BuilderRef) BasicBlockRef;
	205	extern fn LLVMGetInsertBlock(Builder: Builder) BasicBlock;
129	206
130	207	pub const FunctionType = LLVMFunctionType;
131	208	extern fn LLVMFunctionType(
132		ReturnType: TypeRef,
133		ParamTypes: [*]TypeRef,
	209	ReturnType: *Type,
	210	ParamTypes: []Type,
134	211	ParamCount: c_uint,
135	212	IsVarArg: Bool,
136		) ?TypeRef;
	213	) ?*Type;
137	214
138	215	pub const GetParam = LLVMGetParam;
139		extern fn LLVMGetParam(Fn: ValueRef, Index: c_uint) ValueRef;
	216	extern fn LLVMGetParam(Fn: Value, Index: c_uint) Value;
140	217
141	218	pub const AppendBasicBlockInContext = LLVMAppendBasicBlockInContext;
142		extern fn LLVMAppendBasicBlockInContext(C: ContextRef, Fn: ValueRef, Name: [*]const u8) ?BasicBlockRef;
	219	extern fn LLVMAppendBasicBlockInContext(C: Context, Fn: Value, Name: []const u8) ?BasicBlock;
143	220
144	221	pub const PositionBuilderAtEnd = LLVMPositionBuilderAtEnd;
145		extern fn LLVMPositionBuilderAtEnd(Builder: BuilderRef, Block: BasicBlockRef) void;
	222	extern fn LLVMPositionBuilderAtEnd(Builder: Builder, Block: BasicBlock) void;
146	223
147	224	pub const AbortProcessAction = VerifierFailureAction.LLVMAbortProcessAction;
148	225	pub const PrintMessageAction = VerifierFailureAction.LLVMPrintMessageAction;
...	...	@@ -190,17 +267,17 @@ pub const FnInline = extern enum {
190	267	};
191	268
192	269	fn removeNullability(comptime T: type) type {
193		comptime assert(@typeId(T) == builtin.TypeId.Optional);
194		return T.Child;
	270	comptime assert(@typeInfo(T).Pointer.size == @import("builtin").TypeInfo.Pointer.Size.C);
	271	return *T.Child;
195	272	}
196	273
197	274	pub const BuildRet = LLVMBuildRet;
198		extern fn LLVMBuildRet(arg0: BuilderRef, V: ?ValueRef) ?ValueRef;
	275	extern fn LLVMBuildRet(arg0: Builder, V: ?Value) ?*Value;
199	276
200	277	pub const TargetMachineEmitToFile = ZigLLVMTargetMachineEmitToFile;
201	278	extern fn ZigLLVMTargetMachineEmitToFile(
202		targ_machine_ref: TargetMachineRef,
203		module_ref: ModuleRef,
	279	targ_machine_ref: *TargetMachine,
	280	module_ref: *Module,
204	281	filename: [*]const u8,
205	282	output_type: EmitOutputType,
206	283	error_message: []u8,
...	...	@@ -209,6 +286,6 @@ extern fn ZigLLVMTargetMachineEmitToFile(
209	286	) bool;
210	287
211	288	pub const BuildCall = ZigLLVMBuildCall;
212		extern fn ZigLLVMBuildCall(B: BuilderRef, Fn: ValueRef, Args: []ValueRef, NumArgs: c_uint, CC: c_uint, fn_inline: FnInline, Name: []const u8) ?ValueRef;
	289	extern fn ZigLLVMBuildCall(B: Builder, Fn: Value, Args: []Value, NumArgs: c_uint, CC: c_uint, fn_inline: FnInline, Name: []const u8) ?Value;
213	290
214	291	pub const PrivateLinkage = c.LLVMLinkage.LLVMPrivateLinkage;

src-self-hosted/main.zig+10-14

...	...	@@ -24,7 +24,7 @@ var stderr_file: os.File = undefined;
24	24	var stderr: *io.OutStream(os.File.WriteError) = undefined;
25	25	var stdout: *io.OutStream(os.File.WriteError) = undefined;
26	26
27		const max_src_size = 2 * 1024 * 1024 * 1024; // 2 GiB
	27	pub const max_src_size = 2 * 1024 * 1024 * 1024; // 2 GiB
28	28
29	29	const usage =
30	30	\\usage: zig [command] [options]
...	...	@@ -154,9 +154,7 @@ const usage_build_generic =
154	154	\\ release-small optimize for small binary, safety off
155	155	\\ --static Output will be statically linked
156	156	\\ --strip Exclude debug symbols
157		\\ --target-arch [name] Specify target architecture
158		\\ --target-environ [name] Specify target environment
159		\\ --target-os [name] Specify target operating system
	157	\\ -target [name] <arch><sub>-<os>-<abi> see the targets command
160	158	\\ --verbose-tokenize Turn on compiler debug output for tokenization
161	159	\\ --verbose-ast-tree Turn on compiler debug output for parsing into an AST (tree view)
162	160	\\ --verbose-ast-fmt Turn on compiler debug output for parsing into an AST (render source)
...	...	@@ -220,9 +218,7 @@ const args_build_generic = []Flag{
220	218	Flag.Bool("--pkg-end"),
221	219	Flag.Bool("--static"),
222	220	Flag.Bool("--strip"),
223		Flag.Arg1("--target-arch"),
224		Flag.Arg1("--target-environ"),
225		Flag.Arg1("--target-os"),
	221	Flag.Arg1("-target"),
226	222	Flag.Bool("--verbose-tokenize"),
227	223	Flag.Bool("--verbose-ast-tree"),
228	224	Flag.Bool("--verbose-ast-fmt"),
...	...	@@ -510,7 +506,7 @@ fn cmdBuildObj(allocator: *Allocator, args: []const []const u8) !void {
510	506	return buildOutputType(allocator, args, Compilation.Kind.Obj);
511	507	}
512	508
513		const usage_fmt =
	509	pub const usage_fmt =
514	510	\\usage: zig fmt [file]...
515	511	\\
516	512	\\ Formats the input files and modifies them in-place.
...	...	@@ -527,7 +523,7 @@ const usage_fmt =
527	523	\\
528	524	;
529	525
530		const args_fmt_spec = []Flag{
	526	pub const args_fmt_spec = []Flag{
531	527	Flag.Bool("--help"),
532	528	Flag.Bool("--check"),
533	529	Flag.Option("--color", []const []const u8{
...	...	@@ -839,15 +835,15 @@ fn cmdTargets(allocator: *Allocator, args: []const []const u8) !void {
839	835	}
840	836	try stdout.write("\n");
841	837
842		try stdout.write("Environments:\n");
	838	try stdout.write("C ABIs:\n");
843	839	{
844	840	comptime var i: usize = 0;
845		inline while (i < @memberCount(builtin.Environ)) : (i += 1) {
846		comptime const environ_tag = @memberName(builtin.Environ, i);
	841	inline while (i < @memberCount(builtin.Abi)) : (i += 1) {
	842	comptime const abi_tag = @memberName(builtin.Abi, i);
847	843	// NOTE: Cannot use empty string, see #918.
848		comptime const native_str = if (comptime mem.eql(u8, environ_tag, @tagName(builtin.environ))) " (native)\n" else "\n";
	844	comptime const native_str = if (comptime mem.eql(u8, abi_tag, @tagName(builtin.abi))) " (native)\n" else "\n";
849	845
850		try stdout.print(" {}{}", environ_tag, native_str);
	846	try stdout.print(" {}{}", abi_tag, native_str);
851	847	}
852	848	}
853	849	}

src-self-hosted/scope.zig+1-1

...	...	@@ -362,7 +362,7 @@ pub const Scope = struct {
362	362	pub const Param = struct {
363	363	index: usize,
364	364	typ: *Type,
365		llvm_value: llvm.ValueRef,
	365	llvm_value: *llvm.Value,
366	366	};
367	367
368	368	pub fn createParam(

src-self-hosted/target.zig+47-234

...	...	@@ -16,7 +16,7 @@ pub const Target = union(enum) {
16	16	pub const Cross = struct {
17	17	arch: builtin.Arch,
18	18	os: builtin.Os,
19		environ: builtin.Environ,
	19	abi: builtin.Abi,
20	20	object_format: builtin.ObjectFormat,
21	21	};
22	22
...	...	@@ -49,16 +49,16 @@ pub const Target = union(enum) {
49	49	}
50	50
51	51	pub fn getArch(self: Target) builtin.Arch {
52		return switch (self) {
53		Target.Native => builtin.arch,
54		@TagType(Target).Cross => \|t\| t.arch,
55		};
	52	switch (self) {
	53	Target.Native => return builtin.arch,
	54	@TagType(Target).Cross => \|t\| return t.arch,
	55	}
56	56	}
57	57
58		pub fn getEnviron(self: Target) builtin.Environ {
	58	pub fn getAbi(self: Target) builtin.Abi {
59	59	return switch (self) {
60		Target.Native => builtin.environ,
61		@TagType(Target).Cross => \|t\| t.environ,
	60	Target.Native => builtin.abi,
	61	@TagType(Target).Cross => \|t\| t.abi,
62	62	};
63	63	}
64	64
...	...	@@ -93,50 +93,10 @@ pub const Target = union(enum) {
93	93	/// TODO expose the arch and subarch separately
94	94	pub fn isArmOrThumb(self: Target) bool {
95	95	return switch (self.getArch()) {
96		builtin.Arch.armv8_5a,
97		builtin.Arch.armv8_4a,
98		builtin.Arch.armv8_3a,
99		builtin.Arch.armv8_2a,
100		builtin.Arch.armv8_1a,
101		builtin.Arch.armv8,
102		builtin.Arch.armv8r,
103		builtin.Arch.armv8m_baseline,
104		builtin.Arch.armv8m_mainline,
105		builtin.Arch.armv7,
106		builtin.Arch.armv7em,
107		builtin.Arch.armv7m,
108		builtin.Arch.armv7s,
109		builtin.Arch.armv7k,
110		builtin.Arch.armv7ve,
111		builtin.Arch.armv6,
112		builtin.Arch.armv6m,
113		builtin.Arch.armv6k,
114		builtin.Arch.armv6t2,
115		builtin.Arch.armv5,
116		builtin.Arch.armv5te,
117		builtin.Arch.armv4t,
118		builtin.Arch.armebv8_5a,
119		builtin.Arch.armebv8_4a,
120		builtin.Arch.armebv8_3a,
121		builtin.Arch.armebv8_2a,
122		builtin.Arch.armebv8_1a,
123		builtin.Arch.armebv8,
124		builtin.Arch.armebv8r,
125		builtin.Arch.armebv8m_baseline,
126		builtin.Arch.armebv8m_mainline,
127		builtin.Arch.armebv7,
128		builtin.Arch.armebv7em,
129		builtin.Arch.armebv7m,
130		builtin.Arch.armebv7s,
131		builtin.Arch.armebv7k,
132		builtin.Arch.armebv7ve,
133		builtin.Arch.armebv6,
134		builtin.Arch.armebv6m,
135		builtin.Arch.armebv6k,
136		builtin.Arch.armebv6t2,
137		builtin.Arch.armebv5,
138		builtin.Arch.armebv5te,
139		builtin.Arch.armebv4t,
	96	builtin.Arch.arm,
	97	builtin.Arch.armeb,
	98	builtin.Arch.aarch64,
	99	builtin.Arch.aarch64_be,
140	100	builtin.Arch.thumb,
141	101	builtin.Arch.thumbeb,
142	102	=> true,
...	...	@@ -159,14 +119,14 @@ pub const Target = union(enum) {
159	119	// LLVM WebAssembly output support requires the target to be activated at
160	120	// build type with -DCMAKE_LLVM_EXPIERMENTAL_TARGETS_TO_BUILD=WebAssembly.
161	121	//
162		// LLVM determines the output format based on the environment suffix,
	122	// LLVM determines the output format based on the abi suffix,
163	123	// defaulting to an object based on the architecture. The default format in
164	124	// LLVM 6 sets the wasm arch output incorrectly to ELF. We need to
165	125	// explicitly set this ourself in order for it to work.
166	126	//
167	127	// This is fixed in LLVM 7 and you will be able to get wasm output by
168	128	// using the target triple `wasm32-unknown-unknown-unknown`.
169		const env_name = if (self.isWasm()) "wasm" else @tagName(self.getEnviron());
	129	const env_name = if (self.isWasm()) "wasm" else @tagName(self.getAbi());
170	130
171	131	var out = &std.io.BufferOutStream.init(&result).stream;
172	132	try out.print("{}-unknown-{}-{}", @tagName(self.getArch()), @tagName(self.getOs()), env_name);
...	...	@@ -185,50 +145,8 @@ pub const Target = union(enum) {
185	145	=> return 16,
186	146
187	147	builtin.Arch.arc,
188		builtin.Arch.armv8_5a,
189		builtin.Arch.armv8_4a,
190		builtin.Arch.armv8_3a,
191		builtin.Arch.armv8_2a,
192		builtin.Arch.armv8_1a,
193		builtin.Arch.armv8,
194		builtin.Arch.armv8r,
195		builtin.Arch.armv8m_baseline,
196		builtin.Arch.armv8m_mainline,
197		builtin.Arch.armv7,
198		builtin.Arch.armv7em,
199		builtin.Arch.armv7m,
200		builtin.Arch.armv7s,
201		builtin.Arch.armv7k,
202		builtin.Arch.armv7ve,
203		builtin.Arch.armv6,
204		builtin.Arch.armv6m,
205		builtin.Arch.armv6k,
206		builtin.Arch.armv6t2,
207		builtin.Arch.armv5,
208		builtin.Arch.armv5te,
209		builtin.Arch.armv4t,
210		builtin.Arch.armebv8_5a,
211		builtin.Arch.armebv8_4a,
212		builtin.Arch.armebv8_3a,
213		builtin.Arch.armebv8_2a,
214		builtin.Arch.armebv8_1a,
215		builtin.Arch.armebv8,
216		builtin.Arch.armebv8r,
217		builtin.Arch.armebv8m_baseline,
218		builtin.Arch.armebv8m_mainline,
219		builtin.Arch.armebv7,
220		builtin.Arch.armebv7em,
221		builtin.Arch.armebv7m,
222		builtin.Arch.armebv7s,
223		builtin.Arch.armebv7k,
224		builtin.Arch.armebv7ve,
225		builtin.Arch.armebv6,
226		builtin.Arch.armebv6m,
227		builtin.Arch.armebv6k,
228		builtin.Arch.armebv6t2,
229		builtin.Arch.armebv5,
230		builtin.Arch.armebv5te,
231		builtin.Arch.armebv4t,
	148	builtin.Arch.arm,
	149	builtin.Arch.armeb,
232	150	builtin.Arch.hexagon,
233	151	builtin.Arch.le32,
234	152	builtin.Arch.mipsr6,
...	...	@@ -248,35 +166,17 @@ pub const Target = union(enum) {
248	166	builtin.Arch.amdil,
249	167	builtin.Arch.hsail,
250	168	builtin.Arch.spir,
251		builtin.Arch.kalimbav3,
252		builtin.Arch.kalimbav4,
253		builtin.Arch.kalimbav5,
	169	builtin.Arch.kalimba,
254	170	builtin.Arch.shave,
255	171	builtin.Arch.lanai,
256	172	builtin.Arch.wasm32,
257	173	builtin.Arch.renderscript32,
258	174	=> return 32,
259	175
260		builtin.Arch.aarch64v8_5a,
261		builtin.Arch.aarch64v8_4a,
262		builtin.Arch.aarch64v8_3a,
263		builtin.Arch.aarch64v8_2a,
264		builtin.Arch.aarch64v8_1a,
265		builtin.Arch.aarch64v8,
266		builtin.Arch.aarch64v8r,
267		builtin.Arch.aarch64v8m_baseline,
268		builtin.Arch.aarch64v8m_mainline,
269		builtin.Arch.aarch64_bev8_5a,
270		builtin.Arch.aarch64_bev8_4a,
271		builtin.Arch.aarch64_bev8_3a,
272		builtin.Arch.aarch64_bev8_2a,
273		builtin.Arch.aarch64_bev8_1a,
274		builtin.Arch.aarch64_bev8,
275		builtin.Arch.aarch64_bev8r,
276		builtin.Arch.aarch64_bev8m_baseline,
277		builtin.Arch.aarch64_bev8m_mainline,
278		builtin.Arch.mips64r6,
279		builtin.Arch.mips64elr6,
	176	builtin.Arch.aarch64,
	177	builtin.Arch.aarch64_be,
	178	builtin.Arch.mips64,
	179	builtin.Arch.mips64el,
280	180	builtin.Arch.powerpc64,
281	181	builtin.Arch.powerpc64le,
282	182	builtin.Arch.riscv64,
...	...	@@ -298,17 +198,17 @@ pub const Target = union(enum) {
298	198	}
299	199
300	200	pub fn getFloatAbi(self: Target) FloatAbi {
301		return switch (self.getEnviron()) {
302		builtin.Environ.gnueabihf,
303		builtin.Environ.eabihf,
304		builtin.Environ.musleabihf,
	201	return switch (self.getAbi()) {
	202	builtin.Abi.gnueabihf,
	203	builtin.Abi.eabihf,
	204	builtin.Abi.musleabihf,
305	205	=> FloatAbi.Hard,
306	206	else => FloatAbi.Soft,
307	207	};
308	208	}
309	209
310	210	pub fn getDynamicLinkerPath(self: Target) ?[]const u8 {
311		const env = self.getEnviron();
	211	const env = self.getAbi();
312	212	const arch = self.getArch();
313	213	const os = self.getOs();
314	214	switch (os) {
...	...	@@ -317,21 +217,21 @@ pub const Target = union(enum) {
317	217	},
318	218	builtin.Os.linux => {
319	219	switch (env) {
320		builtin.Environ.android => {
	220	builtin.Abi.android => {
321	221	if (self.is64bit()) {
322	222	return "/system/bin/linker64";
323	223	} else {
324	224	return "/system/bin/linker";
325	225	}
326	226	},
327		builtin.Environ.gnux32 => {
	227	builtin.Abi.gnux32 => {
328	228	if (arch == builtin.Arch.x86_64) {
329	229	return "/libx32/ld-linux-x32.so.2";
330	230	}
331	231	},
332		builtin.Environ.musl,
333		builtin.Environ.musleabi,
334		builtin.Environ.musleabihf,
	232	builtin.Abi.musl,
	233	builtin.Abi.musleabi,
	234	builtin.Abi.musleabihf,
335	235	=> {
336	236	if (arch == builtin.Arch.x86_64) {
337	237	return "/lib/ld-musl-x86_64.so.1";
...	...	@@ -345,73 +245,18 @@ pub const Target = union(enum) {
345	245	builtin.Arch.sparcel,
346	246	=> return "/lib/ld-linux.so.2",
347	247
348		builtin.Arch.aarch64v8_5a,
349		builtin.Arch.aarch64v8_4a,
350		builtin.Arch.aarch64v8_3a,
351		builtin.Arch.aarch64v8_2a,
352		builtin.Arch.aarch64v8_1a,
353		builtin.Arch.aarch64v8,
354		builtin.Arch.aarch64v8r,
355		builtin.Arch.aarch64v8m_baseline,
356		builtin.Arch.aarch64v8m_mainline,
357		=> return "/lib/ld-linux-aarch64.so.1",
358
359		builtin.Arch.aarch64_bev8_5a,
360		builtin.Arch.aarch64_bev8_4a,
361		builtin.Arch.aarch64_bev8_3a,
362		builtin.Arch.aarch64_bev8_2a,
363		builtin.Arch.aarch64_bev8_1a,
364		builtin.Arch.aarch64_bev8,
365		builtin.Arch.aarch64_bev8r,
366		builtin.Arch.aarch64_bev8m_baseline,
367		builtin.Arch.aarch64_bev8m_mainline,
368		=> return "/lib/ld-linux-aarch64_be.so.1",
369
370		builtin.Arch.armv8_5a,
371		builtin.Arch.armv8_4a,
372		builtin.Arch.armv8_3a,
373		builtin.Arch.armv8_2a,
374		builtin.Arch.armv8_1a,
375		builtin.Arch.armv8,
376		builtin.Arch.armv8r,
377		builtin.Arch.armv8m_baseline,
378		builtin.Arch.armv8m_mainline,
379		builtin.Arch.armv7,
380		builtin.Arch.armv7em,
381		builtin.Arch.armv7m,
382		builtin.Arch.armv7s,
383		builtin.Arch.armv7k,
384		builtin.Arch.armv7ve,
385		builtin.Arch.armv6,
386		builtin.Arch.armv6m,
387		builtin.Arch.armv6k,
388		builtin.Arch.armv6t2,
389		builtin.Arch.armv5,
390		builtin.Arch.armv5te,
391		builtin.Arch.armv4t,
	248	builtin.Arch.aarch64 => return "/lib/ld-linux-aarch64.so.1",
	249
	250	builtin.Arch.aarch64_be => return "/lib/ld-linux-aarch64_be.so.1",
	251
	252	builtin.Arch.arm,
392	253	builtin.Arch.thumb,
393		builtin.Arch.armebv8_5a,
394		builtin.Arch.armebv8_4a,
395		builtin.Arch.armebv8_3a,
396		builtin.Arch.armebv8_2a,
397		builtin.Arch.armebv8_1a,
398		builtin.Arch.armebv8,
399		builtin.Arch.armebv8r,
400		builtin.Arch.armebv8m_baseline,
401		builtin.Arch.armebv8m_mainline,
402		builtin.Arch.armebv7,
403		builtin.Arch.armebv7em,
404		builtin.Arch.armebv7m,
405		builtin.Arch.armebv7s,
406		builtin.Arch.armebv7k,
407		builtin.Arch.armebv7ve,
408		builtin.Arch.armebv6,
409		builtin.Arch.armebv6m,
410		builtin.Arch.armebv6k,
411		builtin.Arch.armebv6t2,
412		builtin.Arch.armebv5,
413		builtin.Arch.armebv5te,
414		builtin.Arch.armebv4t,
	254	=> return switch (self.getFloatAbi()) {
	255	FloatAbi.Hard => return "/lib/ld-linux-armhf.so.3",
	256	else => return "/lib/ld-linux.so.3",
	257	},
	258
	259	builtin.Arch.armeb,
415	260	builtin.Arch.thumbeb,
416	261	=> return switch (self.getFloatAbi()) {
417	262	FloatAbi.Hard => return "/lib/ld-linux-armhf.so.3",
...	...	@@ -454,9 +299,7 @@ pub const Target = union(enum) {
454	299	builtin.Arch.hsail64,
455	300	builtin.Arch.spir,
456	301	builtin.Arch.spir64,
457		builtin.Arch.kalimbav3,
458		builtin.Arch.kalimbav4,
459		builtin.Arch.kalimbav5,
	302	builtin.Arch.kalimba,
460	303	builtin.Arch.shave,
461	304	builtin.Arch.lanai,
462	305	builtin.Arch.wasm32,
...	...	@@ -470,8 +313,8 @@ pub const Target = union(enum) {
470	313	}
471	314	}
472	315
473		pub fn llvmTargetFromTriple(triple: std.Buffer) !llvm.TargetRef {
474		var result: llvm.TargetRef = undefined;
	316	pub fn llvmTargetFromTriple(triple: std.Buffer) !*llvm.Target {
	317	var result: *llvm.Target = undefined;
475	318	var err_msg: [*]u8 = undefined;
476	319	if (llvm.GetTargetFromTriple(triple.ptr(), &result, &err_msg) != 0) {
477	320	std.debug.warn("triple: {s} error: {s}\n", triple.ptr(), err_msg);
...	...	@@ -582,39 +425,9 @@ pub const Target = union(enum) {
582	425	pub fn getDarwinArchString(self: Target) []const u8 {
583	426	const arch = self.getArch();
584	427	switch (arch) {
585		builtin.Arch.aarch64v8_5a,
586		builtin.Arch.aarch64v8_4a,
587		builtin.Arch.aarch64v8_3a,
588		builtin.Arch.aarch64v8_2a,
589		builtin.Arch.aarch64v8_1a,
590		builtin.Arch.aarch64v8,
591		builtin.Arch.aarch64v8r,
592		builtin.Arch.aarch64v8m_baseline,
593		builtin.Arch.aarch64v8m_mainline,
594		=> return "arm64",
	428	builtin.Arch.aarch64 => return "arm64",
595	429	builtin.Arch.thumb,
596		builtin.Arch.armv8_5a,
597		builtin.Arch.armv8_4a,
598		builtin.Arch.armv8_3a,
599		builtin.Arch.armv8_2a,
600		builtin.Arch.armv8_1a,
601		builtin.Arch.armv8,
602		builtin.Arch.armv8r,
603		builtin.Arch.armv8m_baseline,
604		builtin.Arch.armv8m_mainline,
605		builtin.Arch.armv7,
606		builtin.Arch.armv7em,
607		builtin.Arch.armv7m,
608		builtin.Arch.armv7s,
609		builtin.Arch.armv7k,
610		builtin.Arch.armv7ve,
611		builtin.Arch.armv6,
612		builtin.Arch.armv6m,
613		builtin.Arch.armv6k,
614		builtin.Arch.armv6t2,
615		builtin.Arch.armv5,
616		builtin.Arch.armv5te,
617		builtin.Arch.armv4t,
	430	builtin.Arch.arm,
618	431	=> return "arm",
619	432	builtin.Arch.powerpc => return "ppc",
620	433	builtin.Arch.powerpc64 => return "ppc64",

src-self-hosted/type.zig+23-21

...	...	@@ -51,8 +51,8 @@ pub const Type = struct {
51	51	pub fn getLlvmType(
52	52	base: *Type,
53	53	allocator: *Allocator,
54		llvm_context: llvm.ContextRef,
55		) (error{OutOfMemory}!llvm.TypeRef) {
	54	llvm_context: *llvm.Context,
	55	) (error{OutOfMemory}!*llvm.Type) {
56	56	switch (base.id) {
57	57	Id.Struct => return @fieldParentPtr(Struct, "base", base).getLlvmType(allocator, llvm_context),
58	58	Id.Fn => return @fieldParentPtr(Fn, "base", base).getLlvmType(allocator, llvm_context),
...	...	@@ -196,7 +196,7 @@ pub const Type = struct {
196	196	}
197	197
198	198	/// If you have an llvm conext handy, you can use it here.
199		pub async fn getAbiAlignmentInContext(base: Type, comp: Compilation, llvm_context: llvm.ContextRef) !u32 {
	199	pub async fn getAbiAlignmentInContext(base: Type, comp: Compilation, llvm_context: *llvm.Context) !u32 {
200	200	if (await (async base.abi_alignment.start() catch unreachable)) \|ptr\| return ptr.*;
201	201
202	202	base.abi_alignment.data = await (async base.resolveAbiAlignment(comp, llvm_context) catch unreachable);
...	...	@@ -205,7 +205,7 @@ pub const Type = struct {
205	205	}
206	206
207	207	/// Lower level function that does the work. See getAbiAlignment.
208		async fn resolveAbiAlignment(base: Type, comp: Compilation, llvm_context: llvm.ContextRef) !u32 {
	208	async fn resolveAbiAlignment(base: Type, comp: Compilation, llvm_context: *llvm.Context) !u32 {
209	209	const llvm_type = try base.getLlvmType(comp.gpa(), llvm_context);
210	210	return @intCast(u32, llvm.ABIAlignmentOfType(comp.target_data_ref, llvm_type));
211	211	}
...	...	@@ -218,7 +218,7 @@ pub const Type = struct {
218	218	comp.gpa().destroy(self);
219	219	}
220	220
221		pub fn getLlvmType(self: Struct, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	221	pub fn getLlvmType(self: Struct, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
222	222	@panic("TODO");
223	223	}
224	224	};
...	...	@@ -496,13 +496,13 @@ pub const Type = struct {
496	496	comp.gpa().destroy(self);
497	497	}
498	498
499		pub fn getLlvmType(self: Fn, allocator: Allocator, llvm_context: llvm.ContextRef) !llvm.TypeRef {
	499	pub fn getLlvmType(self: Fn, allocator: Allocator, llvm_context: llvm.Context) !llvm.Type {
500	500	const normal = &self.key.data.Normal;
501	501	const llvm_return_type = switch (normal.return_type.id) {
502	502	Type.Id.Void => llvm.VoidTypeInContext(llvm_context) orelse return error.OutOfMemory,
503	503	else => try normal.return_type.getLlvmType(allocator, llvm_context),
504	504	};
505		const llvm_param_types = try allocator.alloc(llvm.TypeRef, normal.params.len);
	505	const llvm_param_types = try allocator.alloc(*llvm.Type, normal.params.len);
506	506	defer allocator.free(llvm_param_types);
507	507	for (llvm_param_types) \|*llvm_param_type, i\| {
508	508	llvm_param_type.* = try normal.params[i].typ.getLlvmType(allocator, llvm_context);
...	...	@@ -559,7 +559,7 @@ pub const Type = struct {
559	559	comp.gpa().destroy(self);
560	560	}
561	561
562		pub fn getLlvmType(self: Bool, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	562	pub fn getLlvmType(self: Bool, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
563	563	@panic("TODO");
564	564	}
565	565	};
...	...	@@ -658,7 +658,7 @@ pub const Type = struct {
658	658	comp.gpa().destroy(self);
659	659	}
660	660
661		pub fn getLlvmType(self: Int, allocator: Allocator, llvm_context: llvm.ContextRef) !llvm.TypeRef {
	661	pub fn getLlvmType(self: Int, allocator: Allocator, llvm_context: llvm.Context) !llvm.Type {
662	662	return llvm.IntTypeInContext(llvm_context, self.key.bit_count) orelse return error.OutOfMemory;
663	663	}
664	664	};
...	...	@@ -670,7 +670,7 @@ pub const Type = struct {
670	670	comp.gpa().destroy(self);
671	671	}
672	672
673		pub fn getLlvmType(self: Float, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	673	pub fn getLlvmType(self: Float, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
674	674	@panic("TODO");
675	675	}
676	676	};
...	...	@@ -794,6 +794,7 @@ pub const Type = struct {
794	794	Size.One => "*",
795	795	Size.Many => "[*]",
796	796	Size.Slice => "[]",
	797	Size.C => "[*c]",
797	798	};
798	799	const mut_str = switch (self.key.mut) {
799	800	Mut.Const => "const ",
...	...	@@ -835,7 +836,7 @@ pub const Type = struct {
835	836	return self;
836	837	}
837	838
838		pub fn getLlvmType(self: Pointer, allocator: Allocator, llvm_context: llvm.ContextRef) !llvm.TypeRef {
	839	pub fn getLlvmType(self: Pointer, allocator: Allocator, llvm_context: llvm.Context) !llvm.Type {
839	840	const elem_llvm_type = try self.key.child_type.getLlvmType(allocator, llvm_context);
840	841	return llvm.PointerType(elem_llvm_type, 0) orelse return error.OutOfMemory;
841	842	}
...	...	@@ -903,7 +904,7 @@ pub const Type = struct {
903	904	return self;
904	905	}
905	906
906		pub fn getLlvmType(self: Array, allocator: Allocator, llvm_context: llvm.ContextRef) !llvm.TypeRef {
	907	pub fn getLlvmType(self: Array, allocator: Allocator, llvm_context: llvm.Context) !llvm.Type {
907	908	const elem_llvm_type = try self.key.elem_type.getLlvmType(allocator, llvm_context);
908	909	return llvm.ArrayType(elem_llvm_type, @intCast(c_uint, self.key.len)) orelse return error.OutOfMemory;
909	910	}
...	...	@@ -916,7 +917,7 @@ pub const Type = struct {
916	917	comp.gpa().destroy(self);
917	918	}
918	919
919		pub fn getLlvmType(self: Vector, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	920	pub fn getLlvmType(self: Vector, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
920	921	@panic("TODO");
921	922	}
922	923	};
...	...	@@ -966,7 +967,7 @@ pub const Type = struct {
966	967	comp.gpa().destroy(self);
967	968	}
968	969
969		pub fn getLlvmType(self: Optional, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	970	pub fn getLlvmType(self: Optional, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
970	971	@panic("TODO");
971	972	}
972	973	};
...	...	@@ -978,7 +979,7 @@ pub const Type = struct {
978	979	comp.gpa().destroy(self);
979	980	}
980	981
981		pub fn getLlvmType(self: ErrorUnion, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	982	pub fn getLlvmType(self: ErrorUnion, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
982	983	@panic("TODO");
983	984	}
984	985	};
...	...	@@ -990,7 +991,7 @@ pub const Type = struct {
990	991	comp.gpa().destroy(self);
991	992	}
992	993
993		pub fn getLlvmType(self: ErrorSet, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	994	pub fn getLlvmType(self: ErrorSet, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
994	995	@panic("TODO");
995	996	}
996	997	};
...	...	@@ -1002,7 +1003,7 @@ pub const Type = struct {
1002	1003	comp.gpa().destroy(self);
1003	1004	}
1004	1005
1005		pub fn getLlvmType(self: Enum, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	1006	pub fn getLlvmType(self: Enum, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
1006	1007	@panic("TODO");
1007	1008	}
1008	1009	};
...	...	@@ -1014,7 +1015,7 @@ pub const Type = struct {
1014	1015	comp.gpa().destroy(self);
1015	1016	}
1016	1017
1017		pub fn getLlvmType(self: Union, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	1018	pub fn getLlvmType(self: Union, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
1018	1019	@panic("TODO");
1019	1020	}
1020	1021	};
...	...	@@ -1034,7 +1035,7 @@ pub const Type = struct {
1034	1035	comp.gpa().destroy(self);
1035	1036	}
1036	1037
1037		pub fn getLlvmType(self: BoundFn, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	1038	pub fn getLlvmType(self: BoundFn, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
1038	1039	@panic("TODO");
1039	1040	}
1040	1041	};
...	...	@@ -1054,7 +1055,7 @@ pub const Type = struct {
1054	1055	comp.gpa().destroy(self);
1055	1056	}
1056	1057
1057		pub fn getLlvmType(self: Opaque, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	1058	pub fn getLlvmType(self: Opaque, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
1058	1059	@panic("TODO");
1059	1060	}
1060	1061	};
...	...	@@ -1066,7 +1067,7 @@ pub const Type = struct {
1066	1067	comp.gpa().destroy(self);
1067	1068	}
1068	1069
1069		pub fn getLlvmType(self: Promise, allocator: Allocator, llvm_context: llvm.ContextRef) llvm.TypeRef {
	1070	pub fn getLlvmType(self: Promise, allocator: Allocator, llvm_context: llvm.Context) llvm.Type {
1070	1071	@panic("TODO");
1071	1072	}
1072	1073	};
...	...	@@ -1088,6 +1089,7 @@ fn hashAny(x: var, comptime seed: u64) u32 {
1088	1089	builtin.TypeInfo.Pointer.Size.One => return hashAny(@ptrToInt(x), seed),
1089	1090	builtin.TypeInfo.Pointer.Size.Many => @compileError("implement hash function"),
1090	1091	builtin.TypeInfo.Pointer.Size.Slice => @compileError("implement hash function"),
	1092	builtin.TypeInfo.Pointer.Size.C => unreachable,
1091	1093	}
1092	1094	},
1093	1095	builtin.TypeId.Enum => return hashAny(@enumToInt(x), seed),

src-self-hosted/value.zig+9-9

...	...	@@ -57,7 +57,7 @@ pub const Value = struct {
57	57	std.debug.warn("{}", @tagName(base.id));
58	58	}
59	59
60		pub fn getLlvmConst(base: Value, ofile: ObjectFile) (error{OutOfMemory}!?llvm.ValueRef) {
	60	pub fn getLlvmConst(base: Value, ofile: ObjectFile) (error{OutOfMemory}!?*llvm.Value) {
61	61	switch (base.id) {
62	62	Id.Type => unreachable,
63	63	Id.Fn => return @fieldParentPtr(Fn, "base", base).getLlvmConst(ofile),
...	...	@@ -153,7 +153,7 @@ pub const Value = struct {
153	153	comp.gpa().destroy(self);
154	154	}
155	155
156		pub fn getLlvmConst(self: FnProto, ofile: ObjectFile) !?llvm.ValueRef {
	156	pub fn getLlvmConst(self: FnProto, ofile: ObjectFile) !?*llvm.Value {
157	157	const llvm_fn_type = try self.base.typ.getLlvmType(ofile.arena, ofile.context);
158	158	const llvm_fn = llvm.AddFunction(
159	159	ofile.module,
...	...	@@ -238,7 +238,7 @@ pub const Value = struct {
238	238	/// We know that the function definition will end up in an .o file somewhere.
239	239	/// Here, all we have to do is generate a global prototype.
240	240	/// TODO cache the prototype per ObjectFile
241		pub fn getLlvmConst(self: Fn, ofile: ObjectFile) !?llvm.ValueRef {
	241	pub fn getLlvmConst(self: Fn, ofile: ObjectFile) !?*llvm.Value {
242	242	const llvm_fn_type = try self.base.typ.getLlvmType(ofile.arena, ofile.context);
243	243	const llvm_fn = llvm.AddFunction(
244	244	ofile.module,
...	...	@@ -283,8 +283,8 @@ pub const Value = struct {
283	283	comp.gpa().destroy(self);
284	284	}
285	285
286		pub fn getLlvmConst(self: Bool, ofile: ObjectFile) ?llvm.ValueRef {
287		const llvm_type = llvm.Int1TypeInContext(ofile.context);
	286	pub fn getLlvmConst(self: Bool, ofile: ObjectFile) !?*llvm.Value {
	287	const llvm_type = llvm.Int1TypeInContext(ofile.context) orelse return error.OutOfMemory;
288	288	if (self.x) {
289	289	return llvm.ConstAllOnes(llvm_type);
290	290	} else {
...	...	@@ -381,7 +381,7 @@ pub const Value = struct {
381	381	comp.gpa().destroy(self);
382	382	}
383	383
384		pub fn getLlvmConst(self: Ptr, ofile: ObjectFile) !?llvm.ValueRef {
	384	pub fn getLlvmConst(self: Ptr, ofile: ObjectFile) !?*llvm.Value {
385	385	const llvm_type = self.base.typ.getLlvmType(ofile.arena, ofile.context);
386	386	// TODO carefully port the logic from codegen.cpp:gen_const_val_ptr
387	387	switch (self.special) {
...	...	@@ -391,7 +391,7 @@ pub const Value = struct {
391	391	const array_llvm_value = (try base_array.val.getLlvmConst(ofile)).?;
392	392	const ptr_bit_count = ofile.comp.target_ptr_bits;
393	393	const usize_llvm_type = llvm.IntTypeInContext(ofile.context, ptr_bit_count) orelse return error.OutOfMemory;
394		const indices = []llvm.ValueRef{
	394	const indices = []*llvm.Value{
395	395	llvm.ConstNull(usize_llvm_type) orelse return error.OutOfMemory,
396	396	llvm.ConstInt(usize_llvm_type, base_array.elem_index, 0) orelse return error.OutOfMemory,
397	397	};
...	...	@@ -459,7 +459,7 @@ pub const Value = struct {
459	459	comp.gpa().destroy(self);
460	460	}
461	461
462		pub fn getLlvmConst(self: Array, ofile: ObjectFile) !?llvm.ValueRef {
	462	pub fn getLlvmConst(self: Array, ofile: ObjectFile) !?*llvm.Value {
463	463	switch (self.special) {
464	464	Special.Undefined => {
465	465	const llvm_type = try self.base.typ.getLlvmType(ofile.arena, ofile.context);
...	...	@@ -534,7 +534,7 @@ pub const Value = struct {
534	534	return self;
535	535	}
536	536
537		pub fn getLlvmConst(self: Int, ofile: ObjectFile) !?llvm.ValueRef {
	537	pub fn getLlvmConst(self: Int, ofile: ObjectFile) !?*llvm.Value {
538	538	switch (self.base.typ.id) {
539	539	Type.Id.Int => {
540	540	const type_ref = try self.base.typ.getLlvmType(ofile.arena, ofile.context);

src/all_types.hpp+112-50

...	...	@@ -18,6 +18,7 @@
18	18	#include "bigfloat.hpp"
19	19	#include "target.hpp"
20	20	#include "tokenizer.hpp"
	21	#include "libc_installation.hpp"
21	22
22	23	struct AstNode;
23	24	struct ImportTableEntry;
...	...	@@ -630,24 +631,12 @@ struct AstNodeUnwrapOptional {
630	631	AstNode *expr;
631	632	};
632	633
633		enum CastOp {
634		CastOpNoCast, // signifies the function call expression is not a cast
635		CastOpNoop, // fn call expr is a cast, but does nothing
636		CastOpIntToFloat,
637		CastOpFloatToInt,
638		CastOpBoolToInt,
639		CastOpResizeSlice,
640		CastOpNumLitToConcrete,
641		CastOpErrSet,
642		CastOpBitCast,
643		CastOpPtrOfArrayToSlice,
644		};
645
646	634	struct AstNodeFnCallExpr {
647	635	AstNode *fn_ref_expr;
648	636	ZigList<AstNode *> params;
649	637	bool is_builtin;
650	638	bool is_async;
	639	bool seen; // used by @compileLog
651	640	AstNode *async_allocator;
652	641	};
653	642
...	...	@@ -691,15 +680,17 @@ struct AstNodePointerType {
691	680	AstNode *align_expr;
692	681	BigInt *bit_offset_start;
693	682	BigInt *host_int_bytes;
	683	AstNode *op_expr;
	684	Token *allow_zero_token;
694	685	bool is_const;
695	686	bool is_volatile;
696		AstNode *op_expr;
697	687	};
698	688
699	689	struct AstNodeArrayType {
700	690	AstNode *size;
701	691	AstNode *child_type;
702	692	AstNode *align_expr;
	693	Token *allow_zero_token;
703	694	bool is_const;
704	695	bool is_volatile;
705	696	};
...	...	@@ -1038,6 +1029,7 @@ bool fn_type_id_eql(FnTypeId a, FnTypeId b);
1038	1029	enum PtrLen {
1039	1030	PtrLenUnknown,
1040	1031	PtrLenSingle,
	1032	PtrLenC,
1041	1033	};
1042	1034
1043	1035	struct ZigTypePointer {
...	...	@@ -1049,6 +1041,7 @@ struct ZigTypePointer {
1049	1041	uint32_t host_int_bytes; // size of host integer. 0 means no host integer; this field is aligned
1050	1042	bool is_const;
1051	1043	bool is_volatile;
	1044	bool allow_zero;
1052	1045	};
1053	1046
1054	1047	struct ZigTypeInt {
...	...	@@ -1247,6 +1240,12 @@ enum ZigTypeId {
1247	1240	ZigTypeIdVector,
1248	1241	};
1249	1242
	1243	enum OnePossibleValue {
	1244	OnePossibleValueInvalid,
	1245	OnePossibleValueNo,
	1246	OnePossibleValueYes,
	1247	};
	1248
1250	1249	struct ZigType {
1251	1250	ZigTypeId id;
1252	1251	Buf name;
...	...	@@ -1254,9 +1253,6 @@ struct ZigType {
1254	1253	LLVMTypeRef type_ref;
1255	1254	ZigLLVMDIType *di_type;
1256	1255
1257		bool zero_bits; // this is denormalized data
1258		bool gen_h_loop_flag;
1259
1260	1256	union {
1261	1257	ZigTypePointer pointer;
1262	1258	ZigTypeInt integral;
...	...	@@ -1282,6 +1278,11 @@ struct ZigType {
1282	1278	// If we generate a constant name value for this type, we memoize it here.
1283	1279	// The type of this is array
1284	1280	ConstExprValue *cached_const_name_val;
	1281
	1282	OnePossibleValue one_possible_value;
	1283
	1284	bool zero_bits; // this is denormalized data
	1285	bool gen_h_loop_flag;
1285	1286	};
1286	1287
1287	1288	struct PackageTableEntry {
...	...	@@ -1340,15 +1341,11 @@ struct ZigFn {
1340	1341	// in the case of async functions this is the implicit return type according to the
1341	1342	// zig source code, not according to zig ir
1342	1343	ZigType *src_implicit_return_type;
1343		bool is_test;
1344		FnInline fn_inline;
1345		FnAnalState anal_state;
1346	1344	IrExecutable ir_executable;
1347	1345	IrExecutable analyzed_executable;
1348	1346	size_t prealloc_bbc;
1349	1347	AstNode **param_source_nodes;
1350	1348	Buf **param_names;
1351		uint32_t align_bytes;
1352	1349
1353	1350	AstNode *fn_no_inline_set_node;
1354	1351	AstNode *fn_static_eval_set_node;
...	...	@@ -1358,13 +1355,22 @@ struct ZigFn {
1358	1355
1359	1356	Buf *section_name;
1360	1357	AstNode *set_alignstack_node;
1361		uint32_t alignstack_value;
1362	1358
1363	1359	AstNode *set_cold_node;
1364		bool is_cold;
1365	1360
1366	1361	ZigList<FnExport> export_list;
	1362
	1363	LLVMValueRef valgrind_client_request_array;
	1364
	1365	FnInline fn_inline;
	1366	FnAnalState anal_state;
	1367
	1368	uint32_t align_bytes;
	1369	uint32_t alignstack_value;
	1370
1367	1371	bool calls_or_awaits_errorable_fn;
	1372	bool is_cold;
	1373	bool is_test;
1368	1374	};
1369	1375
1370	1376	uint32_t fn_table_entry_hash(ZigFn*);
...	...	@@ -1484,6 +1490,7 @@ enum PanicMsgId {
1484	1490	PanicMsgIdBadUnionField,
1485	1491	PanicMsgIdBadEnumValue,
1486	1492	PanicMsgIdFloatToInt,
	1493	PanicMsgIdPtrCastNull,
1487	1494
1488	1495	PanicMsgIdCount,
1489	1496	};
...	...	@@ -1498,11 +1505,12 @@ struct TypeId {
1498	1505	struct {
1499	1506	ZigType *child_type;
1500	1507	PtrLen ptr_len;
1501		bool is_const;
1502		bool is_volatile;
1503	1508	uint32_t alignment;
1504	1509	uint32_t bit_offset_in_host;
1505	1510	uint32_t host_int_bytes;
	1511	bool is_const;
	1512	bool is_volatile;
	1513	bool allow_zero;
1506	1514	} pointer;
1507	1515	struct {
1508	1516	ZigType *child_type;
...	...	@@ -1605,6 +1613,17 @@ struct LinkLib {
1605	1613	bool provided_explicitly;
1606	1614	};
1607	1615
	1616	enum ValgrindSupport {
	1617	ValgrindSupportAuto,
	1618	ValgrindSupportDisabled,
	1619	ValgrindSupportEnabled,
	1620	};
	1621
	1622	struct CFile {
	1623	ZigList<const char *> args;
	1624	const char *source_path;
	1625	};
	1626
1608	1627	// When adding fields, check if they should be added to the hash computation in build_with_cache
1609	1628	struct CodeGen {
1610	1629	//////////////////////////// Runtime State
...	...	@@ -1660,7 +1679,7 @@ struct CodeGen {
1660	1679	HashMap<GenericFnTypeId , ZigFn , generic_fn_type_id_hash, generic_fn_type_id_eql> generic_table;
1661	1680	HashMap<Scope , ConstExprValue , fn_eval_hash, fn_eval_eql> memoized_fn_eval_table;
1662	1681	HashMap<ZigLLVMFnKey, LLVMValueRef, zig_llvm_fn_key_hash, zig_llvm_fn_key_eql> llvm_fn_table;
1663		HashMap<Buf , AstNode , buf_hash, buf_eql_buf> exported_symbol_names;
	1682	HashMap<Buf , Tld , buf_hash, buf_eql_buf> exported_symbol_names;
1664	1683	HashMap<Buf , Tld , buf_hash, buf_eql_buf> external_prototypes;
1665	1684	HashMap<Buf , ConstExprValue , buf_hash, buf_eql_buf> string_literals_table;
1666	1685	HashMap<const ZigType , ConstExprValue , type_ptr_hash, type_ptr_eql> type_info_cache;
...	...	@@ -1732,12 +1751,16 @@ struct CodeGen {
1732	1751	Buf triple_str;
1733	1752	Buf global_asm;
1734	1753	Buf *out_h_path;
	1754	Buf *out_lib_path;
1735	1755	Buf artifact_dir;
1736	1756	Buf output_file_path;
1737	1757	Buf o_file_output_path;
1738	1758	Buf *wanted_output_file_path;
1739	1759	Buf cache_dir;
1740	1760
	1761	Buf *zig_c_headers_dir; // Cannot be overridden; derived from zig_lib_dir.
	1762	Buf *zig_std_special_dir; // Cannot be overridden; derived from zig_lib_dir.
	1763
1741	1764	IrInstruction *invalid_instruction;
1742	1765	IrInstruction *unreach_instruction;
1743	1766
...	...	@@ -1752,6 +1775,7 @@ struct CodeGen {
1752	1775	ZigFn *cur_fn;
1753	1776	ZigFn *main_fn;
1754	1777	ZigFn *panic_fn;
	1778	TldFn *panic_tld_fn;
1755	1779	AstNode *root_export_decl;
1756	1780
1757	1781	CacheHash cache_hash;
...	...	@@ -1760,7 +1784,8 @@ struct CodeGen {
1760	1784	unsigned pointer_size_bytes;
1761	1785	uint32_t target_os_index;
1762	1786	uint32_t target_arch_index;
1763		uint32_t target_environ_index;
	1787	uint32_t target_sub_arch_index;
	1788	uint32_t target_abi_index;
1764	1789	uint32_t target_oformat_index;
1765	1790	bool is_big_endian;
1766	1791	bool have_pub_main;
...	...	@@ -1778,13 +1803,17 @@ struct CodeGen {
1778	1803	bool verbose_ir;
1779	1804	bool verbose_llvm_ir;
1780	1805	bool verbose_cimport;
	1806	bool verbose_cc;
1781	1807	bool error_during_imports;
1782	1808	bool generate_error_name_table;
1783	1809	bool enable_cache;
1784	1810	bool enable_time_report;
1785	1811	bool system_linker_hack;
	1812	bool reported_bad_link_libc_error;
1786	1813
1787	1814	//////////////////////////// Participates in Input Parameter Cache Hash
	1815	/////// Note: there is a separate cache hash for builtin.zig, when adding fields,
	1816	/////// consider if they need to go into both.
1788	1817	ZigList<LinkLib *> link_libs_list;
1789	1818	// add -framework [name] args to linker
1790	1819	ZigList<Buf *> darwin_frameworks;
...	...	@@ -1793,8 +1822,11 @@ struct CodeGen {
1793	1822	ZigList<Buf *> forbidden_libs;
1794	1823	ZigList<Buf *> link_objects;
1795	1824	ZigList<Buf *> assembly_files;
	1825	ZigList<CFile *> c_source_files;
1796	1826	ZigList<const char *> lib_dirs;
1797	1827
	1828	ZigLibCInstallation *libc;
	1829
1798	1830	size_t version_major;
1799	1831	size_t version_minor;
1800	1832	size_t version_patch;
...	...	@@ -1803,15 +1835,14 @@ struct CodeGen {
1803	1835	EmitFileType emit_file_type;
1804	1836	BuildMode build_mode;
1805	1837	OutType out_type;
1806		ZigTarget zig_target;
	1838	const ZigTarget *zig_target;
1807	1839	TargetSubsystem subsystem;
	1840	ValgrindSupport valgrind_support;
1808	1841	bool is_static;
1809	1842	bool strip_debug_symbols;
1810	1843	bool is_test_build;
1811	1844	bool is_single_threaded;
1812		bool is_native_target;
1813	1845	bool linker_rdynamic;
1814		bool no_rosegment_workaround;
1815	1846	bool each_lib_rpath;
1816	1847	bool disable_pic;
1817	1848
...	...	@@ -1821,31 +1852,21 @@ struct CodeGen {
1821	1852	Buf *test_filter;
1822	1853	Buf *test_name_prefix;
1823	1854	PackageTableEntry *root_package;
	1855	Buf *zig_lib_dir;
	1856	Buf *zig_std_dir;
1824	1857
1825	1858	const char **llvm_argv;
1826	1859	size_t llvm_argv_len;
1827	1860
1828	1861	const char **clang_argv;
1829	1862	size_t clang_argv_len;
1830
1831		//////////////////////////// Unsorted
1832
1833		Buf *libc_lib_dir;
1834		Buf *libc_static_lib_dir;
1835		Buf *libc_include_dir;
1836		Buf *msvc_lib_dir;
1837		Buf *kernel32_lib_dir;
1838		Buf *zig_lib_dir;
1839		Buf *zig_std_dir;
1840		Buf *zig_c_headers_dir;
1841		Buf *zig_std_special_dir;
1842		Buf *dynamic_linker;
1843		ZigWindowsSDK *win_sdk;
1844	1863	};
1845	1864
1846	1865	enum VarLinkage {
1847	1866	VarLinkageInternal,
1848		VarLinkageExport,
	1867	VarLinkageExportStrong,
	1868	VarLinkageExportWeak,
	1869	VarLinkageExportLinkOnce,
1849	1870	VarLinkageExternal,
1850	1871	};
1851	1872
...	...	@@ -2084,6 +2105,11 @@ struct IrBasicBlock {
2084	2105	IrInstruction *must_be_comptime_source_instr;
2085	2106	};
2086	2107
	2108	enum LVal {
	2109	LValNone,
	2110	LValPtr,
	2111	};
	2112
2087	2113	// These instructions are in transition to having "pass 1" instructions
2088	2114	// and "pass 2" instructions. The pass 1 instructions are suffixed with Src
2089	2115	// and pass 2 are suffixed with Gen.
...	...	@@ -2106,6 +2132,7 @@ enum IrInstructionId {
2106	2132	IrInstructionIdUnOp,
2107	2133	IrInstructionIdBinOp,
2108	2134	IrInstructionIdLoadPtr,
	2135	IrInstructionIdLoadPtrGen,
2109	2136	IrInstructionIdStorePtr,
2110	2137	IrInstructionIdFieldPtr,
2111	2138	IrInstructionIdStructFieldPtr,
...	...	@@ -2116,6 +2143,7 @@ enum IrInstructionId {
2116	2143	IrInstructionIdConst,
2117	2144	IrInstructionIdReturn,
2118	2145	IrInstructionIdCast,
	2146	IrInstructionIdResizeSlice,
2119	2147	IrInstructionIdContainerInitList,
2120	2148	IrInstructionIdContainerInitFields,
2121	2149	IrInstructionIdStructInit,
...	...	@@ -2183,6 +2211,7 @@ enum IrInstructionId {
2183	2211	IrInstructionIdPtrCastSrc,
2184	2212	IrInstructionIdPtrCastGen,
2185	2213	IrInstructionIdBitCast,
	2214	IrInstructionIdBitCastGen,
2186	2215	IrInstructionIdWidenOrShorten,
2187	2216	IrInstructionIdIntToPtr,
2188	2217	IrInstructionIdPtrToInt,
...	...	@@ -2347,6 +2376,7 @@ struct IrInstructionUnOp {
2347	2376
2348	2377	IrUnOp op_id;
2349	2378	IrInstruction *value;
	2379	LVal lval;
2350	2380	};
2351	2381
2352	2382	enum IrBinOp {
...	...	@@ -2399,6 +2429,13 @@ struct IrInstructionLoadPtr {
2399	2429	IrInstruction *ptr;
2400	2430	};
2401	2431
	2432	struct IrInstructionLoadPtrGen {
	2433	IrInstruction base;
	2434
	2435	IrInstruction *ptr;
	2436	LLVMValueRef tmp_ptr;
	2437	};
	2438
2402	2439	struct IrInstructionStorePtr {
2403	2440	IrInstruction base;
2404	2441
...	...	@@ -2476,6 +2513,18 @@ struct IrInstructionReturn {
2476	2513	IrInstruction *value;
2477	2514	};
2478	2515
	2516	enum CastOp {
	2517	CastOpNoCast, // signifies the function call expression is not a cast
	2518	CastOpNoop, // fn call expr is a cast, but does nothing
	2519	CastOpIntToFloat,
	2520	CastOpFloatToInt,
	2521	CastOpBoolToInt,
	2522	CastOpNumLitToConcrete,
	2523	CastOpErrSet,
	2524	CastOpBitCast,
	2525	CastOpPtrOfArrayToSlice,
	2526	};
	2527
2479	2528	// TODO get rid of this instruction, replace with instructions for each op code
2480	2529	struct IrInstructionCast {
2481	2530	IrInstruction base;
...	...	@@ -2486,6 +2535,13 @@ struct IrInstructionCast {
2486	2535	LLVMValueRef tmp_ptr;
2487	2536	};
2488	2537
	2538	struct IrInstructionResizeSlice {
	2539	IrInstruction base;
	2540
	2541	IrInstruction *operand;
	2542	LLVMValueRef tmp_ptr;
	2543	};
	2544
2489	2545	struct IrInstructionContainerInitList {
2490	2546	IrInstruction base;
2491	2547
...	...	@@ -2591,6 +2647,7 @@ struct IrInstructionPtrType {
2591	2647	PtrLen ptr_len;
2592	2648	bool is_const;
2593	2649	bool is_volatile;
	2650	bool allow_zero;
2594	2651	};
2595	2652
2596	2653	struct IrInstructionPromiseType {
...	...	@@ -2606,6 +2663,7 @@ struct IrInstructionSliceType {
2606	2663	IrInstruction *child_type;
2607	2664	bool is_const;
2608	2665	bool is_volatile;
	2666	bool allow_zero;
2609	2667	};
2610	2668
2611	2669	struct IrInstructionAsm {
...	...	@@ -2994,12 +3052,14 @@ struct IrInstructionPtrCastSrc {
2994	3052
2995	3053	IrInstruction *dest_type;
2996	3054	IrInstruction *ptr;
	3055	bool safety_check_on;
2997	3056	};
2998	3057
2999	3058	struct IrInstructionPtrCastGen {
3000	3059	IrInstruction base;
3001	3060
3002	3061	IrInstruction *ptr;
	3062	bool safety_check_on;
3003	3063	};
3004	3064
3005	3065	struct IrInstructionBitCast {
...	...	@@ -3009,6 +3069,13 @@ struct IrInstructionBitCast {
3009	3069	IrInstruction *value;
3010	3070	};
3011	3071
	3072	struct IrInstructionBitCastGen {
	3073	IrInstruction base;
	3074
	3075	IrInstruction *operand;
	3076	LLVMValueRef tmp_ptr;
	3077	};
	3078
3012	3079	struct IrInstructionWidenOrShorten {
3013	3080	IrInstruction base;
3014	3081
...	...	@@ -3079,11 +3146,6 @@ struct IrInstructionTypeName {
3079	3146	IrInstruction *type_value;
3080	3147	};
3081	3148
3082		enum LVal {
3083		LValNone,
3084		LValPtr,
3085		};
3086
3087	3149	struct IrInstructionDeclRef {
3088	3150	IrInstruction base;
3089	3151

src/analyze.cpp+246-294

...	...	@@ -356,7 +356,7 @@ uint64_t type_size(CodeGen g, ZigType type_entry) {
356	356	}
357	357	}
358	358
359		return LLVMStoreSizeOfType(g->target_data_ref, type_entry->type_ref);
	359	return LLVMABISizeOfType(g->target_data_ref, type_entry->type_ref);
360	360	}
361	361
362	362	uint64_t type_size_bits(CodeGen g, ZigType type_entry) {
...	...	@@ -365,19 +365,19 @@ uint64_t type_size_bits(CodeGen g, ZigType type_entry) {
365	365	if (!type_has_bits(type_entry))
366	366	return 0;
367	367
368		if (type_entry->id == ZigTypeIdStruct && type_entry->data.structure.layout == ContainerLayoutPacked) {
369		uint64_t result = 0;
370		for (size_t i = 0; i < type_entry->data.structure.src_field_count; i += 1) {
371		result += type_size_bits(g, type_entry->data.structure.fields[i].type_entry);
	368	if (type_entry->id == ZigTypeIdStruct) {
	369	if (type_entry->data.structure.layout == ContainerLayoutPacked) {
	370	uint64_t result = 0;
	371	for (size_t i = 0; i < type_entry->data.structure.src_field_count; i += 1) {
	372	result += type_size_bits(g, type_entry->data.structure.fields[i].type_entry);
	373	}
	374	return result;
	375	} else if (type_entry->data.structure.layout == ContainerLayoutExtern) {
	376	return type_size(g, type_entry) * 8;
372	377	}
373		return result;
374	378	} else if (type_entry->id == ZigTypeIdArray) {
375	379	ZigType *child_type = type_entry->data.array.child_type;
376		if (child_type->id == ZigTypeIdStruct &&
377		child_type->data.structure.layout == ContainerLayoutPacked)
378		{
379		return type_entry->data.array.len * type_size_bits(g, child_type);
380		}
	380	return type_entry->data.array.len * type_size_bits(g, child_type);
381	381	}
382	382
383	383	return LLVMSizeOfTypeInBits(g->target_data_ref, type_entry->type_ref);
...	...	@@ -417,10 +417,25 @@ ZigType get_promise_type(CodeGen g, ZigType *result_type) {
417	417	return entry;
418	418	}
419	419
	420	static const char *ptr_len_to_star_str(PtrLen ptr_len) {
	421	switch (ptr_len) {
	422	case PtrLenSingle:
	423	return "*";
	424	case PtrLenUnknown:
	425	return "[*]";
	426	case PtrLenC:
	427	return "[*c]";
	428	}
	429	zig_unreachable();
	430	}
	431
420	432	ZigType get_pointer_to_type_extra(CodeGen g, ZigType *child_type, bool is_const,
421	433	bool is_volatile, PtrLen ptr_len, uint32_t byte_alignment,
422	434	uint32_t bit_offset_in_host, uint32_t host_int_bytes)
423	435	{
	436	// TODO when implementing https://github.com/ziglang/zig/issues/1953
	437	// move this to a parameter
	438	bool allow_zero = (ptr_len == PtrLenC);
424	439	assert(!type_is_invalid(child_type));
425	440	assert(ptr_len == PtrLenSingle \|\| child_type->id != ZigTypeIdOpaque);
426	441
...	...	@@ -440,7 +455,7 @@ ZigType get_pointer_to_type_extra(CodeGen g, ZigType *child_type, bool is_cons
440	455
441	456	TypeId type_id = {};
442	457	ZigType **parent_pointer = nullptr;
443		if (host_int_bytes != 0 \|\| is_volatile \|\| byte_alignment != 0 \|\| ptr_len != PtrLenSingle) {
	458	if (host_int_bytes != 0 \|\| is_volatile \|\| byte_alignment != 0 \|\| ptr_len != PtrLenSingle \|\| allow_zero) {
444	459	type_id.id = ZigTypeIdPointer;
445	460	type_id.data.pointer.child_type = child_type;
446	461	type_id.data.pointer.is_const = is_const;
...	...	@@ -449,6 +464,7 @@ ZigType get_pointer_to_type_extra(CodeGen g, ZigType *child_type, bool is_cons
449	464	type_id.data.pointer.bit_offset_in_host = bit_offset_in_host;
450	465	type_id.data.pointer.host_int_bytes = host_int_bytes;
451	466	type_id.data.pointer.ptr_len = ptr_len;
	467	type_id.data.pointer.allow_zero = allow_zero;
452	468
453	469	auto existing_entry = g->type_table.maybe_get(type_id);
454	470	if (existing_entry)
...	...	@@ -466,21 +482,31 @@ ZigType get_pointer_to_type_extra(CodeGen g, ZigType *child_type, bool is_cons
466	482
467	483	ZigType *entry = new_type_table_entry(ZigTypeIdPointer);
468	484
469		const char star_str = ptr_len == PtrLenSingle ? "" : "[*]";
	485	const char *star_str = ptr_len_to_star_str(ptr_len);
470	486	const char *const_str = is_const ? "const " : "";
471	487	const char *volatile_str = is_volatile ? "volatile " : "";
	488	const char *allow_zero_str;
	489	if (ptr_len == PtrLenC) {
	490	assert(allow_zero);
	491	allow_zero_str = "";
	492	} else {
	493	allow_zero_str = allow_zero ? "allowzero " : "";
	494	}
472	495	buf_resize(&entry->name, 0);
473	496	if (host_int_bytes == 0 && byte_alignment == 0) {
474		buf_appendf(&entry->name, "%s%s%s%s", star_str, const_str, volatile_str, buf_ptr(&child_type->name));
	497	buf_appendf(&entry->name, "%s%s%s%s%s",
	498	star_str, const_str, volatile_str, allow_zero_str, buf_ptr(&child_type->name));
475	499	} else if (host_int_bytes == 0) {
476		buf_appendf(&entry->name, "%salign(%" PRIu32 ") %s%s%s", star_str, byte_alignment,
477		const_str, volatile_str, buf_ptr(&child_type->name));
	500	buf_appendf(&entry->name, "%salign(%" PRIu32 ") %s%s%s%s", star_str, byte_alignment,
	501	const_str, volatile_str, allow_zero_str, buf_ptr(&child_type->name));
478	502	} else if (byte_alignment == 0) {
479		buf_appendf(&entry->name, "%salign(:%" PRIu32 ":%" PRIu32 ") %s%s%s", star_str,
480		bit_offset_in_host, host_int_bytes, const_str, volatile_str, buf_ptr(&child_type->name));
	503	buf_appendf(&entry->name, "%salign(:%" PRIu32 ":%" PRIu32 ") %s%s%s%s", star_str,
	504	bit_offset_in_host, host_int_bytes, const_str, volatile_str, allow_zero_str,
	505	buf_ptr(&child_type->name));
481	506	} else {
482		buf_appendf(&entry->name, "%salign(%" PRIu32 ":%" PRIu32 ":%" PRIu32 ") %s%s%s", star_str, byte_alignment,
483		bit_offset_in_host, host_int_bytes, const_str, volatile_str, buf_ptr(&child_type->name));
	507	buf_appendf(&entry->name, "%salign(%" PRIu32 ":%" PRIu32 ":%" PRIu32 ") %s%s%s%s", star_str, byte_alignment,
	508	bit_offset_in_host, host_int_bytes, const_str, volatile_str, allow_zero_str,
	509	buf_ptr(&child_type->name));
484	510	}
485	511
486	512	assert(child_type->id != ZigTypeIdInvalid);
...	...	@@ -488,7 +514,9 @@ ZigType get_pointer_to_type_extra(CodeGen g, ZigType *child_type, bool is_cons
488	514	entry->zero_bits = !type_has_bits(child_type);
489	515
490	516	if (!entry->zero_bits) {
491		if (is_const \|\| is_volatile \|\| byte_alignment != 0 \|\| ptr_len != PtrLenSingle \|\| bit_offset_in_host != 0) {
	517	if (is_const \|\| is_volatile \|\| byte_alignment != 0 \|\| ptr_len != PtrLenSingle \|\|
	518	bit_offset_in_host != 0 \|\| allow_zero)
	519	{
492	520	ZigType *peer_type = get_pointer_to_type_extra(g, child_type, false, false,
493	521	PtrLenSingle, 0, 0, host_int_bytes);
494	522	entry->type_ref = peer_type->type_ref;
...	...	@@ -522,6 +550,7 @@ ZigType get_pointer_to_type_extra(CodeGen g, ZigType *child_type, bool is_cons
522	550	entry->data.pointer.explicit_alignment = byte_alignment;
523	551	entry->data.pointer.bit_offset_in_host = bit_offset_in_host;
524	552	entry->data.pointer.host_int_bytes = host_int_bytes;
	553	entry->data.pointer.allow_zero = allow_zero;
525	554
526	555	if (parent_pointer) {
527	556	*parent_pointer = entry;
...	...	@@ -838,7 +867,7 @@ ZigType get_slice_type(CodeGen g, ZigType *ptr_type) {
838	867
839	868	ZigType *child_type = ptr_type->data.pointer.child_type;
840	869	if (ptr_type->data.pointer.is_const \|\| ptr_type->data.pointer.is_volatile \|\|
841		ptr_type->data.pointer.explicit_alignment != 0)
	870	ptr_type->data.pointer.explicit_alignment != 0 \|\| ptr_type->data.pointer.allow_zero)
842	871	{
843	872	ZigType *peer_ptr_type = get_pointer_to_type_extra(g, child_type, false, false,
844	873	PtrLenUnknown, 0, 0, 0);
...	...	@@ -861,7 +890,7 @@ ZigType get_slice_type(CodeGen g, ZigType *ptr_type) {
861	890	ZigType *child_ptr_type = child_type->data.structure.fields[slice_ptr_index].type_entry;
862	891	assert(child_ptr_type->id == ZigTypeIdPointer);
863	892	if (child_ptr_type->data.pointer.is_const \|\| child_ptr_type->data.pointer.is_volatile \|\|
864		child_ptr_type->data.pointer.explicit_alignment != 0)
	893	child_ptr_type->data.pointer.explicit_alignment != 0 \|\| child_ptr_type->data.pointer.allow_zero)
865	894	{
866	895	ZigType *grand_child_type = child_ptr_type->data.pointer.child_type;
867	896	ZigType *bland_child_ptr_type = get_pointer_to_type_extra(g, grand_child_type, false, false,
...	...	@@ -1073,10 +1102,10 @@ bool want_first_arg_sret(CodeGen g, FnTypeId fn_type_id) {
1073	1102	if (type_is_c_abi_int(g, fn_type_id->return_type)) {
1074	1103	return false;
1075	1104	}
1076		if (g->zig_target.arch.arch == ZigLLVM_x86_64) {
	1105	if (g->zig_target->arch == ZigLLVM_x86_64) {
1077	1106	X64CABIClass abi_class = type_c_abi_x86_64_class(g, fn_type_id->return_type);
1078	1107	return abi_class == X64CABIClass_MEMORY;
1079		} else if (target_is_arm(&g->zig_target)) {
	1108	} else if (target_is_arm(g->zig_target)) {
1080	1109	return type_size(g, fn_type_id->return_type) > 16;
1081	1110	}
1082	1111	zig_panic("TODO implement C ABI for this architecture. See https://github.com/ziglang/zig/issues/1481");
...	...	@@ -1300,7 +1329,7 @@ static ConstExprValue analyze_const_value(CodeGen g, Scope scope, AstNode no
1300	1329	size_t backward_branch_count = 0;
1301	1330	return ir_eval_const_value(g, scope, node, type_entry,
1302	1331	&backward_branch_count, default_backward_branch_quota,
1303		nullptr, nullptr, node, type_name, nullptr);
	1332	nullptr, nullptr, node, type_name, nullptr, nullptr);
1304	1333	}
1305	1334
1306	1335	ZigType analyze_type_expr(CodeGen g, Scope scope, AstNode node) {
...	...	@@ -1415,7 +1444,10 @@ static bool analyze_const_string(CodeGen g, Scope scope, AstNode node, Buf *
1415	1444	return true;
1416	1445	}
1417	1446
1418		static bool type_allowed_in_packed_struct(ZigType *type_entry) {
	1447	static Error emit_error_unless_type_allowed_in_packed_struct(CodeGen g, ZigType type_entry,
	1448	AstNode *source_node)
	1449	{
	1450	Error err;
1419	1451	switch (type_entry->id) {
1420	1452	case ZigTypeIdInvalid:
1421	1453	zig_unreachable();
...	...	@@ -1432,32 +1464,79 @@ static bool type_allowed_in_packed_struct(ZigType *type_entry) {
1432	1464	case ZigTypeIdArgTuple:
1433	1465	case ZigTypeIdOpaque:
1434	1466	case ZigTypeIdPromise:
1435		return false;
	1467	add_node_error(g, source_node,
	1468	buf_sprintf("type '%s' not allowed in packed struct; no guaranteed in-memory representation",
	1469	buf_ptr(&type_entry->name)));
	1470	return ErrorSemanticAnalyzeFail;
1436	1471	case ZigTypeIdVoid:
1437	1472	case ZigTypeIdBool:
1438	1473	case ZigTypeIdInt:
1439	1474	case ZigTypeIdFloat:
1440	1475	case ZigTypeIdPointer:
1441		case ZigTypeIdArray:
1442	1476	case ZigTypeIdFn:
1443	1477	case ZigTypeIdVector:
1444		return true;
	1478	return ErrorNone;
	1479	case ZigTypeIdArray: {
	1480	ZigType *elem_type = type_entry->data.array.child_type;
	1481	if ((err = emit_error_unless_type_allowed_in_packed_struct(g, elem_type, source_node)))
	1482	return err;
	1483	if (type_size(g, type_entry) * 8 == type_size_bits(g, type_entry))
	1484	return ErrorNone;
	1485	add_node_error(g, source_node,
	1486	buf_sprintf("array of '%s' not allowed in packed struct due to padding bits",
	1487	buf_ptr(&elem_type->name)));
	1488	return ErrorSemanticAnalyzeFail;
	1489	}
1445	1490	case ZigTypeIdStruct:
1446		return type_entry->data.structure.layout == ContainerLayoutPacked;
	1491	switch (type_entry->data.structure.layout) {
	1492	case ContainerLayoutPacked:
	1493	case ContainerLayoutExtern:
	1494	return ErrorNone;
	1495	case ContainerLayoutAuto:
	1496	add_node_error(g, source_node,
	1497	buf_sprintf("non-packed, non-extern struct '%s' not allowed in packed struct; no guaranteed in-memory representation",
	1498	buf_ptr(&type_entry->name)));
	1499	return ErrorSemanticAnalyzeFail;
	1500	}
	1501	zig_unreachable();
1447	1502	case ZigTypeIdUnion:
1448		return type_entry->data.unionation.layout == ContainerLayoutPacked;
	1503	switch (type_entry->data.unionation.layout) {
	1504	case ContainerLayoutPacked:
	1505	case ContainerLayoutExtern:
	1506	return ErrorNone;
	1507	case ContainerLayoutAuto:
	1508	add_node_error(g, source_node,
	1509	buf_sprintf("non-packed, non-extern union '%s' not allowed in packed struct; no guaranteed in-memory representation",
	1510	buf_ptr(&type_entry->name)));
	1511	return ErrorSemanticAnalyzeFail;
	1512	}
	1513	zig_unreachable();
1449	1514	case ZigTypeIdOptional:
1450		{
1451		ZigType *child_type = type_entry->data.maybe.child_type;
1452		return type_is_codegen_pointer(child_type);
	1515	if (get_codegen_ptr_type(type_entry) != nullptr) {
	1516	return ErrorNone;
	1517	} else {
	1518	add_node_error(g, source_node,
	1519	buf_sprintf("type '%s' not allowed in packed struct; no guaranteed in-memory representation",
	1520	buf_ptr(&type_entry->name)));
	1521	return ErrorSemanticAnalyzeFail;
1453	1522	}
1454		case ZigTypeIdEnum:
1455		return type_entry->data.enumeration.decl_node->data.container_decl.init_arg_expr != nullptr;
	1523	case ZigTypeIdEnum: {
	1524	AstNode *decl_node = type_entry->data.enumeration.decl_node;
	1525	if (decl_node->data.container_decl.init_arg_expr != nullptr) {
	1526	return ErrorNone;
	1527	}
	1528	ErrorMsg *msg = add_node_error(g, source_node,
	1529	buf_sprintf("type '%s' not allowed in packed struct; no guaranteed in-memory representation",
	1530	buf_ptr(&type_entry->name)));
	1531	add_error_note(g, msg, decl_node,
	1532	buf_sprintf("enum declaration does not specify an integer tag type"));
	1533	return ErrorSemanticAnalyzeFail;
	1534	}
1456	1535	}
1457	1536	zig_unreachable();
1458	1537	}
1459	1538
1460		static bool type_allowed_in_extern(CodeGen g, ZigType type_entry) {
	1539	bool type_allowed_in_extern(CodeGen g, ZigType type_entry) {
1461	1540	switch (type_entry->id) {
1462	1541	case ZigTypeIdInvalid:
1463	1542	zig_unreachable();
...	...	@@ -1583,7 +1662,7 @@ static ZigType analyze_fn_type(CodeGen g, AstNode proto_node, Scope child_sc
1583	1662	}
1584	1663	} else if (param_node->data.param_decl.var_token != nullptr) {
1585	1664	if (!calling_convention_allows_zig_types(fn_type_id.cc)) {
1586		add_node_error(g, param_node->data.param_decl.type,
	1665	add_node_error(g, param_node,
1587	1666	buf_sprintf("parameter of type 'var' not allowed in function with calling convention '%s'",
1588	1667	calling_convention_name(fn_type_id.cc)));
1589	1668	return g->builtin_types.entry_invalid;
...	...	@@ -2022,11 +2101,8 @@ static Error resolve_struct_type(CodeGen g, ZigType struct_type) {
2022	2101	type_struct_field->gen_index = gen_field_index;
2023	2102
2024	2103	if (packed) {
2025		if (!type_allowed_in_packed_struct(field_type)) {
2026		AstNode *field_source_node = decl_node->data.container_decl.fields.at(i);
2027		add_node_error(g, field_source_node,
2028		buf_sprintf("packed structs cannot contain fields of type '%s'",
2029		buf_ptr(&field_type->name)));
	2104	AstNode *field_source_node = decl_node->data.container_decl.fields.at(i);
	2105	if ((err = emit_error_unless_type_allowed_in_packed_struct(g, field_type, field_source_node))) {
2030	2106	struct_type->data.structure.resolve_status = ResolveStatusInvalid;
2031	2107	break;
2032	2108	}
...	...	@@ -2650,6 +2726,13 @@ static Error resolve_struct_zero_bits(CodeGen g, ZigType struct_type) {
2650	2726	buf_sprintf("enums, not structs, support field assignment"));
2651	2727	}
2652	2728
	2729	if (field_type->id == ZigTypeIdOpaque) {
	2730	add_node_error(g, field_node->data.struct_field.type,
	2731	buf_sprintf("opaque types have unknown size and therefore cannot be directly embedded in structs"));
	2732	struct_type->data.structure.resolve_status = ResolveStatusInvalid;
	2733	continue;
	2734	}
	2735
2653	2736	switch (type_requires_comptime(g, field_type)) {
2654	2737	case ReqCompTimeYes:
2655	2738	struct_type->data.structure.requires_comptime = true;
...	...	@@ -2828,7 +2911,7 @@ static Error resolve_union_zero_bits(CodeGen g, ZigType union_type) {
2828	2911	union_type->data.unionation.have_explicit_tag_type = decl_node->data.container_decl.auto_enum \|\|
2829	2912	enum_type_node != nullptr;
2830	2913	bool auto_layout = (union_type->data.unionation.layout == ContainerLayoutAuto);
2831		bool want_safety = (field_count >= 2) && (auto_layout \|\| enum_type_node != nullptr);
	2914	bool want_safety = (field_count >= 2) && (auto_layout \|\| enum_type_node != nullptr) && !(g->build_mode == BuildModeFastRelease \|\| g->build_mode == BuildModeSmallRelease);
2832	2915	ZigType *tag_type;
2833	2916	bool create_enum_type = decl_node->data.container_decl.auto_enum \|\| (enum_type_node == nullptr && want_safety);
2834	2917	bool *covered_enum_fields;
...	...	@@ -2934,6 +3017,13 @@ static Error resolve_union_zero_bits(CodeGen g, ZigType union_type) {
2934	3017	}
2935	3018	union_field->type_entry = field_type;
2936	3019
	3020	if (field_type->id == ZigTypeIdOpaque) {
	3021	add_node_error(g, field_node->data.struct_field.type,
	3022	buf_sprintf("opaque types have unknown size and therefore cannot be directly embedded in unions"));
	3023	union_type->data.unionation.is_invalid = true;
	3024	continue;
	3025	}
	3026
2937	3027	switch (type_requires_comptime(g, field_type)) {
2938	3028	case ReqCompTimeInvalid:
2939	3029	union_type->data.unionation.is_invalid = true;
...	...	@@ -3182,36 +3272,19 @@ static bool scope_is_root_decls(Scope *scope) {
3182	3272	zig_unreachable();
3183	3273	}
3184	3274
3185		static void wrong_panic_prototype(CodeGen g, AstNode proto_node, ZigType *fn_type) {
3186		add_node_error(g, proto_node,
3187		buf_sprintf("expected 'fn([]const u8, ?*builtin.StackTrace) noreturn', found '%s'",
3188		buf_ptr(&fn_type->name)));
3189		}
3190
3191		static void typecheck_panic_fn(CodeGen g, ZigFn panic_fn) {
3192		AstNode *proto_node = panic_fn->proto_node;
3193		assert(proto_node->type == NodeTypeFnProto);
3194		ZigType *fn_type = panic_fn->type_entry;
3195		FnTypeId *fn_type_id = &fn_type->data.fn.fn_type_id;
3196		if (fn_type_id->param_count != 2) {
3197		return wrong_panic_prototype(g, proto_node, fn_type);
3198		}
3199		ZigType *const_u8_ptr = get_pointer_to_type_extra(g, g->builtin_types.entry_u8, true, false,
3200		PtrLenUnknown, 0, 0, 0);
3201		ZigType *const_u8_slice = get_slice_type(g, const_u8_ptr);
3202		if (fn_type_id->param_info[0].type != const_u8_slice) {
3203		return wrong_panic_prototype(g, proto_node, fn_type);
3204		}
	3275	void typecheck_panic_fn(CodeGen g, TldFn tld_fn, ZigFn *panic_fn) {
	3276	ConstExprValue *panic_fn_type_val = get_builtin_value(g, "PanicFn");
	3277	assert(panic_fn_type_val != nullptr);
	3278	assert(panic_fn_type_val->type->id == ZigTypeIdMetaType);
	3279	ZigType *panic_fn_type = panic_fn_type_val->data.x_type;
3205	3280
3206		ZigType *optional_ptr_to_stack_trace_type = get_optional_type(g, get_ptr_to_stack_trace_type(g));
3207		if (fn_type_id->param_info[1].type != optional_ptr_to_stack_trace_type) {
3208		return wrong_panic_prototype(g, proto_node, fn_type);
3209		}
	3281	AstNode *fake_decl = allocate<AstNode>(1);
	3282	fake_decl = panic_fn->proto_node;
	3283	fake_decl->type = NodeTypeSymbol;
	3284	fake_decl->data.symbol_expr.symbol = &panic_fn->symbol_name;
3210	3285
3211		ZigType *actual_return_type = fn_type_id->return_type;
3212		if (actual_return_type != g->builtin_types.entry_unreachable) {
3213		return wrong_panic_prototype(g, proto_node, fn_type);
3214		}
	3286	// call this for the side effects of casting to panic_fn_type
	3287	analyze_const_value(g, tld_fn->base.parent_scope, fake_decl, panic_fn_type, nullptr);
3215	3288	}
3216	3289
3217	3290	ZigType get_test_fn_type(CodeGen g) {
...	...	@@ -3231,16 +3304,16 @@ void add_fn_export(CodeGen g, ZigFn fn_table_entry, Buf *symbol_name, GlobalLi
3231	3304	g->have_c_main = true;
3232	3305	g->subsystem = TargetSubsystemConsole;
3233	3306	} else if (buf_eql_str(symbol_name, "WinMain") &&
3234		g->zig_target.os == OsWindows)
	3307	g->zig_target->os == OsWindows)
3235	3308	{
3236	3309	g->have_winmain = true;
3237	3310	g->subsystem = TargetSubsystemWindows;
3238	3311	} else if (buf_eql_str(symbol_name, "WinMainCRTStartup") &&
3239		g->zig_target.os == OsWindows)
	3312	g->zig_target->os == OsWindows)
3240	3313	{
3241	3314	g->have_winmain_crt_startup = true;
3242	3315	} else if (buf_eql_str(symbol_name, "DllMainCRTStartup") &&
3243		g->zig_target.os == OsWindows)
	3316	g->zig_target->os == OsWindows)
3244	3317	{
3245	3318	g->have_dllmain_crt_startup = true;
3246	3319	}
...	...	@@ -3306,18 +3379,18 @@ static void resolve_decl_fn(CodeGen g, TldFn tld_fn) {
3306	3379	if (!fn_table_entry->type_entry->data.fn.is_generic) {
3307	3380	if (fn_def_node)
3308	3381	g->fn_defs.append(fn_table_entry);
	3382	}
3309	3383
3310		if (scope_is_root_decls(tld_fn->base.parent_scope) &&
3311		(import == g->root_import \|\| import->package == g->panic_package))
	3384	if (scope_is_root_decls(tld_fn->base.parent_scope) &&
	3385	(import == g->root_import \|\| import->package == g->panic_package))
	3386	{
	3387	if (g->have_pub_main && buf_eql_str(&fn_table_entry->symbol_name, "main")) {
	3388	g->main_fn = fn_table_entry;
	3389	} else if ((import->package == g->panic_package \|\| g->have_pub_panic) &&
	3390	buf_eql_str(&fn_table_entry->symbol_name, "panic"))
3312	3391	{
3313		if (g->have_pub_main && buf_eql_str(&fn_table_entry->symbol_name, "main")) {
3314		g->main_fn = fn_table_entry;
3315		} else if ((import->package == g->panic_package \|\| g->have_pub_panic) &&
3316		buf_eql_str(&fn_table_entry->symbol_name, "panic"))
3317		{
3318		g->panic_fn = fn_table_entry;
3319		typecheck_panic_fn(g, fn_table_entry);
3320		}
	3392	g->panic_fn = fn_table_entry;
	3393	g->panic_tld_fn = tld_fn;
3321	3394	}
3322	3395	}
3323	3396	} else if (source_node->type == NodeTypeTestDecl) {
...	...	@@ -3366,9 +3439,9 @@ static void add_top_level_decl(CodeGen g, ScopeDecls decls_scope, Tld *tld) {
3366	3439	if (is_export) {
3367	3440	g->resolve_queue.append(tld);
3368	3441
3369		auto entry = g->exported_symbol_names.put_unique(tld->name, tld->source_node);
	3442	auto entry = g->exported_symbol_names.put_unique(tld->name, tld);
3370	3443	if (entry) {
3371		AstNode *other_source_node = entry->value;
	3444	AstNode *other_source_node = entry->value->source_node;
3372	3445	ErrorMsg *msg = add_node_error(g, tld->source_node,
3373	3446	buf_sprintf("exported symbol collision: '%s'", buf_ptr(tld->name)));
3374	3447	add_error_note(g, msg, other_source_node, buf_sprintf("other symbol here"));
...	...	@@ -3698,7 +3771,7 @@ static void resolve_decl_var(CodeGen g, TldVar tld_var) {
3698	3771
3699	3772	VarLinkage linkage;
3700	3773	if (is_export) {
3701		linkage = VarLinkageExport;
	3774	linkage = VarLinkageExportStrong;
3702	3775	} else if (is_extern) {
3703	3776	linkage = VarLinkageExternal;
3704	3777	} else {
...	...	@@ -4041,7 +4114,9 @@ ZigType get_src_ptr_type(ZigType type) {
4041	4114	if (type->id == ZigTypeIdFn) return type;
4042	4115	if (type->id == ZigTypeIdPromise) return type;
4043	4116	if (type->id == ZigTypeIdOptional) {
4044		if (type->data.maybe.child_type->id == ZigTypeIdPointer) return type->data.maybe.child_type;
	4117	if (type->data.maybe.child_type->id == ZigTypeIdPointer) {
	4118	return type->data.maybe.child_type->data.pointer.allow_zero ? nullptr : type->data.maybe.child_type;
	4119	}
4045	4120	if (type->data.maybe.child_type->id == ZigTypeIdFn) return type->data.maybe.child_type;
4046	4121	if (type->data.maybe.child_type->id == ZigTypeIdPromise) return type->data.maybe.child_type;
4047	4122	}
...	...	@@ -4055,6 +4130,10 @@ ZigType get_codegen_ptr_type(ZigType type) {
4055	4130	return ty;
4056	4131	}
4057	4132
	4133	bool type_is_nonnull_ptr(ZigType *type) {
	4134	return type_is_codegen_pointer(type) && !ptr_allows_addr_zero(type);
	4135	}
	4136
4058	4137	bool type_is_codegen_pointer(ZigType *type) {
4059	4138	return get_codegen_ptr_type(type) == type;
4060	4139	}
...	...	@@ -4572,185 +4651,6 @@ bool handle_is_ptr(ZigType *type_entry) {
4572	4651	zig_unreachable();
4573	4652	}
4574	4653
4575		static ZigWindowsSDK get_windows_sdk(CodeGen g) {
4576		if (g->win_sdk == nullptr) {
4577		if (zig_find_windows_sdk(&g->win_sdk)) {
4578		fprintf(stderr, "unable to determine windows sdk path\n");
4579		exit(1);
4580		}
4581		}
4582		assert(g->win_sdk != nullptr);
4583		return g->win_sdk;
4584		}
4585
4586
4587		static Buf get_linux_libc_lib_path(const char o_file) {
4588		const char *cc_exe = getenv("CC");
4589		cc_exe = (cc_exe == nullptr) ? "cc" : cc_exe;
4590		ZigList<const char *> args = {};
4591		args.append(buf_ptr(buf_sprintf("-print-file-name=%s", o_file)));
4592		Termination term;
4593		Buf *out_stderr = buf_alloc();
4594		Buf *out_stdout = buf_alloc();
4595		Error err;
4596		if ((err = os_exec_process(cc_exe, args, &term, out_stderr, out_stdout))) {
4597		zig_panic("unable to determine libc lib path: executing C compiler: %s", err_str(err));
4598		}
4599		if (term.how != TerminationIdClean \|\| term.code != 0) {
4600		zig_panic("unable to determine libc lib path: executing C compiler command failed");
4601		}
4602		if (buf_ends_with_str(out_stdout, "\n")) {
4603		buf_resize(out_stdout, buf_len(out_stdout) - 1);
4604		}
4605		if (buf_len(out_stdout) == 0 \|\| buf_eql_str(out_stdout, o_file)) {
4606		zig_panic("unable to determine libc lib path: C compiler could not find %s", o_file);
4607		}
4608		Buf *result = buf_alloc();
4609		os_path_dirname(out_stdout, result);
4610		return result;
4611		}
4612
4613		static Buf *get_posix_libc_include_path(void) {
4614		const char *cc_exe = getenv("CC");
4615		cc_exe = (cc_exe == nullptr) ? "cc" : cc_exe;
4616		ZigList<const char *> args = {};
4617		args.append("-E");
4618		args.append("-Wp,-v");
4619		args.append("-xc");
4620		args.append("/dev/null");
4621		Termination term;
4622		Buf *out_stderr = buf_alloc();
4623		Buf *out_stdout = buf_alloc();
4624		Error err;
4625		if ((err = os_exec_process(cc_exe, args, &term, out_stderr, out_stdout))) {
4626		zig_panic("unable to determine libc include path: executing C compiler: %s", err_str(err));
4627		}
4628		if (term.how != TerminationIdClean \|\| term.code != 0) {
4629		zig_panic("unable to determine libc include path: executing C compiler command failed");
4630		}
4631		char *prev_newline = buf_ptr(out_stderr);
4632		ZigList<const char *> search_paths = {};
4633		for (;;) {
4634		char *newline = strchr(prev_newline, '\n');
4635		if (newline == nullptr) {
4636		break;
4637		}
4638		*newline = 0;
4639		if (prev_newline[0] == ' ') {
4640		search_paths.append(prev_newline);
4641		}
4642		prev_newline = newline + 1;
4643		}
4644		if (search_paths.length == 0) {
4645		zig_panic("unable to determine libc include path: even C compiler does not know where libc headers are");
4646		}
4647		for (size_t i = 0; i < search_paths.length; i += 1) {
4648		// search in reverse order
4649		const char *search_path = search_paths.items[search_paths.length - i - 1];
4650		// cut off spaces
4651		while (*search_path == ' ') {
4652		search_path += 1;
4653		}
4654		Buf *stdlib_path = buf_sprintf("%s/stdlib.h", search_path);
4655		bool exists;
4656		if ((err = os_file_exists(stdlib_path, &exists))) {
4657		exists = false;
4658		}
4659		if (exists) {
4660		return buf_create_from_str(search_path);
4661		}
4662		}
4663		zig_panic("unable to determine libc include path: stdlib.h not found in C compiler search paths");
4664		}
4665
4666		void find_libc_include_path(CodeGen *g) {
4667		if (g->libc_include_dir == nullptr) {
4668		if (!g->is_native_target) {
4669		return;
4670		}
4671
4672		if (g->zig_target.os == OsWindows) {
4673		ZigWindowsSDK *sdk = get_windows_sdk(g);
4674		g->libc_include_dir = buf_alloc();
4675		if (os_get_win32_ucrt_include_path(sdk, g->libc_include_dir)) {
4676		fprintf(stderr, "Unable to determine libc include path. --libc-include-dir");
4677		exit(1);
4678		}
4679		} else if (g->zig_target.os == OsLinux \|\|
4680		g->zig_target.os == OsMacOSX \|\|
4681		g->zig_target.os == OsFreeBSD)
4682		{
4683		g->libc_include_dir = get_posix_libc_include_path();
4684		} else {
4685		fprintf(stderr, "Unable to determine libc include path.\n"
4686		"TODO: implement finding libc at runtime for other operating systems.\n"
4687		"in the meantime, you can use as a workaround: --libc-include-dir\n");
4688		exit(1);
4689		}
4690		}
4691		assert(buf_len(g->libc_include_dir) != 0);
4692		}
4693
4694		void find_libc_lib_path(CodeGen *g) {
4695		// later we can handle this better by reporting an error via the normal mechanism
4696		if (g->libc_lib_dir == nullptr \|\|
4697		(g->zig_target.os == OsWindows && (g->msvc_lib_dir == nullptr \|\| g->kernel32_lib_dir == nullptr)))
4698		{
4699		if (g->zig_target.os == OsWindows) {
4700		ZigWindowsSDK *sdk = get_windows_sdk(g);
4701
4702		if (g->msvc_lib_dir == nullptr) {
4703		if (sdk->msvc_lib_dir_ptr == nullptr) {
4704		fprintf(stderr, "Unable to determine vcruntime path. --msvc-lib-dir");
4705		exit(1);
4706		}
4707		g->msvc_lib_dir = buf_create_from_mem(sdk->msvc_lib_dir_ptr, sdk->msvc_lib_dir_len);
4708		}
4709
4710		if (g->libc_lib_dir == nullptr) {
4711		Buf* ucrt_lib_path = buf_alloc();
4712		if (os_get_win32_ucrt_lib_path(sdk, ucrt_lib_path, g->zig_target.arch.arch)) {
4713		fprintf(stderr, "Unable to determine ucrt path. --libc-lib-dir");
4714		exit(1);
4715		}
4716		g->libc_lib_dir = ucrt_lib_path;
4717		}
4718
4719		if (g->kernel32_lib_dir == nullptr) {
4720		Buf* kern_lib_path = buf_alloc();
4721		if (os_get_win32_kern32_path(sdk, kern_lib_path, g->zig_target.arch.arch)) {
4722		fprintf(stderr, "Unable to determine kernel32 path. --kernel32-lib-dir");
4723		exit(1);
4724		}
4725		g->kernel32_lib_dir = kern_lib_path;
4726		}
4727
4728		} else if (g->zig_target.os == OsLinux) {
4729		g->libc_lib_dir = get_linux_libc_lib_path("crt1.o");
4730		} else if (g->zig_target.os == OsFreeBSD) {
4731		g->libc_lib_dir = buf_create_from_str("/usr/lib");
4732		} else {
4733		zig_panic("Unable to determine libc lib path.");
4734		}
4735		} else {
4736		assert(buf_len(g->libc_lib_dir) != 0);
4737		}
4738
4739		if (g->libc_static_lib_dir == nullptr) {
4740		if ((g->zig_target.os == OsWindows) && (g->msvc_lib_dir != NULL)) {
4741		return;
4742		} else if (g->zig_target.os == OsLinux) {
4743		g->libc_static_lib_dir = get_linux_libc_lib_path("crtbegin.o");
4744		} else if (g->zig_target.os == OsFreeBSD) {
4745		g->libc_static_lib_dir = buf_create_from_str("/usr/lib");
4746		} else {
4747		zig_panic("Unable to determine libc static lib path.");
4748		}
4749		} else {
4750		assert(buf_len(g->libc_static_lib_dir) != 0);
4751		}
4752		}
4753
4754	4654	static uint32_t hash_ptr(void *ptr) {
4755	4655	return (uint32_t)(((uintptr_t)ptr) % UINT32_MAX);
4756	4656	}
...	...	@@ -5229,6 +5129,10 @@ bool type_has_bits(ZigType *type_entry) {
5229	5129	// Whether you can infer the value based solely on the type.
5230	5130	OnePossibleValue type_has_one_possible_value(CodeGen g, ZigType type_entry) {
5231	5131	assert(type_entry != nullptr);
	5132
	5133	if (type_entry->one_possible_value != OnePossibleValueInvalid)
	5134	return type_entry->one_possible_value;
	5135
5232	5136	Error err;
5233	5137	if ((err = type_resolve(g, type_entry, ResolveStatusZeroBitsKnown)))
5234	5138	return OnePossibleValueInvalid;
...	...	@@ -5276,8 +5180,14 @@ OnePossibleValue type_has_one_possible_value(CodeGen g, ZigType type_entry) {
5276	5180	case ZigTypeIdInt:
5277	5181	case ZigTypeIdVector:
5278	5182	return type_has_bits(type_entry) ? OnePossibleValueNo : OnePossibleValueYes;
5279		case ZigTypeIdPointer:
5280		return type_has_one_possible_value(g, type_entry->data.pointer.child_type);
	5183	case ZigTypeIdPointer: {
	5184	ZigType *elem_type = type_entry->data.pointer.child_type;
	5185	// If the recursive function call asks, then we are not one possible value.
	5186	type_entry->one_possible_value = OnePossibleValueNo;
	5187	// Now update it to be the value of the recursive call.
	5188	type_entry->one_possible_value = type_has_one_possible_value(g, elem_type);
	5189	return type_entry->one_possible_value;
	5190	}
5281	5191	case ZigTypeIdUnion:
5282	5192	if (type_entry->data.unionation.src_field_count > 1)
5283	5193	return OnePossibleValueNo;
...	...	@@ -6010,16 +5920,20 @@ static void render_const_val_err_set(CodeGen g, Buf buf, ConstExprValue *const
6010	5920	}
6011	5921	}
6012	5922
6013		static void render_const_val_array(CodeGen g, Buf buf, ConstExprValue *const_val, size_t len) {
6014		switch (const_val->data.x_array.special) {
	5923	static void render_const_val_array(CodeGen g, Buf buf, Buf type_name, ConstExprValue const_val, uint64_t start, uint64_t len) {
	5924	ConstArrayValue *array = &const_val->data.x_array;
	5925	switch (array->special) {
6015	5926	case ConstArraySpecialUndef:
6016	5927	buf_append_str(buf, "undefined");
6017	5928	return;
6018	5929	case ConstArraySpecialBuf: {
6019		Buf *array_buf = const_val->data.x_array.data.s_buf;
	5930	Buf *array_buf = array->data.s_buf;
	5931	const char *base = &buf_ptr(array_buf)[start];
	5932	assert(start + len <= buf_len(array_buf));
	5933
6020	5934	buf_append_char(buf, '"');
6021		for (size_t i = 0; i < buf_len(array_buf); i += 1) {
6022		uint8_t c = buf_ptr(array_buf)[i];
	5935	for (size_t i = 0; i < len; i += 1) {
	5936	uint8_t c = base[i];
6023	5937	if (c == '"') {
6024	5938	buf_append_str(buf, "\\\"");
6025	5939	} else {
...	...	@@ -6030,12 +5944,13 @@ static void render_const_val_array(CodeGen g, Buf buf, ConstExprValue *const_v
6030	5944	return;
6031	5945	}
6032	5946	case ConstArraySpecialNone: {
6033		buf_appendf(buf, "%s{", buf_ptr(&const_val->type->name));
	5947	ConstExprValue *base = &array->data.s_none.elements[start];
	5948	assert(start + len <= const_val->type->data.array.len);
	5949
	5950	buf_appendf(buf, "%s{", buf_ptr(type_name));
6034	5951	for (uint64_t i = 0; i < len; i += 1) {
6035		if (i != 0)
6036		buf_appendf(buf, ",");
6037		ConstExprValue *child_value = &const_val->data.x_array.data.s_none.elements[i];
6038		render_const_value(g, buf, child_value);
	5952	if (i != 0) buf_appendf(buf, ",");
	5953	render_const_value(g, buf, &base[i]);
6039	5954	}
6040	5955	buf_appendf(buf, "}");
6041	5956	return;
...	...	@@ -6124,10 +6039,16 @@ void render_const_value(CodeGen g, Buf buf, ConstExprValue *const_val) {
6124	6039	}
6125	6040	case ZigTypeIdPointer:
6126	6041	return render_const_val_ptr(g, buf, const_val, type_entry);
6127		case ZigTypeIdVector:
6128		return render_const_val_array(g, buf, const_val, type_entry->data.vector.len);
6129		case ZigTypeIdArray:
6130		return render_const_val_array(g, buf, const_val, type_entry->data.array.len);
	6042	case ZigTypeIdArray: {
	6043	uint64_t len = type_entry->data.array.len;
	6044	render_const_val_array(g, buf, &type_entry->name, const_val, 0, len);
	6045	return;
	6046	}
	6047	case ZigTypeIdVector: {
	6048	uint32_t len = type_entry->data.vector.len;
	6049	render_const_val_array(g, buf, &type_entry->name, const_val, 0, len);
	6050	return;
	6051	}
6131	6052	case ZigTypeIdNull:
6132	6053	{
6133	6054	buf_appendf(buf, "null");
...	...	@@ -6169,7 +6090,24 @@ void render_const_value(CodeGen g, Buf buf, ConstExprValue *const_val) {
6169	6090	}
6170	6091	case ZigTypeIdStruct:
6171	6092	{
6172		buf_appendf(buf, "(struct %s constant)", buf_ptr(&type_entry->name));
	6093	if (is_slice(type_entry)) {
	6094	ConstExprValue *len_val = &const_val->data.x_struct.fields[slice_len_index];
	6095	size_t len = bigint_as_unsigned(&len_val->data.x_bigint);
	6096
	6097	ConstExprValue *ptr_val = &const_val->data.x_struct.fields[slice_ptr_index];
	6098	if (ptr_val->special == ConstValSpecialUndef) {
	6099	assert(len == 0);
	6100	buf_appendf(buf, "((%s)(undefined))[0..0]", buf_ptr(&type_entry->name));
	6101	return;
	6102	}
	6103	assert(ptr_val->data.x_ptr.special == ConstPtrSpecialBaseArray);
	6104	ConstExprValue *array = ptr_val->data.x_ptr.data.base_array.array_val;
	6105	size_t start = ptr_val->data.x_ptr.data.base_array.elem_index;
	6106
	6107	render_const_val_array(g, buf, &type_entry->name, array, start, len);
	6108	} else {
	6109	buf_appendf(buf, "(struct %s constant)", buf_ptr(&type_entry->name));
	6110	}
6173	6111	return;
6174	6112	}
6175	6113	case ZigTypeIdEnum:
...	...	@@ -6193,8 +6131,8 @@ void render_const_value(CodeGen g, Buf buf, ConstExprValue *const_val) {
6193	6131	}
6194	6132	case ZigTypeIdUnion:
6195	6133	{
6196		uint64_t tag = bigint_as_unsigned(&const_val->data.x_union.tag);
6197		TypeUnionField *field = &type_entry->data.unionation.fields[tag];
	6134	const BigInt *tag = &const_val->data.x_union.tag;
	6135	TypeUnionField *field = find_union_field_by_tag(type_entry, tag);
6198	6136	buf_appendf(buf, "%s { .%s = ", buf_ptr(&type_entry->name), buf_ptr(field->name));
6199	6137	render_const_value(g, buf, const_val->data.x_union.payload);
6200	6138	buf_append_str(buf, "}");
...	...	@@ -6277,6 +6215,7 @@ uint32_t type_id_hash(TypeId x) {
6277	6215	((x.data.pointer.ptr_len == PtrLenSingle) ? (uint32_t)1120226602 : (uint32_t)3200913342) +
6278	6216	(x.data.pointer.is_const ? (uint32_t)2749109194 : (uint32_t)4047371087) +
6279	6217	(x.data.pointer.is_volatile ? (uint32_t)536730450 : (uint32_t)1685612214) +
	6218	(x.data.pointer.allow_zero ? (uint32_t)3324284834 : (uint32_t)3584904923) +
6280	6219	(((uint32_t)x.data.pointer.alignment) ^ (uint32_t)0x777fbe0e) +
6281	6220	(((uint32_t)x.data.pointer.bit_offset_in_host) ^ (uint32_t)2639019452) +
6282	6221	(((uint32_t)x.data.pointer.host_int_bytes) ^ (uint32_t)529908881);
...	...	@@ -6327,6 +6266,7 @@ bool type_id_eql(TypeId a, TypeId b) {
6327	6266	a.data.pointer.ptr_len == b.data.pointer.ptr_len &&
6328	6267	a.data.pointer.is_const == b.data.pointer.is_const &&
6329	6268	a.data.pointer.is_volatile == b.data.pointer.is_volatile &&
	6269	a.data.pointer.allow_zero == b.data.pointer.allow_zero &&
6330	6270	a.data.pointer.alignment == b.data.pointer.alignment &&
6331	6271	a.data.pointer.bit_offset_in_host == b.data.pointer.bit_offset_in_host &&
6332	6272	a.data.pointer.host_int_bytes == b.data.pointer.host_int_bytes;
...	...	@@ -6626,12 +6566,6 @@ LinkLib add_link_lib(CodeGen g, Buf *name) {
6626	6566	if (is_libc && g->libc_link_lib != nullptr)
6627	6567	return g->libc_link_lib;
6628	6568
6629		if (g->enable_cache && is_libc && g->zig_target.os != OsMacOSX && g->zig_target.os != OsIOS && g->zig_target.os != OsFreeBSD) {
6630		fprintf(stderr, "TODO linking against libc is currently incompatible with `--cache on`.\n"
6631		"Zig is not yet capable of determining whether the libc installation has changed on subsequent builds.\n");
6632		exit(1);
6633		}
6634
6635	6569	for (size_t i = 0; i < g->link_libs_list.length; i += 1) {
6636	6570	LinkLib *existing_lib = g->link_libs_list.at(i);
6637	6571	if (buf_eql_buf(existing_lib->name, name)) {
...	...	@@ -6860,3 +6794,21 @@ Error ensure_const_val_repr(IrAnalyze ira, CodeGen codegen, AstNode *source_no
6860	6794
6861	6795	return ErrorNone;
6862	6796	}
	6797
	6798	const char *container_string(ContainerKind kind) {
	6799	switch (kind) {
	6800	case ContainerKindEnum: return "enum";
	6801	case ContainerKindStruct: return "struct";
	6802	case ContainerKindUnion: return "union";
	6803	}
	6804	zig_unreachable();
	6805	}
	6806
	6807	bool ptr_allows_addr_zero(ZigType *ptr_type) {
	6808	if (ptr_type->id == ZigTypeIdPointer) {
	6809	return ptr_type->data.pointer.allow_zero;
	6810	} else if (ptr_type->id == ZigTypeIdOptional) {
	6811	return true;
	6812	}
	6813	return false;
	6814	}

src/analyze.hpp+5-8

...	...	@@ -40,11 +40,11 @@ ZigType get_promise_type(CodeGen g, ZigType *result_type);
40	40	ZigType get_promise_frame_type(CodeGen g, ZigType *return_type);
41	41	ZigType get_test_fn_type(CodeGen g);
42	42	bool handle_is_ptr(ZigType *type_entry);
43		void find_libc_include_path(CodeGen *g);
44		void find_libc_lib_path(CodeGen *g);
45	43
46	44	bool type_has_bits(ZigType *type_entry);
47
	45	bool type_allowed_in_extern(CodeGen g, ZigType type_entry);
	46	bool ptr_allows_addr_zero(ZigType *ptr_type);
	47	bool type_is_nonnull_ptr(ZigType *type);
48	48
49	49	ImportTableEntry add_source_file(CodeGen g, PackageTableEntry package, Buf abs_full_path, Buf *source_code);
50	50
...	...	@@ -215,6 +215,7 @@ void walk_function_params(CodeGen g, ZigType fn_type, FnWalk *fn_walk);
215	215	X64CABIClass type_c_abi_x86_64_class(CodeGen g, ZigType ty);
216	216	bool type_is_c_abi_int(CodeGen g, ZigType ty);
217	217	bool want_first_arg_sret(CodeGen g, FnTypeId fn_type_id);
	218	const char *container_string(ContainerKind kind);
218	219
219	220	uint32_t get_host_int_bytes(CodeGen g, ZigType struct_type, TypeStructField *field);
220	221
...	...	@@ -225,14 +226,10 @@ enum ReqCompTime {
225	226	};
226	227	ReqCompTime type_requires_comptime(CodeGen g, ZigType type_entry);
227	228
228		enum OnePossibleValue {
229		OnePossibleValueInvalid,
230		OnePossibleValueNo,
231		OnePossibleValueYes,
232		};
233	229	OnePossibleValue type_has_one_possible_value(CodeGen g, ZigType type_entry);
234	230
235	231	Error ensure_const_val_repr(IrAnalyze ira, CodeGen codegen, AstNode *source_node,
236	232	ConstExprValue const_val, ZigType wanted_type);
237	233
	234	void typecheck_panic_fn(CodeGen g, TldFn tld_fn, ZigFn *panic_fn);
238	235	#endif

src/ast_render.cpp+14-13

...	...	@@ -136,13 +136,19 @@ static const char thread_local_string(Token tok) {
136	136	return (tok == nullptr) ? "" : "threadlocal ";
137	137	}
138	138
139		const char *container_string(ContainerKind kind) {
140		switch (kind) {
141		case ContainerKindEnum: return "enum";
142		case ContainerKindStruct: return "struct";
143		case ContainerKindUnion: return "union";
	139	static const char token_to_ptr_len_str(Token tok) {
	140	assert(tok != nullptr);
	141	switch (tok->id) {
	142	case TokenIdStar:
	143	case TokenIdStarStar:
	144	return "*";
	145	case TokenIdBracketStarBracket:
	146	return "[*]";
	147	case TokenIdBracketStarCBracket:
	148	return "[*c]";
	149	default:
	150	zig_unreachable();
144	151	}
145		zig_unreachable();
146	152	}
147	153
148	154	static const char *node_type_str(NodeType node_type) {
...	...	@@ -644,13 +650,8 @@ static void render_node_extra(AstRender ar, AstNode node, bool grouped) {
644	650	case NodeTypePointerType:
645	651	{
646	652	if (!grouped) fprintf(ar->f, "(");
647		const char star = "[]";
648		if (node->data.pointer_type.star_token != nullptr &&
649		(node->data.pointer_type.star_token->id == TokenIdStar \|\| node->data.pointer_type.star_token->id == TokenIdStarStar))
650		{
651		star = "*";
652		}
653		fprintf(ar->f, "%s", star);
	653	const char *ptr_len_str = token_to_ptr_len_str(node->data.pointer_type.star_token);
	654	fprintf(ar->f, "%s", ptr_len_str);
654	655	if (node->data.pointer_type.align_expr != nullptr) {
655	656	fprintf(ar->f, "align(");
656	657	render_node_grouped(ar, node->data.pointer_type.align_expr);

src/ast_render.hpp-3

...	...	@@ -17,7 +17,4 @@ void ast_print(FILE f, AstNode node, int indent);
17	17
18	18	void ast_render(CodeGen codegen, FILE f, AstNode *node, int indent_size);
19	19
20		const char *container_string(ContainerKind kind);
21
22	20	#endif
23

src/bigint.cpp-1

...	...	@@ -1665,7 +1665,6 @@ int64_t bigint_as_signed(const BigInt *bigint) {
1665	1665	return 0;
1666	1666	} else if (bigint->digit_count == 1) {
1667	1667	if (bigint->is_negative) {
1668		// TODO this code path is untested
1669	1668	if (bigint->data.digit <= 9223372036854775808ULL) {
1670	1669	return (-((int64_t)(bigint->data.digit - 1))) - 1;
1671	1670	} else {

src/buffer.hpp+1-3

...	...	@@ -132,9 +132,7 @@ void buf_appendf(Buf buf, const char format, ...)
132	132
133	133	static inline bool buf_eql_mem(Buf buf, const char mem, size_t mem_len) {
134	134	assert(buf->list.length);
135		if (buf_len(buf) != mem_len)
136		return false;
137		return memcmp(buf_ptr(buf), mem, mem_len) == 0;
	135	return mem_eql_mem(buf_ptr(buf), buf_len(buf), mem, mem_len);
138	136	}
139	137
140	138	static inline bool buf_eql_str(Buf buf, const char str) {

src/cache_hash.cpp+34

...	...	@@ -414,6 +414,39 @@ Error cache_add_file(CacheHash ch, Buf path) {
414	414	return cache_add_file_fetch(ch, resolved_path, nullptr);
415	415	}
416	416
	417	Error cache_add_dep_file(CacheHash ch, Buf dep_file_path, bool verbose) {
	418	Error err;
	419	Buf *contents = buf_alloc();
	420	if ((err = os_fetch_file_path(dep_file_path, contents, false))) {
	421	if (verbose) {
	422	fprintf(stderr, "unable to read .d file: %s\n", err_str(err));
	423	}
	424	return ErrorReadingDepFile;
	425	}
	426	SplitIterator it = memSplit(buf_to_slice(contents), str("\n"));
	427	// skip first line
	428	SplitIterator_next(&it);
	429	for (;;) {
	430	Optional<Slice<uint8_t>> opt_line = SplitIterator_next(&it);
	431	if (!opt_line.is_some)
	432	break;
	433	if (opt_line.value.len == 0)
	434	continue;
	435	SplitIterator line_it = memSplit(opt_line.value, str(" \t"));
	436	Slice<uint8_t> filename;
	437	if (!SplitIterator_next(&line_it).unwrap(&filename))
	438	continue;
	439	Buf *filename_buf = buf_create_from_slice(filename);
	440	if ((err = cache_add_file(ch, filename_buf))) {
	441	if (verbose) {
	442	fprintf(stderr, "unable to add %s to cache: %s\n", buf_ptr(filename_buf), err_str(err));
	443	}
	444	return err;
	445	}
	446	}
	447	return ErrorNone;
	448	}
	449
417	450	static Error write_manifest_file(CacheHash *ch) {
418	451	Error err;
419	452	Buf contents = BUF_INIT;
...	...	@@ -464,3 +497,4 @@ void cache_release(CacheHash *ch) {
464	497
465	498	os_file_close(ch->manifest_file);
466	499	}
	500

src/cache_hash.hpp+2

...	...	@@ -56,6 +56,8 @@ Error ATTRIBUTE_MUST_USE cache_hit(CacheHash ch, Buf out_b64_digest);
56	56	// If you did not get a cache hit, call this function for every file
57	57	// that is depended on, and then finish with cache_final.
58	58	Error ATTRIBUTE_MUST_USE cache_add_file(CacheHash ch, Buf path);
	59	// This opens a file created by -MD -MF args to Clang
	60	Error ATTRIBUTE_MUST_USE cache_add_dep_file(CacheHash ch, Buf path, bool verbose);
59	61
60	62	// This variant of cache_add_file returns the file contents.
61	63	// Also the file path argument must be already resolved.

src/codegen.cpp+679-228

...	...	@@ -29,9 +29,9 @@ static void init_darwin_native(CodeGen *g) {
29	29
30	30	// Allow conflicts among OSX and iOS, but choose the default platform.
31	31	if (osx_target && ios_target) {
32		if (g->zig_target.arch.arch == ZigLLVM_arm \|\|
33		g->zig_target.arch.arch == ZigLLVM_aarch64 \|\|
34		g->zig_target.arch.arch == ZigLLVM_thumb)
	32	if (g->zig_target->arch == ZigLLVM_arm \|\|
	33	g->zig_target->arch == ZigLLVM_aarch64 \|\|
	34	g->zig_target->arch == ZigLLVM_thumb)
35	35	{
36	36	osx_target = nullptr;
37	37	} else {
...	...	@@ -43,7 +43,7 @@ static void init_darwin_native(CodeGen *g) {
43	43	g->mmacosx_version_min = buf_create_from_str(osx_target);
44	44	} else if (ios_target) {
45	45	g->mios_version_min = buf_create_from_str(ios_target);
46		} else if (g->zig_target.os != OsIOS) {
	46	} else if (g->zig_target->os != OsIOS) {
47	47	g->mmacosx_version_min = buf_create_from_str("10.10");
48	48	}
49	49	}
...	...	@@ -88,13 +88,15 @@ static const char *symbols_that_llvm_depends_on[] = {
88	88	};
89	89
90	90	CodeGen codegen_create(Buf root_src_path, const ZigTarget *target, OutType out_type, BuildMode build_mode,
91		Buf zig_lib_dir, Buf override_std_dir)
	91	Buf zig_lib_dir, Buf override_std_dir, ZigLibCInstallation *libc)
92	92	{
93	93	CodeGen *g = allocate<CodeGen>(1);
94	94
95	95	codegen_add_time_event(g, "Initialize");
96	96
	97	g->libc = libc;
97	98	g->zig_lib_dir = zig_lib_dir;
	99	g->zig_target = target;
98	100
99	101	if (override_std_dir == nullptr) {
100	102	g->zig_std_dir = buf_alloc();
...	...	@@ -149,43 +151,19 @@ CodeGen codegen_create(Buf root_src_path, const ZigTarget *target, OutType out
149	151	g->zig_std_special_dir = buf_alloc();
150	152	os_path_join(g->zig_std_dir, buf_sprintf("special"), g->zig_std_special_dir);
151	153
152		if (target) {
153		// cross compiling, so we can't rely on all the configured stuff since
154		// that's for native compilation
155		g->zig_target = *target;
156		resolve_target_object_format(&g->zig_target);
157		g->dynamic_linker = nullptr;
158		g->libc_lib_dir = nullptr;
159		g->libc_static_lib_dir = nullptr;
160		g->libc_include_dir = nullptr;
161		g->msvc_lib_dir = nullptr;
162		g->kernel32_lib_dir = nullptr;
	154	assert(target != nullptr);
	155	if (!target->is_native) {
163	156	g->each_lib_rpath = false;
164	157	} else {
165		// native compilation, we can rely on the configuration stuff
166		g->is_native_target = true;
167		get_native_target(&g->zig_target);
168		g->dynamic_linker = nullptr; // find it at runtime
169		g->libc_lib_dir = nullptr; // find it at runtime
170		g->libc_static_lib_dir = nullptr; // find it at runtime
171		g->libc_include_dir = nullptr; // find it at runtime
172		g->msvc_lib_dir = nullptr; // find it at runtime
173		g->kernel32_lib_dir = nullptr; // find it at runtime
174	158	g->each_lib_rpath = true;
175	159
176		if (g->zig_target.os == OsMacOSX \|\|
177		g->zig_target.os == OsIOS)
178		{
	160	if (target_is_darwin(g->zig_target)) {
179	161	init_darwin_native(g);
180	162	}
181	163
182	164	}
183	165
184		// On Darwin/MacOS/iOS, we always link libSystem which contains libc.
185		if (g->zig_target.os == OsMacOSX \|\|
186		g->zig_target.os == OsIOS \|\|
187		g->zig_target.os == OsFreeBSD)
188		{
	166	if (target_requires_libc(g->zig_target)) {
189	167	g->libc_link_lib = create_link_lib(buf_create_from_str("c"));
190	168	g->link_libs_list.append(g->libc_link_lib);
191	169	}
...	...	@@ -197,6 +175,10 @@ void codegen_set_output_h_path(CodeGen g, Buf h_path) {
197	175	g->out_h_path = h_path;
198	176	}
199	177
	178	void codegen_set_output_lib_path(CodeGen g, Buf lib_path) {
	179	g->out_lib_path = lib_path;
	180	}
	181
200	182	void codegen_set_output_path(CodeGen g, Buf path) {
201	183	g->wanted_output_file_path = path;
202	184	}
...	...	@@ -253,30 +235,6 @@ void codegen_set_out_name(CodeGen g, Buf out_name) {
253	235	g->root_out_name = out_name;
254	236	}
255	237
256		void codegen_set_libc_lib_dir(CodeGen g, Buf libc_lib_dir) {
257		g->libc_lib_dir = libc_lib_dir;
258		}
259
260		void codegen_set_libc_static_lib_dir(CodeGen g, Buf libc_static_lib_dir) {
261		g->libc_static_lib_dir = libc_static_lib_dir;
262		}
263
264		void codegen_set_libc_include_dir(CodeGen g, Buf libc_include_dir) {
265		g->libc_include_dir = libc_include_dir;
266		}
267
268		void codegen_set_msvc_lib_dir(CodeGen g, Buf msvc_lib_dir) {
269		g->msvc_lib_dir = msvc_lib_dir;
270		}
271
272		void codegen_set_kernel32_lib_dir(CodeGen g, Buf kernel32_lib_dir) {
273		g->kernel32_lib_dir = kernel32_lib_dir;
274		}
275
276		void codegen_set_dynamic_linker(CodeGen g, Buf dynamic_linker) {
277		g->dynamic_linker = dynamic_linker;
278		}
279
280	238	void codegen_add_lib_dir(CodeGen g, const char dir) {
281	239	g->lib_dirs.append(dir);
282	240	}
...	...	@@ -389,11 +347,11 @@ static LLVMCallConv get_llvm_cc(CodeGen *g, CallingConvention cc) {
389	347	case CallingConventionC: return LLVMCCallConv;
390	348	case CallingConventionCold:
391	349	// cold calling convention only works on x86.
392		if (g->zig_target.arch.arch == ZigLLVM_x86 \|\|
393		g->zig_target.arch.arch == ZigLLVM_x86_64)
	350	if (g->zig_target->arch == ZigLLVM_x86 \|\|
	351	g->zig_target->arch == ZigLLVM_x86_64)
394	352	{
395	353	// cold calling convention is not supported on windows
396		if (g->zig_target.os == OsWindows) {
	354	if (g->zig_target->os == OsWindows) {
397	355	return LLVMCCallConv;
398	356	} else {
399	357	return LLVMColdCallConv;
...	...	@@ -406,7 +364,7 @@ static LLVMCallConv get_llvm_cc(CodeGen *g, CallingConvention cc) {
406	364	zig_unreachable();
407	365	case CallingConventionStdcall:
408	366	// stdcall calling convention only works on x86.
409		if (g->zig_target.arch.arch == ZigLLVM_x86) {
	367	if (g->zig_target->arch == ZigLLVM_x86) {
410	368	return LLVMX86StdcallCallConv;
411	369	} else {
412	370	return LLVMCCallConv;
...	...	@@ -418,7 +376,7 @@ static LLVMCallConv get_llvm_cc(CodeGen *g, CallingConvention cc) {
418	376	}
419	377
420	378	static void add_uwtable_attr(CodeGen *g, LLVMValueRef fn_val) {
421		if (g->zig_target.os == OsWindows) {
	379	if (g->zig_target->os == OsWindows) {
422	380	addLLVMFnAttr(fn_val, "uwtable");
423	381	}
424	382	}
...	...	@@ -454,13 +412,13 @@ static uint32_t get_err_ret_trace_arg_index(CodeGen g, ZigFn fn_table_entry) {
454	412	}
455	413
456	414	static void maybe_export_dll(CodeGen *g, LLVMValueRef global_value, GlobalLinkageId linkage) {
457		if (linkage != GlobalLinkageIdInternal && g->zig_target.os == OsWindows) {
	415	if (linkage != GlobalLinkageIdInternal && g->zig_target->os == OsWindows) {
458	416	LLVMSetDLLStorageClass(global_value, LLVMDLLExportStorageClass);
459	417	}
460	418	}
461	419
462	420	static void maybe_import_dll(CodeGen *g, LLVMValueRef global_value, GlobalLinkageId linkage) {
463		if (linkage != GlobalLinkageIdInternal && g->zig_target.os == OsWindows) {
	421	if (linkage != GlobalLinkageIdInternal && g->zig_target->os == OsWindows) {
464	422	// TODO come up with a good explanation/understanding for why we never do
465	423	// DLLImportStorageClass. Empirically it only causes problems. But let's have
466	424	// this documented and then clean up the code accordingly.
...	...	@@ -505,7 +463,7 @@ static LLVMValueRef fn_llvm_value(CodeGen g, ZigFn fn_table_entry) {
505	463	bool external_linkage = linkage != GlobalLinkageIdInternal;
506	464	CallingConvention cc = fn_table_entry->type_entry->data.fn.fn_type_id.cc;
507	465	if (cc == CallingConventionStdcall && external_linkage &&
508		g->zig_target.arch.arch == ZigLLVM_x86)
	466	g->zig_target->arch == ZigLLVM_x86)
509	467	{
510	468	// prevent llvm name mangling
511	469	symbol_name = buf_sprintf("\x01_%s", buf_ptr(symbol_name));
...	...	@@ -520,10 +478,23 @@ static LLVMValueRef fn_llvm_value(CodeGen g, ZigFn fn_table_entry) {
520	478	fn_table_entry->llvm_value = LLVMConstBitCast(existing_llvm_fn, LLVMPointerType(fn_llvm_type, 0));
521	479	return fn_table_entry->llvm_value;
522	480	} else {
523		fn_table_entry->llvm_value = LLVMAddFunction(g->module, buf_ptr(symbol_name), fn_llvm_type);
	481	auto entry = g->exported_symbol_names.maybe_get(symbol_name);
	482	if (entry == nullptr) {
	483	fn_table_entry->llvm_value = LLVMAddFunction(g->module, buf_ptr(symbol_name), fn_llvm_type);
	484	} else {
	485	assert(entry->value->id == TldIdFn);
	486	TldFn tld_fn = reinterpret_cast<TldFn >(entry->value);
	487	tld_fn->fn_entry->llvm_value = LLVMAddFunction(g->module, buf_ptr(symbol_name),
	488	tld_fn->fn_entry->type_entry->data.fn.raw_type_ref);
	489	fn_table_entry->llvm_value = LLVMConstBitCast(tld_fn->fn_entry->llvm_value,
	490	LLVMPointerType(fn_llvm_type, 0));
	491	return fn_table_entry->llvm_value;
	492	}
524	493	}
525	494	} else {
526		fn_table_entry->llvm_value = LLVMAddFunction(g->module, buf_ptr(symbol_name), fn_llvm_type);
	495	if (fn_table_entry->llvm_value == nullptr) {
	496	fn_table_entry->llvm_value = LLVMAddFunction(g->module, buf_ptr(symbol_name), fn_llvm_type);
	497	}
527	498
528	499	for (size_t i = 1; i < fn_table_entry->export_list.length; i += 1) {
529	500	FnExport *fn_export = &fn_table_entry->export_list.items[i];
...	...	@@ -617,9 +588,10 @@ static LLVMValueRef fn_llvm_value(CodeGen g, ZigFn fn_table_entry) {
617	588	unsigned init_gen_i = 0;
618	589	if (!type_has_bits(return_type)) {
619	590	// nothing to do
620		} else if (type_is_codegen_pointer(return_type)) {
	591	} else if (type_is_nonnull_ptr(return_type)) {
621	592	addLLVMAttr(fn_table_entry->llvm_value, 0, "nonnull");
622	593	} else if (want_first_arg_sret(g, &fn_type->data.fn.fn_type_id)) {
	594	// Sret pointers must not be address 0
623	595	addLLVMArgAttr(fn_table_entry->llvm_value, 0, "nonnull");
624	596	addLLVMArgAttr(fn_table_entry->llvm_value, 0, "sret");
625	597	if (cc_want_sret_attr(cc)) {
...	...	@@ -637,6 +609,8 @@ static LLVMValueRef fn_llvm_value(CodeGen g, ZigFn fn_table_entry) {
637	609
638	610	uint32_t err_ret_trace_arg_index = get_err_ret_trace_arg_index(g, fn_table_entry);
639	611	if (err_ret_trace_arg_index != UINT32_MAX) {
	612	// Error return trace memory is in the stack, which is impossible to be at address 0
	613	// on any architecture.
640	614	addLLVMArgAttr(fn_table_entry->llvm_value, (unsigned)err_ret_trace_arg_index, "nonnull");
641	615	}
642	616
...	...	@@ -950,6 +924,8 @@ static Buf *panic_msg_buf(PanicMsgId msg_id) {
950	924	return buf_create_from_str("invalid enum value");
951	925	case PanicMsgIdFloatToInt:
952	926	return buf_create_from_str("integer part of floating point value out of bounds");
	927	case PanicMsgIdPtrCastNull:
	928	return buf_create_from_str("cast causes pointer to be null");
953	929	}
954	930	zig_unreachable();
955	931	}
...	...	@@ -1244,6 +1220,8 @@ static LLVMValueRef get_add_error_return_trace_addr_fn(CodeGen *g) {
1244	1220	LLVMSetFunctionCallConv(fn_val, get_llvm_cc(g, CallingConventionUnspecified));
1245	1221	addLLVMFnAttr(fn_val, "nounwind");
1246	1222	add_uwtable_attr(g, fn_val);
	1223	// Error return trace memory is in the stack, which is impossible to be at address 0
	1224	// on any architecture.
1247	1225	addLLVMArgAttr(fn_val, (unsigned)0, "nonnull");
1248	1226	if (g->build_mode == BuildModeDebug) {
1249	1227	ZigLLVMAddFunctionAttr(fn_val, "no-frame-pointer-elim", "true");
...	...	@@ -1318,9 +1296,13 @@ static LLVMValueRef get_merge_err_ret_traces_fn_val(CodeGen *g) {
1318	1296	LLVMSetFunctionCallConv(fn_val, get_llvm_cc(g, CallingConventionUnspecified));
1319	1297	addLLVMFnAttr(fn_val, "nounwind");
1320	1298	add_uwtable_attr(g, fn_val);
	1299	// Error return trace memory is in the stack, which is impossible to be at address 0
	1300	// on any architecture.
1321	1301	addLLVMArgAttr(fn_val, (unsigned)0, "nonnull");
1322	1302	addLLVMArgAttr(fn_val, (unsigned)0, "noalias");
1323	1303	addLLVMArgAttr(fn_val, (unsigned)0, "writeonly");
	1304	// Error return trace memory is in the stack, which is impossible to be at address 0
	1305	// on any architecture.
1324	1306	addLLVMArgAttr(fn_val, (unsigned)1, "nonnull");
1325	1307	addLLVMArgAttr(fn_val, (unsigned)1, "noalias");
1326	1308	addLLVMArgAttr(fn_val, (unsigned)1, "readonly");
...	...	@@ -1448,6 +1430,8 @@ static LLVMValueRef get_return_err_fn(CodeGen *g) {
1448	1430	LLVMSetFunctionCallConv(fn_val, get_llvm_cc(g, CallingConventionUnspecified));
1449	1431	addLLVMFnAttr(fn_val, "nounwind");
1450	1432	add_uwtable_attr(g, fn_val);
	1433	// Error return trace memory is in the stack, which is impossible to be at address 0
	1434	// on any architecture.
1451	1435	addLLVMArgAttr(fn_val, (unsigned)0, "nonnull");
1452	1436	if (g->build_mode == BuildModeDebug) {
1453	1437	ZigLLVMAddFunctionAttr(fn_val, "no-frame-pointer-elim", "true");
...	...	@@ -2049,7 +2033,7 @@ static bool iter_function_params_c_abi(CodeGen g, ZigType fn_type, FnWalk *fn_
2049	2033	case FnWalkIdAttrs: {
2050	2034	ZigType *ptr_type = get_codegen_ptr_type(ty);
2051	2035	if (ptr_type != nullptr) {
2052		if (ty->id != ZigTypeIdOptional) {
	2036	if (type_is_nonnull_ptr(ty)) {
2053	2037	addLLVMArgAttr(llvm_fn, fn_walk->data.attrs.gen_i, "nonnull");
2054	2038	}
2055	2039	if (ptr_type->data.pointer.is_const) {
...	...	@@ -2093,6 +2077,7 @@ static bool iter_function_params_c_abi(CodeGen g, ZigType fn_type, FnWalk *fn_
2093	2077	assert(handle_is_ptr(ty));
2094	2078	switch (fn_walk->id) {
2095	2079	case FnWalkIdAttrs:
	2080	// arrays passed to C ABI functions may not be at address 0
2096	2081	addLLVMArgAttr(llvm_fn, fn_walk->data.attrs.gen_i, "nonnull");
2097	2082	addLLVMArgAttrInt(llvm_fn, fn_walk->data.attrs.gen_i, "align", get_abi_alignment(g, ty));
2098	2083	fn_walk->data.attrs.gen_i += 1;
...	...	@@ -2123,7 +2108,7 @@ static bool iter_function_params_c_abi(CodeGen g, ZigType fn_type, FnWalk *fn_
2123	2108	return true;
2124	2109	}
2125	2110
2126		if (g->zig_target.arch.arch == ZigLLVM_x86_64) {
	2111	if (g->zig_target->arch == ZigLLVM_x86_64) {
2127	2112	X64CABIClass abi_class = type_c_abi_x86_64_class(g, ty);
2128	2113	size_t ty_size = type_size(g, ty);
2129	2114	if (abi_class == X64CABIClass_MEMORY) {
...	...	@@ -2132,6 +2117,7 @@ static bool iter_function_params_c_abi(CodeGen g, ZigType fn_type, FnWalk *fn_
2132	2117	case FnWalkIdAttrs:
2133	2118	addLLVMArgAttr(llvm_fn, fn_walk->data.attrs.gen_i, "byval");
2134	2119	addLLVMArgAttrInt(llvm_fn, fn_walk->data.attrs.gen_i, "align", get_abi_alignment(g, ty));
	2120	// Byvalue parameters must not have address 0
2135	2121	addLLVMArgAttr(llvm_fn, fn_walk->data.attrs.gen_i, "nonnull");
2136	2122	fn_walk->data.attrs.gen_i += 1;
2137	2123	break;
...	...	@@ -2264,7 +2250,10 @@ void walk_function_params(CodeGen g, ZigType fn_type, FnWalk *fn_walk) {
2264	2250	if ((param_type->id == ZigTypeIdPointer && param_type->data.pointer.is_const) \|\| is_byval) {
2265	2251	addLLVMArgAttr(llvm_fn, (unsigned)gen_index, "readonly");
2266	2252	}
2267		if (param_type->id == ZigTypeIdPointer) {
	2253	if (get_codegen_ptr_type(param_type) != nullptr) {
	2254	addLLVMArgAttrInt(llvm_fn, (unsigned)gen_index, "align", get_ptr_align(g, param_type));
	2255	}
	2256	if (type_is_nonnull_ptr(param_type)) {
2268	2257	addLLVMArgAttr(llvm_fn, (unsigned)gen_index, "nonnull");
2269	2258	}
2270	2259	break;
...	...	@@ -2657,7 +2646,7 @@ static LLVMValueRef ir_render_bin_op(CodeGen g, IrExecutable executable,
2657	2646	(op1->value.type->id == ZigTypeIdErrorSet && op2->value.type->id == ZigTypeIdErrorSet) \|\|
2658	2647	(op1->value.type->id == ZigTypeIdPointer &&
2659	2648	(op_id == IrBinOpAdd \|\| op_id == IrBinOpSub) &&
2660		op1->value.type->data.pointer.ptr_len == PtrLenUnknown)
	2649	op1->value.type->data.pointer.ptr_len != PtrLenSingle)
2661	2650	);
2662	2651	ZigType *operand_type = op1->value.type;
2663	2652	ZigType *scalar_type = (operand_type->id == ZigTypeIdVector) ? operand_type->data.vector.elem_type : operand_type;
...	...	@@ -2716,7 +2705,7 @@ static LLVMValueRef ir_render_bin_op(CodeGen g, IrExecutable executable,
2716	2705	AddSubMulMul;
2717	2706
2718	2707	if (scalar_type->id == ZigTypeIdPointer) {
2719		assert(scalar_type->data.pointer.ptr_len == PtrLenUnknown);
	2708	assert(scalar_type->data.pointer.ptr_len != PtrLenSingle);
2720	2709	LLVMValueRef subscript_value;
2721	2710	if (operand_type->id == ZigTypeIdVector)
2722	2711	zig_panic("TODO: Implement vector operations on pointers.");
...	...	@@ -2863,6 +2852,76 @@ static void add_error_range_check(CodeGen g, ZigType err_set_type, ZigType *in
2863	2852	}
2864	2853	}
2865	2854
	2855	static LLVMValueRef ir_render_resize_slice(CodeGen g, IrExecutable executable,
	2856	IrInstructionResizeSlice *instruction)
	2857	{
	2858	ZigType *actual_type = instruction->operand->value.type;
	2859	ZigType *wanted_type = instruction->base.value.type;
	2860	LLVMValueRef expr_val = ir_llvm_value(g, instruction->operand);
	2861	assert(expr_val);
	2862
	2863	assert(instruction->tmp_ptr);
	2864	assert(wanted_type->id == ZigTypeIdStruct);
	2865	assert(wanted_type->data.structure.is_slice);
	2866	assert(actual_type->id == ZigTypeIdStruct);
	2867	assert(actual_type->data.structure.is_slice);
	2868
	2869	ZigType *actual_pointer_type = actual_type->data.structure.fields[0].type_entry;
	2870	ZigType *actual_child_type = actual_pointer_type->data.pointer.child_type;
	2871	ZigType *wanted_pointer_type = wanted_type->data.structure.fields[0].type_entry;
	2872	ZigType *wanted_child_type = wanted_pointer_type->data.pointer.child_type;
	2873
	2874
	2875	size_t actual_ptr_index = actual_type->data.structure.fields[slice_ptr_index].gen_index;
	2876	size_t actual_len_index = actual_type->data.structure.fields[slice_len_index].gen_index;
	2877	size_t wanted_ptr_index = wanted_type->data.structure.fields[slice_ptr_index].gen_index;
	2878	size_t wanted_len_index = wanted_type->data.structure.fields[slice_len_index].gen_index;
	2879
	2880	LLVMValueRef src_ptr_ptr = LLVMBuildStructGEP(g->builder, expr_val, (unsigned)actual_ptr_index, "");
	2881	LLVMValueRef src_ptr = gen_load_untyped(g, src_ptr_ptr, 0, false, "");
	2882	LLVMValueRef src_ptr_casted = LLVMBuildBitCast(g->builder, src_ptr,
	2883	wanted_type->data.structure.fields[0].type_entry->type_ref, "");
	2884	LLVMValueRef dest_ptr_ptr = LLVMBuildStructGEP(g->builder, instruction->tmp_ptr,
	2885	(unsigned)wanted_ptr_index, "");
	2886	gen_store_untyped(g, src_ptr_casted, dest_ptr_ptr, 0, false);
	2887
	2888	LLVMValueRef src_len_ptr = LLVMBuildStructGEP(g->builder, expr_val, (unsigned)actual_len_index, "");
	2889	LLVMValueRef src_len = gen_load_untyped(g, src_len_ptr, 0, false, "");
	2890	uint64_t src_size = type_size(g, actual_child_type);
	2891	uint64_t dest_size = type_size(g, wanted_child_type);
	2892
	2893	LLVMValueRef new_len;
	2894	if (dest_size == 1) {
	2895	LLVMValueRef src_size_val = LLVMConstInt(g->builtin_types.entry_usize->type_ref, src_size, false);
	2896	new_len = LLVMBuildMul(g->builder, src_len, src_size_val, "");
	2897	} else if (src_size == 1) {
	2898	LLVMValueRef dest_size_val = LLVMConstInt(g->builtin_types.entry_usize->type_ref, dest_size, false);
	2899	if (ir_want_runtime_safety(g, &instruction->base)) {
	2900	LLVMValueRef remainder_val = LLVMBuildURem(g->builder, src_len, dest_size_val, "");
	2901	LLVMValueRef zero = LLVMConstNull(g->builtin_types.entry_usize->type_ref);
	2902	LLVMValueRef ok_bit = LLVMBuildICmp(g->builder, LLVMIntEQ, remainder_val, zero, "");
	2903	LLVMBasicBlockRef ok_block = LLVMAppendBasicBlock(g->cur_fn_val, "SliceWidenOk");
	2904	LLVMBasicBlockRef fail_block = LLVMAppendBasicBlock(g->cur_fn_val, "SliceWidenFail");
	2905	LLVMBuildCondBr(g->builder, ok_bit, ok_block, fail_block);
	2906
	2907	LLVMPositionBuilderAtEnd(g->builder, fail_block);
	2908	gen_safety_crash(g, PanicMsgIdSliceWidenRemainder);
	2909
	2910	LLVMPositionBuilderAtEnd(g->builder, ok_block);
	2911	}
	2912	new_len = LLVMBuildExactUDiv(g->builder, src_len, dest_size_val, "");
	2913	} else {
	2914	zig_unreachable();
	2915	}
	2916
	2917	LLVMValueRef dest_len_ptr = LLVMBuildStructGEP(g->builder, instruction->tmp_ptr,
	2918	(unsigned)wanted_len_index, "");
	2919	gen_store_untyped(g, new_len, dest_len_ptr, 0, false);
	2920
	2921
	2922	return instruction->tmp_ptr;
	2923	}
	2924
2866	2925	static LLVMValueRef ir_render_cast(CodeGen g, IrExecutable executable,
2867	2926	IrInstructionCast *cast_instruction)
2868	2927	{
...	...	@@ -2877,69 +2936,6 @@ static LLVMValueRef ir_render_cast(CodeGen g, IrExecutable executable,
2877	2936	zig_unreachable();
2878	2937	case CastOpNoop:
2879	2938	return expr_val;
2880		case CastOpResizeSlice:
2881		{
2882		assert(cast_instruction->tmp_ptr);
2883		assert(wanted_type->id == ZigTypeIdStruct);
2884		assert(wanted_type->data.structure.is_slice);
2885		assert(actual_type->id == ZigTypeIdStruct);
2886		assert(actual_type->data.structure.is_slice);
2887
2888		ZigType *actual_pointer_type = actual_type->data.structure.fields[0].type_entry;
2889		ZigType *actual_child_type = actual_pointer_type->data.pointer.child_type;
2890		ZigType *wanted_pointer_type = wanted_type->data.structure.fields[0].type_entry;
2891		ZigType *wanted_child_type = wanted_pointer_type->data.pointer.child_type;
2892
2893
2894		size_t actual_ptr_index = actual_type->data.structure.fields[slice_ptr_index].gen_index;
2895		size_t actual_len_index = actual_type->data.structure.fields[slice_len_index].gen_index;
2896		size_t wanted_ptr_index = wanted_type->data.structure.fields[slice_ptr_index].gen_index;
2897		size_t wanted_len_index = wanted_type->data.structure.fields[slice_len_index].gen_index;
2898
2899		LLVMValueRef src_ptr_ptr = LLVMBuildStructGEP(g->builder, expr_val, (unsigned)actual_ptr_index, "");
2900		LLVMValueRef src_ptr = gen_load_untyped(g, src_ptr_ptr, 0, false, "");
2901		LLVMValueRef src_ptr_casted = LLVMBuildBitCast(g->builder, src_ptr,
2902		wanted_type->data.structure.fields[0].type_entry->type_ref, "");
2903		LLVMValueRef dest_ptr_ptr = LLVMBuildStructGEP(g->builder, cast_instruction->tmp_ptr,
2904		(unsigned)wanted_ptr_index, "");
2905		gen_store_untyped(g, src_ptr_casted, dest_ptr_ptr, 0, false);
2906
2907		LLVMValueRef src_len_ptr = LLVMBuildStructGEP(g->builder, expr_val, (unsigned)actual_len_index, "");
2908		LLVMValueRef src_len = gen_load_untyped(g, src_len_ptr, 0, false, "");
2909		uint64_t src_size = type_size(g, actual_child_type);
2910		uint64_t dest_size = type_size(g, wanted_child_type);
2911
2912		LLVMValueRef new_len;
2913		if (dest_size == 1) {
2914		LLVMValueRef src_size_val = LLVMConstInt(g->builtin_types.entry_usize->type_ref, src_size, false);
2915		new_len = LLVMBuildMul(g->builder, src_len, src_size_val, "");
2916		} else if (src_size == 1) {
2917		LLVMValueRef dest_size_val = LLVMConstInt(g->builtin_types.entry_usize->type_ref, dest_size, false);
2918		if (ir_want_runtime_safety(g, &cast_instruction->base)) {
2919		LLVMValueRef remainder_val = LLVMBuildURem(g->builder, src_len, dest_size_val, "");
2920		LLVMValueRef zero = LLVMConstNull(g->builtin_types.entry_usize->type_ref);
2921		LLVMValueRef ok_bit = LLVMBuildICmp(g->builder, LLVMIntEQ, remainder_val, zero, "");
2922		LLVMBasicBlockRef ok_block = LLVMAppendBasicBlock(g->cur_fn_val, "SliceWidenOk");
2923		LLVMBasicBlockRef fail_block = LLVMAppendBasicBlock(g->cur_fn_val, "SliceWidenFail");
2924		LLVMBuildCondBr(g->builder, ok_bit, ok_block, fail_block);
2925
2926		LLVMPositionBuilderAtEnd(g->builder, fail_block);
2927		gen_safety_crash(g, PanicMsgIdSliceWidenRemainder);
2928
2929		LLVMPositionBuilderAtEnd(g->builder, ok_block);
2930		}
2931		new_len = LLVMBuildExactUDiv(g->builder, src_len, dest_size_val, "");
2932		} else {
2933		zig_unreachable();
2934		}
2935
2936		LLVMValueRef dest_len_ptr = LLVMBuildStructGEP(g->builder, cast_instruction->tmp_ptr,
2937		(unsigned)wanted_len_index, "");
2938		gen_store_untyped(g, new_len, dest_len_ptr, 0, false);
2939
2940
2941		return cast_instruction->tmp_ptr;
2942		}
2943	2939	case CastOpIntToFloat:
2944	2940	assert(actual_type->id == ZigTypeIdInt);
2945	2941	if (actual_type->data.integral.is_signed) {
...	...	@@ -3028,15 +3024,51 @@ static LLVMValueRef ir_render_ptr_cast(CodeGen g, IrExecutable executable,
3028	3024	return nullptr;
3029	3025	}
3030	3026	LLVMValueRef ptr = ir_llvm_value(g, instruction->ptr);
3031		return LLVMBuildBitCast(g->builder, ptr, wanted_type->type_ref, "");
	3027	LLVMValueRef result_ptr = LLVMBuildBitCast(g->builder, ptr, wanted_type->type_ref, "");
	3028	bool want_safety_check = instruction->safety_check_on && ir_want_runtime_safety(g, &instruction->base);
	3029	if (!want_safety_check \|\| ptr_allows_addr_zero(wanted_type))
	3030	return result_ptr;
	3031
	3032	LLVMValueRef zero = LLVMConstNull(LLVMTypeOf(result_ptr));
	3033	LLVMValueRef ok_bit = LLVMBuildICmp(g->builder, LLVMIntNE, result_ptr, zero, "");
	3034	LLVMBasicBlockRef fail_block = LLVMAppendBasicBlock(g->cur_fn_val, "PtrCastFail");
	3035	LLVMBasicBlockRef ok_block = LLVMAppendBasicBlock(g->cur_fn_val, "PtrCastOk");
	3036	LLVMBuildCondBr(g->builder, ok_bit, ok_block, fail_block);
	3037
	3038	LLVMPositionBuilderAtEnd(g->builder, fail_block);
	3039	gen_safety_crash(g, PanicMsgIdPtrCastNull);
	3040
	3041	LLVMPositionBuilderAtEnd(g->builder, ok_block);
	3042	return result_ptr;
3032	3043	}
3033	3044
3034	3045	static LLVMValueRef ir_render_bit_cast(CodeGen g, IrExecutable executable,
3035		IrInstructionBitCast *instruction)
	3046	IrInstructionBitCastGen *instruction)
3036	3047	{
3037	3048	ZigType *wanted_type = instruction->base.value.type;
3038		LLVMValueRef value = ir_llvm_value(g, instruction->value);
3039		return LLVMBuildBitCast(g->builder, value, wanted_type->type_ref, "");
	3049	ZigType *actual_type = instruction->operand->value.type;
	3050	LLVMValueRef value = ir_llvm_value(g, instruction->operand);
	3051
	3052	bool wanted_is_ptr = handle_is_ptr(wanted_type);
	3053	bool actual_is_ptr = handle_is_ptr(actual_type);
	3054	if (wanted_is_ptr == actual_is_ptr) {
	3055	// We either bitcast the value directly or bitcast the pointer which does a pointer cast
	3056	LLVMTypeRef wanted_type_ref = wanted_is_ptr ?
	3057	LLVMPointerType(wanted_type->type_ref, 0) : wanted_type->type_ref;
	3058	return LLVMBuildBitCast(g->builder, value, wanted_type_ref, "");
	3059	} else if (actual_is_ptr) {
	3060	LLVMTypeRef wanted_ptr_type_ref = LLVMPointerType(wanted_type->type_ref, 0);
	3061	LLVMValueRef bitcasted_ptr = LLVMBuildBitCast(g->builder, value, wanted_ptr_type_ref, "");
	3062	uint32_t alignment = get_abi_alignment(g, actual_type);
	3063	return gen_load_untyped(g, bitcasted_ptr, alignment, false, "");
	3064	} else {
	3065	assert(instruction->tmp_ptr != nullptr);
	3066	LLVMTypeRef wanted_ptr_type_ref = LLVMPointerType(actual_type->type_ref, 0);
	3067	LLVMValueRef bitcasted_ptr = LLVMBuildBitCast(g->builder, instruction->tmp_ptr, wanted_ptr_type_ref, "");
	3068	uint32_t alignment = get_abi_alignment(g, wanted_type);
	3069	gen_store_untyped(g, value, bitcasted_ptr, alignment, false);
	3070	return instruction->tmp_ptr;
	3071	}
3040	3072	}
3041	3073
3042	3074	static LLVMValueRef ir_render_widen_or_shorten(CodeGen g, IrExecutable executable,
...	...	@@ -3167,7 +3199,8 @@ static LLVMValueRef ir_render_br(CodeGen g, IrExecutable executable, IrInstruc
3167	3199	static LLVMValueRef ir_render_un_op(CodeGen g, IrExecutable executable, IrInstructionUnOp *un_op_instruction) {
3168	3200	IrUnOp op_id = un_op_instruction->op_id;
3169	3201	LLVMValueRef expr = ir_llvm_value(g, un_op_instruction->value);
3170		ZigType *expr_type = un_op_instruction->value->value.type;
	3202	ZigType *operand_type = un_op_instruction->value->value.type;
	3203	ZigType *scalar_type = (operand_type->id == ZigTypeIdVector) ? operand_type->data.vector.elem_type : operand_type;
3171	3204
3172	3205	switch (op_id) {
3173	3206	case IrUnOpInvalid:
...	...	@@ -3177,16 +3210,16 @@ static LLVMValueRef ir_render_un_op(CodeGen g, IrExecutable executable, IrInst
3177	3210	case IrUnOpNegation:
3178	3211	case IrUnOpNegationWrap:
3179	3212	{
3180		if (expr_type->id == ZigTypeIdFloat) {
	3213	if (scalar_type->id == ZigTypeIdFloat) {
3181	3214	ZigLLVMSetFastMath(g->builder, ir_want_fast_math(g, &un_op_instruction->base));
3182	3215	return LLVMBuildFNeg(g->builder, expr, "");
3183		} else if (expr_type->id == ZigTypeIdInt) {
	3216	} else if (scalar_type->id == ZigTypeIdInt) {
3184	3217	if (op_id == IrUnOpNegationWrap) {
3185	3218	return LLVMBuildNeg(g->builder, expr, "");
3186	3219	} else if (ir_want_runtime_safety(g, &un_op_instruction->base)) {
3187	3220	LLVMValueRef zero = LLVMConstNull(LLVMTypeOf(expr));
3188		return gen_overflow_op(g, expr_type, AddSubMulSub, zero, expr);
3189		} else if (expr_type->data.integral.is_signed) {
	3221	return gen_overflow_op(g, operand_type, AddSubMulSub, zero, expr);
	3222	} else if (scalar_type->data.integral.is_signed) {
3190	3223	return LLVMBuildNSWNeg(g->builder, expr, "");
3191	3224	} else {
3192	3225	return LLVMBuildNUWNeg(g->builder, expr, "");
...	...	@@ -3237,7 +3270,7 @@ static LLVMValueRef ir_render_decl_var(CodeGen g, IrExecutable executable,
3237	3270	return nullptr;
3238	3271	}
3239	3272
3240		static LLVMValueRef ir_render_load_ptr(CodeGen g, IrExecutable executable, IrInstructionLoadPtr *instruction) {
	3273	static LLVMValueRef ir_render_load_ptr(CodeGen g, IrExecutable executable, IrInstructionLoadPtrGen *instruction) {
3241	3274	ZigType *child_type = instruction->base.value.type;
3242	3275	if (!type_has_bits(child_type))
3243	3276	return nullptr;
...	...	@@ -3252,7 +3285,6 @@ static LLVMValueRef ir_render_load_ptr(CodeGen g, IrExecutable executable, IrI
3252	3285
3253	3286	bool big_endian = g->is_big_endian;
3254	3287
3255		assert(!handle_is_ptr(child_type));
3256	3288	LLVMValueRef containing_int = gen_load(g, ptr, ptr_type, "");
3257	3289	uint32_t host_bit_count = LLVMGetIntTypeWidth(LLVMTypeOf(containing_int));
3258	3290	assert(host_bit_count == host_int_bytes * 8);
...	...	@@ -3264,7 +3296,16 @@ static LLVMValueRef ir_render_load_ptr(CodeGen g, IrExecutable executable, IrI
3264	3296	LLVMValueRef shift_amt_val = LLVMConstInt(LLVMTypeOf(containing_int), shift_amt, false);
3265	3297	LLVMValueRef shifted_value = LLVMBuildLShr(g->builder, containing_int, shift_amt_val, "");
3266	3298
3267		return LLVMBuildTrunc(g->builder, shifted_value, child_type->type_ref, "");
	3299	if (!handle_is_ptr(child_type))
	3300	return LLVMBuildTrunc(g->builder, shifted_value, child_type->type_ref, "");
	3301
	3302	assert(instruction->tmp_ptr != nullptr);
	3303	LLVMTypeRef same_size_int = LLVMIntType(size_in_bits);
	3304	LLVMValueRef truncated_int = LLVMBuildTrunc(g->builder, shifted_value, same_size_int, "");
	3305	LLVMValueRef bitcasted_ptr = LLVMBuildBitCast(g->builder, instruction->tmp_ptr,
	3306	LLVMPointerType(same_size_int, 0), "");
	3307	LLVMBuildStore(g->builder, truncated_int, bitcasted_ptr);
	3308	return instruction->tmp_ptr;
3268	3309	}
3269	3310
3270	3311	static bool value_is_all_undef_array(ConstExprValue *const_val, size_t len) {
...	...	@@ -3307,6 +3348,77 @@ static bool value_is_all_undef(ConstExprValue *const_val) {
3307	3348	zig_unreachable();
3308	3349	}
3309	3350
	3351	static LLVMValueRef gen_valgrind_client_request(CodeGen *g, LLVMValueRef default_value, LLVMValueRef request,
	3352	LLVMValueRef a1, LLVMValueRef a2, LLVMValueRef a3, LLVMValueRef a4, LLVMValueRef a5)
	3353	{
	3354	if (!target_has_valgrind_support(g->zig_target)) {
	3355	return default_value;
	3356	}
	3357	LLVMTypeRef usize_type_ref = g->builtin_types.entry_usize->type_ref;
	3358	bool asm_has_side_effects = true;
	3359	bool asm_is_alignstack = false;
	3360	if (g->zig_target->arch == ZigLLVM_x86_64) {
	3361	if (g->zig_target->os == OsLinux \|\| target_is_darwin(g->zig_target) \|\| g->zig_target->os == OsSolaris \|\|
	3362	(g->zig_target->os == OsWindows && g->zig_target->abi != ZigLLVM_MSVC))
	3363	{
	3364	if (g->cur_fn->valgrind_client_request_array == nullptr) {
	3365	LLVMBasicBlockRef prev_block = LLVMGetInsertBlock(g->builder);
	3366	LLVMBasicBlockRef entry_block = LLVMGetEntryBasicBlock(g->cur_fn->llvm_value);
	3367	LLVMValueRef first_inst = LLVMGetFirstInstruction(entry_block);
	3368	LLVMPositionBuilderBefore(g->builder, first_inst);
	3369	LLVMTypeRef array_type_ref = LLVMArrayType(usize_type_ref, 6);
	3370	g->cur_fn->valgrind_client_request_array = LLVMBuildAlloca(g->builder, array_type_ref, "");
	3371	LLVMPositionBuilderAtEnd(g->builder, prev_block);
	3372	}
	3373	LLVMValueRef array_ptr = g->cur_fn->valgrind_client_request_array;
	3374	LLVMValueRef array_elements[] = {request, a1, a2, a3, a4, a5};
	3375	LLVMValueRef zero = LLVMConstInt(usize_type_ref, 0, false);
	3376	for (unsigned i = 0; i < 6; i += 1) {
	3377	LLVMValueRef indexes[] = {
	3378	zero,
	3379	LLVMConstInt(usize_type_ref, i, false),
	3380	};
	3381	LLVMValueRef elem_ptr = LLVMBuildInBoundsGEP(g->builder, array_ptr, indexes, 2, "");
	3382	LLVMBuildStore(g->builder, array_elements[i], elem_ptr);
	3383	}
	3384
	3385	Buf *asm_template = buf_create_from_str(
	3386	"rolq $$3, %rdi ; rolq $$13, %rdi\n"
	3387	"rolq $$61, %rdi ; rolq $$51, %rdi\n"
	3388	"xchgq %rbx,%rbx\n"
	3389	);
	3390	Buf *asm_constraints = buf_create_from_str(
	3391	"={rdx},{rax},0,~{cc},~{memory}"
	3392	);
	3393	unsigned input_and_output_count = 2;
	3394	LLVMValueRef array_ptr_as_usize = LLVMBuildPtrToInt(g->builder, array_ptr, usize_type_ref, "");
	3395	LLVMValueRef param_values[] = { array_ptr_as_usize, default_value };
	3396	LLVMTypeRef param_types[] = {usize_type_ref, usize_type_ref};
	3397	LLVMTypeRef function_type = LLVMFunctionType(usize_type_ref, param_types,
	3398	input_and_output_count, false);
	3399	LLVMValueRef asm_fn = LLVMGetInlineAsm(function_type, buf_ptr(asm_template), buf_len(asm_template),
	3400	buf_ptr(asm_constraints), buf_len(asm_constraints), asm_has_side_effects, asm_is_alignstack,
	3401	LLVMInlineAsmDialectATT);
	3402	return LLVMBuildCall(g->builder, asm_fn, param_values, input_and_output_count, "");
	3403	}
	3404	}
	3405	zig_unreachable();
	3406	}
	3407
	3408	static bool want_valgrind_support(CodeGen *g) {
	3409	if (!target_has_valgrind_support(g->zig_target))
	3410	return false;
	3411	switch (g->valgrind_support) {
	3412	case ValgrindSupportDisabled:
	3413	return false;
	3414	case ValgrindSupportEnabled:
	3415	return true;
	3416	case ValgrindSupportAuto:
	3417	return g->build_mode == BuildModeDebug;
	3418	}
	3419	zig_unreachable();
	3420	}
	3421
3310	3422	static void gen_undef_init(CodeGen g, uint32_t ptr_align_bytes, ZigType value_type, LLVMValueRef ptr) {
3311	3423	assert(type_has_bits(value_type));
3312	3424	uint64_t size_bytes = LLVMStoreSizeOfType(g->target_data_ref, value_type->type_ref);
...	...	@@ -3319,6 +3431,14 @@ static void gen_undef_init(CodeGen g, uint32_t ptr_align_bytes, ZigType value_
3319	3431	ZigType *usize = g->builtin_types.entry_usize;
3320	3432	LLVMValueRef byte_count = LLVMConstInt(usize->type_ref, size_bytes, false);
3321	3433	ZigLLVMBuildMemSet(g->builder, dest_ptr, fill_char, byte_count, ptr_align_bytes, false);
	3434	// then tell valgrind that the memory is undefined even though we just memset it
	3435	if (want_valgrind_support(g)) {
	3436	static const uint32_t VG_USERREQ__MAKE_MEM_UNDEFINED = 1296236545;
	3437	LLVMValueRef zero = LLVMConstInt(usize->type_ref, 0, false);
	3438	LLVMValueRef req = LLVMConstInt(usize->type_ref, VG_USERREQ__MAKE_MEM_UNDEFINED, false);
	3439	LLVMValueRef ptr_as_usize = LLVMBuildPtrToInt(g->builder, dest_ptr, usize->type_ref, "");
	3440	gen_valgrind_client_request(g, zero, req, ptr_as_usize, byte_count, zero, zero, zero);
	3441	}
3322	3442	}
3323	3443
3324	3444	static LLVMValueRef ir_render_store_ptr(CodeGen g, IrExecutable executable, IrInstructionStorePtr *instruction) {
...	...	@@ -3479,7 +3599,7 @@ static void gen_set_stack_pointer(CodeGen *g, LLVMValueRef aligned_end_addr) {
3479	3599	LLVMValueRef write_register_fn_val = get_write_register_fn_val(g);
3480	3600
3481	3601	if (g->sp_md_node == nullptr) {
3482		Buf *sp_reg_name = buf_create_from_str(arch_stack_pointer_register_name(&g->zig_target.arch));
	3602	Buf *sp_reg_name = buf_create_from_str(arch_stack_pointer_register_name(g->zig_target->arch));
3483	3603	LLVMValueRef str_node = LLVMMDString(buf_ptr(sp_reg_name), buf_len(sp_reg_name) + 1);
3484	3604	g->sp_md_node = LLVMMDNode(&str_node, 1);
3485	3605	}
...	...	@@ -5337,6 +5457,8 @@ static LLVMValueRef ir_render_instruction(CodeGen g, IrExecutable executable,
5337	5457	case IrInstructionIdDeclVarSrc:
5338	5458	case IrInstructionIdPtrCastSrc:
5339	5459	case IrInstructionIdCmpxchgSrc:
	5460	case IrInstructionIdLoadPtr:
	5461	case IrInstructionIdBitCast:
5340	5462	zig_unreachable();
5341	5463
5342	5464	case IrInstructionIdDeclVarGen:
...	...	@@ -5355,8 +5477,8 @@ static LLVMValueRef ir_render_instruction(CodeGen g, IrExecutable executable,
5355	5477	return ir_render_br(g, executable, (IrInstructionBr *)instruction);
5356	5478	case IrInstructionIdUnOp:
5357	5479	return ir_render_un_op(g, executable, (IrInstructionUnOp *)instruction);
5358		case IrInstructionIdLoadPtr:
5359		return ir_render_load_ptr(g, executable, (IrInstructionLoadPtr *)instruction);
	5480	case IrInstructionIdLoadPtrGen:
	5481	return ir_render_load_ptr(g, executable, (IrInstructionLoadPtrGen *)instruction);
5360	5482	case IrInstructionIdStorePtr:
5361	5483	return ir_render_store_ptr(g, executable, (IrInstructionStorePtr *)instruction);
5362	5484	case IrInstructionIdVarPtr:
...	...	@@ -5433,8 +5555,8 @@ static LLVMValueRef ir_render_instruction(CodeGen g, IrExecutable executable,
5433	5555	return ir_render_union_init(g, executable, (IrInstructionUnionInit *)instruction);
5434	5556	case IrInstructionIdPtrCastGen:
5435	5557	return ir_render_ptr_cast(g, executable, (IrInstructionPtrCastGen *)instruction);
5436		case IrInstructionIdBitCast:
5437		return ir_render_bit_cast(g, executable, (IrInstructionBitCast *)instruction);
	5558	case IrInstructionIdBitCastGen:
	5559	return ir_render_bit_cast(g, executable, (IrInstructionBitCastGen *)instruction);
5438	5560	case IrInstructionIdWidenOrShorten:
5439	5561	return ir_render_widen_or_shorten(g, executable, (IrInstructionWidenOrShorten *)instruction);
5440	5562	case IrInstructionIdPtrToInt:
...	...	@@ -5509,6 +5631,8 @@ static LLVMValueRef ir_render_instruction(CodeGen g, IrExecutable executable,
5509	5631	return ir_render_vector_to_array(g, executable, (IrInstructionVectorToArray *)instruction);
5510	5632	case IrInstructionIdAssertZero:
5511	5633	return ir_render_assert_zero(g, executable, (IrInstructionAssertZero *)instruction);
	5634	case IrInstructionIdResizeSlice:
	5635	return ir_render_resize_slice(g, executable, (IrInstructionResizeSlice *)instruction);
5512	5636	}
5513	5637	zig_unreachable();
5514	5638	}
...	...	@@ -5711,8 +5835,32 @@ static LLVMValueRef pack_const_int(CodeGen *g, LLVMTypeRef big_int_type_ref, Con
5711	5835	LLVMValueRef ptr_size_int_val = LLVMConstPtrToInt(ptr_val, g->builtin_types.entry_usize->type_ref);
5712	5836	return LLVMConstZExt(ptr_size_int_val, big_int_type_ref);
5713	5837	}
5714		case ZigTypeIdArray:
5715		zig_panic("TODO bit pack an array");
	5838	case ZigTypeIdArray: {
	5839	LLVMValueRef val = LLVMConstInt(big_int_type_ref, 0, false);
	5840	if (const_val->data.x_array.special == ConstArraySpecialUndef) {
	5841	return val;
	5842	}
	5843	expand_undef_array(g, const_val);
	5844	bool is_big_endian = g->is_big_endian; // TODO get endianness from struct type
	5845	uint32_t packed_bits_size = type_size_bits(g, type_entry->data.array.child_type);
	5846	size_t used_bits = 0;
	5847	for (size_t i = 0; i < type_entry->data.array.len; i += 1) {
	5848	ConstExprValue *elem_val = &const_val->data.x_array.data.s_none.elements[i];
	5849	LLVMValueRef child_val = pack_const_int(g, big_int_type_ref, elem_val);
	5850
	5851	if (is_big_endian) {
	5852	LLVMValueRef shift_amt = LLVMConstInt(big_int_type_ref, packed_bits_size, false);
	5853	val = LLVMConstShl(val, shift_amt);
	5854	val = LLVMConstOr(val, child_val);
	5855	} else {
	5856	LLVMValueRef shift_amt = LLVMConstInt(big_int_type_ref, used_bits, false);
	5857	LLVMValueRef child_val_shifted = LLVMConstShl(child_val, shift_amt);
	5858	val = LLVMConstOr(val, child_val_shifted);
	5859	used_bits += packed_bits_size;
	5860	}
	5861	}
	5862	return val;
	5863	}
5716	5864	case ZigTypeIdVector:
5717	5865	zig_panic("TODO bit pack a vector");
5718	5866	case ZigTypeIdUnion:
...	...	@@ -6387,6 +6535,22 @@ static void set_global_tls(CodeGen g, ZigVar var, LLVMValueRef global_value) {
6387	6535	}
6388	6536	}
6389	6537
	6538	static LLVMLinkage var_linkage_to_llvm(VarLinkage var_linkage) {
	6539	switch (var_linkage) {
	6540	case VarLinkageInternal:
	6541	return LLVMInternalLinkage;
	6542	case VarLinkageExportStrong:
	6543	return LLVMExternalLinkage;
	6544	case VarLinkageExportWeak:
	6545	return LLVMWeakODRLinkage;
	6546	case VarLinkageExportLinkOnce:
	6547	return LLVMLinkOnceODRLinkage;
	6548	case VarLinkageExternal:
	6549	return LLVMExternalLinkage;
	6550	}
	6551	zig_unreachable();
	6552	}
	6553
6390	6554	static void do_code_gen(CodeGen *g) {
6391	6555	assert(!g->errors.length);
6392	6556
...	...	@@ -6467,21 +6631,21 @@ static void do_code_gen(CodeGen *g) {
6467	6631	global_value = LLVMAddGlobal(g->module, var->var_type->type_ref, buf_ptr(&var->name));
6468	6632	// TODO debug info for the extern variable
6469	6633
6470		LLVMSetLinkage(global_value, LLVMExternalLinkage);
	6634	LLVMSetLinkage(global_value, var_linkage_to_llvm(var->linkage));
6471	6635	maybe_import_dll(g, global_value, GlobalLinkageIdStrong);
6472	6636	LLVMSetAlignment(global_value, var->align_bytes);
6473	6637	LLVMSetGlobalConstant(global_value, var->gen_is_const);
6474	6638	set_global_tls(g, var, global_value);
6475	6639	}
6476	6640	} else {
6477		bool exported = (var->linkage == VarLinkageExport);
	6641	bool exported = (var->linkage != VarLinkageInternal);
6478	6642	const char *mangled_name = buf_ptr(get_mangled_name(g, &var->name, exported));
6479	6643	render_const_val(g, var->const_value, mangled_name);
6480	6644	render_const_val_global(g, var->const_value, mangled_name);
6481	6645	global_value = var->const_value->global_refs->llvm_global;
6482	6646
6483	6647	if (exported) {
6484		LLVMSetLinkage(global_value, LLVMExternalLinkage);
	6648	LLVMSetLinkage(global_value, var_linkage_to_llvm(var->linkage));
6485	6649	maybe_export_dll(g, global_value, GlobalLinkageIdStrong);
6486	6650	}
6487	6651	if (tld_var->section_name) {
...	...	@@ -6584,6 +6748,15 @@ static void do_code_gen(CodeGen *g) {
6584	6748	} else if (instruction->id == IrInstructionIdCmpxchgGen) {
6585	6749	IrInstructionCmpxchgGen cmpxchg_instruction = (IrInstructionCmpxchgGen )instruction;
6586	6750	slot = &cmpxchg_instruction->tmp_ptr;
	6751	} else if (instruction->id == IrInstructionIdResizeSlice) {
	6752	IrInstructionResizeSlice resize_slice_instruction = (IrInstructionResizeSlice )instruction;
	6753	slot = &resize_slice_instruction->tmp_ptr;
	6754	} else if (instruction->id == IrInstructionIdLoadPtrGen) {
	6755	IrInstructionLoadPtrGen load_ptr_inst = (IrInstructionLoadPtrGen )instruction;
	6756	slot = &load_ptr_inst->tmp_ptr;
	6757	} else if (instruction->id == IrInstructionIdBitCastGen) {
	6758	IrInstructionBitCastGen bit_cast_inst = (IrInstructionBitCastGen )instruction;
	6759	slot = &bit_cast_inst->tmp_ptr;
6587	6760	} else if (instruction->id == IrInstructionIdVectorToArray) {
6588	6761	IrInstructionVectorToArray vector_to_array_instruction = (IrInstructionVectorToArray )instruction;
6589	6762	alignment_bytes = get_abi_alignment(g, vector_to_array_instruction->vector->value.type);
...	...	@@ -6839,7 +7012,7 @@ static void define_builtin_types(CodeGen *g) {
6839	7012
6840	7013	for (size_t i = 0; i < array_length(c_int_type_infos); i += 1) {
6841	7014	const CIntTypeInfo *info = &c_int_type_infos[i];
6842		uint32_t size_in_bits = target_c_type_size_in_bits(&g->zig_target, info->id);
	7015	uint32_t size_in_bits = target_c_type_size_in_bits(g->zig_target, info->id);
6843	7016	bool is_signed = info->is_signed;
6844	7017
6845	7018	ZigType *entry = new_type_table_entry(ZigTypeIdInt);
...	...	@@ -7106,6 +7279,9 @@ static const char *build_mode_to_str(BuildMode build_mode) {
7106	7279	Buf codegen_generate_builtin_source(CodeGen g) {
7107	7280	Buf *contents = buf_alloc();
7108	7281
	7282	// NOTE: when editing this file, you may need to make modifications to the
	7283	// cache input parameters in define_builtin_compile_vars
	7284
7109	7285	// Modifications to this struct must be coordinated with code that does anything with
7110	7286	// g->stack_trace_type. There are hard-coded references to the field indexes.
7111	7287	buf_append_str(contents,
...	...	@@ -7114,16 +7290,18 @@ Buf codegen_generate_builtin_source(CodeGen g) {
7114	7290	" instruction_addresses: []usize,\n"
7115	7291	"};\n\n");
7116	7292
	7293	buf_append_str(contents, "pub const PanicFn = fn([]const u8, ?*StackTrace) noreturn;\n\n");
	7294
7117	7295	const char *cur_os = nullptr;
7118	7296	{
7119	7297	buf_appendf(contents, "pub const Os = enum {\n");
7120	7298	uint32_t field_count = (uint32_t)target_os_count();
7121	7299	for (uint32_t i = 0; i < field_count; i += 1) {
7122		Os os_type = get_target_os(i);
7123		const char *name = get_target_os_name(os_type);
	7300	Os os_type = target_os_enum(i);
	7301	const char *name = target_os_name(os_type);
7124	7302	buf_appendf(contents, " %s,\n", name);
7125	7303
7126		if (os_type == g->zig_target.os) {
	7304	if (os_type == g->zig_target->os) {
7127	7305	g->target_os_index = i;
7128	7306	cur_os = name;
7129	7307	}
...	...	@@ -7134,56 +7312,81 @@ Buf codegen_generate_builtin_source(CodeGen g) {
7134	7312
7135	7313	const char *cur_arch = nullptr;
7136	7314	{
7137		buf_appendf(contents, "pub const Arch = enum {\n");
	7315	buf_appendf(contents, "pub const Arch = union(enum) {\n");
7138	7316	uint32_t field_count = (uint32_t)target_arch_count();
7139		for (uint32_t i = 0; i < field_count; i += 1) {
7140		const ArchType *arch_type = get_target_arch(i);
7141		Buf *arch_name = buf_alloc();
7142		buf_resize(arch_name, 50);
7143		get_arch_name(buf_ptr(arch_name), arch_type);
7144		buf_resize(arch_name, strlen(buf_ptr(arch_name)));
7145
7146		buf_appendf(contents, " %s,\n", buf_ptr(arch_name));
	7317	for (uint32_t arch_i = 0; arch_i < field_count; arch_i += 1) {
	7318	ZigLLVM_ArchType arch = target_arch_enum(arch_i);
	7319	const char *arch_name = target_arch_name(arch);
	7320	SubArchList sub_arch_list = target_subarch_list(arch);
	7321	if (sub_arch_list == SubArchListNone) {
	7322	buf_appendf(contents, " %s,\n", arch_name);
	7323	if (arch == g->zig_target->arch) {
	7324	g->target_arch_index = arch_i;
	7325	cur_arch = buf_ptr(buf_sprintf("Arch.%s", arch_name));
	7326	}
	7327	} else {
	7328	const char *sub_arch_list_name = target_subarch_list_name(sub_arch_list);
	7329	buf_appendf(contents, " %s: %s,\n", arch_name, sub_arch_list_name);
	7330	if (arch == g->zig_target->arch) {
	7331	size_t sub_count = target_subarch_count(sub_arch_list);
	7332	for (size_t sub_i = 0; sub_i < sub_count; sub_i += 1) {
	7333	ZigLLVM_SubArchType sub = target_subarch_enum(sub_arch_list, sub_i);
	7334	if (sub == g->zig_target->sub_arch) {
	7335	g->target_sub_arch_index = sub_i;
	7336	cur_arch = buf_ptr(buf_sprintf("Arch{ .%s = Arch.%s.%s }",
	7337	arch_name, sub_arch_list_name, target_subarch_name(sub)));
	7338	}
	7339	}
	7340	}
	7341	}
	7342	}
7147	7343
7148		if (arch_type->arch == g->zig_target.arch.arch &&
7149		arch_type->sub_arch == g->zig_target.arch.sub_arch)
7150		{
7151		g->target_arch_index = i;
7152		cur_arch = buf_ptr(arch_name);
	7344	uint32_t list_count = target_subarch_list_count();
	7345	// start at index 1 to skip None
	7346	for (uint32_t list_i = 1; list_i < list_count; list_i += 1) {
	7347	SubArchList sub_arch_list = target_subarch_list_enum(list_i);
	7348	const char *subarch_list_name = target_subarch_list_name(sub_arch_list);
	7349	buf_appendf(contents, " pub const %s = enum {\n", subarch_list_name);
	7350	size_t sub_count = target_subarch_count(sub_arch_list);
	7351	for (size_t sub_i = 0; sub_i < sub_count; sub_i += 1) {
	7352	ZigLLVM_SubArchType sub = target_subarch_enum(sub_arch_list, sub_i);
	7353	buf_appendf(contents, " %s,\n", target_subarch_name(sub));
7153	7354	}
	7355	buf_appendf(contents, " };\n");
7154	7356	}
7155	7357	buf_appendf(contents, "};\n\n");
7156	7358	}
7157	7359	assert(cur_arch != nullptr);
7158	7360
7159		const char *cur_environ = nullptr;
	7361	const char *cur_abi = nullptr;
7160	7362	{
7161		buf_appendf(contents, "pub const Environ = enum {\n");
7162		uint32_t field_count = (uint32_t)target_environ_count();
	7363	buf_appendf(contents, "pub const Abi = enum {\n");
	7364	uint32_t field_count = (uint32_t)target_abi_count();
7163	7365	for (uint32_t i = 0; i < field_count; i += 1) {
7164		ZigLLVM_EnvironmentType environ_type = get_target_environ(i);
7165		const char *name = ZigLLVMGetEnvironmentTypeName(environ_type);
	7366	ZigLLVM_EnvironmentType abi = target_abi_enum(i);
	7367	const char *name = target_abi_name(abi);
7166	7368	buf_appendf(contents, " %s,\n", name);
7167	7369
7168		if (environ_type == g->zig_target.env_type) {
7169		g->target_environ_index = i;
7170		cur_environ = name;
	7370	if (abi == g->zig_target->abi) {
	7371	g->target_abi_index = i;
	7372	cur_abi = name;
7171	7373	}
7172	7374	}
7173	7375	buf_appendf(contents, "};\n\n");
7174	7376	}
7175		assert(cur_environ != nullptr);
	7377	assert(cur_abi != nullptr);
7176	7378
7177	7379	const char *cur_obj_fmt = nullptr;
7178	7380	{
7179	7381	buf_appendf(contents, "pub const ObjectFormat = enum {\n");
7180	7382	uint32_t field_count = (uint32_t)target_oformat_count();
7181	7383	for (uint32_t i = 0; i < field_count; i += 1) {
7182		ZigLLVM_ObjectFormatType oformat = get_target_oformat(i);
7183		const char *name = get_target_oformat_name(oformat);
	7384	ZigLLVM_ObjectFormatType oformat = target_oformat_enum(i);
	7385	const char *name = target_oformat_name(oformat);
7184	7386	buf_appendf(contents, " %s,\n", name);
7185	7387
7186		if (oformat == g->zig_target.oformat) {
	7388	ZigLLVM_ObjectFormatType target_oformat = target_object_format(g->zig_target);
	7389	if (oformat == target_oformat) {
7187	7390	g->target_oformat_index = i;
7188	7391	cur_obj_fmt = name;
7189	7392	}
...	...	@@ -7294,6 +7497,7 @@ Buf codegen_generate_builtin_source(CodeGen g) {
7294	7497	" One,\n"
7295	7498	" Many,\n"
7296	7499	" Slice,\n"
	7500	" C,\n"
7297	7501	" };\n"
7298	7502	" };\n"
7299	7503	"\n"
...	...	@@ -7466,12 +7670,13 @@ Buf codegen_generate_builtin_source(CodeGen g) {
7466	7670	buf_appendf(contents, "pub const is_test = %s;\n", bool_to_str(g->is_test_build));
7467	7671	buf_appendf(contents, "pub const single_threaded = %s;\n", bool_to_str(g->is_single_threaded));
7468	7672	buf_appendf(contents, "pub const os = Os.%s;\n", cur_os);
7469		buf_appendf(contents, "pub const arch = Arch.%s;\n", cur_arch);
7470		buf_appendf(contents, "pub const environ = Environ.%s;\n", cur_environ);
	7673	buf_appendf(contents, "pub const arch = %s;\n", cur_arch);
	7674	buf_appendf(contents, "pub const abi = Abi.%s;\n", cur_abi);
7471	7675	buf_appendf(contents, "pub const object_format = ObjectFormat.%s;\n", cur_obj_fmt);
7472	7676	buf_appendf(contents, "pub const mode = %s;\n", build_mode_to_str(g->build_mode));
7473	7677	buf_appendf(contents, "pub const link_libc = %s;\n", bool_to_str(g->libc_link_lib != nullptr));
7474	7678	buf_appendf(contents, "pub const have_error_return_tracing = %s;\n", bool_to_str(g->have_err_ret_tracing));
	7679	buf_appendf(contents, "pub const valgrind_support = %s;\n", bool_to_str(want_valgrind_support(g)));
7475	7680
7476	7681	buf_appendf(contents, "pub const __zig_test_fn_slice = {}; // overwritten later\n");
7477	7682
...	...	@@ -7500,14 +7705,15 @@ static Error define_builtin_compile_vars(CodeGen *g) {
7500	7705	cache_int(&cache_hash, g->build_mode);
7501	7706	cache_bool(&cache_hash, g->is_test_build);
7502	7707	cache_bool(&cache_hash, g->is_single_threaded);
7503		cache_int(&cache_hash, g->zig_target.arch.arch);
7504		cache_int(&cache_hash, g->zig_target.arch.sub_arch);
7505		cache_int(&cache_hash, g->zig_target.vendor);
7506		cache_int(&cache_hash, g->zig_target.os);
7507		cache_int(&cache_hash, g->zig_target.env_type);
7508		cache_int(&cache_hash, g->zig_target.oformat);
	7708	cache_int(&cache_hash, g->zig_target->is_native);
	7709	cache_int(&cache_hash, g->zig_target->arch);
	7710	cache_int(&cache_hash, g->zig_target->sub_arch);
	7711	cache_int(&cache_hash, g->zig_target->vendor);
	7712	cache_int(&cache_hash, g->zig_target->os);
	7713	cache_int(&cache_hash, g->zig_target->abi);
7509	7714	cache_bool(&cache_hash, g->have_err_ret_tracing);
7510	7715	cache_bool(&cache_hash, g->libc_link_lib != nullptr);
	7716	cache_bool(&cache_hash, g->valgrind_support);
7511	7717
7512	7718	Buf digest = BUF_INIT;
7513	7719	buf_resize(&digest, 0);
...	...	@@ -7576,11 +7782,11 @@ static void init(CodeGen *g) {
7576	7782	assert(g->root_out_name);
7577	7783	g->module = LLVMModuleCreateWithName(buf_ptr(g->root_out_name));
7578	7784
7579		get_target_triple(&g->triple_str, &g->zig_target);
	7785	get_target_triple(&g->triple_str, g->zig_target);
7580	7786
7581	7787	LLVMSetTarget(g->module, buf_ptr(&g->triple_str));
7582	7788
7583		if (g->zig_target.oformat == ZigLLVM_COFF) {
	7789	if (target_object_format(g->zig_target) == ZigLLVM_COFF) {
7584	7790	ZigLLVMAddModuleCodeViewFlag(g->module);
7585	7791	} else {
7586	7792	ZigLLVMAddModuleDebugInfoFlag(g->module);
...	...	@@ -7608,11 +7814,11 @@ static void init(CodeGen *g) {
7608	7814
7609	7815	const char *target_specific_cpu_args;
7610	7816	const char *target_specific_features;
7611		if (g->is_native_target) {
	7817	if (g->zig_target->is_native) {
7612	7818	// LLVM creates invalid binaries on Windows sometimes.
7613	7819	// See https://github.com/ziglang/zig/issues/508
7614	7820	// As a workaround we do not use target native features on Windows.
7615		if (g->zig_target.os == OsWindows \|\| g->zig_target.os == OsUefi) {
	7821	if (g->zig_target->os == OsWindows \|\| g->zig_target->os == OsUefi) {
7616	7822	target_specific_cpu_args = "";
7617	7823	target_specific_features = "";
7618	7824	} else {
...	...	@@ -7685,9 +7891,59 @@ static void init(CodeGen *g) {
7685	7891	}
7686	7892	}
7687	7893
7688		void codegen_translate_c(CodeGen g, Buf full_path) {
7689		find_libc_include_path(g);
	7894	static void detect_libc(CodeGen *g) {
	7895	Error err;
	7896
	7897	if (g->libc != nullptr \|\| g->libc_link_lib == nullptr)
	7898	return;
	7899
	7900	if (g->zig_target->is_native) {
	7901	g->libc = allocate<ZigLibCInstallation>(1);
	7902
	7903	// Look for zig-cache/native_libc.txt
	7904	Buf *native_libc_txt = buf_alloc();
	7905	os_path_join(&g->cache_dir, buf_create_from_str("native_libc.txt"), native_libc_txt);
	7906	if ((err = zig_libc_parse(g->libc, native_libc_txt, g->zig_target, false))) {
	7907	if ((err = zig_libc_find_native(g->libc, true))) {
	7908	fprintf(stderr,
	7909	"Unable to link against libc: Unable to find libc installation: %s\n"
	7910	"See `zig libc --help` for more details.\n", err_str(err));
	7911	exit(1);
	7912	}
	7913	if ((err = os_make_path(&g->cache_dir))) {
	7914	fprintf(stderr, "Unable to create %s directory: %s\n",
	7915	buf_ptr(&g->cache_dir), err_str(err));
	7916	exit(1);
	7917	}
	7918	Buf *native_libc_tmp = buf_sprintf("%s.tmp", buf_ptr(native_libc_txt));
	7919	FILE *file = fopen(buf_ptr(native_libc_tmp), "wb");
	7920	if (file == nullptr) {
	7921	fprintf(stderr, "Unable to open %s: %s\n", buf_ptr(native_libc_tmp), strerror(errno));
	7922	exit(1);
	7923	}
	7924	zig_libc_render(g->libc, file);
	7925	if (fclose(file) != 0) {
	7926	fprintf(stderr, "Unable to save %s: %s\n", buf_ptr(native_libc_tmp), strerror(errno));
	7927	exit(1);
	7928	}
	7929	if ((err = os_rename(native_libc_tmp, native_libc_txt))) {
	7930	fprintf(stderr, "Unable to create %s: %s\n", buf_ptr(native_libc_txt), err_str(err));
	7931	exit(1);
	7932	}
	7933	}
	7934	} else if ((g->out_type == OutTypeExe \|\| (g->out_type == OutTypeLib && !g->is_static)) &&
	7935	!target_is_darwin(g->zig_target))
	7936	{
	7937	// Currently darwin is the only platform that we can link libc on when not compiling natively,
	7938	// without a cross compiling libc kit.
	7939	fprintf(stderr,
	7940	"Cannot link against libc for non-native OS '%s' without providing a libc installation file.\n"
	7941	"See `zig libc --help` for more details.\n", target_os_name(g->zig_target->os));
	7942	exit(1);
	7943	}
	7944	}
7690	7945
	7946	void codegen_translate_c(CodeGen g, Buf full_path) {
7691	7947	Buf *src_basename = buf_alloc();
7692	7948	Buf *src_dirname = buf_alloc();
7693	7949	os_path_split(full_path, src_dirname, src_basename);
...	...	@@ -7698,6 +7954,8 @@ void codegen_translate_c(CodeGen g, Buf full_path) {
7698	7954	g->root_import = import;
7699	7955	import->decls_scope = create_decls_scope(g, nullptr, nullptr, nullptr, import);
7700	7956
	7957	detect_libc(g);
	7958
7701	7959	init(g);
7702	7960
7703	7961	import->di_file = ZigLLVMCreateFile(g->dbuilder, buf_ptr(src_basename), buf_ptr(src_dirname));
...	...	@@ -7857,14 +8115,14 @@ static void gen_root_source(CodeGen *g) {
7857	8115	}
7858	8116	report_errors_and_maybe_exit(g);
7859	8117
7860		if (!g->is_test_build && g->zig_target.os != OsFreestanding &&
7861		g->zig_target.os != OsUefi &&
	8118	if (!g->is_test_build && g->zig_target->os != OsFreestanding &&
	8119	g->zig_target->os != OsUefi &&
7862	8120	!g->have_c_main && !g->have_winmain && !g->have_winmain_crt_startup &&
7863	8121	((g->have_pub_main && g->out_type == OutTypeObj) \|\| g->out_type == OutTypeExe))
7864	8122	{
7865	8123	g->bootstrap_import = add_special_code(g, create_bootstrap_pkg(g, g->root_package), "bootstrap.zig");
7866	8124	}
7867		if (g->zig_target.os == OsWindows && !g->have_dllmain_crt_startup &&
	8125	if (g->zig_target->os == OsWindows && !g->have_dllmain_crt_startup &&
7868	8126	g->out_type == OutTypeLib && !g->is_static)
7869	8127	{
7870	8128	g->bootstrap_import = add_special_code(g, create_bootstrap_pkg(g, g->root_package), "bootstrap_lib.zig");
...	...	@@ -7882,6 +8140,8 @@ static void gen_root_source(CodeGen *g) {
7882	8140	}
7883	8141	}
7884	8142
	8143	typecheck_panic_fn(g, g->panic_tld_fn, g->panic_fn);
	8144
7885	8145	report_errors_and_maybe_exit(g);
7886	8146
7887	8147	}
...	...	@@ -7904,6 +8164,168 @@ static void gen_global_asm(CodeGen *g) {
7904	8164	}
7905	8165	}
7906	8166
	8167	static void print_zig_cc_cmd(const char zig_exe, ZigList<const char > *args) {
	8168	fprintf(stderr, "%s", zig_exe);
	8169	for (size_t arg_i = 0; arg_i < args->length; arg_i += 1) {
	8170	fprintf(stderr, " %s", args->at(arg_i));
	8171	}
	8172	fprintf(stderr, "\n");
	8173	}
	8174
	8175	static void gen_c_object(CodeGen g, Buf self_exe_path, CFile *c_file) {
	8176	Error err;
	8177
	8178	Buf *c_source_file = buf_create_from_str(c_file->source_path);
	8179	Buf *c_source_basename = buf_alloc();
	8180	os_path_split(c_source_file, nullptr, c_source_basename);
	8181	Buf *out_obj_name = buf_sprintf("%s%s", buf_ptr(c_source_basename), target_o_file_ext(g->zig_target));
	8182	Buf *out_obj_path = buf_alloc();
	8183	os_path_join(&g->cache_dir, out_obj_name, out_obj_path);
	8184	Buf *out_dep_name = buf_sprintf("%s.d", buf_ptr(c_source_file));
	8185	Buf *out_dep_path = buf_alloc();
	8186	os_path_join(&g->cache_dir, out_dep_name, out_dep_path);
	8187
	8188	Termination term;
	8189	ZigList<const char *> args = {};
	8190	args.append("cc");
	8191
	8192	if (g->enable_cache) {
	8193	args.append("-MD");
	8194	args.append("-MF");
	8195	args.append(buf_ptr(out_dep_path));
	8196	}
	8197
	8198	args.append("-nostdinc");
	8199	args.append("-fno-spell-checking");
	8200
	8201	switch (g->err_color) {
	8202	case ErrColorAuto:
	8203	break;
	8204	case ErrColorOff:
	8205	args.append("-fno-color-diagnostics");
	8206	args.append("-fno-caret-diagnostics");
	8207	break;
	8208	case ErrColorOn:
	8209	args.append("-fcolor-diagnostics");
	8210	args.append("-fcaret-diagnostics");
	8211	break;
	8212	}
	8213
	8214	args.append("-isystem");
	8215	args.append(buf_ptr(g->zig_c_headers_dir));
	8216
	8217	if (g->libc != nullptr) {
	8218	args.append("-isystem");
	8219	args.append(buf_ptr(&g->libc->include_dir));
	8220
	8221	if (!buf_eql_buf(&g->libc->include_dir, &g->libc->sys_include_dir)) {
	8222	args.append("-isystem");
	8223	args.append(buf_ptr(&g->libc->sys_include_dir));
	8224	}
	8225	}
	8226
	8227	if (g->zig_target->is_native) {
	8228	args.append("-march=native");
	8229	} else {
	8230	args.append("-target");
	8231	args.append(buf_ptr(&g->triple_str));
	8232	}
	8233
	8234	if (!g->strip_debug_symbols) {
	8235	args.append("-g");
	8236	}
	8237	switch (g->build_mode) {
	8238	case BuildModeDebug:
	8239	if (g->libc_link_lib != nullptr) {
	8240	args.append("-fstack-protector-strong");
	8241	args.append("--param");
	8242	args.append("ssp-buffer-size=4");
	8243	} else {
	8244	args.append("-fno-stack-protector");
	8245	}
	8246	break;
	8247	case BuildModeSafeRelease:
	8248	args.append("-O2");
	8249	if (g->libc_link_lib != nullptr) {
	8250	args.append("-D_FORTIFY_SOURCE=2");
	8251	args.append("-fstack-protector-strong");
	8252	args.append("--param");
	8253	args.append("ssp-buffer-size=4");
	8254	} else {
	8255	args.append("-fno-stack-protector");
	8256	}
	8257	break;
	8258	case BuildModeFastRelease:
	8259	args.append("-O2");
	8260	args.append("-fno-stack-protector");
	8261	break;
	8262	case BuildModeSmallRelease:
	8263	args.append("-Os");
	8264	args.append("-fno-stack-protector");
	8265	break;
	8266	}
	8267
	8268	args.append("-o");
	8269	args.append(buf_ptr(out_obj_path));
	8270
	8271	args.append("-c");
	8272	args.append(buf_ptr(c_source_file));
	8273
	8274	if (!g->disable_pic && target_supports_fpic(g->zig_target)) {
	8275	args.append("-fPIC");
	8276	}
	8277
	8278	for (size_t arg_i = 0; arg_i < g->clang_argv_len; arg_i += 1) {
	8279	args.append(g->clang_argv[arg_i]);
	8280	}
	8281
	8282	for (size_t arg_i = 0; arg_i < c_file->args.length; arg_i += 1) {
	8283	args.append(c_file->args.at(arg_i));
	8284	}
	8285
	8286	if (g->verbose_cc) {
	8287	print_zig_cc_cmd("zig", &args);
	8288	}
	8289	os_spawn_process(buf_ptr(self_exe_path), args, &term);
	8290	if (term.how != TerminationIdClean \|\| term.code != 0) {
	8291	fprintf(stderr, "\nThe following command failed:\n");
	8292	print_zig_cc_cmd(buf_ptr(self_exe_path), &args);
	8293	exit(1);
	8294	}
	8295
	8296	g->link_objects.append(out_obj_path);
	8297
	8298	if (g->enable_cache) {
	8299	// add the files depended on to the cache system
	8300	if ((err = cache_add_file(&g->cache_hash, c_source_file))) {
	8301	fprintf(stderr, "unable to add %s to cache: %s\n", buf_ptr(c_source_file), err_str(err));
	8302	exit(1);
	8303	}
	8304	if ((err = cache_add_dep_file(&g->cache_hash, out_dep_path, true))) {
	8305	fprintf(stderr, "failed to add C source dependencies to cache: %s\n", err_str(err));
	8306	exit(1);
	8307	}
	8308	}
	8309	}
	8310
	8311	static void gen_c_objects(CodeGen *g) {
	8312	Error err;
	8313
	8314	if (g->c_source_files.length == 0)
	8315	return;
	8316
	8317	Buf *self_exe_path = buf_alloc();
	8318	if ((err = os_self_exe_path(self_exe_path))) {
	8319	fprintf(stderr, "Unable to get self exe path: %s\n", err_str(err));
	8320	exit(1);
	8321	}
	8322
	8323	for (size_t c_file_i = 0; c_file_i < g->c_source_files.length; c_file_i += 1) {
	8324	CFile *c_file = g->c_source_files.at(c_file_i);
	8325	gen_c_object(g, self_exe_path, c_file);
	8326	}
	8327	}
	8328
7907	8329	void codegen_add_object(CodeGen g, Buf object_path) {
7908	8330	g->link_objects.append(object_path);
7909	8331	}
...	...	@@ -8410,31 +8832,39 @@ static Error check_cache(CodeGen g, Buf manifest_dir, Buf *digest) {
8410	8832	}
8411	8833	cache_buf(ch, compiler_id);
8412	8834	cache_buf(ch, g->root_out_name);
	8835	cache_buf(ch, g->zig_lib_dir);
	8836	cache_buf(ch, g->zig_std_dir);
8413	8837	cache_list_of_link_lib(ch, g->link_libs_list.items, g->link_libs_list.length);
8414	8838	cache_list_of_buf(ch, g->darwin_frameworks.items, g->darwin_frameworks.length);
8415	8839	cache_list_of_buf(ch, g->rpath_list.items, g->rpath_list.length);
8416	8840	cache_list_of_buf(ch, g->forbidden_libs.items, g->forbidden_libs.length);
8417	8841	cache_list_of_file(ch, g->link_objects.items, g->link_objects.length);
8418	8842	cache_list_of_file(ch, g->assembly_files.items, g->assembly_files.length);
	8843	for (size_t c_file_i = 0; c_file_i < g->c_source_files.length; c_file_i += 1) {
	8844	CFile *c_file = g->c_source_files.at(c_file_i);
	8845	cache_file(ch, buf_create_from_str(c_file->source_path));
	8846	for (size_t opt_i = 0; opt_i < c_file->args.length; opt_i += 1) {
	8847	cache_buf(ch, buf_create_from_str(c_file->args.at(opt_i)));
	8848	}
	8849	}
8419	8850	cache_int(ch, g->emit_file_type);
8420	8851	cache_int(ch, g->build_mode);
8421	8852	cache_int(ch, g->out_type);
8422		cache_int(ch, g->zig_target.arch.arch);
8423		cache_int(ch, g->zig_target.arch.sub_arch);
8424		cache_int(ch, g->zig_target.vendor);
8425		cache_int(ch, g->zig_target.os);
8426		cache_int(ch, g->zig_target.env_type);
8427		cache_int(ch, g->zig_target.oformat);
	8853	cache_bool(ch, g->zig_target->is_native);
	8854	cache_int(ch, g->zig_target->arch);
	8855	cache_int(ch, g->zig_target->sub_arch);
	8856	cache_int(ch, g->zig_target->vendor);
	8857	cache_int(ch, g->zig_target->os);
	8858	cache_int(ch, g->zig_target->abi);
8428	8859	cache_int(ch, g->subsystem);
8429	8860	cache_bool(ch, g->is_static);
8430	8861	cache_bool(ch, g->strip_debug_symbols);
8431	8862	cache_bool(ch, g->is_test_build);
8432	8863	cache_bool(ch, g->is_single_threaded);
8433		cache_bool(ch, g->is_native_target);
8434	8864	cache_bool(ch, g->linker_rdynamic);
8435		cache_bool(ch, g->no_rosegment_workaround);
8436	8865	cache_bool(ch, g->each_lib_rpath);
8437	8866	cache_bool(ch, g->disable_pic);
	8867	cache_bool(ch, g->valgrind_support);
8438	8868	cache_buf_opt(ch, g->mmacosx_version_min);
8439	8869	cache_buf_opt(ch, g->mios_version_min);
8440	8870	cache_usize(ch, g->version_major);
...	...	@@ -8445,6 +8875,16 @@ static Error check_cache(CodeGen g, Buf manifest_dir, Buf *digest) {
8445	8875	cache_list_of_str(ch, g->llvm_argv, g->llvm_argv_len);
8446	8876	cache_list_of_str(ch, g->clang_argv, g->clang_argv_len);
8447	8877	cache_list_of_str(ch, g->lib_dirs.items, g->lib_dirs.length);
	8878	if (g->libc) {
	8879	cache_buf(ch, &g->libc->include_dir);
	8880	cache_buf(ch, &g->libc->sys_include_dir);
	8881	cache_buf(ch, &g->libc->crt_dir);
	8882	cache_buf(ch, &g->libc->lib_dir);
	8883	cache_buf(ch, &g->libc->static_lib_dir);
	8884	cache_buf(ch, &g->libc->msvc_lib_dir);
	8885	cache_buf(ch, &g->libc->kernel32_lib_dir);
	8886	cache_buf(ch, &g->libc->dynamic_linker_path);
	8887	}
8448	8888
8449	8889	buf_resize(digest, 0);
8450	8890	if ((err = cache_hit(ch, digest)))
...	...	@@ -8459,19 +8899,19 @@ static void resolve_out_paths(CodeGen *g) {
8459	8899	switch (g->emit_file_type) {
8460	8900	case EmitFileTypeBinary:
8461	8901	{
8462		const char *o_ext = target_o_file_ext(&g->zig_target);
	8902	const char *o_ext = target_o_file_ext(g->zig_target);
8463	8903	buf_append_str(o_basename, o_ext);
8464	8904	break;
8465	8905	}
8466	8906	case EmitFileTypeAssembly:
8467	8907	{
8468		const char *asm_ext = target_asm_file_ext(&g->zig_target);
	8908	const char *asm_ext = target_asm_file_ext(g->zig_target);
8469	8909	buf_append_str(o_basename, asm_ext);
8470	8910	break;
8471	8911	}
8472	8912	case EmitFileTypeLLVMIr:
8473	8913	{
8474		const char *llvm_ir_ext = target_llvm_ir_file_ext(&g->zig_target);
	8914	const char *llvm_ir_ext = target_llvm_ir_file_ext(g->zig_target);
8475	8915	buf_append_str(o_basename, llvm_ir_ext);
8476	8916	break;
8477	8917	}
...	...	@@ -8497,7 +8937,7 @@ static void resolve_out_paths(CodeGen *g) {
8497	8937
8498	8938	Buf basename = BUF_INIT;
8499	8939	buf_init_from_buf(&basename, g->root_out_name);
8500		buf_append_str(&basename, target_exe_file_ext(&g->zig_target));
	8940	buf_append_str(&basename, target_exe_file_ext(g->zig_target));
8501	8941	if (g->enable_cache \|\| g->is_test_build) {
8502	8942	os_path_join(&g->artifact_dir, &basename, &g->output_file_path);
8503	8943	} else {
...	...	@@ -8510,7 +8950,7 @@ static void resolve_out_paths(CodeGen *g) {
8510	8950	} else {
8511	8951	Buf basename = BUF_INIT;
8512	8952	buf_init_from_buf(&basename, g->root_out_name);
8513		buf_append_str(&basename, target_lib_file_ext(&g->zig_target, g->is_static,
	8953	buf_append_str(&basename, target_lib_file_ext(g->zig_target, g->is_static,
8514	8954	g->version_major, g->version_minor, g->version_patch));
8515	8955	if (g->enable_cache) {
8516	8956	os_path_join(&g->artifact_dir, &basename, &g->output_file_path);
...	...	@@ -8523,11 +8963,12 @@ static void resolve_out_paths(CodeGen *g) {
8523	8963	}
8524	8964	}
8525	8965
8526
8527	8966	void codegen_build_and_link(CodeGen *g) {
8528	8967	Error err;
8529	8968	assert(g->out_type != OutTypeUnknown);
8530	8969
	8970	detect_libc(g);
	8971
8531	8972	Buf *stage1_dir = get_stage1_cache_path();
8532	8973	Buf *artifact_dir = buf_alloc();
8533	8974	Buf digest = BUF_INIT;
...	...	@@ -8559,6 +9000,7 @@ void codegen_build_and_link(CodeGen *g) {
8559	9000
8560	9001	gen_global_asm(g);
8561	9002	gen_root_source(g);
	9003	gen_c_objects(g);
8562	9004
8563	9005	if (g->enable_cache) {
8564	9006	if ((err = cache_final(&g->cache_hash, &digest))) {
...	...	@@ -8576,16 +9018,25 @@ void codegen_build_and_link(CodeGen *g) {
8576	9018	resolve_out_paths(g);
8577	9019
8578	9020	codegen_add_time_event(g, "Code Generation");
8579		do_code_gen(g);
8580		codegen_add_time_event(g, "LLVM Emit Output");
8581		zig_llvm_emit_output(g);
	9021	if (g->out_type == OutTypeObj && g->c_source_files.length == 1) {
	9022	assert(g->link_objects.length == 1);
	9023	if ((err = os_rename(g->link_objects.pop(), &g->o_file_output_path))) {
	9024	fprintf(stderr, "unable to move object to '%s': %s\n",
	9025	buf_ptr(&g->o_file_output_path), err_str(err));
	9026	exit(1);
	9027	}
	9028	} else {
	9029	do_code_gen(g);
	9030	codegen_add_time_event(g, "LLVM Emit Output");
	9031	zig_llvm_emit_output(g);
8582	9032
8583		if (g->out_h_path != nullptr) {
8584		codegen_add_time_event(g, "Generate .h");
8585		gen_h_file(g);
8586		}
8587		if (g->out_type != OutTypeObj && g->emit_file_type == EmitFileTypeBinary) {
8588		codegen_link(g);
	9033	if (g->out_h_path != nullptr) {
	9034	codegen_add_time_event(g, "Generate .h");
	9035	gen_h_file(g);
	9036	}
	9037	if (g->out_type != OutTypeObj && g->emit_file_type == EmitFileTypeBinary) {
	9038	codegen_link(g);
	9039	}
8589	9040	}
8590	9041	}
8591	9042

src/codegen.hpp+3-7

...	...	@@ -11,11 +11,12 @@
11	11	#include "parser.hpp"
12	12	#include "errmsg.hpp"
13	13	#include "target.hpp"
	14	#include "libc_installation.hpp"
14	15
15	16	#include <stdio.h>
16	17
17	18	CodeGen codegen_create(Buf root_src_path, const ZigTarget *target, OutType out_type, BuildMode build_mode,
18		Buf zig_lib_dir, Buf override_std_dir);
	19	Buf zig_lib_dir, Buf override_std_dir, ZigLibCInstallation *libc);
19	20
20	21	void codegen_set_clang_argv(CodeGen codegen, const char *args, size_t len);
21	22	void codegen_set_llvm_argv(CodeGen codegen, const char *args, size_t len);
...	...	@@ -27,12 +28,6 @@ void codegen_set_is_static(CodeGen *codegen, bool is_static);
27	28	void codegen_set_strip(CodeGen *codegen, bool strip);
28	29	void codegen_set_errmsg_color(CodeGen *codegen, ErrColor err_color);
29	30	void codegen_set_out_name(CodeGen codegen, Buf out_name);
30		void codegen_set_libc_lib_dir(CodeGen codegen, Buf libc_lib_dir);
31		void codegen_set_libc_static_lib_dir(CodeGen g, Buf libc_static_lib_dir);
32		void codegen_set_libc_include_dir(CodeGen codegen, Buf libc_include_dir);
33		void codegen_set_msvc_lib_dir(CodeGen g, Buf msvc_lib_dir);
34		void codegen_set_kernel32_lib_dir(CodeGen codegen, Buf kernel32_lib_dir);
35		void codegen_set_dynamic_linker(CodeGen g, Buf dynamic_linker);
36	31	void codegen_add_lib_dir(CodeGen codegen, const char dir);
37	32	void codegen_add_forbidden_lib(CodeGen codegen, Buf lib);
38	33	LinkLib codegen_add_link_lib(CodeGen codegen, Buf *lib);
...	...	@@ -46,6 +41,7 @@ void codegen_set_test_filter(CodeGen g, Buf filter);
46	41	void codegen_set_test_name_prefix(CodeGen g, Buf prefix);
47	42	void codegen_set_lib_version(CodeGen *g, size_t major, size_t minor, size_t patch);
48	43	void codegen_set_output_h_path(CodeGen g, Buf h_path);
	44	void codegen_set_output_lib_path(CodeGen g, Buf lib_path);
49	45	void codegen_set_output_path(CodeGen g, Buf path);
50	46	void codegen_add_time_event(CodeGen g, const char name);
51	47	void codegen_print_timing_report(CodeGen g, FILE f);

src/error.cpp+9

...	...	@@ -34,6 +34,15 @@ const char *err_str(Error err) {
34	34	case ErrorPipeBusy: return "pipe busy";
35	35	case ErrorPrimitiveTypeNotFound: return "primitive type not found";
36	36	case ErrorCacheUnavailable: return "cache unavailable";
	37	case ErrorPathTooLong: return "path too long";
	38	case ErrorCCompilerCannotFindFile: return "C compiler cannot find file";
	39	case ErrorReadingDepFile: return "failed to read .d file";
	40	case ErrorMissingArchitecture: return "missing architecture";
	41	case ErrorMissingOperatingSystem: return "missing operating system";
	42	case ErrorUnknownArchitecture: return "unrecognized architecture";
	43	case ErrorUnknownOperatingSystem: return "unrecognized operating system";
	44	case ErrorUnknownABI: return "unrecognized C ABI";
	45	case ErrorInvalidFilename: return "invalid filename";
37	46	}
38	47	return "(invalid error)";
39	48	}

src/error.hpp+9

...	...	@@ -36,6 +36,15 @@ enum Error {
36	36	ErrorPipeBusy,
37	37	ErrorPrimitiveTypeNotFound,
38	38	ErrorCacheUnavailable,
	39	ErrorPathTooLong,
	40	ErrorCCompilerCannotFindFile,
	41	ErrorReadingDepFile,
	42	ErrorMissingArchitecture,
	43	ErrorMissingOperatingSystem,
	44	ErrorUnknownArchitecture,
	45	ErrorUnknownOperatingSystem,
	46	ErrorUnknownABI,
	47	ErrorInvalidFilename,
39	48	};
40	49
41	50	const char *err_str(Error err);

src/ir.cpp+1042-367

...	...	@@ -61,7 +61,7 @@ enum ConstCastResultId {
61	61	ConstCastResultIdType,
62	62	ConstCastResultIdUnresolvedInferredErrSet,
63	63	ConstCastResultIdAsyncAllocatorType,
64		ConstCastResultIdNullWrapPtr
	64	ConstCastResultIdBadAllowsZero,
65	65	};
66	66
67	67	struct ConstCastOnly;
...	...	@@ -83,6 +83,7 @@ struct ConstCastErrUnionErrSetMismatch;
83	83	struct ConstCastErrUnionPayloadMismatch;
84	84	struct ConstCastErrSetMismatch;
85	85	struct ConstCastTypeMismatch;
	86	struct ConstCastBadAllowsZero;
86	87
87	88	struct ConstCastOnly {
88	89	ConstCastResultId id;
...	...	@@ -99,6 +100,7 @@ struct ConstCastOnly {
99	100	ConstCastOnly *null_wrap_ptr_child;
100	101	ConstCastArg fn_arg;
101	102	ConstCastArgNoAlias arg_no_alias;
	103	ConstCastBadAllowsZero *bad_allows_zero;
102	104	} data;
103	105	};
104	106
...	...	@@ -141,6 +143,12 @@ struct ConstCastErrSetMismatch {
141	143	ZigList<ErrorTableEntry *> missing_errors;
142	144	};
143	145
	146	struct ConstCastBadAllowsZero {
	147	ZigType *wanted_type;
	148	ZigType *actual_type;
	149	};
	150
	151
144	152	enum UndefAllowed {
145	153	UndefOk,
146	154	UndefBad,
...	...	@@ -164,11 +172,15 @@ static void buf_write_value_bytes(CodeGen codegen, uint8_t buf, ConstExprValue
164	172	static Error ir_read_const_ptr(IrAnalyze ira, CodeGen codegen, AstNode *source_node,
165	173	ConstExprValue out_val, ConstExprValue ptr_val);
166	174	static IrInstruction ir_analyze_ptr_cast(IrAnalyze ira, IrInstruction source_instr, IrInstruction ptr,
167		ZigType dest_type, IrInstruction dest_type_src);
	175	ZigType dest_type, IrInstruction dest_type_src, bool safety_check_on);
168	176	static ConstExprValue ir_resolve_const(IrAnalyze ira, IrInstruction *value, UndefAllowed undef_allowed);
169	177	static void copy_const_val(ConstExprValue dest, ConstExprValue src, bool same_global_refs);
170	178	static Error resolve_ptr_align(IrAnalyze ira, ZigType ty, uint32_t *result_align);
171	179	static void ir_add_alloca(IrAnalyze ira, IrInstruction instruction, ZigType *type_entry);
	180	static IrInstruction ir_analyze_int_to_ptr(IrAnalyze ira, IrInstruction source_instr, IrInstruction target,
	181	ZigType *ptr_type);
	182	static IrInstruction ir_analyze_bit_cast(IrAnalyze ira, IrInstruction source_instr, IrInstruction value,
	183	ZigType *dest_type);
172	184
173	185	static ConstExprValue const_ptr_pointee_unchecked(CodeGen g, ConstExprValue *const_val) {
174	186	assert(get_src_ptr_type(const_val->type) != nullptr);
...	...	@@ -186,10 +198,11 @@ static ConstExprValue const_ptr_pointee_unchecked(CodeGen g, ConstExprValue *c
186	198	result = &array_val->data.x_array.data.s_none.elements[const_val->data.x_ptr.data.base_array.elem_index];
187	199	break;
188	200	}
189		case ConstPtrSpecialBaseStruct:
190		result = &const_val->data.x_ptr.data.base_struct.struct_val->data.x_struct.fields[
191		const_val->data.x_ptr.data.base_struct.field_index];
	201	case ConstPtrSpecialBaseStruct: {
	202	ConstExprValue *struct_val = const_val->data.x_ptr.data.base_struct.struct_val;
	203	result = &struct_val->data.x_struct.fields[const_val->data.x_ptr.data.base_struct.field_index];
192	204	break;
	205	}
193	206	case ConstPtrSpecialBaseErrorUnionCode:
194	207	result = const_val->data.x_ptr.data.base_err_union_code.err_union_val->data.x_err_union.error_set;
195	208	break;
...	...	@@ -218,20 +231,55 @@ static bool is_opt_err_set(ZigType *ty) {
218	231	(ty->id == ZigTypeIdOptional && ty->data.maybe.child_type->id == ZigTypeIdErrorSet);
219	232	}
220	233
	234	// This function returns true when you can change the type of a ConstExprValue and the
	235	// value remains meaningful.
221	236	static bool types_have_same_zig_comptime_repr(ZigType a, ZigType b) {
222	237	if (a == b)
223	238	return true;
224	239
225		if (a->id == b->id)
226		return true;
227
228	240	if (get_codegen_ptr_type(a) != nullptr && get_codegen_ptr_type(b) != nullptr)
229	241	return true;
230	242
231	243	if (is_opt_err_set(a) && is_opt_err_set(b))
232	244	return true;
233	245
234		return false;
	246	if (a->id != b->id)
	247	return false;
	248
	249	switch (a->id) {
	250	case ZigTypeIdInvalid:
	251	case ZigTypeIdUnreachable:
	252	zig_unreachable();
	253	case ZigTypeIdMetaType:
	254	case ZigTypeIdVoid:
	255	case ZigTypeIdBool:
	256	case ZigTypeIdComptimeFloat:
	257	case ZigTypeIdComptimeInt:
	258	case ZigTypeIdPointer:
	259	case ZigTypeIdUndefined:
	260	case ZigTypeIdNull:
	261	case ZigTypeIdNamespace:
	262	case ZigTypeIdBoundFn:
	263	case ZigTypeIdErrorSet:
	264	case ZigTypeIdOpaque:
	265	return true;
	266	case ZigTypeIdFloat:
	267	return a->data.floating.bit_count == b->data.floating.bit_count;
	268	case ZigTypeIdInt:
	269	return a->data.integral.is_signed == b->data.integral.is_signed;
	270	case ZigTypeIdArray:
	271	case ZigTypeIdStruct:
	272	case ZigTypeIdOptional:
	273	case ZigTypeIdErrorUnion:
	274	case ZigTypeIdEnum:
	275	case ZigTypeIdUnion:
	276	case ZigTypeIdFn:
	277	case ZigTypeIdArgTuple:
	278	case ZigTypeIdPromise:
	279	case ZigTypeIdVector:
	280	return false;
	281	}
	282	zig_unreachable();
235	283	}
236	284
237	285	static bool ir_should_inline(IrExecutable exec, Scope scope) {
...	...	@@ -368,6 +416,10 @@ static constexpr IrInstructionId ir_instruction_id(IrInstructionLoadPtr *) {
368	416	return IrInstructionIdLoadPtr;
369	417	}
370	418
	419	static constexpr IrInstructionId ir_instruction_id(IrInstructionLoadPtrGen *) {
	420	return IrInstructionIdLoadPtrGen;
	421	}
	422
371	423	static constexpr IrInstructionId ir_instruction_id(IrInstructionStorePtr *) {
372	424	return IrInstructionIdStorePtr;
373	425	}
...	...	@@ -408,6 +460,10 @@ static constexpr IrInstructionId ir_instruction_id(IrInstructionCast *) {
408	460	return IrInstructionIdCast;
409	461	}
410	462
	463	static constexpr IrInstructionId ir_instruction_id(IrInstructionResizeSlice *) {
	464	return IrInstructionIdResizeSlice;
	465	}
	466
411	467	static constexpr IrInstructionId ir_instruction_id(IrInstructionContainerInitList *) {
412	468	return IrInstructionIdContainerInitList;
413	469	}
...	...	@@ -688,6 +744,10 @@ static constexpr IrInstructionId ir_instruction_id(IrInstructionBitCast *) {
688	744	return IrInstructionIdBitCast;
689	745	}
690	746
	747	static constexpr IrInstructionId ir_instruction_id(IrInstructionBitCastGen *) {
	748	return IrInstructionIdBitCastGen;
	749	}
	750
691	751	static constexpr IrInstructionId ir_instruction_id(IrInstructionWidenOrShorten *) {
692	752	return IrInstructionIdWidenOrShorten;
693	753	}
...	...	@@ -1291,14 +1351,23 @@ static IrInstruction ir_build_ptr_type(IrBuilder irb, Scope scope, AstNode s
1291	1351	return &ptr_type_of_instruction->base;
1292	1352	}
1293	1353
1294		static IrInstruction ir_build_un_op(IrBuilder irb, Scope scope, AstNode source_node, IrUnOp op_id, IrInstruction *value) {
1295		IrInstructionUnOp *br_instruction = ir_build_instruction<IrInstructionUnOp>(irb, scope, source_node);
1296		br_instruction->op_id = op_id;
1297		br_instruction->value = value;
	1354	static IrInstruction ir_build_un_op_lval(IrBuilder irb, Scope scope, AstNode source_node, IrUnOp op_id,
	1355	IrInstruction *value, LVal lval)
	1356	{
	1357	IrInstructionUnOp *instruction = ir_build_instruction<IrInstructionUnOp>(irb, scope, source_node);
	1358	instruction->op_id = op_id;
	1359	instruction->value = value;
	1360	instruction->lval = lval;
1298	1361
1299	1362	ir_ref_instruction(value, irb->current_basic_block);
1300	1363
1301		return &br_instruction->base;
	1364	return &instruction->base;
	1365	}
	1366
	1367	static IrInstruction ir_build_un_op(IrBuilder irb, Scope scope, AstNode source_node, IrUnOp op_id,
	1368	IrInstruction *value)
	1369	{
	1370	return ir_build_un_op_lval(irb, scope, source_node, op_id, value, LValNone);
1302	1371	}
1303	1372
1304	1373	static IrInstruction ir_build_container_init_list(IrBuilder irb, Scope scope, AstNode source_node,
...	...	@@ -1418,6 +1487,19 @@ static IrInstruction ir_build_var_decl_gen(IrAnalyze ira, IrInstruction *sourc
1418	1487	return &decl_var_instruction->base;
1419	1488	}
1420	1489
	1490	static IrInstruction ir_build_resize_slice(IrAnalyze ira, IrInstruction *source_instruction,
	1491	IrInstruction operand, ZigType ty)
	1492	{
	1493	IrInstructionResizeSlice *instruction = ir_build_instruction<IrInstructionResizeSlice>(&ira->new_irb,
	1494	source_instruction->scope, source_instruction->source_node);
	1495	instruction->base.value.type = ty;
	1496	instruction->operand = operand;
	1497
	1498	ir_ref_instruction(operand, ira->new_irb.current_basic_block);
	1499
	1500	return &instruction->base;
	1501	}
	1502
1421	1503	static IrInstruction ir_build_export(IrBuilder irb, Scope scope, AstNode source_node,
1422	1504	IrInstruction name, IrInstruction target, IrInstruction *linkage)
1423	1505	{
...	...	@@ -2190,12 +2272,13 @@ static IrInstruction ir_build_test_comptime(IrBuilder irb, Scope *scope, AstNo
2190	2272	}
2191	2273
2192	2274	static IrInstruction ir_build_ptr_cast_src(IrBuilder irb, Scope scope, AstNode source_node,
2193		IrInstruction dest_type, IrInstruction ptr)
	2275	IrInstruction dest_type, IrInstruction ptr, bool safety_check_on)
2194	2276	{
2195	2277	IrInstructionPtrCastSrc *instruction = ir_build_instruction<IrInstructionPtrCastSrc>(
2196	2278	irb, scope, source_node);
2197	2279	instruction->dest_type = dest_type;
2198	2280	instruction->ptr = ptr;
	2281	instruction->safety_check_on = safety_check_on;
2199	2282
2200	2283	ir_ref_instruction(dest_type, irb->current_basic_block);
2201	2284	ir_ref_instruction(ptr, irb->current_basic_block);
...	...	@@ -2204,12 +2287,26 @@ static IrInstruction ir_build_ptr_cast_src(IrBuilder irb, Scope *scope, AstNod
2204	2287	}
2205	2288
2206	2289	static IrInstruction ir_build_ptr_cast_gen(IrAnalyze ira, IrInstruction *source_instruction,
2207		ZigType ptr_type, IrInstruction ptr)
	2290	ZigType ptr_type, IrInstruction ptr, bool safety_check_on)
2208	2291	{
2209	2292	IrInstructionPtrCastGen *instruction = ir_build_instruction<IrInstructionPtrCastGen>(
2210	2293	&ira->new_irb, source_instruction->scope, source_instruction->source_node);
2211	2294	instruction->base.value.type = ptr_type;
2212	2295	instruction->ptr = ptr;
	2296	instruction->safety_check_on = safety_check_on;
	2297
	2298	ir_ref_instruction(ptr, ira->new_irb.current_basic_block);
	2299
	2300	return &instruction->base;
	2301	}
	2302
	2303	static IrInstruction ir_build_load_ptr_gen(IrAnalyze ira, IrInstruction *source_instruction,
	2304	IrInstruction ptr, ZigType ty)
	2305	{
	2306	IrInstructionLoadPtrGen *instruction = ir_build_instruction<IrInstructionLoadPtrGen>(
	2307	&ira->new_irb, source_instruction->scope, source_instruction->source_node);
	2308	instruction->base.value.type = ty;
	2309	instruction->ptr = ptr;
2213	2310
2214	2311	ir_ref_instruction(ptr, ira->new_irb.current_basic_block);
2215	2312
...	...	@@ -2224,12 +2321,25 @@ static IrInstruction ir_build_bit_cast(IrBuilder irb, Scope scope, AstNode s
2224	2321	instruction->dest_type = dest_type;
2225	2322	instruction->value = value;
2226	2323
2227		if (dest_type) ir_ref_instruction(dest_type, irb->current_basic_block);
	2324	ir_ref_instruction(dest_type, irb->current_basic_block);
2228	2325	ir_ref_instruction(value, irb->current_basic_block);
2229	2326
2230	2327	return &instruction->base;
2231	2328	}
2232	2329
	2330	static IrInstruction ir_build_bit_cast_gen(IrAnalyze ira, IrInstruction *source_instruction,
	2331	IrInstruction operand, ZigType ty)
	2332	{
	2333	IrInstructionBitCastGen *instruction = ir_build_instruction<IrInstructionBitCastGen>(
	2334	&ira->new_irb, source_instruction->scope, source_instruction->source_node);
	2335	instruction->base.value.type = ty;
	2336	instruction->operand = operand;
	2337
	2338	ir_ref_instruction(operand, ira->new_irb.current_basic_block);
	2339
	2340	return &instruction->base;
	2341	}
	2342
2233	2343	static IrInstruction ir_build_widen_or_shorten(IrBuilder irb, Scope scope, AstNode source_node,
2234	2344	IrInstruction *target)
2235	2345	{
...	...	@@ -2458,7 +2568,7 @@ static IrInstruction ir_build_type_info(IrBuilder irb, Scope scope, AstNode
2458	2568
2459	2569	ir_ref_instruction(type_value, irb->current_basic_block);
2460	2570
2461		return &instruction->base;
	2571	return &instruction->base;
2462	2572	}
2463	2573
2464	2574	static IrInstruction ir_build_type_id(IrBuilder irb, Scope scope, AstNode source_node,
...	...	@@ -3651,6 +3761,22 @@ static IrInstruction ir_gen_null_literal(IrBuilder irb, Scope *scope, AstNode
3651	3761	return ir_build_const_null(irb, scope, node);
3652	3762	}
3653	3763
	3764	static void populate_invalid_variable_in_scope(CodeGen g, Scope scope, AstNode node, Buf var_name) {
	3765	ScopeDecls *scope_decls = nullptr;
	3766	while (scope != nullptr) {
	3767	if (scope->id == ScopeIdDecls) {
	3768	scope_decls = reinterpret_cast<ScopeDecls *>(scope);
	3769	}
	3770	scope = scope->parent;
	3771	}
	3772	TldVar *tld_var = allocate<TldVar>(1);
	3773	init_tld(&tld_var->base, TldIdVar, var_name, VisibModPub, node, &scope_decls->base);
	3774	tld_var->base.resolution = TldResolutionInvalid;
	3775	tld_var->var = add_variable(g, node, &scope_decls->base, var_name, false,
	3776	&g->invalid_instruction->value, &tld_var->base, g->builtin_types.entry_invalid);
	3777	scope_decls->decl_table.put(var_name, &tld_var->base);
	3778	}
	3779
3654	3780	static IrInstruction ir_gen_symbol(IrBuilder irb, Scope scope, AstNode node, LVal lval) {
3655	3781	Error err;
3656	3782	assert(node->type == NodeTypeSymbol);
...	...	@@ -3704,8 +3830,9 @@ static IrInstruction ir_gen_symbol(IrBuilder irb, Scope scope, AstNode node,
3704	3830	return irb->codegen->invalid_instruction;
3705	3831	}
3706	3832
3707		// TODO put a variable of same name with invalid type in global scope
	3833	// put a variable of same name with invalid type in global scope
3708	3834	// so that future references to this same name will find a variable with an invalid type
	3835	populate_invalid_variable_in_scope(irb->codegen, scope, node, variable_name);
3709	3836	add_node_error(irb->codegen, node, buf_sprintf("use of undeclared identifier '%s'", buf_ptr(variable_name)));
3710	3837	return irb->codegen->invalid_instruction;
3711	3838	}
...	...	@@ -4493,7 +4620,7 @@ static IrInstruction ir_gen_builtin_fn_call(IrBuilder irb, Scope *scope, AstNo
4493	4620	if (arg1_value == irb->codegen->invalid_instruction)
4494	4621	return arg1_value;
4495	4622
4496		IrInstruction *ptr_cast = ir_build_ptr_cast_src(irb, scope, node, arg0_value, arg1_value);
	4623	IrInstruction *ptr_cast = ir_build_ptr_cast_src(irb, scope, node, arg0_value, arg1_value, true);
4497	4624	return ir_lval_wrap(irb, scope, ptr_cast, lval);
4498	4625	}
4499	4626	case BuiltinFnIdBitCast:
...	...	@@ -5019,10 +5146,23 @@ static IrInstruction ir_lval_wrap(IrBuilder irb, Scope scope, IrInstruction
5019	5146	return ir_build_ref(irb, scope, value->source_node, value, false, false);
5020	5147	}
5021	5148
	5149	static PtrLen star_token_to_ptr_len(TokenId token_id) {
	5150	switch (token_id) {
	5151	case TokenIdStar:
	5152	case TokenIdStarStar:
	5153	return PtrLenSingle;
	5154	case TokenIdBracketStarBracket:
	5155	return PtrLenUnknown;
	5156	case TokenIdBracketStarCBracket:
	5157	return PtrLenC;
	5158	default:
	5159	zig_unreachable();
	5160	}
	5161	}
	5162
5022	5163	static IrInstruction ir_gen_pointer_type(IrBuilder irb, Scope scope, AstNode node) {
5023	5164	assert(node->type == NodeTypePointerType);
5024		PtrLen ptr_len = (node->data.pointer_type.star_token->id == TokenIdStar \|\|
5025		node->data.pointer_type.star_token->id == TokenIdStarStar) ? PtrLenSingle : PtrLenUnknown;
	5165	PtrLen ptr_len = star_token_to_ptr_len(node->data.pointer_type.star_token->id);
5026	5166	bool is_const = node->data.pointer_type.is_const;
5027	5167	bool is_volatile = node->data.pointer_type.is_volatile;
5028	5168	AstNode *expr_node = node->data.pointer_type.op_expr;
...	...	@@ -6715,14 +6855,15 @@ static IrInstruction ir_gen_cancel_target(IrBuilder irb, Scope *scope, AstNode
6715	6855	IrInstruction *is_suspended_mask = ir_build_const_usize(irb, scope, node, 0x2); // 0b010
6716	6856
6717	6857	// TODO relies on Zig not re-ordering fields
6718		IrInstruction *casted_target_inst = ir_build_ptr_cast_src(irb, scope, node, promise_T_type_val, target_inst);
	6858	IrInstruction *casted_target_inst = ir_build_ptr_cast_src(irb, scope, node, promise_T_type_val, target_inst,
	6859	false);
6719	6860	IrInstruction *coro_promise_ptr = ir_build_coro_promise(irb, scope, node, casted_target_inst);
6720	6861	Buf *atomic_state_field_name = buf_create_from_str(ATOMIC_STATE_FIELD_NAME);
6721	6862	IrInstruction *atomic_state_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr,
6722	6863	atomic_state_field_name);
6723	6864
6724	6865	// set the is_canceled bit
6725		IrInstruction *prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
	6866	IrInstruction *prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
6726	6867	usize_type_val, atomic_state_ptr, nullptr, is_canceled_mask, nullptr,
6727	6868	AtomicRmwOp_or, AtomicOrderSeqCst);
6728	6869
...	...	@@ -6793,14 +6934,15 @@ static IrInstruction ir_gen_resume_target(IrBuilder irb, Scope *scope, AstNode
6793	6934	get_promise_type(irb->codegen, irb->codegen->builtin_types.entry_void));
6794	6935
6795	6936	// TODO relies on Zig not re-ordering fields
6796		IrInstruction *casted_target_inst = ir_build_ptr_cast_src(irb, scope, node, promise_T_type_val, target_inst);
	6937	IrInstruction *casted_target_inst = ir_build_ptr_cast_src(irb, scope, node, promise_T_type_val, target_inst,
	6938	false);
6797	6939	IrInstruction *coro_promise_ptr = ir_build_coro_promise(irb, scope, node, casted_target_inst);
6798	6940	Buf *atomic_state_field_name = buf_create_from_str(ATOMIC_STATE_FIELD_NAME);
6799	6941	IrInstruction *atomic_state_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr,
6800	6942	atomic_state_field_name);
6801	6943
6802	6944	// clear the is_suspended bit
6803		IrInstruction *prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
	6945	IrInstruction *prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
6804	6946	usize_type_val, atomic_state_ptr, nullptr, and_mask, nullptr,
6805	6947	AtomicRmwOp_and, AtomicOrderSeqCst);
6806	6948
...	...	@@ -6916,7 +7058,7 @@ static IrInstruction ir_gen_await_expr(IrBuilder irb, Scope scope, AstNode n
6916	7058
6917	7059	IrInstruction *coro_handle_addr = ir_build_ptr_to_int(irb, scope, node, irb->exec->coro_handle);
6918	7060	IrInstruction *mask_bits = ir_build_bin_op(irb, scope, node, IrBinOpBinOr, coro_handle_addr, await_mask, false);
6919		IrInstruction *prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
	7061	IrInstruction *prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
6920	7062	usize_type_val, atomic_state_ptr, nullptr, mask_bits, nullptr,
6921	7063	AtomicRmwOp_or, AtomicOrderSeqCst);
6922	7064
...	...	@@ -6959,7 +7101,7 @@ static IrInstruction ir_gen_await_expr(IrBuilder irb, Scope scope, AstNode n
6959	7101
6960	7102
6961	7103	ir_set_cursor_at_end_and_append_block(irb, yes_suspend_block);
6962		IrInstruction *my_prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
	7104	IrInstruction *my_prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
6963	7105	usize_type_val, irb->exec->atomic_state_field_ptr, nullptr, is_suspended_mask, nullptr,
6964	7106	AtomicRmwOp_or, AtomicOrderSeqCst);
6965	7107	IrInstruction *my_is_suspended_value = ir_build_bin_op(irb, scope, node, IrBinOpBinAnd, my_prev_atomic_value, is_suspended_mask, false);
...	...	@@ -6991,7 +7133,7 @@ static IrInstruction ir_gen_await_expr(IrBuilder irb, Scope scope, AstNode n
6991	7133
6992	7134	ir_set_cursor_at_end_and_append_block(irb, cleanup_block);
6993	7135	IrInstruction *my_mask_bits = ir_build_bin_op(irb, scope, node, IrBinOpBinOr, ptr_mask, is_canceled_mask, false);
6994		IrInstruction *b_my_prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
	7136	IrInstruction *b_my_prev_atomic_value = ir_build_atomic_rmw(irb, scope, node,
6995	7137	usize_type_val, irb->exec->atomic_state_field_ptr, nullptr, my_mask_bits, nullptr,
6996	7138	AtomicRmwOp_or, AtomicOrderSeqCst);
6997	7139	IrInstruction *my_await_handle_addr = ir_build_bin_op(irb, scope, node, IrBinOpBinAnd, b_my_prev_atomic_value, ptr_mask, false);
...	...	@@ -7194,7 +7336,10 @@ static IrInstruction ir_gen_node_raw(IrBuilder irb, AstNode node, Scope scop
7194	7336	if (value == irb->codegen->invalid_instruction)
7195	7337	return value;
7196	7338
7197		return ir_build_un_op(irb, scope, node, IrUnOpDereference, value);
	7339	// We essentially just converted any lvalue from &(x.) to (&x).;
	7340	// this inhibits checking that x is a pointer later, so we directly
	7341	// record whether the pointer check is needed
	7342	return ir_build_un_op_lval(irb, scope, node, IrUnOpDereference, value, lval);
7198	7343	}
7199	7344	case NodeTypeUnwrapOptional: {
7200	7345	AstNode *expr_node = node->data.unwrap_optional.expr;
...	...	@@ -7338,7 +7483,8 @@ bool ir_gen(CodeGen codegen, AstNode node, Scope scope, IrExecutable ir_exec
7338	7483
7339	7484	u8_ptr_type = ir_build_const_type(irb, coro_scope, node,
7340	7485	get_pointer_to_type(irb->codegen, irb->codegen->builtin_types.entry_u8, false));
7341		IrInstruction *promise_as_u8_ptr = ir_build_ptr_cast_src(irb, coro_scope, node, u8_ptr_type, coro_promise_ptr);
	7486	IrInstruction *promise_as_u8_ptr = ir_build_ptr_cast_src(irb, coro_scope, node, u8_ptr_type,
	7487	coro_promise_ptr, false);
7342	7488	coro_id = ir_build_coro_id(irb, coro_scope, node, promise_as_u8_ptr);
7343	7489	coro_size_var = ir_create_var(irb, node, coro_scope, nullptr, false, false, true, const_bool_false);
7344	7490	IrInstruction *coro_size = ir_build_coro_size(irb, coro_scope, node);
...	...	@@ -7362,7 +7508,8 @@ bool ir_gen(CodeGen codegen, AstNode node, Scope scope, IrExecutable ir_exec
7362	7508	ir_build_return(irb, coro_scope, node, undef);
7363	7509
7364	7510	ir_set_cursor_at_end_and_append_block(irb, alloc_ok_block);
7365		IrInstruction *coro_mem_ptr = ir_build_ptr_cast_src(irb, coro_scope, node, u8_ptr_type, maybe_coro_mem_ptr);
	7511	IrInstruction *coro_mem_ptr = ir_build_ptr_cast_src(irb, coro_scope, node, u8_ptr_type, maybe_coro_mem_ptr,
	7512	false);
7366	7513	irb->exec->coro_handle = ir_build_coro_begin(irb, coro_scope, node, coro_id, coro_mem_ptr);
7367	7514
7368	7515	Buf *atomic_state_field_name = buf_create_from_str(ATOMIC_STATE_FIELD_NAME);
...	...	@@ -7440,9 +7587,10 @@ bool ir_gen(CodeGen codegen, AstNode node, Scope scope, IrExecutable ir_exec
7440	7587	get_pointer_to_type_extra(irb->codegen, irb->codegen->builtin_types.entry_u8,
7441	7588	false, false, PtrLenUnknown, 0, 0, 0));
7442	7589	IrInstruction *result_ptr = ir_build_load_ptr(irb, scope, node, irb->exec->coro_result_ptr_field_ptr);
7443		IrInstruction *result_ptr_as_u8_ptr = ir_build_ptr_cast_src(irb, scope, node, u8_ptr_type_unknown_len, result_ptr);
7444		IrInstruction *return_value_ptr_as_u8_ptr = ir_build_ptr_cast_src(irb, scope, node, u8_ptr_type_unknown_len,
7445		irb->exec->coro_result_field_ptr);
	7590	IrInstruction *result_ptr_as_u8_ptr = ir_build_ptr_cast_src(irb, scope, node, u8_ptr_type_unknown_len,
	7591	result_ptr, false);
	7592	IrInstruction *return_value_ptr_as_u8_ptr = ir_build_ptr_cast_src(irb, scope, node,
	7593	u8_ptr_type_unknown_len, irb->exec->coro_result_field_ptr, false);
7446	7594	IrInstruction *return_type_inst = ir_build_const_type(irb, scope, node,
7447	7595	fn_entry->type_entry->data.fn.fn_type_id.return_type);
7448	7596	IrInstruction *size_of_ret_val = ir_build_size_of(irb, scope, node, return_type_inst);
...	...	@@ -7492,7 +7640,8 @@ bool ir_gen(CodeGen codegen, AstNode node, Scope scope, IrExecutable ir_exec
7492	7640	IrInstruction *u8_ptr_type_unknown_len = ir_build_const_type(irb, scope, node,
7493	7641	get_pointer_to_type_extra(irb->codegen, irb->codegen->builtin_types.entry_u8,
7494	7642	false, false, PtrLenUnknown, 0, 0, 0));
7495		IrInstruction *coro_mem_ptr = ir_build_ptr_cast_src(irb, scope, node, u8_ptr_type_unknown_len, coro_mem_ptr_maybe);
	7643	IrInstruction *coro_mem_ptr = ir_build_ptr_cast_src(irb, scope, node, u8_ptr_type_unknown_len,
	7644	coro_mem_ptr_maybe, false);
7496	7645	IrInstruction *coro_mem_ptr_ref = ir_build_ref(irb, scope, node, coro_mem_ptr, true, false);
7497	7646	IrInstruction *coro_size_ptr = ir_build_var_ptr(irb, scope, node, coro_size_var);
7498	7647	IrInstruction *coro_size = ir_build_load_ptr(irb, scope, node, coro_size_ptr);
...	...	@@ -8619,7 +8768,6 @@ static ZigType get_error_set_intersection(IrAnalyze ira, ZigType *set1, ZigTyp
8619	8768	return err_set_type;
8620	8769	}
8621	8770
8622
8623	8771	static ConstCastOnly types_match_const_cast_only(IrAnalyze ira, ZigType wanted_type,
8624	8772	ZigType actual_type, AstNode source_node, bool wanted_is_mutable)
8625	8773	{
...	...	@@ -8632,53 +8780,63 @@ static ConstCastOnly types_match_const_cast_only(IrAnalyze ira, ZigType wanted
8632	8780	if (wanted_type == actual_type)
8633	8781	return result;
8634	8782
8635		// T and []T may const-cast-only to ?U and ?[]U, respectively
8636		// but not if we want a mutable pointer
8637		// and not if the actual pointer has zero bits
8638		if (!wanted_is_mutable && wanted_type->id == ZigTypeIdOptional &&
8639		wanted_type->data.maybe.child_type->id == ZigTypeIdPointer &&
8640		actual_type->id == ZigTypeIdPointer && type_has_bits(actual_type))
8641		{
8642		ConstCastOnly child = types_match_const_cast_only(ira,
8643		wanted_type->data.maybe.child_type, actual_type, source_node, wanted_is_mutable);
8644		if (child.id == ConstCastResultIdInvalid)
8645		return child;
8646		if (child.id != ConstCastResultIdOk) {
8647		result.id = ConstCastResultIdNullWrapPtr;
8648		result.data.null_wrap_ptr_child = allocate_nonzero<ConstCastOnly>(1);
8649		*result.data.null_wrap_ptr_child = child;
8650		}
8651		return result;
8652		}
8653
8654		// pointer const
8655		if (wanted_type->id == ZigTypeIdPointer && actual_type->id == ZigTypeIdPointer) {
8656		ConstCastOnly child = types_match_const_cast_only(ira, wanted_type->data.pointer.child_type,
8657		actual_type->data.pointer.child_type, source_node, !wanted_type->data.pointer.is_const);
	8783	// If pointers have the same representation in memory, they can be "const-casted".
	8784	// `const` attribute can be gained
	8785	// `volatile` attribute can be gained
	8786	// `allowzero` attribute can be gained (whether from explicit attribute, C pointer, or optional pointer)
	8787	// but only if !wanted_is_mutable
	8788	// alignment can be decreased
	8789	// bit offset attributes must match exactly
	8790	// PtrLenSingle/PtrLenUnknown must match exactly, but PtrLenC matches either one
	8791	ZigType *wanted_ptr_type = get_src_ptr_type(wanted_type);
	8792	ZigType *actual_ptr_type = get_src_ptr_type(actual_type);
	8793	bool wanted_allows_zero = ptr_allows_addr_zero(wanted_type);
	8794	bool actual_allows_zero = ptr_allows_addr_zero(actual_type);
	8795	bool wanted_is_c_ptr = wanted_type->id == ZigTypeIdPointer && wanted_type->data.pointer.ptr_len == PtrLenC;
	8796	bool actual_is_c_ptr = actual_type->id == ZigTypeIdPointer && actual_type->data.pointer.ptr_len == PtrLenC;
	8797	bool wanted_opt_or_ptr = wanted_ptr_type != nullptr &&
	8798	(wanted_type->id == ZigTypeIdPointer \|\| wanted_type->id == ZigTypeIdOptional);
	8799	bool actual_opt_or_ptr = actual_ptr_type != nullptr &&
	8800	(actual_type->id == ZigTypeIdPointer \|\| actual_type->id == ZigTypeIdOptional);
	8801	if (wanted_opt_or_ptr && actual_opt_or_ptr) {
	8802	ConstCastOnly child = types_match_const_cast_only(ira, wanted_ptr_type->data.pointer.child_type,
	8803	actual_ptr_type->data.pointer.child_type, source_node, !wanted_ptr_type->data.pointer.is_const);
8658	8804	if (child.id == ConstCastResultIdInvalid)
8659	8805	return child;
8660	8806	if (child.id != ConstCastResultIdOk) {
8661	8807	result.id = ConstCastResultIdPointerChild;
8662	8808	result.data.pointer_mismatch = allocate_nonzero<ConstCastPointerMismatch>(1);
8663	8809	result.data.pointer_mismatch->child = child;
8664		result.data.pointer_mismatch->wanted_child = wanted_type->data.pointer.child_type;
8665		result.data.pointer_mismatch->actual_child = actual_type->data.pointer.child_type;
	8810	result.data.pointer_mismatch->wanted_child = wanted_ptr_type->data.pointer.child_type;
	8811	result.data.pointer_mismatch->actual_child = actual_ptr_type->data.pointer.child_type;
	8812	return result;
	8813	}
	8814	bool ok_allows_zero = (wanted_allows_zero &&
	8815	(actual_allows_zero \|\| !wanted_is_mutable)) \|\|
	8816	(!wanted_allows_zero && !actual_allows_zero);
	8817	if (!ok_allows_zero) {
	8818	result.id = ConstCastResultIdBadAllowsZero;
	8819	result.data.bad_allows_zero = allocate_nonzero<ConstCastBadAllowsZero>(1);
	8820	result.data.bad_allows_zero->wanted_type = wanted_type;
	8821	result.data.bad_allows_zero->actual_type = actual_type;
8666	8822	return result;
8667	8823	}
8668		if ((err = type_resolve(g, actual_type->data.pointer.child_type, ResolveStatusAlignmentKnown))) {
	8824	if ((err = type_resolve(g, actual_ptr_type->data.pointer.child_type, ResolveStatusAlignmentKnown))) {
8669	8825	result.id = ConstCastResultIdInvalid;
8670	8826	return result;
8671	8827	}
8672		if ((err = type_resolve(g, wanted_type->data.pointer.child_type, ResolveStatusAlignmentKnown))) {
	8828	if ((err = type_resolve(g, wanted_ptr_type->data.pointer.child_type, ResolveStatusAlignmentKnown))) {
8673	8829	result.id = ConstCastResultIdInvalid;
8674	8830	return result;
8675	8831	}
8676		if ((actual_type->data.pointer.ptr_len == wanted_type->data.pointer.ptr_len) &&
8677		(!actual_type->data.pointer.is_const \|\| wanted_type->data.pointer.is_const) &&
8678		(!actual_type->data.pointer.is_volatile \|\| wanted_type->data.pointer.is_volatile) &&
8679		actual_type->data.pointer.bit_offset_in_host == wanted_type->data.pointer.bit_offset_in_host &&
8680		actual_type->data.pointer.host_int_bytes == wanted_type->data.pointer.host_int_bytes &&
8681		get_ptr_align(ira->codegen, actual_type) >= get_ptr_align(ira->codegen, wanted_type))
	8832	bool ptr_lens_equal = actual_ptr_type->data.pointer.ptr_len == wanted_ptr_type->data.pointer.ptr_len;
	8833	if ((ptr_lens_equal \|\| wanted_is_c_ptr \|\| actual_is_c_ptr) &&
	8834	type_has_bits(wanted_type) == type_has_bits(actual_type) &&
	8835	(!actual_ptr_type->data.pointer.is_const \|\| wanted_ptr_type->data.pointer.is_const) &&
	8836	(!actual_ptr_type->data.pointer.is_volatile \|\| wanted_ptr_type->data.pointer.is_volatile) &&
	8837	actual_ptr_type->data.pointer.bit_offset_in_host == wanted_ptr_type->data.pointer.bit_offset_in_host &&
	8838	actual_ptr_type->data.pointer.host_int_bytes == wanted_ptr_type->data.pointer.host_int_bytes &&
	8839	get_ptr_align(ira->codegen, actual_ptr_type) >= get_ptr_align(ira->codegen, wanted_ptr_type))
8682	8840	{
8683	8841	return result;
8684	8842	}
...	...	@@ -8912,7 +9070,9 @@ static void update_errors_helper(CodeGen g, ErrorTableEntry *errors, size_t
8912	9070	errors = reallocate(errors, old_errors_count, *errors_count);
8913	9071	}
8914	9072
8915		static ZigType ir_resolve_peer_types(IrAnalyze ira, AstNode source_node, ZigType expected_type, IrInstruction **instructions, size_t instruction_count) {
	9073	static ZigType ir_resolve_peer_types(IrAnalyze ira, AstNode source_node, ZigType expected_type,
	9074	IrInstruction **instructions, size_t instruction_count)
	9075	{
8916	9076	Error err;
8917	9077	assert(instruction_count >= 1);
8918	9078	IrInstruction *prev_inst = instructions[0];
...	...	@@ -9229,6 +9389,37 @@ static ZigType ir_resolve_peer_types(IrAnalyze ira, AstNode *source_node, ZigT
9229	9389	continue;
9230	9390	}
9231	9391
	9392	if (prev_type->id == ZigTypeIdPointer && prev_type->data.pointer.ptr_len == PtrLenC &&
	9393	(cur_type->id == ZigTypeIdComptimeInt \|\| cur_type->id == ZigTypeIdInt))
	9394	{
	9395	continue;
	9396	}
	9397
	9398	if (cur_type->id == ZigTypeIdPointer && cur_type->data.pointer.ptr_len == PtrLenC &&
	9399	(prev_type->id == ZigTypeIdComptimeInt \|\| prev_type->id == ZigTypeIdInt))
	9400	{
	9401	prev_inst = cur_inst;
	9402	continue;
	9403	}
	9404
	9405	if (prev_type->id == ZigTypeIdPointer && cur_type->id == ZigTypeIdPointer) {
	9406	if (prev_type->data.pointer.ptr_len == PtrLenC &&
	9407	types_match_const_cast_only(ira, prev_type->data.pointer.child_type,
	9408	cur_type->data.pointer.child_type, source_node,
	9409	!prev_type->data.pointer.is_const).id == ConstCastResultIdOk)
	9410	{
	9411	continue;
	9412	}
	9413	if (cur_type->data.pointer.ptr_len == PtrLenC &&
	9414	types_match_const_cast_only(ira, cur_type->data.pointer.child_type,
	9415	prev_type->data.pointer.child_type, source_node,
	9416	!cur_type->data.pointer.is_const).id == ConstCastResultIdOk)
	9417	{
	9418	prev_inst = cur_inst;
	9419	continue;
	9420	}
	9421	}
	9422
9232	9423	if (types_match_const_cast_only(ira, prev_type, cur_type, source_node, false).id == ConstCastResultIdOk) {
9233	9424	continue;
9234	9425	}
...	...	@@ -9534,9 +9725,6 @@ static bool eval_const_expr_implicit_cast(IrAnalyze ira, IrInstruction source_
9534	9725	}
9535	9726	const_val->type = new_type;
9536	9727	break;
9537		case CastOpResizeSlice:
9538		// can't do it
9539		zig_unreachable();
9540	9728	case CastOpIntToFloat:
9541	9729	{
9542	9730	assert(new_type->id == ZigTypeIdFloat);
...	...	@@ -9600,9 +9788,7 @@ static IrInstruction ir_const(IrAnalyze ira, IrInstruction *old_instruction, Z
9600	9788	static IrInstruction ir_resolve_cast(IrAnalyze ira, IrInstruction source_instr, IrInstruction value,
9601	9789	ZigType *wanted_type, CastOp cast_op, bool need_alloca)
9602	9790	{
9603		if ((instr_is_comptime(value) \|\| !type_has_bits(wanted_type)) &&
9604		cast_op != CastOpResizeSlice)
9605		{
	9791	if (instr_is_comptime(value) \|\| !type_has_bits(wanted_type)) {
9606	9792	IrInstruction *result = ir_const(ira, source_instr, wanted_type);
9607	9793	if (!eval_const_expr_implicit_cast(ira, source_instr, cast_op, &value->value, value->value.type,
9608	9794	&result->value, wanted_type))
...	...	@@ -9864,7 +10050,7 @@ static ConstExprValue ir_resolve_const(IrAnalyze ira, IrInstruction *value, Un
9864	10050	if (undef_allowed == UndefOk) {
9865	10051	return &value->value;
9866	10052	} else {
9867		ir_add_error(ira, value, buf_sprintf("use of undefined value"));
	10053	ir_add_error(ira, value, buf_sprintf("use of undefined value here causes undefined behavior"));
9868	10054	return nullptr;
9869	10055	}
9870	10056	}
...	...	@@ -9874,7 +10060,7 @@ static ConstExprValue ir_resolve_const(IrAnalyze ira, IrInstruction *value, Un
9874	10060	ConstExprValue ir_eval_const_value(CodeGen codegen, Scope scope, AstNode node,
9875	10061	ZigType expected_type, size_t backward_branch_count, size_t backward_branch_quota,
9876	10062	ZigFn fn_entry, Buf c_import_buf, AstNode source_node, Buf exec_name,
9877		IrExecutable *parent_exec)
	10063	IrExecutable parent_exec, AstNode expected_type_source_node)
9878	10064	{
9879	10065	if (expected_type != nullptr && type_is_invalid(expected_type))
9880	10066	return &codegen->invalid_instruction->value;
...	...	@@ -9910,7 +10096,7 @@ ConstExprValue ir_eval_const_value(CodeGen codegen, Scope scope, AstNode nod
9910	10096	analyzed_executable->backward_branch_count = backward_branch_count;
9911	10097	analyzed_executable->backward_branch_quota = backward_branch_quota;
9912	10098	analyzed_executable->begin_scope = scope;
9913		ZigType *result_type = ir_analyze(codegen, ir_executable, analyzed_executable, expected_type, node);
	10099	ZigType *result_type = ir_analyze(codegen, ir_executable, analyzed_executable, expected_type, expected_type_source_node);
9914	10100	if (type_is_invalid(result_type))
9915	10101	return &codegen->invalid_instruction->value;
9916	10102
...	...	@@ -10230,49 +10416,75 @@ static IrInstruction ir_analyze_array_to_slice(IrAnalyze ira, IrInstruction *s
10230	10416	return result;
10231	10417	}
10232	10418
10233		static IrInstruction ir_analyze_enum_to_int(IrAnalyze ira, IrInstruction *source_instr,
10234		IrInstruction target, ZigType wanted_type)
10235		{
	10419	static ZigType ir_resolve_union_tag_type(IrAnalyze ira, IrInstruction source_instr, ZigType union_type) {
	10420	assert(union_type->id == ZigTypeIdUnion);
	10421
10236	10422	Error err;
10237		assert(wanted_type->id == ZigTypeIdInt \|\| wanted_type->id == ZigTypeIdComptimeInt);
	10423	if ((err = type_resolve(ira->codegen, union_type, ResolveStatusSizeKnown)))
	10424	return ira->codegen->builtin_types.entry_invalid;
10238	10425
10239		ZigType *actual_type = target->value.type;
10240		if ((err = ensure_complete_type(ira->codegen, actual_type)))
10241		return ira->codegen->invalid_instruction;
	10426	AstNode *decl_node = union_type->data.unionation.decl_node;
	10427	if (decl_node->data.container_decl.auto_enum \|\| decl_node->data.container_decl.init_arg_expr != nullptr) {
	10428	assert(union_type->data.unionation.tag_type != nullptr);
	10429	return union_type->data.unionation.tag_type;
	10430	} else {
	10431	ErrorMsg *msg = ir_add_error(ira, source_instr, buf_sprintf("union '%s' has no tag",
	10432	buf_ptr(&union_type->name)));
	10433	add_error_note(ira->codegen, msg, decl_node, buf_sprintf("consider 'union(enum)' here"));
	10434	return ira->codegen->builtin_types.entry_invalid;
	10435	}
	10436	}
10242	10437
10243		if (wanted_type != actual_type->data.enumeration.tag_int_type) {
10244		ir_add_error(ira, source_instr,
10245		buf_sprintf("enum to integer cast to '%s' instead of its tag type, '%s'",
10246		buf_ptr(&wanted_type->name),
10247		buf_ptr(&actual_type->data.enumeration.tag_int_type->name)));
	10438	static IrInstruction ir_analyze_enum_to_int(IrAnalyze ira, IrInstruction source_instr, IrInstruction target) {
	10439	Error err;
	10440
	10441	IrInstruction *enum_target;
	10442	ZigType *enum_type;
	10443	if (target->value.type->id == ZigTypeIdUnion) {
	10444	enum_type = ir_resolve_union_tag_type(ira, target, target->value.type);
	10445	if (type_is_invalid(enum_type))
	10446	return ira->codegen->invalid_instruction;
	10447	enum_target = ir_implicit_cast(ira, target, enum_type);
	10448	if (type_is_invalid(enum_target->value.type))
	10449	return ira->codegen->invalid_instruction;
	10450	} else if (target->value.type->id == ZigTypeIdEnum) {
	10451	enum_target = target;
	10452	enum_type = target->value.type;
	10453	} else {
	10454	ir_add_error(ira, target,
	10455	buf_sprintf("expected enum, found type '%s'", buf_ptr(&target->value.type->name)));
10248	10456	return ira->codegen->invalid_instruction;
10249	10457	}
10250	10458
10251		assert(actual_type->id == ZigTypeIdEnum);
	10459	if ((err = type_resolve(ira->codegen, enum_type, ResolveStatusSizeKnown)))
	10460	return ira->codegen->invalid_instruction;
10252	10461
10253		if (instr_is_comptime(target)) {
10254		ConstExprValue *val = ir_resolve_const(ira, target, UndefBad);
	10462	ZigType *tag_type = enum_type->data.enumeration.tag_int_type;
	10463	assert(tag_type->id == ZigTypeIdInt \|\| tag_type->id == ZigTypeIdComptimeInt);
	10464
	10465	if (instr_is_comptime(enum_target)) {
	10466	ConstExprValue *val = ir_resolve_const(ira, enum_target, UndefBad);
10255	10467	if (!val)
10256	10468	return ira->codegen->invalid_instruction;
10257		IrInstruction *result = ir_const(ira, source_instr, wanted_type);
10258		init_const_bigint(&result->value, wanted_type, &val->data.x_enum_tag);
	10469	IrInstruction *result = ir_const(ira, source_instr, tag_type);
	10470	init_const_bigint(&result->value, tag_type, &val->data.x_enum_tag);
10259	10471	return result;
10260	10472	}
10261	10473
10262	10474	// If there is only one possible tag, then we know at comptime what it is.
10263		if (actual_type->data.enumeration.layout == ContainerLayoutAuto &&
10264		actual_type->data.enumeration.src_field_count == 1)
	10475	if (enum_type->data.enumeration.layout == ContainerLayoutAuto &&
	10476	enum_type->data.enumeration.src_field_count == 1)
10265	10477	{
10266		assert(wanted_type== ira->codegen->builtin_types.entry_num_lit_int);
10267		IrInstruction *result = ir_const(ira, source_instr, wanted_type);
10268		init_const_bigint(&result->value, wanted_type,
10269		&actual_type->data.enumeration.fields[0].value);
	10478	assert(tag_type == ira->codegen->builtin_types.entry_num_lit_int);
	10479	IrInstruction *result = ir_const(ira, source_instr, tag_type);
	10480	init_const_bigint(&result->value, tag_type,
	10481	&enum_type->data.enumeration.fields[0].value);
10270	10482	return result;
10271	10483	}
10272	10484
10273	10485	IrInstruction *result = ir_build_widen_or_shorten(&ira->new_irb, source_instr->scope,
10274		source_instr->source_node, target);
10275		result->value.type = wanted_type;
	10486	source_instr->source_node, enum_target);
	10487	result->value.type = tag_type;
10276	10488	return result;
10277	10489	}
10278	10490
...	...	@@ -10770,17 +10982,37 @@ static void report_recursive_error(IrAnalyze ira, AstNode source_node, ConstCa
10770	10982	report_recursive_error(ira, source_node, cast_result->data.fn_arg.child, msg);
10771	10983	break;
10772	10984	}
	10985	case ConstCastResultIdBadAllowsZero: {
	10986	ZigType *wanted_type = cast_result->data.bad_allows_zero->wanted_type;
	10987	ZigType *actual_type = cast_result->data.bad_allows_zero->actual_type;
	10988	bool wanted_allows_zero = ptr_allows_addr_zero(wanted_type);
	10989	bool actual_allows_zero = ptr_allows_addr_zero(actual_type);
	10990	if (actual_allows_zero && !wanted_allows_zero) {
	10991	add_error_note(ira->codegen, parent_msg, source_node,
	10992	buf_sprintf("'%s' could have null values which are illegal in type '%s'",
	10993	buf_ptr(&actual_type->name),
	10994	buf_ptr(&wanted_type->name)));
	10995	} else {
	10996	add_error_note(ira->codegen, parent_msg, source_node,
	10997	buf_sprintf("mutable '%s' allows illegal null values stored to type '%s'",
	10998	buf_ptr(&wanted_type->name),
	10999	buf_ptr(&actual_type->name)));
	11000	}
	11001	break;
	11002	}
	11003	case ConstCastResultIdFnIsGeneric:
	11004	add_error_note(ira->codegen, parent_msg, source_node,
	11005	buf_sprintf("only one of the functions is generic"));
	11006	break;
10773	11007	case ConstCastResultIdFnAlign: // TODO
10774	11008	case ConstCastResultIdFnCC: // TODO
10775	11009	case ConstCastResultIdFnVarArgs: // TODO
10776		case ConstCastResultIdFnIsGeneric: // TODO
10777	11010	case ConstCastResultIdFnReturnType: // TODO
10778	11011	case ConstCastResultIdFnArgCount: // TODO
10779	11012	case ConstCastResultIdFnGenericArgCount: // TODO
10780	11013	case ConstCastResultIdFnArgNoAlias: // TODO
10781	11014	case ConstCastResultIdUnresolvedInferredErrSet: // TODO
10782	11015	case ConstCastResultIdAsyncAllocatorType: // TODO
10783		case ConstCastResultIdNullWrapPtr: // TODO
10784	11016	break;
10785	11017	}
10786	11018	}
...	...	@@ -10811,6 +11043,39 @@ static IrInstruction ir_analyze_vector_to_array(IrAnalyze ira, IrInstruction *
10811	11043	return ir_build_vector_to_array(ira, source_instr, vector, array_type);
10812	11044	}
10813	11045
	11046	static IrInstruction ir_analyze_int_to_c_ptr(IrAnalyze ira, IrInstruction *source_instr,
	11047	IrInstruction integer, ZigType dest_type)
	11048	{
	11049	IrInstruction *unsigned_integer;
	11050	if (instr_is_comptime(integer)) {
	11051	unsigned_integer = integer;
	11052	} else {
	11053	assert(integer->value.type->id == ZigTypeIdInt);
	11054
	11055	if (integer->value.type->data.integral.bit_count >
	11056	ira->codegen->builtin_types.entry_usize->data.integral.bit_count)
	11057	{
	11058	ir_add_error(ira, source_instr,
	11059	buf_sprintf("integer type '%s' too big for implicit @intToPtr to type '%s'",
	11060	buf_ptr(&integer->value.type->name),
	11061	buf_ptr(&dest_type->name)));
	11062	return ira->codegen->invalid_instruction;
	11063	}
	11064
	11065	if (integer->value.type->data.integral.is_signed) {
	11066	ZigType *unsigned_int_type = get_int_type(ira->codegen, false,
	11067	integer->value.type->data.integral.bit_count);
	11068	unsigned_integer = ir_analyze_bit_cast(ira, source_instr, integer, unsigned_int_type);
	11069	if (type_is_invalid(unsigned_integer->value.type))
	11070	return ira->codegen->invalid_instruction;
	11071	} else {
	11072	unsigned_integer = integer;
	11073	}
	11074	}
	11075
	11076	return ir_analyze_int_to_ptr(ira, source_instr, unsigned_integer, dest_type);
	11077	}
	11078
10814	11079	static IrInstruction ir_analyze_cast(IrAnalyze ira, IrInstruction *source_instr,
10815	11080	ZigType wanted_type, IrInstruction value)
10816	11081	{
...	...	@@ -11182,7 +11447,7 @@ static IrInstruction ir_analyze_cast(IrAnalyze ira, IrInstruction *source_inst
11182	11447	actual_type->data.pointer.host_int_bytes == dest_ptr_type->data.pointer.host_int_bytes &&
11183	11448	get_ptr_align(ira->codegen, actual_type) >= get_ptr_align(ira->codegen, dest_ptr_type))
11184	11449	{
11185		return ir_analyze_ptr_cast(ira, source_instr, value, wanted_type, source_instr);
	11450	return ir_analyze_ptr_cast(ira, source_instr, value, wanted_type, source_instr, true);
11186	11451	}
11187	11452	}
11188	11453
...	...	@@ -11217,6 +11482,23 @@ static IrInstruction ir_analyze_cast(IrAnalyze ira, IrInstruction *source_inst
11217	11482	return ir_analyze_array_to_vector(ira, source_instr, value, wanted_type);
11218	11483	}
11219	11484
	11485	// casting between C pointers and normal pointers
	11486	if (wanted_type->id == ZigTypeIdPointer && actual_type->id == ZigTypeIdPointer &&
	11487	(wanted_type->data.pointer.ptr_len == PtrLenC \|\| actual_type->data.pointer.ptr_len == PtrLenC) &&
	11488	types_match_const_cast_only(ira, wanted_type->data.pointer.child_type,
	11489	actual_type->data.pointer.child_type, source_node,
	11490	!wanted_type->data.pointer.is_const).id == ConstCastResultIdOk)
	11491	{
	11492	return ir_analyze_ptr_cast(ira, source_instr, value, wanted_type, source_instr, true);
	11493	}
	11494
	11495	// cast from integer to C pointer
	11496	if (wanted_type->id == ZigTypeIdPointer && wanted_type->data.pointer.ptr_len == PtrLenC &&
	11497	(actual_type->id == ZigTypeIdInt \|\| actual_type->id == ZigTypeIdComptimeInt))
	11498	{
	11499	return ir_analyze_int_to_c_ptr(ira, source_instr, value, wanted_type);
	11500	}
	11501
11220	11502	// cast from undefined to anything
11221	11503	if (actual_type->id == ZigTypeIdUndefined) {
11222	11504	return ir_analyze_undefined_to_anything(ira, source_instr, value, wanted_type);
...	...	@@ -11286,13 +11568,14 @@ static IrInstruction ir_get_deref(IrAnalyze ira, IrInstruction *source_instruc
11286	11568	IrInstructionRef ref_inst = reinterpret_cast<IrInstructionRef >(ptr);
11287	11569	return ref_inst->value;
11288	11570	}
11289		IrInstruction *load_ptr_instruction = ir_build_load_ptr(&ira->new_irb, source_instruction->scope,
11290		source_instruction->source_node, ptr);
11291		load_ptr_instruction->value.type = child_type;
11292		return load_ptr_instruction;
	11571	IrInstruction *result = ir_build_load_ptr_gen(ira, source_instruction, ptr, child_type);
	11572	if (type_entry->data.pointer.host_int_bytes != 0 && handle_is_ptr(child_type)) {
	11573	ir_add_alloca(ira, result, child_type);
	11574	}
	11575	return result;
11293	11576	} else {
11294	11577	ir_add_error_node(ira, source_instruction->source_node,
11295		buf_sprintf("attempt to dereference non pointer type '%s'",
	11578	buf_sprintf("attempt to dereference non-pointer type '%s'",
11296	11579	buf_ptr(&type_entry->name)));
11297	11580	return ira->codegen->invalid_instruction;
11298	11581	}
...	...	@@ -11588,28 +11871,34 @@ static IrInstruction ir_analyze_bin_op_bool(IrAnalyze ira, IrInstructionBinOp
11588	11871	}
11589	11872
11590	11873	static bool resolve_cmp_op_id(IrBinOp op_id, Cmp cmp) {
11591		if (op_id == IrBinOpCmpEq) {
11592		return cmp == CmpEQ;
11593		} else if (op_id == IrBinOpCmpNotEq) {
11594		return cmp != CmpEQ;
11595		} else if (op_id == IrBinOpCmpLessThan) {
11596		return cmp == CmpLT;
11597		} else if (op_id == IrBinOpCmpGreaterThan) {
11598		return cmp == CmpGT;
11599		} else if (op_id == IrBinOpCmpLessOrEq) {
11600		return cmp != CmpGT;
11601		} else if (op_id == IrBinOpCmpGreaterOrEq) {
11602		return cmp != CmpLT;
11603		} else {
11604		zig_unreachable();
	11874	switch (op_id) {
	11875	case IrBinOpCmpEq:
	11876	return cmp == CmpEQ;
	11877	case IrBinOpCmpNotEq:
	11878	return cmp != CmpEQ;
	11879	case IrBinOpCmpLessThan:
	11880	return cmp == CmpLT;
	11881	case IrBinOpCmpGreaterThan:
	11882	return cmp == CmpGT;
	11883	case IrBinOpCmpLessOrEq:
	11884	return cmp != CmpGT;
	11885	case IrBinOpCmpGreaterOrEq:
	11886	return cmp != CmpLT;
	11887	default:
	11888	zig_unreachable();
11605	11889	}
11606	11890	}
11607	11891
11608	11892	static bool optional_value_is_null(ConstExprValue *val) {
11609	11893	assert(val->special == ConstValSpecialStatic);
11610	11894	if (get_codegen_ptr_type(val->type) != nullptr) {
11611		return val->data.x_ptr.special == ConstPtrSpecialHardCodedAddr &&
11612		val->data.x_ptr.data.hard_coded_addr.addr == 0;
	11895	if (val->data.x_ptr.special == ConstPtrSpecialNull) {
	11896	return true;
	11897	} else if (val->data.x_ptr.special == ConstPtrSpecialHardCodedAddr) {
	11898	return val->data.x_ptr.data.hard_coded_addr.addr == 0;
	11899	} else {
	11900	return false;
	11901	}
11613	11902	} else if (is_opt_err_set(val->type)) {
11614	11903	return val->data.x_err_set == nullptr;
11615	11904	} else {
...	...	@@ -11773,7 +12062,6 @@ static IrInstruction ir_analyze_bin_op_cmp(IrAnalyze ira, IrInstructionBinOp *
11773	12062	case ZigTypeIdBool:
11774	12063	case ZigTypeIdMetaType:
11775	12064	case ZigTypeIdVoid:
11776		case ZigTypeIdPointer:
11777	12065	case ZigTypeIdErrorSet:
11778	12066	case ZigTypeIdFn:
11779	12067	case ZigTypeIdOpaque:
...	...	@@ -11785,6 +12073,10 @@ static IrInstruction ir_analyze_bin_op_cmp(IrAnalyze ira, IrInstructionBinOp *
11785	12073	operator_allowed = is_equality_cmp;
11786	12074	break;
11787	12075
	12076	case ZigTypeIdPointer:
	12077	operator_allowed = is_equality_cmp \|\| (resolved_type->data.pointer.ptr_len == PtrLenC);
	12078	break;
	12079
11788	12080	case ZigTypeIdUnreachable:
11789	12081	case ZigTypeIdArray:
11790	12082	case ZigTypeIdStruct:
...	...	@@ -11832,15 +12124,38 @@ static IrInstruction ir_analyze_bin_op_cmp(IrAnalyze ira, IrInstructionBinOp *
11832	12124	if (op2_val == nullptr)
11833	12125	return ira->codegen->invalid_instruction;
11834	12126
11835		bool answer;
11836	12127	if (resolved_type->id == ZigTypeIdComptimeFloat \|\| resolved_type->id == ZigTypeIdFloat) {
11837	12128	Cmp cmp_result = float_cmp(op1_val, op2_val);
11838		answer = resolve_cmp_op_id(op_id, cmp_result);
	12129	bool answer = resolve_cmp_op_id(op_id, cmp_result);
	12130	return ir_const_bool(ira, &bin_op_instruction->base, answer);
11839	12131	} else if (resolved_type->id == ZigTypeIdComptimeInt \|\| resolved_type->id == ZigTypeIdInt) {
11840	12132	Cmp cmp_result = bigint_cmp(&op1_val->data.x_bigint, &op2_val->data.x_bigint);
11841		answer = resolve_cmp_op_id(op_id, cmp_result);
	12133	bool answer = resolve_cmp_op_id(op_id, cmp_result);
	12134	return ir_const_bool(ira, &bin_op_instruction->base, answer);
	12135	} else if (resolved_type->id == ZigTypeIdPointer && op_id != IrBinOpCmpEq && op_id != IrBinOpCmpNotEq) {
	12136	if ((op1_val->data.x_ptr.special == ConstPtrSpecialHardCodedAddr \|\|
	12137	op1_val->data.x_ptr.special == ConstPtrSpecialNull) &&
	12138	(op2_val->data.x_ptr.special == ConstPtrSpecialHardCodedAddr \|\|
	12139	op2_val->data.x_ptr.special == ConstPtrSpecialNull))
	12140	{
	12141	uint64_t op1_addr = op1_val->data.x_ptr.special == ConstPtrSpecialNull ?
	12142	0 : op1_val->data.x_ptr.data.hard_coded_addr.addr;
	12143	uint64_t op2_addr = op2_val->data.x_ptr.special == ConstPtrSpecialNull ?
	12144	0 : op2_val->data.x_ptr.data.hard_coded_addr.addr;
	12145	Cmp cmp_result;
	12146	if (op1_addr > op2_addr) {
	12147	cmp_result = CmpGT;
	12148	} else if (op1_addr < op2_addr) {
	12149	cmp_result = CmpLT;
	12150	} else {
	12151	cmp_result = CmpEQ;
	12152	}
	12153	bool answer = resolve_cmp_op_id(op_id, cmp_result);
	12154	return ir_const_bool(ira, &bin_op_instruction->base, answer);
	12155	}
11842	12156	} else {
11843	12157	bool are_equal = one_possible_value \|\| const_values_equal(ira->codegen, op1_val, op2_val);
	12158	bool answer;
11844	12159	if (op_id == IrBinOpCmpEq) {
11845	12160	answer = are_equal;
11846	12161	} else if (op_id == IrBinOpCmpNotEq) {
...	...	@@ -11848,9 +12163,8 @@ static IrInstruction ir_analyze_bin_op_cmp(IrAnalyze ira, IrInstructionBinOp *
11848	12163	} else {
11849	12164	zig_unreachable();
11850	12165	}
	12166	return ir_const_bool(ira, &bin_op_instruction->base, answer);
11851	12167	}
11852
11853		return ir_const_bool(ira, &bin_op_instruction->base, answer);
11854	12168	}
11855	12169
11856	12170	// some comparisons with unsigned numbers can be evaluated
...	...	@@ -12245,7 +12559,29 @@ static bool ok_float_op(IrBinOp op) {
12245	12559	zig_unreachable();
12246	12560	}
12247	12561
	12562	static bool is_pointer_arithmetic_allowed(ZigType *lhs_type, IrBinOp op) {
	12563	if (lhs_type->id != ZigTypeIdPointer)
	12564	return false;
	12565	switch (op) {
	12566	case IrBinOpAdd:
	12567	case IrBinOpSub:
	12568	break;
	12569	default:
	12570	return false;
	12571	}
	12572	switch (lhs_type->data.pointer.ptr_len) {
	12573	case PtrLenSingle:
	12574	return false;
	12575	case PtrLenUnknown:
	12576	case PtrLenC:
	12577	break;
	12578	}
	12579	return true;
	12580	}
	12581
12248	12582	static IrInstruction ir_analyze_bin_op_math(IrAnalyze ira, IrInstructionBinOp *instruction) {
	12583	Error err;
	12584
12249	12585	IrInstruction *op1 = instruction->op1->child;
12250	12586	if (type_is_invalid(op1->value.type))
12251	12587	return ira->codegen->invalid_instruction;
...	...	@@ -12257,23 +12593,54 @@ static IrInstruction ir_analyze_bin_op_math(IrAnalyze ira, IrInstructionBinOp
12257	12593	IrBinOp op_id = instruction->op_id;
12258	12594
12259	12595	// look for pointer math
12260		if (op1->value.type->id == ZigTypeIdPointer && op1->value.type->data.pointer.ptr_len == PtrLenUnknown &&
12261		(op_id == IrBinOpAdd \|\| op_id == IrBinOpSub))
12262		{
	12596	if (is_pointer_arithmetic_allowed(op1->value.type, op_id)) {
12263	12597	IrInstruction *casted_op2 = ir_implicit_cast(ira, op2, ira->codegen->builtin_types.entry_usize);
12264		if (casted_op2 == ira->codegen->invalid_instruction)
	12598	if (type_is_invalid(casted_op2->value.type))
12265	12599	return ira->codegen->invalid_instruction;
12266	12600
12267		IrInstruction *result = ir_build_bin_op(&ira->new_irb, instruction->base.scope,
12268		instruction->base.source_node, op_id, op1, casted_op2, true);
12269		result->value.type = op1->value.type;
12270		return result;
12271		}
12272
12273		IrInstruction *instructions[] = {op1, op2};
12274		ZigType *resolved_type = ir_resolve_peer_types(ira, instruction->base.source_node, nullptr, instructions, 2);
12275		if (type_is_invalid(resolved_type))
12276		return ira->codegen->invalid_instruction;
	12601	if (op1->value.special == ConstValSpecialUndef \|\| casted_op2->value.special == ConstValSpecialUndef) {
	12602	IrInstruction *result = ir_const(ira, &instruction->base, op1->value.type);
	12603	result->value.special = ConstValSpecialUndef;
	12604	return result;
	12605	}
	12606	if (casted_op2->value.special == ConstValSpecialStatic && op1->value.special == ConstValSpecialStatic &&
	12607	(op1->value.data.x_ptr.special == ConstPtrSpecialHardCodedAddr \|\|
	12608	op1->value.data.x_ptr.special == ConstPtrSpecialNull))
	12609	{
	12610	uint64_t start_addr = (op1->value.data.x_ptr.special == ConstPtrSpecialNull) ?
	12611	0 : op1->value.data.x_ptr.data.hard_coded_addr.addr;
	12612	uint64_t elem_offset;
	12613	if (!ir_resolve_usize(ira, casted_op2, &elem_offset))
	12614	return ira->codegen->invalid_instruction;
	12615	ZigType *elem_type = op1->value.type->data.pointer.child_type;
	12616	if ((err = type_resolve(ira->codegen, elem_type, ResolveStatusSizeKnown)))
	12617	return ira->codegen->invalid_instruction;
	12618	uint64_t byte_offset = type_size(ira->codegen, elem_type) * elem_offset;
	12619	uint64_t new_addr;
	12620	if (op_id == IrBinOpAdd) {
	12621	new_addr = start_addr + byte_offset;
	12622	} else if (op_id == IrBinOpSub) {
	12623	new_addr = start_addr - byte_offset;
	12624	} else {
	12625	zig_unreachable();
	12626	}
	12627	IrInstruction *result = ir_const(ira, &instruction->base, op1->value.type);
	12628	result->value.data.x_ptr.special = ConstPtrSpecialHardCodedAddr;
	12629	result->value.data.x_ptr.mut = ConstPtrMutRuntimeVar;
	12630	result->value.data.x_ptr.data.hard_coded_addr.addr = new_addr;
	12631	return result;
	12632	}
	12633
	12634	IrInstruction *result = ir_build_bin_op(&ira->new_irb, instruction->base.scope,
	12635	instruction->base.source_node, op_id, op1, casted_op2, true);
	12636	result->value.type = op1->value.type;
	12637	return result;
	12638	}
	12639
	12640	IrInstruction *instructions[] = {op1, op2};
	12641	ZigType *resolved_type = ir_resolve_peer_types(ira, instruction->base.source_node, nullptr, instructions, 2);
	12642	if (type_is_invalid(resolved_type))
	12643	return ira->codegen->invalid_instruction;
12277	12644
12278	12645	bool is_int = resolved_type->id == ZigTypeIdInt \|\| resolved_type->id == ZigTypeIdComptimeInt;
12279	12646	bool is_float = resolved_type->id == ZigTypeIdFloat \|\| resolved_type->id == ZigTypeIdComptimeFloat;
...	...	@@ -12878,6 +13245,20 @@ static IrInstruction ir_analyze_instruction_decl_var(IrAnalyze ira,
12878	13245	return ir_build_var_decl_gen(ira, &decl_var_instruction->base, var, casted_init_value);
12879	13246	}
12880	13247
	13248	static VarLinkage global_linkage_to_var_linkage(GlobalLinkageId id) {
	13249	switch (id) {
	13250	case GlobalLinkageIdStrong:
	13251	return VarLinkageExportStrong;
	13252	case GlobalLinkageIdWeak:
	13253	return VarLinkageExportWeak;
	13254	case GlobalLinkageIdLinkOnce:
	13255	return VarLinkageExportLinkOnce;
	13256	case GlobalLinkageIdInternal:
	13257	return VarLinkageInternal;
	13258	}
	13259	zig_unreachable();
	13260	}
	13261
12881	13262	static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructionExport *instruction) {
12882	13263	IrInstruction *name = instruction->name->child;
12883	13264	Buf *symbol_name = ir_resolve_str(ira, name);
...	...	@@ -12898,14 +13279,24 @@ static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructio
12898	13279	}
12899	13280	}
12900	13281
12901		auto entry = ira->codegen->exported_symbol_names.put_unique(symbol_name, instruction->base.source_node);
	13282	// TODO: This function needs to be audited.
	13283	// It's not clear how all the different types are supposed to be handled.
	13284	// Need comprehensive tests for exporting one thing in one file and declaring an extern var
	13285	// in another file.
	13286	TldFn *tld_fn = allocate<TldFn>(1);
	13287	tld_fn->base.id = TldIdFn;
	13288	tld_fn->base.source_node = instruction->base.source_node;
	13289
	13290	auto entry = ira->codegen->exported_symbol_names.put_unique(symbol_name, &tld_fn->base);
12902	13291	if (entry) {
12903		AstNode *other_export_node = entry->value;
	13292	AstNode *other_export_node = entry->value->source_node;
12904	13293	ErrorMsg *msg = ir_add_error(ira, &instruction->base,
12905	13294	buf_sprintf("exported symbol collision: '%s'", buf_ptr(symbol_name)));
12906	13295	add_error_note(ira->codegen, msg, other_export_node, buf_sprintf("other symbol is here"));
	13296	return ira->codegen->invalid_instruction;
12907	13297	}
12908	13298
	13299	bool want_var_export = false;
12909	13300	switch (target->value.type->id) {
12910	13301	case ZigTypeIdInvalid:
12911	13302	case ZigTypeIdUnreachable:
...	...	@@ -12913,6 +13304,7 @@ static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructio
12913	13304	case ZigTypeIdFn: {
12914	13305	assert(target->value.data.x_ptr.special == ConstPtrSpecialFunction);
12915	13306	ZigFn *fn_entry = target->value.data.x_ptr.data.fn.fn_entry;
	13307	tld_fn->fn_entry = fn_entry;
12916	13308	CallingConvention cc = fn_entry->type_entry->data.fn.fn_type_id.cc;
12917	13309	switch (cc) {
12918	13310	case CallingConventionUnspecified: {
...	...	@@ -12941,6 +13333,8 @@ static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructio
12941	13333	ErrorMsg *msg = ir_add_error(ira, target,
12942	13334	buf_sprintf("exported struct value must be declared extern"));
12943	13335	add_error_note(ira->codegen, msg, target->value.type->data.structure.decl_node, buf_sprintf("declared here"));
	13336	} else {
	13337	want_var_export = true;
12944	13338	}
12945	13339	break;
12946	13340	case ZigTypeIdUnion:
...	...	@@ -12948,6 +13342,8 @@ static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructio
12948	13342	ErrorMsg *msg = ir_add_error(ira, target,
12949	13343	buf_sprintf("exported union value must be declared extern"));
12950	13344	add_error_note(ira->codegen, msg, target->value.type->data.unionation.decl_node, buf_sprintf("declared here"));
	13345	} else {
	13346	want_var_export = true;
12951	13347	}
12952	13348	break;
12953	13349	case ZigTypeIdEnum:
...	...	@@ -12955,6 +13351,8 @@ static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructio
12955	13351	ErrorMsg *msg = ir_add_error(ira, target,
12956	13352	buf_sprintf("exported enum value must be declared extern"));
12957	13353	add_error_note(ira->codegen, msg, target->value.type->data.enumeration.decl_node, buf_sprintf("declared here"));
	13354	} else {
	13355	want_var_export = true;
12958	13356	}
12959	13357	break;
12960	13358	case ZigTypeIdMetaType: {
...	...	@@ -13044,6 +13442,16 @@ static IrInstruction ir_analyze_instruction_export(IrAnalyze ira, IrInstructio
13044	13442	break;
13045	13443	}
13046	13444
	13445	// TODO audit the various ways to use @export
	13446	if (want_var_export && target->id == IrInstructionIdLoadPtrGen) {
	13447	IrInstructionLoadPtrGen load_ptr = reinterpret_cast<IrInstructionLoadPtrGen >(target);
	13448	if (load_ptr->ptr->id == IrInstructionIdVarPtr) {
	13449	IrInstructionVarPtr var_ptr = reinterpret_cast<IrInstructionVarPtr >(load_ptr->ptr);
	13450	ZigVar *var = var_ptr->var;
	13451	var->linkage = global_linkage_to_var_linkage(global_linkage_id);
	13452	}
	13453	}
	13454
13047	13455	return ir_const_void(ira, &instruction->base);
13048	13456	}
13049	13457
...	...	@@ -13331,9 +13739,16 @@ static IrInstruction ir_get_var_ptr(IrAnalyze ira, IrInstruction *instruction,
13331	13739	if (var->var_type == nullptr \|\| type_is_invalid(var->var_type))
13332	13740	return ira->codegen->invalid_instruction;
13333	13741
	13742	ConstExprValue *mem_slot = nullptr;
	13743
13334	13744	bool comptime_var_mem = ir_get_var_is_comptime(var);
	13745	bool linkage_makes_it_runtime = var->linkage == VarLinkageExternal;
	13746	bool is_const = var->src_is_const;
	13747	bool is_volatile = false;
	13748
	13749	if (linkage_makes_it_runtime)
	13750	goto no_mem_slot;
13335	13751
13336		ConstExprValue *mem_slot = nullptr;
13337	13752	if (var->const_value->special == ConstValSpecialStatic) {
13338	13753	mem_slot = var->const_value;
13339	13754	} else {
...	...	@@ -13347,8 +13762,6 @@ static IrInstruction ir_get_var_ptr(IrAnalyze ira, IrInstruction *instruction,
13347	13762	}
13348	13763	}
13349	13764
13350		bool is_const = var->src_is_const;
13351		bool is_volatile = false;
13352	13765	if (mem_slot != nullptr) {
13353	13766	switch (mem_slot->special) {
13354	13767	case ConstValSpecialRuntime:
...	...	@@ -13387,26 +13800,32 @@ no_mem_slot:
13387	13800	static IrInstruction ir_analyze_store_ptr(IrAnalyze ira, IrInstruction *source_instr,
13388	13801	IrInstruction ptr, IrInstruction uncasted_value)
13389	13802	{
13390		if (ptr->value.type->id != ZigTypeIdPointer) {
13391		ir_add_error(ira, ptr,
13392		buf_sprintf("attempt to dereference non pointer type '%s'", buf_ptr(&ptr->value.type->name)));
13393		return ira->codegen->invalid_instruction;
13394		}
	13803	assert(ptr->value.type->id == ZigTypeIdPointer);
13395	13804
13396	13805	if (ptr->value.data.x_ptr.special == ConstPtrSpecialDiscard) {
13397	13806	return ir_const_void(ira, source_instr);
13398	13807	}
13399	13808
	13809	ZigType *child_type = ptr->value.type->data.pointer.child_type;
	13810
13400	13811	if (ptr->value.type->data.pointer.is_const && !source_instr->is_gen) {
13401	13812	ir_add_error(ira, source_instr, buf_sprintf("cannot assign to constant"));
13402	13813	return ira->codegen->invalid_instruction;
13403	13814	}
13404	13815
13405		ZigType *child_type = ptr->value.type->data.pointer.child_type;
13406	13816	IrInstruction *value = ir_implicit_cast(ira, uncasted_value, child_type);
13407	13817	if (value == ira->codegen->invalid_instruction)
13408	13818	return ira->codegen->invalid_instruction;
13409	13819
	13820	switch (type_has_one_possible_value(ira->codegen, child_type)) {
	13821	case OnePossibleValueInvalid:
	13822	return ira->codegen->invalid_instruction;
	13823	case OnePossibleValueYes:
	13824	return ir_const_void(ira, source_instr);
	13825	case OnePossibleValueNo:
	13826	break;
	13827	}
	13828
13410	13829	if (instr_is_comptime(ptr) && ptr->value.data.x_ptr.special != ConstPtrSpecialHardCodedAddr) {
13411	13830	if (ptr->value.data.x_ptr.mut == ConstPtrMutComptimeConst) {
13412	13831	ir_add_error(ira, source_instr, buf_sprintf("cannot assign to constant"));
...	...	@@ -13427,15 +13846,7 @@ static IrInstruction ir_analyze_store_ptr(IrAnalyze ira, IrInstruction *source
13427	13846	bool same_global_refs = ptr->value.data.x_ptr.mut != ConstPtrMutComptimeVar;
13428	13847	copy_const_val(dest_val, &value->value, same_global_refs);
13429	13848	if (!ira->new_irb.current_basic_block->must_be_comptime_source_instr) {
13430		switch (type_has_one_possible_value(ira->codegen, child_type)) {
13431		case OnePossibleValueInvalid:
13432		return ira->codegen->invalid_instruction;
13433		case OnePossibleValueNo:
13434		ira->new_irb.current_basic_block->must_be_comptime_source_instr = source_instr;
13435		break;
13436		case OnePossibleValueYes:
13437		break;
13438		}
	13849	ira->new_irb.current_basic_block->must_be_comptime_source_instr = source_instr;
13439	13850	}
13440	13851	return ir_const_void(ira, source_instr);
13441	13852	}
...	...	@@ -13630,7 +14041,7 @@ static IrInstruction ir_analyze_fn_call(IrAnalyze ira, IrInstructionCall *call
13630	14041	AstNode *body_node = fn_entry->body_node;
13631	14042	result = ir_eval_const_value(ira->codegen, exec_scope, body_node, return_type,
13632	14043	ira->new_irb.exec->backward_branch_count, ira->new_irb.exec->backward_branch_quota, fn_entry,
13633		nullptr, call_instruction->base.source_node, nullptr, ira->new_irb.exec);
	14044	nullptr, call_instruction->base.source_node, nullptr, ira->new_irb.exec, return_type_node);
13634	14045
13635	14046	if (inferred_err_set_type != nullptr) {
13636	14047	inferred_err_set_type->data.error_set.infer_fn = nullptr;
...	...	@@ -13826,7 +14237,7 @@ static IrInstruction ir_analyze_fn_call(IrAnalyze ira, IrInstructionCall *call
13826	14237	ConstExprValue *align_result = ir_eval_const_value(ira->codegen, impl_fn->child_scope,
13827	14238	fn_proto_node->data.fn_proto.align_expr, get_align_amt_type(ira->codegen),
13828	14239	ira->new_irb.exec->backward_branch_count, ira->new_irb.exec->backward_branch_quota,
13829		nullptr, nullptr, fn_proto_node->data.fn_proto.align_expr, nullptr, ira->new_irb.exec);
	14240	nullptr, nullptr, fn_proto_node->data.fn_proto.align_expr, nullptr, ira->new_irb.exec, nullptr);
13830	14241	IrInstructionConst *const_instruction = ir_create_instruction<IrInstructionConst>(&ira->new_irb,
13831	14242	impl_fn->child_scope, fn_proto_node->data.fn_proto.align_expr);
13832	14243	const_instruction->base.value = *align_result;
...	...	@@ -14108,12 +14519,11 @@ static Error ir_read_const_ptr(IrAnalyze ira, CodeGen codegen, AstNode *source
14108	14519	size_t src_size = type_size(codegen, pointee->type);
14109	14520	size_t dst_size = type_size(codegen, out_val->type);
14110	14521
14111		if (src_size == dst_size && types_have_same_zig_comptime_repr(pointee->type, out_val->type)) {
14112		copy_const_val(out_val, pointee, ptr_val->data.x_ptr.mut == ConstPtrMutComptimeConst);
14113		return ErrorNone;
14114		}
14115
14116	14522	if (dst_size <= src_size) {
	14523	if (src_size == dst_size && types_have_same_zig_comptime_repr(pointee->type, out_val->type)) {
	14524	copy_const_val(out_val, pointee, ptr_val->data.x_ptr.mut == ConstPtrMutComptimeConst);
	14525	return ErrorNone;
	14526	}
14117	14527	Buf buf = BUF_INIT;
14118	14528	buf_resize(&buf, src_size);
14119	14529	buf_write_value_bytes(codegen, (uint8_t*)buf_ptr(&buf), pointee);
...	...	@@ -14129,12 +14539,12 @@ static Error ir_read_const_ptr(IrAnalyze ira, CodeGen codegen, AstNode *source
14129	14539	if (dst_size == 0)
14130	14540	return ErrorNone;
14131	14541	opt_ir_add_error_node(ira, codegen, source_node,
14132		buf_sprintf("attempt to read %zu bytes from null pointer",
	14542	buf_sprintf("attempt to read %" ZIG_PRI_usize " bytes from null pointer",
14133	14543	dst_size));
14134	14544	return ErrorSemanticAnalyzeFail;
14135	14545	case ConstPtrSpecialRef: {
14136	14546	opt_ir_add_error_node(ira, codegen, source_node,
14137		buf_sprintf("attempt to read %zu bytes from pointer to %s which is %zu bytes",
	14547	buf_sprintf("attempt to read %" ZIG_PRI_usize " bytes from pointer to %s which is %" ZIG_PRI_usize " bytes",
14138	14548	dst_size, buf_ptr(&pointee->type->name), src_size));
14139	14549	return ErrorSemanticAnalyzeFail;
14140	14550	}
...	...	@@ -14148,7 +14558,7 @@ static Error ir_read_const_ptr(IrAnalyze ira, CodeGen codegen, AstNode *source
14148	14558	src_size = elem_size * (array_val->type->data.array.len - elem_index);
14149	14559	if (dst_size > src_size) {
14150	14560	opt_ir_add_error_node(ira, codegen, source_node,
14151		buf_sprintf("attempt to read %zu bytes from %s at index %" ZIG_PRI_usize " which is %zu bytes",
	14561	buf_sprintf("attempt to read %" ZIG_PRI_usize " bytes from %s at index %" ZIG_PRI_usize " which is %" ZIG_PRI_usize " bytes",
14152	14562	dst_size, buf_ptr(&array_val->type->name), elem_index, src_size));
14153	14563	return ErrorSemanticAnalyzeFail;
14154	14564	}
...	...	@@ -14220,6 +14630,41 @@ static IrInstruction ir_analyze_maybe(IrAnalyze ira, IrInstructionUnOp *un_op_
14220	14630	zig_unreachable();
14221	14631	}
14222	14632
	14633	static ErrorMsg ir_eval_negation_scalar(IrAnalyze ira, IrInstruction source_instr, ZigType scalar_type,
	14634	ConstExprValue operand_val, ConstExprValue scalar_out_val, bool is_wrap_op)
	14635	{
	14636	bool is_float = (scalar_type->id == ZigTypeIdFloat \|\| scalar_type->id == ZigTypeIdComptimeFloat);
	14637
	14638	bool ok_type = ((scalar_type->id == ZigTypeIdInt && scalar_type->data.integral.is_signed) \|\|
	14639	scalar_type->id == ZigTypeIdComptimeInt \|\| (is_float && !is_wrap_op));
	14640
	14641	if (!ok_type) {
	14642	const char *fmt = is_wrap_op ? "invalid wrapping negation type: '%s'" : "invalid negation type: '%s'";
	14643	return ir_add_error(ira, source_instr, buf_sprintf(fmt, buf_ptr(&scalar_type->name)));
	14644	}
	14645
	14646	if (is_float) {
	14647	float_negate(scalar_out_val, operand_val);
	14648	} else if (is_wrap_op) {
	14649	bigint_negate_wrap(&scalar_out_val->data.x_bigint, &operand_val->data.x_bigint,
	14650	scalar_type->data.integral.bit_count);
	14651	} else {
	14652	bigint_negate(&scalar_out_val->data.x_bigint, &operand_val->data.x_bigint);
	14653	}
	14654
	14655	scalar_out_val->type = scalar_type;
	14656	scalar_out_val->special = ConstValSpecialStatic;
	14657
	14658	if (is_wrap_op \|\| is_float \|\| scalar_type->id == ZigTypeIdComptimeInt) {
	14659	return nullptr;
	14660	}
	14661
	14662	if (!bigint_fits_in_bits(&scalar_out_val->data.x_bigint, scalar_type->data.integral.bit_count, true)) {
	14663	return ir_add_error(ira, source_instr, buf_sprintf("negation caused overflow"));
	14664	}
	14665	return nullptr;
	14666	}
	14667
14223	14668	static IrInstruction ir_analyze_negation(IrAnalyze ira, IrInstructionUnOp *instruction) {
14224	14669	IrInstruction *value = instruction->value->child;
14225	14670	ZigType *expr_type = value->value.type;
...	...	@@ -14228,47 +14673,50 @@ static IrInstruction ir_analyze_negation(IrAnalyze ira, IrInstructionUnOp *ins
14228	14673
14229	14674	bool is_wrap_op = (instruction->op_id == IrUnOpNegationWrap);
14230	14675
14231		bool is_float = (expr_type->id == ZigTypeIdFloat \|\| expr_type->id == ZigTypeIdComptimeFloat);
	14676	ZigType *scalar_type = (expr_type->id == ZigTypeIdVector) ? expr_type->data.vector.elem_type : expr_type;
14232	14677
14233		if ((expr_type->id == ZigTypeIdInt && expr_type->data.integral.is_signed) \|\|
14234		expr_type->id == ZigTypeIdComptimeInt \|\| (is_float && !is_wrap_op))
14235		{
14236		if (instr_is_comptime(value)) {
14237		ConstExprValue *target_const_val = ir_resolve_const(ira, value, UndefBad);
14238		if (!target_const_val)
14239		return ira->codegen->invalid_instruction;
	14678	if (instr_is_comptime(value)) {
	14679	ConstExprValue *operand_val = ir_resolve_const(ira, value, UndefBad);
	14680	if (!operand_val)
	14681	return ira->codegen->invalid_instruction;
14240	14682
14241		IrInstruction *result = ir_const(ira, &instruction->base, expr_type);
14242		ConstExprValue *out_val = &result->value;
14243		if (is_float) {
14244		float_negate(out_val, target_const_val);
14245		} else if (is_wrap_op) {
14246		bigint_negate_wrap(&out_val->data.x_bigint, &target_const_val->data.x_bigint,
14247		expr_type->data.integral.bit_count);
14248		} else {
14249		bigint_negate(&out_val->data.x_bigint, &target_const_val->data.x_bigint);
14250		}
14251		if (is_wrap_op \|\| is_float \|\| expr_type->id == ZigTypeIdComptimeInt) {
14252		return result;
	14683	IrInstruction *result_instruction = ir_const(ira, &instruction->base, expr_type);
	14684	ConstExprValue *out_val = &result_instruction->value;
	14685	if (expr_type->id == ZigTypeIdVector) {
	14686	expand_undef_array(ira->codegen, operand_val);
	14687	out_val->special = ConstValSpecialUndef;
	14688	expand_undef_array(ira->codegen, out_val);
	14689	size_t len = expr_type->data.vector.len;
	14690	for (size_t i = 0; i < len; i += 1) {
	14691	ConstExprValue *scalar_operand_val = &operand_val->data.x_array.data.s_none.elements[i];
	14692	ConstExprValue *scalar_out_val = &out_val->data.x_array.data.s_none.elements[i];
	14693	assert(scalar_operand_val->type == scalar_type);
	14694	assert(scalar_out_val->type == scalar_type);
	14695	ErrorMsg *msg = ir_eval_negation_scalar(ira, &instruction->base, scalar_type,
	14696	scalar_operand_val, scalar_out_val, is_wrap_op);
	14697	if (msg != nullptr) {
	14698	add_error_note(ira->codegen, msg, instruction->base.source_node,
	14699	buf_sprintf("when computing vector element at index %" ZIG_PRI_usize, i));
	14700	return ira->codegen->invalid_instruction;
	14701	}
14253	14702	}
14254
14255		if (!bigint_fits_in_bits(&out_val->data.x_bigint, expr_type->data.integral.bit_count, true)) {
14256		ir_add_error(ira, &instruction->base, buf_sprintf("negation caused overflow"));
	14703	out_val->type = expr_type;
	14704	out_val->special = ConstValSpecialStatic;
	14705	} else {
	14706	if (ir_eval_negation_scalar(ira, &instruction->base, scalar_type, operand_val, out_val,
	14707	is_wrap_op) != nullptr)
	14708	{
14257	14709	return ira->codegen->invalid_instruction;
14258	14710	}
14259		return result;
14260	14711	}
14261
14262		IrInstruction *result = ir_build_un_op(&ira->new_irb,
14263		instruction->base.scope, instruction->base.source_node,
14264		instruction->op_id, value);
14265		result->value.type = expr_type;
14266		return result;
	14712	return result_instruction;
14267	14713	}
14268	14714
14269		const char *fmt = is_wrap_op ? "invalid wrapping negation type: '%s'" : "invalid negation type: '%s'";
14270		ir_add_error(ira, &instruction->base, buf_sprintf(fmt, buf_ptr(&expr_type->name)));
14271		return ira->codegen->invalid_instruction;
	14715	IrInstruction *result = ir_build_un_op(&ira->new_irb,
	14716	instruction->base.scope, instruction->base.source_node,
	14717	instruction->op_id, value);
	14718	result->value.type = expr_type;
	14719	return result;
14272	14720	}
14273	14721
14274	14722	static IrInstruction ir_analyze_bin_not(IrAnalyze ira, IrInstructionUnOp *instruction) {
...	...	@@ -14321,11 +14769,18 @@ static IrInstruction ir_analyze_instruction_un_op(IrAnalyze ira, IrInstruction
14321	14769	buf_ptr(&ptr_type->name)));
14322	14770	return ira->codegen->invalid_instruction;
14323	14771	}
14324		// this dereference is always an rvalue because in the IR gen we identify lvalue and emit
14325		// one of the ptr instructions
	14772
14326	14773	IrInstruction *result = ir_get_deref(ira, &instruction->base, ptr);
14327	14774	if (result == ira->codegen->invalid_instruction)
14328	14775	return ira->codegen->invalid_instruction;
	14776
	14777	// If the result needs to be an lvalue, type check it
	14778	if (instruction->lval == LValPtr && result->value.type->id != ZigTypeIdPointer) {
	14779	ir_add_error(ira, &instruction->base,
	14780	buf_sprintf("attempt to dereference non-pointer type '%s'", buf_ptr(&result->value.type->name)));
	14781	return ira->codegen->invalid_instruction;
	14782	}
	14783
14329	14784	return result;
14330	14785	}
14331	14786	case IrUnOpOptional:
...	...	@@ -14958,6 +15413,16 @@ static IrInstruction ir_analyze_container_field_ptr(IrAnalyze ira, Buf *field_
14958	15413	if (bare_type->id == ZigTypeIdStruct) {
14959	15414	TypeStructField *field = find_struct_type_field(bare_type, field_name);
14960	15415	if (field) {
	15416	switch (type_has_one_possible_value(ira->codegen, field->type_entry)) {
	15417	case OnePossibleValueInvalid:
	15418	return ira->codegen->invalid_instruction;
	15419	case OnePossibleValueYes: {
	15420	IrInstruction *elem = ir_const(ira, source_instr, field->type_entry);
	15421	return ir_get_ref(ira, source_instr, elem, false, false);
	15422	}
	15423	case OnePossibleValueNo:
	15424	break;
	15425	}
14961	15426	bool is_packed = (bare_type->data.structure.layout == ContainerLayoutPacked);
14962	15427	uint32_t align_bytes = is_packed ? 1 : get_abi_alignment(ira->codegen, field->type_entry);
14963	15428	uint32_t ptr_bit_offset = container_ptr->value.type->data.pointer.bit_offset_in_host;
...	...	@@ -15065,6 +15530,14 @@ static IrInstruction ir_analyze_container_field_ptr(IrAnalyze ira, Buf *field_
15065	15530	}
15066	15531
15067	15532	static void add_link_lib_symbol(IrAnalyze ira, Buf lib_name, Buf symbol_name, AstNode source_node) {
	15533	if (buf_eql_str(lib_name, "c") && ira->codegen->libc_link_lib == nullptr &&
	15534	!ira->codegen->reported_bad_link_libc_error)
	15535	{
	15536	ir_add_error_node(ira, source_node,
	15537	buf_sprintf("dependency on library c must be explicitly specified in the build command"));
	15538	ira->codegen->reported_bad_link_libc_error = true;
	15539	}
	15540
15068	15541	LinkLib *link_lib = add_link_lib(ira->codegen, lib_name);
15069	15542	for (size_t i = 0; i < link_lib->symbols.length; i += 1) {
15070	15543	Buf *existing_symbol_name = link_lib->symbols.at(i);
...	...	@@ -15151,12 +15624,6 @@ static IrInstruction ir_analyze_instruction_field_ptr(IrAnalyze ira, IrInstruc
15151	15624	if (type_is_invalid(container_ptr->value.type))
15152	15625	return ira->codegen->invalid_instruction;
15153	15626
15154		if (container_ptr->value.type->id != ZigTypeIdPointer) {
15155		ir_add_error_node(ira, field_ptr_instruction->base.source_node,
15156		buf_sprintf("attempt to dereference non-pointer type '%s'",
15157		buf_ptr(&container_ptr->value.type->name)));
15158		return ira->codegen->invalid_instruction;
15159		}
15160	15627	ZigType *container_type = container_ptr->value.type->data.pointer.child_type;
15161	15628
15162	15629	Buf *field_name = field_ptr_instruction->field_name_buffer;
...	...	@@ -15572,6 +16039,8 @@ static IrInstruction ir_analyze_instruction_typeof(IrAnalyze ira, IrInstructio
15572	16039	static IrInstruction ir_analyze_instruction_to_ptr_type(IrAnalyze ira,
15573	16040	IrInstructionToPtrType *to_ptr_type_instruction)
15574	16041	{
	16042	Error err;
	16043
15575	16044	IrInstruction *value = to_ptr_type_instruction->value->child;
15576	16045	ZigType *type_entry = value->value.type;
15577	16046	if (type_is_invalid(type_entry))
...	...	@@ -15587,7 +16056,17 @@ static IrInstruction ir_analyze_instruction_to_ptr_type(IrAnalyze ira,
15587	16056	ptr_type = get_pointer_to_type(ira->codegen,
15588	16057	type_entry->data.pointer.child_type->data.array.child_type, type_entry->data.pointer.is_const);
15589	16058	} else if (is_slice(type_entry)) {
15590		ptr_type = adjust_ptr_len(ira->codegen, type_entry->data.structure.fields[0].type_entry, PtrLenSingle);
	16059	ZigType *slice_ptr_type = type_entry->data.structure.fields[0].type_entry;
	16060	ptr_type = adjust_ptr_len(ira->codegen, slice_ptr_type, PtrLenSingle);
	16061	// If the pointer is over-aligned, we may have to reduce it based on the alignment of the element type.
	16062	if (slice_ptr_type->data.pointer.explicit_alignment != 0) {
	16063	ZigType *elem_type = slice_ptr_type->data.pointer.child_type;
	16064	if ((err = type_resolve(ira->codegen, elem_type, ResolveStatusAlignmentKnown)))
	16065	return ira->codegen->invalid_instruction;
	16066	uint32_t elem_align = get_abi_alignment(ira->codegen, elem_type);
	16067	uint32_t reduced_align = min(elem_align, slice_ptr_type->data.pointer.explicit_alignment);
	16068	ptr_type = adjust_ptr_align(ira->codegen, ptr_type, reduced_align);
	16069	}
15591	16070	} else if (type_entry->id == ZigTypeIdArgTuple) {
15592	16071	ConstExprValue *arg_tuple_val = ir_resolve_const(ira, value, UndefBad);
15593	16072	if (!arg_tuple_val)
...	...	@@ -16355,18 +16834,13 @@ static IrInstruction ir_analyze_instruction_switch_target(IrAnalyze ira,
16355	16834	return ir_const_type(ira, &switch_target_instruction->base, ptr_type->data.pointer.child_type);
16356	16835	}
16357	16836
16358		if (target_value_ptr->value.type->id != ZigTypeIdPointer) {
16359		ir_add_error(ira, target_value_ptr, buf_sprintf("invalid deref on switch target"));
16360		return ira->codegen->invalid_instruction;
16361		}
16362
16363	16837	ZigType *target_type = target_value_ptr->value.type->data.pointer.child_type;
16364	16838	ConstExprValue *pointee_val = nullptr;
16365	16839	if (instr_is_comptime(target_value_ptr)) {
16366	16840	pointee_val = const_ptr_pointee(ira, ira->codegen, &target_value_ptr->value, target_value_ptr->source_node);
16367	16841	if (pointee_val == nullptr)
16368	16842	return ira->codegen->invalid_instruction;
16369
	16843
16370	16844	if (pointee_val->special == ConstValSpecialRuntime)
16371	16845	pointee_val = nullptr;
16372	16846	}
...	...	@@ -16953,9 +17427,13 @@ static IrInstruction ir_analyze_instruction_compile_log(IrAnalyze ira, IrInstr
16953	17427	}
16954	17428	fprintf(stderr, "\n");
16955	17429
16956		// Here we bypass higher level functions such as ir_add_error because we do not want
16957		// invalidate_exec to be called.
16958		add_node_error(ira->codegen, instruction->base.source_node, buf_sprintf("found compile log statement"));
	17430	auto *expr = &instruction->base.source_node->data.fn_call_expr;
	17431	if (!expr->seen) {
	17432	// Here we bypass higher level functions such as ir_add_error because we do not want
	17433	// invalidate_exec to be called.
	17434	add_node_error(ira->codegen, instruction->base.source_node, buf_sprintf("found compile log statement"));
	17435	}
	17436	expr->seen = true;
16959	17437
16960	17438	return ir_const_void(ira, &instruction->base);
16961	17439	}
...	...	@@ -17116,7 +17594,7 @@ static IrInstruction ir_analyze_instruction_field_parent_ptr(IrAnalyze ira,
17116	17594	static TypeStructField validate_byte_offset(IrAnalyze ira,
17117	17595	IrInstruction *type_value,
17118	17596	IrInstruction *field_name_value,
17119		size_t *byte_offset)
	17597	size_t *byte_offset)
17120	17598	{
17121	17599	ZigType *container_type = ir_resolve_type(ira, type_value);
17122	17600	if (type_is_invalid(container_type))
...	...	@@ -17290,7 +17768,7 @@ static Error ir_make_type_info_defs(IrAnalyze ira, ConstExprValue out_val, Sco
17290	17768
17291	17769	// Loop through the definitions and generate info.
17292	17770	decl_it = decls_scope->decl_table.entry_iterator();
17293		curr_entry = nullptr;
	17771	curr_entry = nullptr;
17294	17772	int definition_index = 0;
17295	17773	while ((curr_entry = decl_it.next()) != nullptr) {
17296	17774	// Skip comptime blocks and test functions.
...	...	@@ -17469,6 +17947,18 @@ static Error ir_make_type_info_defs(IrAnalyze ira, ConstExprValue out_val, Sco
17469	17947	return ErrorNone;
17470	17948	}
17471	17949
	17950	static uint32_t ptr_len_to_size_enum_index(PtrLen ptr_len) {
	17951	switch (ptr_len) {
	17952	case PtrLenSingle:
	17953	return 0;
	17954	case PtrLenUnknown:
	17955	return 1;
	17956	case PtrLenC:
	17957	return 3;
	17958	}
	17959	zig_unreachable();
	17960	}
	17961
17472	17962	static ConstExprValue create_ptr_like_type_info(IrAnalyze ira, ZigType *ptr_type_entry) {
17473	17963	Error err;
17474	17964	ZigType *attrs_type;
...	...	@@ -17478,7 +17968,7 @@ static ConstExprValue create_ptr_like_type_info(IrAnalyze ira, ZigType *ptr_ty
17478	17968	size_enum_index = 2;
17479	17969	} else if (ptr_type_entry->id == ZigTypeIdPointer) {
17480	17970	attrs_type = ptr_type_entry;
17481		size_enum_index = (ptr_type_entry->data.pointer.ptr_len == PtrLenSingle) ? 0 : 1;
	17971	size_enum_index = ptr_len_to_size_enum_index(ptr_type_entry->data.pointer.ptr_len);
17482	17972	} else {
17483	17973	zig_unreachable();
17484	17974	}
...	...	@@ -18172,12 +18662,6 @@ static IrInstruction ir_analyze_instruction_type_id(IrAnalyze ira,
18172	18662	static IrInstruction ir_analyze_instruction_set_eval_branch_quota(IrAnalyze ira,
18173	18663	IrInstructionSetEvalBranchQuota *instruction)
18174	18664	{
18175		if (ira->new_irb.exec->parent_exec != nullptr && !ira->new_irb.exec->is_generic_instantiation) {
18176		ir_add_error(ira, &instruction->base,
18177		buf_sprintf("@setEvalBranchQuota must be called from the top of the comptime stack"));
18178		return ira->codegen->invalid_instruction;
18179		}
18180
18181	18665	uint64_t new_quota;
18182	18666	if (!ir_resolve_usize(ira, instruction->new_quota->child, &new_quota))
18183	18667	return ira->codegen->invalid_instruction;
...	...	@@ -18204,12 +18688,6 @@ static IrInstruction ir_analyze_instruction_type_name(IrAnalyze ira, IrInstruc
18204	18688	}
18205	18689
18206	18690	static IrInstruction ir_analyze_instruction_c_import(IrAnalyze ira, IrInstructionCImport *instruction) {
18207		if (ira->codegen->enable_cache) {
18208		ir_add_error(ira, &instruction->base,
18209		buf_sprintf("TODO @cImport is incompatible with --cache on. The cache system currently is unable to detect subsequent changes in .h files."));
18210		return ira->codegen->invalid_instruction;
18211		}
18212
18213	18691	AstNode *node = instruction->base.source_node;
18214	18692	assert(node->type == NodeTypeFnCallExpr);
18215	18693	AstNode *block_node = node->data.fn_call_expr.params.at(0);
...	...	@@ -18220,12 +18698,10 @@ static IrInstruction ir_analyze_instruction_c_import(IrAnalyze ira, IrInstruct
18220	18698	ZigType *void_type = ira->codegen->builtin_types.entry_void;
18221	18699	ConstExprValue *cimport_result = ir_eval_const_value(ira->codegen, &cimport_scope->base, block_node, void_type,
18222	18700	ira->new_irb.exec->backward_branch_count, ira->new_irb.exec->backward_branch_quota, nullptr,
18223		&cimport_scope->buf, block_node, nullptr, nullptr);
	18701	&cimport_scope->buf, block_node, nullptr, nullptr, nullptr);
18224	18702	if (type_is_invalid(cimport_result->type))
18225	18703	return ira->codegen->invalid_instruction;
18226	18704
18227		find_libc_include_path(ira->codegen);
18228
18229	18705	ImportTableEntry *child_import = allocate<ImportTableEntry>(1);
18230	18706	child_import->decls_scope = create_decls_scope(ira->codegen, node, nullptr, nullptr, child_import);
18231	18707	child_import->c_import_node = node;
...	...	@@ -18247,6 +18723,10 @@ static IrInstruction ir_analyze_instruction_c_import(IrAnalyze ira, IrInstruct
18247	18723
18248	18724	if (errors.length > 0) {
18249	18725	ErrorMsg *parent_err_msg = ir_add_error_node(ira, node, buf_sprintf("C import failed"));
	18726	if (ira->codegen->libc_link_lib == nullptr) {
	18727	add_error_note(ira->codegen, parent_err_msg, node,
	18728	buf_sprintf("libc headers not available; compilation does not link against libc"));
	18729	}
18250	18730	for (size_t i = 0; i < errors.length; i += 1) {
18251	18731	ErrorMsg *err_msg = errors.at(i);
18252	18732	err_msg_add_note(parent_err_msg, err_msg);
...	...	@@ -18713,7 +19193,9 @@ static IrInstruction ir_analyze_instruction_from_bytes(IrAnalyze ira, IrInstru
18713	19193	}
18714	19194	}
18715	19195
18716		return ir_resolve_cast(ira, &instruction->base, casted_value, dest_slice_type, CastOpResizeSlice, true);
	19196	IrInstruction *result = ir_build_resize_slice(ira, &instruction->base, casted_value, dest_slice_type);
	19197	ir_add_alloca(ira, result, dest_slice_type);
	19198	return result;
18717	19199	}
18718	19200
18719	19201	static IrInstruction ir_analyze_instruction_to_bytes(IrAnalyze ira, IrInstructionToBytes *instruction) {
...	...	@@ -18740,7 +19222,34 @@ static IrInstruction ir_analyze_instruction_to_bytes(IrAnalyze ira, IrInstruct
18740	19222	alignment, 0, 0);
18741	19223	ZigType *dest_slice_type = get_slice_type(ira->codegen, dest_ptr_type);
18742	19224
18743		return ir_resolve_cast(ira, &instruction->base, target, dest_slice_type, CastOpResizeSlice, true);
	19225	if (instr_is_comptime(target)) {
	19226	ConstExprValue *target_val = ir_resolve_const(ira, target, UndefBad);
	19227	if (target_val == nullptr)
	19228	return ira->codegen->invalid_instruction;
	19229
	19230	IrInstruction *result = ir_const(ira, &instruction->base, dest_slice_type);
	19231	result->value.data.x_struct.fields = create_const_vals(2);
	19232
	19233	ConstExprValue *ptr_val = &result->value.data.x_struct.fields[slice_ptr_index];
	19234	ConstExprValue *target_ptr_val = &target_val->data.x_struct.fields[slice_ptr_index];
	19235	copy_const_val(ptr_val, target_ptr_val, false);
	19236	ptr_val->type = dest_ptr_type;
	19237
	19238	ConstExprValue *len_val = &result->value.data.x_struct.fields[slice_len_index];
	19239	len_val->special = ConstValSpecialStatic;
	19240	len_val->type = ira->codegen->builtin_types.entry_usize;
	19241	ConstExprValue *target_len_val = &target_val->data.x_struct.fields[slice_len_index];
	19242	ZigType *elem_type = src_ptr_type->data.pointer.child_type;
	19243	BigInt elem_size_bigint;
	19244	bigint_init_unsigned(&elem_size_bigint, type_size(ira->codegen, elem_type));
	19245	bigint_mul(&len_val->data.x_bigint, &target_len_val->data.x_bigint, &elem_size_bigint);
	19246
	19247	return result;
	19248	}
	19249
	19250	IrInstruction *result = ir_build_resize_slice(ira, &instruction->base, target, dest_slice_type);
	19251	ir_add_alloca(ira, result, dest_slice_type);
	19252	return result;
18744	19253	}
18745	19254
18746	19255	static Error resolve_ptr_align(IrAnalyze ira, ZigType ty, uint32_t *result_align) {
...	...	@@ -18952,10 +19461,12 @@ static IrInstruction ir_analyze_instruction_memset(IrAnalyze ira, IrInstructio
18952	19461	if (type_is_invalid(casted_count->value.type))
18953	19462	return ira->codegen->invalid_instruction;
18954	19463
	19464	// TODO test this at comptime with u8 and non-u8 types
18955	19465	if (casted_dest_ptr->value.special == ConstValSpecialStatic &&
18956	19466	casted_byte->value.special == ConstValSpecialStatic &&
18957	19467	casted_count->value.special == ConstValSpecialStatic &&
18958		casted_dest_ptr->value.data.x_ptr.special != ConstPtrSpecialHardCodedAddr)
	19468	casted_dest_ptr->value.data.x_ptr.special != ConstPtrSpecialHardCodedAddr &&
	19469	casted_dest_ptr->value.data.x_ptr.mut != ConstPtrMutRuntimeVar)
18959	19470	{
18960	19471	ConstExprValue *dest_ptr_val = &casted_dest_ptr->value;
18961	19472
...	...	@@ -19074,6 +19585,8 @@ static IrInstruction ir_analyze_instruction_memcpy(IrAnalyze ira, IrInstructio
19074	19585	if (type_is_invalid(casted_count->value.type))
19075	19586	return ira->codegen->invalid_instruction;
19076	19587
	19588	// TODO test this at comptime with u8 and non-u8 types
	19589	// TODO test with dest ptr being a global runtime variable
19077	19590	if (casted_dest_ptr->value.special == ConstValSpecialStatic &&
19078	19591	casted_src_ptr->value.special == ConstValSpecialStatic &&
19079	19592	casted_count->value.special == ConstValSpecialStatic &&
...	...	@@ -20242,7 +20755,7 @@ static IrInstruction ir_analyze_instruction_check_switch_prongs(IrAnalyze ira,
20242	20755	} else {
20243	20756	seenFalse += 1;
20244	20757	}
20245
	20758
20246	20759	if ((seenTrue > 1) \|\| (seenFalse > 1)) {
20247	20760	ir_add_error(ira, value, buf_sprintf("duplicate switch value"));
20248	20761	return ira->codegen->invalid_instruction;
...	...	@@ -20375,7 +20888,7 @@ static IrInstruction ir_align_cast(IrAnalyze ira, IrInstruction *target, uint3
20375	20888	}
20376	20889
20377	20890	static IrInstruction ir_analyze_ptr_cast(IrAnalyze ira, IrInstruction source_instr, IrInstruction ptr,
20378		ZigType dest_type, IrInstruction dest_type_src)
	20891	ZigType dest_type, IrInstruction dest_type_src, bool safety_check_on)
20379	20892	{
20380	20893	Error err;
20381	20894
...	...	@@ -20385,12 +20898,14 @@ static IrInstruction ir_analyze_ptr_cast(IrAnalyze ira, IrInstruction *source_
20385	20898	// We have a check for zero bits later so we use get_src_ptr_type to
20386	20899	// validate src_type and dest_type.
20387	20900
20388		if (get_src_ptr_type(src_type) == nullptr) {
	20901	ZigType *src_ptr_type = get_src_ptr_type(src_type);
	20902	if (src_ptr_type == nullptr) {
20389	20903	ir_add_error(ira, ptr, buf_sprintf("expected pointer, found '%s'", buf_ptr(&src_type->name)));
20390	20904	return ira->codegen->invalid_instruction;
20391	20905	}
20392	20906
20393		if (get_src_ptr_type(dest_type) == nullptr) {
	20907	ZigType *dest_ptr_type = get_src_ptr_type(dest_type);
	20908	if (dest_ptr_type == nullptr) {
20394	20909	ir_add_error(ira, dest_type_src,
20395	20910	buf_sprintf("expected pointer, found '%s'", buf_ptr(&dest_type->name)));
20396	20911	return ira->codegen->invalid_instruction;
...	...	@@ -20400,25 +20915,44 @@ static IrInstruction ir_analyze_ptr_cast(IrAnalyze ira, IrInstruction *source_
20400	20915	ir_add_error(ira, source_instr, buf_sprintf("cast discards const qualifier"));
20401	20916	return ira->codegen->invalid_instruction;
20402	20917	}
	20918	uint32_t src_align_bytes;
	20919	if ((err = resolve_ptr_align(ira, src_type, &src_align_bytes)))
	20920	return ira->codegen->invalid_instruction;
	20921
	20922	uint32_t dest_align_bytes;
	20923	if ((err = resolve_ptr_align(ira, dest_type, &dest_align_bytes)))
	20924	return ira->codegen->invalid_instruction;
20403	20925
20404	20926	if (instr_is_comptime(ptr)) {
20405		ConstExprValue *val = ir_resolve_const(ira, ptr, UndefOk);
	20927	bool dest_allows_addr_zero = ptr_allows_addr_zero(dest_type);
	20928	UndefAllowed is_undef_allowed = dest_allows_addr_zero ? UndefOk : UndefBad;
	20929	ConstExprValue *val = ir_resolve_const(ira, ptr, is_undef_allowed);
20406	20930	if (!val)
20407	20931	return ira->codegen->invalid_instruction;
20408	20932
	20933	if (val->special == ConstValSpecialStatic) {
	20934	bool is_addr_zero = val->data.x_ptr.special == ConstPtrSpecialNull \|\|
	20935	(val->data.x_ptr.special == ConstPtrSpecialHardCodedAddr &&
	20936	val->data.x_ptr.data.hard_coded_addr.addr == 0);
	20937	if (is_addr_zero && !dest_allows_addr_zero) {
	20938	ir_add_error(ira, source_instr,
	20939	buf_sprintf("null pointer casted to type '%s'", buf_ptr(&dest_type->name)));
	20940	return ira->codegen->invalid_instruction;
	20941	}
	20942	}
	20943
20409	20944	IrInstruction *result = ir_const(ira, source_instr, dest_type);
20410	20945	copy_const_val(&result->value, val, false);
20411	20946	result->value.type = dest_type;
20412		return result;
20413		}
20414	20947
20415		uint32_t src_align_bytes;
20416		if ((err = resolve_ptr_align(ira, src_type, &src_align_bytes)))
20417		return ira->codegen->invalid_instruction;
	20948	// Keep the bigger alignment, it can only help-
	20949	// unless the target is zero bits.
	20950	if (src_align_bytes > dest_align_bytes && type_has_bits(dest_type)) {
	20951	result = ir_align_cast(ira, result, src_align_bytes, false);
	20952	}
20418	20953
20419		uint32_t dest_align_bytes;
20420		if ((err = resolve_ptr_align(ira, dest_type, &dest_align_bytes)))
20421		return ira->codegen->invalid_instruction;
	20954	return result;
	20955	}
20422	20956
20423	20957	if (dest_align_bytes > src_align_bytes) {
20424	20958	ErrorMsg *msg = ir_add_error(ira, source_instr, buf_sprintf("cast increases pointer alignment"));
...	...	@@ -20429,7 +20963,7 @@ static IrInstruction ir_analyze_ptr_cast(IrAnalyze ira, IrInstruction *source_
20429	20963	return ira->codegen->invalid_instruction;
20430	20964	}
20431	20965
20432		IrInstruction *casted_ptr = ir_build_ptr_cast_gen(ira, source_instr, dest_type, ptr);
	20966	IrInstruction *casted_ptr = ir_build_ptr_cast_gen(ira, source_instr, dest_type, ptr, safety_check_on);
20433	20967
20434	20968	if (type_has_bits(dest_type) && !type_has_bits(src_type)) {
20435	20969	ErrorMsg *msg = ir_add_error(ira, source_instr,
...	...	@@ -20466,7 +21000,8 @@ static IrInstruction ir_analyze_instruction_ptr_cast(IrAnalyze ira, IrInstruct
20466	21000	if (type_is_invalid(src_type))
20467	21001	return ira->codegen->invalid_instruction;
20468	21002
20469		return ir_analyze_ptr_cast(ira, &instruction->base, ptr, dest_type, dest_type_value);
	21003	return ir_analyze_ptr_cast(ira, &instruction->base, ptr, dest_type, dest_type_value,
	21004	instruction->safety_check_on);
20470	21005	}
20471	21006
20472	21007	static void buf_write_value_bytes_array(CodeGen codegen, uint8_t buf, ConstExprValue *val, size_t len) {
...	...	@@ -20529,7 +21064,79 @@ static void buf_write_value_bytes(CodeGen codegen, uint8_t buf, ConstExprValue
20529	21064	case ZigTypeIdVector:
20530	21065	return buf_write_value_bytes_array(codegen, buf, val, val->type->data.vector.len);
20531	21066	case ZigTypeIdStruct:
20532		zig_panic("TODO buf_write_value_bytes struct type");
	21067	switch (val->type->data.structure.layout) {
	21068	case ContainerLayoutAuto:
	21069	zig_unreachable();
	21070	case ContainerLayoutExtern: {
	21071	size_t src_field_count = val->type->data.structure.src_field_count;
	21072	for (size_t field_i = 0; field_i < src_field_count; field_i += 1) {
	21073	TypeStructField *type_field = &val->type->data.structure.fields[field_i];
	21074	if (type_field->gen_index == SIZE_MAX)
	21075	continue;
	21076	ConstExprValue *field_val = &val->data.x_struct.fields[field_i];
	21077	size_t offset = LLVMOffsetOfElement(codegen->target_data_ref, val->type->type_ref,
	21078	type_field->gen_index);
	21079	buf_write_value_bytes(codegen, buf + offset, field_val);
	21080	}
	21081	return;
	21082	}
	21083	case ContainerLayoutPacked: {
	21084	size_t src_field_count = val->type->data.structure.src_field_count;
	21085	size_t gen_field_count = val->type->data.structure.gen_field_count;
	21086	size_t gen_i = 0;
	21087	size_t src_i = 0;
	21088	size_t offset = 0;
	21089	bool is_big_endian = codegen->is_big_endian;
	21090	uint8_t child_buf_prealloc[16];
	21091	size_t child_buf_len = 16;
	21092	uint8_t *child_buf = child_buf_prealloc;
	21093	while (gen_i < gen_field_count) {
	21094	LLVMTypeRef gen_llvm_int_type = LLVMStructGetTypeAtIndex(val->type->type_ref,
	21095	(unsigned)gen_i);
	21096	size_t big_int_bit_count = LLVMGetIntTypeWidth(gen_llvm_int_type);
	21097	size_t big_int_byte_count = big_int_bit_count / 8;
	21098	if (big_int_byte_count > child_buf_len) {
	21099	child_buf = allocate_nonzero<uint8_t>(big_int_byte_count);
	21100	child_buf_len = big_int_byte_count;
	21101	}
	21102	BigInt big_int;
	21103	bigint_init_unsigned(&big_int, 0);
	21104	size_t used_bits = 0;
	21105	while (src_i < src_field_count) {
	21106	TypeStructField *field = &val->type->data.structure.fields[src_i];
	21107	assert(field->gen_index != SIZE_MAX);
	21108	if (field->gen_index != gen_i)
	21109	break;
	21110	uint32_t packed_bits_size = type_size_bits(codegen, field->type_entry);
	21111	buf_write_value_bytes(codegen, child_buf, &val->data.x_struct.fields[src_i]);
	21112	BigInt child_val;
	21113	bigint_read_twos_complement(&child_val, child_buf, packed_bits_size, is_big_endian,
	21114	false);
	21115	if (is_big_endian) {
	21116	BigInt shift_amt;
	21117	bigint_init_unsigned(&shift_amt, packed_bits_size);
	21118	BigInt shifted;
	21119	bigint_shl(&shifted, &big_int, &shift_amt);
	21120	bigint_or(&big_int, &shifted, &child_val);
	21121	} else {
	21122	BigInt shift_amt;
	21123	bigint_init_unsigned(&shift_amt, used_bits);
	21124	BigInt child_val_shifted;
	21125	bigint_shl(&child_val_shifted, &child_val, &shift_amt);
	21126	BigInt tmp;
	21127	bigint_or(&tmp, &big_int, &child_val_shifted);
	21128	big_int = tmp;
	21129	used_bits += packed_bits_size;
	21130	}
	21131	src_i += 1;
	21132	}
	21133	bigint_write_twos_complement(&big_int, buf + offset, big_int_bit_count, is_big_endian);
	21134	offset += big_int_byte_count;
	21135	gen_i += 1;
	21136	}
	21137	return;
	21138	}
	21139	}
20533	21140	case ZigTypeIdOptional:
20534	21141	zig_panic("TODO buf_write_value_bytes maybe type");
20535	21142	case ZigTypeIdErrorUnion:
...	...	@@ -20656,8 +21263,62 @@ static Error buf_read_value_bytes(IrAnalyze ira, CodeGen codegen, AstNode *sou
20656	21263	}
20657	21264	return ErrorNone;
20658	21265	}
20659		case ContainerLayoutPacked:
20660		zig_panic("TODO buf_read_value_bytes packed struct");
	21266	case ContainerLayoutPacked: {
	21267	size_t src_field_count = val->type->data.structure.src_field_count;
	21268	val->data.x_struct.fields = create_const_vals(src_field_count);
	21269	size_t gen_field_count = val->type->data.structure.gen_field_count;
	21270	size_t gen_i = 0;
	21271	size_t src_i = 0;
	21272	size_t offset = 0;
	21273	bool is_big_endian = codegen->is_big_endian;
	21274	uint8_t child_buf_prealloc[16];
	21275	size_t child_buf_len = 16;
	21276	uint8_t *child_buf = child_buf_prealloc;
	21277	while (gen_i < gen_field_count) {
	21278	LLVMTypeRef gen_llvm_int_type = LLVMStructGetTypeAtIndex(val->type->type_ref,
	21279	(unsigned)gen_i);
	21280	size_t big_int_bit_count = LLVMGetIntTypeWidth(gen_llvm_int_type);
	21281	size_t big_int_byte_count = big_int_bit_count / 8;
	21282	if (big_int_byte_count > child_buf_len) {
	21283	child_buf = allocate_nonzero<uint8_t>(big_int_byte_count);
	21284	child_buf_len = big_int_byte_count;
	21285	}
	21286	BigInt big_int;
	21287	bigint_read_twos_complement(&big_int, buf + offset, big_int_bit_count, is_big_endian, false);
	21288	while (src_i < src_field_count) {
	21289	TypeStructField *field = &val->type->data.structure.fields[src_i];
	21290	assert(field->gen_index != SIZE_MAX);
	21291	if (field->gen_index != gen_i)
	21292	break;
	21293	ConstExprValue *field_val = &val->data.x_struct.fields[src_i];
	21294	field_val->special = ConstValSpecialStatic;
	21295	field_val->type = field->type_entry;
	21296	uint32_t packed_bits_size = type_size_bits(codegen, field->type_entry);
	21297
	21298	BigInt child_val;
	21299	if (is_big_endian) {
	21300	zig_panic("TODO buf_read_value_bytes packed struct big endian");
	21301	} else {
	21302	BigInt packed_bits_size_bi;
	21303	bigint_init_unsigned(&packed_bits_size_bi, packed_bits_size);
	21304	bigint_truncate(&child_val, &big_int, packed_bits_size, false);
	21305	BigInt tmp;
	21306	bigint_shr(&tmp, &big_int, &packed_bits_size_bi);
	21307	big_int = tmp;
	21308	}
	21309
	21310	bigint_write_twos_complement(&child_val, child_buf, big_int_bit_count, is_big_endian);
	21311	if ((err = buf_read_value_bytes(ira, codegen, source_node, child_buf, field_val))) {
	21312	return err;
	21313	}
	21314
	21315	src_i += 1;
	21316	}
	21317	offset += big_int_byte_count;
	21318	gen_i += 1;
	21319	}
	21320	return ErrorNone;
	21321	}
20661	21322	}
20662	21323	zig_unreachable();
20663	21324	case ZigTypeIdOptional:
...	...	@@ -20674,32 +21335,10 @@ static Error buf_read_value_bytes(IrAnalyze ira, CodeGen codegen, AstNode *sou
20674	21335	zig_unreachable();
20675	21336	}
20676	21337
20677		static IrInstruction ir_analyze_instruction_bit_cast(IrAnalyze ira, IrInstructionBitCast *instruction) {
20678		Error err;
20679		IrInstruction *dest_type_value = instruction->dest_type->child;
20680		ZigType *dest_type = ir_resolve_type(ira, dest_type_value);
20681		if (type_is_invalid(dest_type))
20682		return ira->codegen->invalid_instruction;
20683
20684		IrInstruction *value = instruction->value->child;
20685		ZigType *src_type = value->value.type;
20686		if (type_is_invalid(src_type))
20687		return ira->codegen->invalid_instruction;
20688
20689		if ((err = type_resolve(ira->codegen, dest_type, ResolveStatusSizeKnown)))
20690		return ira->codegen->invalid_instruction;
20691
20692		if ((err = type_resolve(ira->codegen, src_type, ResolveStatusSizeKnown)))
20693		return ira->codegen->invalid_instruction;
20694
20695		if (get_codegen_ptr_type(src_type) != nullptr) {
20696		ir_add_error(ira, value,
20697		buf_sprintf("unable to @bitCast from pointer type '%s'", buf_ptr(&src_type->name)));
20698		return ira->codegen->invalid_instruction;
20699		}
20700
20701		switch (src_type->id) {
	21338	static bool type_can_bit_cast(ZigType *t) {
	21339	switch (t->id) {
20702	21340	case ZigTypeIdInvalid:
	21341	zig_unreachable();
20703	21342	case ZigTypeIdMetaType:
20704	21343	case ZigTypeIdOpaque:
20705	21344	case ZigTypeIdBoundFn:
...	...	@@ -20710,42 +21349,36 @@ static IrInstruction ir_analyze_instruction_bit_cast(IrAnalyze ira, IrInstruct
20710	21349	case ZigTypeIdComptimeInt:
20711	21350	case ZigTypeIdUndefined:
20712	21351	case ZigTypeIdNull:
20713		ir_add_error(ira, dest_type_value,
20714		buf_sprintf("unable to @bitCast from type '%s'", buf_ptr(&src_type->name)));
20715		return ira->codegen->invalid_instruction;
	21352	case ZigTypeIdPointer:
	21353	return false;
20716	21354	default:
20717		break;
	21355	// TODO list these types out explicitly, there are probably some other invalid ones here
	21356	return true;
20718	21357	}
	21358	}
20719	21359
20720		if (get_codegen_ptr_type(dest_type) != nullptr) {
20721		ir_add_error(ira, dest_type_value,
20722		buf_sprintf("unable to @bitCast to pointer type '%s'", buf_ptr(&dest_type->name)));
	21360	static IrInstruction ir_analyze_bit_cast(IrAnalyze ira, IrInstruction source_instr, IrInstruction value,
	21361	ZigType *dest_type)
	21362	{
	21363	Error err;
	21364
	21365	ZigType *src_type = value->value.type;
	21366	assert(get_codegen_ptr_type(src_type) == nullptr);
	21367	assert(type_can_bit_cast(src_type));
	21368	assert(get_codegen_ptr_type(dest_type) == nullptr);
	21369	assert(type_can_bit_cast(dest_type));
	21370
	21371	if ((err = type_resolve(ira->codegen, dest_type, ResolveStatusSizeKnown)))
	21372	return ira->codegen->invalid_instruction;
	21373
	21374	if ((err = type_resolve(ira->codegen, src_type, ResolveStatusSizeKnown)))
20723	21375	return ira->codegen->invalid_instruction;
20724		}
20725	21376
20726		switch (dest_type->id) {
20727		case ZigTypeIdInvalid:
20728		case ZigTypeIdMetaType:
20729		case ZigTypeIdOpaque:
20730		case ZigTypeIdBoundFn:
20731		case ZigTypeIdArgTuple:
20732		case ZigTypeIdNamespace:
20733		case ZigTypeIdUnreachable:
20734		case ZigTypeIdComptimeFloat:
20735		case ZigTypeIdComptimeInt:
20736		case ZigTypeIdUndefined:
20737		case ZigTypeIdNull:
20738		ir_add_error(ira, dest_type_value,
20739		buf_sprintf("unable to @bitCast to type '%s'", buf_ptr(&dest_type->name)));
20740		return ira->codegen->invalid_instruction;
20741		default:
20742		break;
20743		}
20744	21377
20745	21378	uint64_t dest_size_bytes = type_size(ira->codegen, dest_type);
20746	21379	uint64_t src_size_bytes = type_size(ira->codegen, src_type);
20747	21380	if (dest_size_bytes != src_size_bytes) {
20748		ir_add_error(ira, &instruction->base,
	21381	ir_add_error(ira, source_instr,
20749	21382	buf_sprintf("destination type '%s' has size %" ZIG_PRI_u64 " but source type '%s' has size %" ZIG_PRI_u64,
20750	21383	buf_ptr(&dest_type->name), dest_size_bytes,
20751	21384	buf_ptr(&src_type->name), src_size_bytes));
...	...	@@ -20755,7 +21388,7 @@ static IrInstruction ir_analyze_instruction_bit_cast(IrAnalyze ira, IrInstruct
20755	21388	uint64_t dest_size_bits = type_size_bits(ira->codegen, dest_type);
20756	21389	uint64_t src_size_bits = type_size_bits(ira->codegen, src_type);
20757	21390	if (dest_size_bits != src_size_bits) {
20758		ir_add_error(ira, &instruction->base,
	21391	ir_add_error(ira, source_instr,
20759	21392	buf_sprintf("destination type '%s' has %" ZIG_PRI_u64 " bits but source type '%s' has %" ZIG_PRI_u64 " bits",
20760	21393	buf_ptr(&dest_type->name), dest_size_bits,
20761	21394	buf_ptr(&src_type->name), src_size_bits));
...	...	@@ -20767,44 +21400,64 @@ static IrInstruction ir_analyze_instruction_bit_cast(IrAnalyze ira, IrInstruct
20767	21400	if (!val)
20768	21401	return ira->codegen->invalid_instruction;
20769	21402
20770		IrInstruction *result = ir_const(ira, &instruction->base, dest_type);
	21403	IrInstruction *result = ir_const(ira, source_instr, dest_type);
20771	21404	uint8_t *buf = allocate_nonzero<uint8_t>(src_size_bytes);
20772	21405	buf_write_value_bytes(ira->codegen, buf, val);
20773		if ((err = buf_read_value_bytes(ira, ira->codegen, instruction->base.source_node, buf, &result->value)))
	21406	if ((err = buf_read_value_bytes(ira, ira->codegen, source_instr->source_node, buf, &result->value)))
20774	21407	return ira->codegen->invalid_instruction;
20775	21408	return result;
20776	21409	}
20777	21410
20778		IrInstruction *result = ir_build_bit_cast(&ira->new_irb, instruction->base.scope,
20779		instruction->base.source_node, nullptr, value);
20780		result->value.type = dest_type;
	21411	IrInstruction *result = ir_build_bit_cast_gen(ira, source_instr, value, dest_type);
	21412	if (handle_is_ptr(dest_type) && !handle_is_ptr(src_type)) {
	21413	ir_add_alloca(ira, result, dest_type);
	21414	}
20781	21415	return result;
20782	21416	}
20783	21417
20784		static IrInstruction ir_analyze_instruction_int_to_ptr(IrAnalyze ira, IrInstructionIntToPtr *instruction) {
20785		Error err;
	21418	static IrInstruction ir_analyze_instruction_bit_cast(IrAnalyze ira, IrInstructionBitCast *instruction) {
20786	21419	IrInstruction *dest_type_value = instruction->dest_type->child;
20787	21420	ZigType *dest_type = ir_resolve_type(ira, dest_type_value);
20788	21421	if (type_is_invalid(dest_type))
20789	21422	return ira->codegen->invalid_instruction;
20790	21423
20791		// We explicitly check for the size, so we can use get_src_ptr_type
20792		if (get_src_ptr_type(dest_type) == nullptr) {
20793		ir_add_error(ira, dest_type_value, buf_sprintf("expected pointer, found '%s'", buf_ptr(&dest_type->name)));
	21424	IrInstruction *value = instruction->value->child;
	21425	ZigType *src_type = value->value.type;
	21426	if (type_is_invalid(src_type))
	21427	return ira->codegen->invalid_instruction;
	21428
	21429	if (get_codegen_ptr_type(src_type) != nullptr) {
	21430	ir_add_error(ira, value,
	21431	buf_sprintf("unable to @bitCast from pointer type '%s'", buf_ptr(&src_type->name)));
20794	21432	return ira->codegen->invalid_instruction;
20795	21433	}
20796	21434
20797		if ((err = type_resolve(ira->codegen, dest_type, ResolveStatusZeroBitsKnown)))
	21435	if (!type_can_bit_cast(src_type)) {
	21436	ir_add_error(ira, dest_type_value,
	21437	buf_sprintf("unable to @bitCast from type '%s'", buf_ptr(&src_type->name)));
20798	21438	return ira->codegen->invalid_instruction;
20799		if (!type_has_bits(dest_type)) {
	21439	}
	21440
	21441	if (get_codegen_ptr_type(dest_type) != nullptr) {
20800	21442	ir_add_error(ira, dest_type_value,
20801		buf_sprintf("type '%s' has 0 bits and cannot store information", buf_ptr(&dest_type->name)));
	21443	buf_sprintf("unable to @bitCast to pointer type '%s'", buf_ptr(&dest_type->name)));
20802	21444	return ira->codegen->invalid_instruction;
20803	21445	}
20804	21446
20805		IrInstruction *target = instruction->target->child;
20806		if (type_is_invalid(target->value.type))
	21447	if (!type_can_bit_cast(dest_type)) {
	21448	ir_add_error(ira, dest_type_value,
	21449	buf_sprintf("unable to @bitCast to type '%s'", buf_ptr(&dest_type->name)));
20807	21450	return ira->codegen->invalid_instruction;
	21451	}
	21452
	21453	return ir_analyze_bit_cast(ira, &instruction->base, value, dest_type);
	21454	}
	21455
	21456	static IrInstruction ir_analyze_int_to_ptr(IrAnalyze ira, IrInstruction source_instr, IrInstruction target,
	21457	ZigType *ptr_type)
	21458	{
	21459	assert(get_src_ptr_type(ptr_type) != nullptr);
	21460	assert(type_has_bits(ptr_type));
20808	21461
20809	21462	IrInstruction *casted_int = ir_implicit_cast(ira, target, ira->codegen->builtin_types.entry_usize);
20810	21463	if (type_is_invalid(casted_int->value.type))
...	...	@@ -20815,19 +21468,48 @@ static IrInstruction ir_analyze_instruction_int_to_ptr(IrAnalyze ira, IrInstru
20815	21468	if (!val)
20816	21469	return ira->codegen->invalid_instruction;
20817	21470
20818		IrInstruction *result = ir_const(ira, &instruction->base, dest_type);
	21471	IrInstruction *result = ir_const(ira, source_instr, ptr_type);
20819	21472	result->value.data.x_ptr.special = ConstPtrSpecialHardCodedAddr;
20820	21473	result->value.data.x_ptr.mut = ConstPtrMutRuntimeVar;
20821	21474	result->value.data.x_ptr.data.hard_coded_addr.addr = bigint_as_unsigned(&val->data.x_bigint);
20822	21475	return result;
20823	21476	}
20824	21477
20825		IrInstruction *result = ir_build_int_to_ptr(&ira->new_irb, instruction->base.scope,
20826		instruction->base.source_node, nullptr, casted_int);
20827		result->value.type = dest_type;
	21478	IrInstruction *result = ir_build_int_to_ptr(&ira->new_irb, source_instr->scope,
	21479	source_instr->source_node, nullptr, casted_int);
	21480	result->value.type = ptr_type;
20828	21481	return result;
20829	21482	}
20830	21483
	21484	static IrInstruction ir_analyze_instruction_int_to_ptr(IrAnalyze ira, IrInstructionIntToPtr *instruction) {
	21485	Error err;
	21486	IrInstruction *dest_type_value = instruction->dest_type->child;
	21487	ZigType *dest_type = ir_resolve_type(ira, dest_type_value);
	21488	if (type_is_invalid(dest_type))
	21489	return ira->codegen->invalid_instruction;
	21490
	21491	// We explicitly check for the size, so we can use get_src_ptr_type
	21492	if (get_src_ptr_type(dest_type) == nullptr) {
	21493	ir_add_error(ira, dest_type_value, buf_sprintf("expected pointer, found '%s'", buf_ptr(&dest_type->name)));
	21494	return ira->codegen->invalid_instruction;
	21495	}
	21496
	21497	if ((err = type_resolve(ira->codegen, dest_type, ResolveStatusZeroBitsKnown)))
	21498	return ira->codegen->invalid_instruction;
	21499	if (!type_has_bits(dest_type)) {
	21500	ir_add_error(ira, dest_type_value,
	21501	buf_sprintf("type '%s' has 0 bits and cannot store information", buf_ptr(&dest_type->name)));
	21502	return ira->codegen->invalid_instruction;
	21503	}
	21504
	21505
	21506	IrInstruction *target = instruction->target->child;
	21507	if (type_is_invalid(target->value.type))
	21508	return ira->codegen->invalid_instruction;
	21509
	21510	return ir_analyze_int_to_ptr(ira, &instruction->base, target, dest_type);
	21511	}
	21512
20831	21513	static IrInstruction ir_analyze_instruction_decl_ref(IrAnalyze ira,
20832	21514	IrInstructionDeclRef *instruction)
20833	21515	{
...	...	@@ -20931,6 +21613,15 @@ static IrInstruction ir_analyze_instruction_ptr_type(IrAnalyze ira, IrInstruct
20931	21613	} else if (child_type->id == ZigTypeIdOpaque && instruction->ptr_len == PtrLenUnknown) {
20932	21614	ir_add_error(ira, &instruction->base, buf_sprintf("unknown-length pointer to opaque"));
20933	21615	return ira->codegen->invalid_instruction;
	21616	} else if (instruction->ptr_len == PtrLenC) {
	21617	if (!type_allowed_in_extern(ira->codegen, child_type)) {
	21618	ir_add_error(ira, &instruction->base,
	21619	buf_sprintf("C pointers cannot point to non-C-ABI-compatible type '%s'", buf_ptr(&child_type->name)));
	21620	return ira->codegen->invalid_instruction;
	21621	} else if (child_type->id == ZigTypeIdOpaque) {
	21622	ir_add_error(ira, &instruction->base, buf_sprintf("C pointers cannot point opaque types"));
	21623	return ira->codegen->invalid_instruction;
	21624	}
20934	21625	}
20935	21626
20936	21627	uint32_t align_bytes;
...	...	@@ -21068,20 +21759,10 @@ static IrInstruction ir_analyze_instruction_tag_type(IrAnalyze ira, IrInstruct
21068	21759
21069	21760	return ir_const_type(ira, &instruction->base, enum_type->data.enumeration.tag_int_type);
21070	21761	} else if (enum_type->id == ZigTypeIdUnion) {
21071		if ((err = ensure_complete_type(ira->codegen, enum_type)))
21072		return ira->codegen->invalid_instruction;
21073
21074		AstNode *decl_node = enum_type->data.unionation.decl_node;
21075		if (decl_node->data.container_decl.auto_enum \|\| decl_node->data.container_decl.init_arg_expr != nullptr) {
21076		assert(enum_type->data.unionation.tag_type != nullptr);
21077
21078		return ir_const_type(ira, &instruction->base, enum_type->data.unionation.tag_type);
21079		} else {
21080		ErrorMsg *msg = ir_add_error(ira, target_inst, buf_sprintf("union '%s' has no tag",
21081		buf_ptr(&enum_type->name)));
21082		add_error_note(ira->codegen, msg, decl_node, buf_sprintf("consider 'union(enum)' here"));
	21762	ZigType *tag_type = ir_resolve_union_tag_type(ira, instruction->target, enum_type);
	21763	if (type_is_invalid(tag_type))
21083	21764	return ira->codegen->invalid_instruction;
21084		}
	21765	return ir_const_type(ira, &instruction->base, tag_type);
21085	21766	} else {
21086	21767	ir_add_error(ira, target_inst, buf_sprintf("expected enum or union, found '%s'",
21087	21768	buf_ptr(&enum_type->name)));
...	...	@@ -21662,23 +22343,11 @@ static IrInstruction ir_analyze_instruction_bit_reverse(IrAnalyze ira, IrInstr
21662	22343
21663	22344
21664	22345	static IrInstruction ir_analyze_instruction_enum_to_int(IrAnalyze ira, IrInstructionEnumToInt *instruction) {
21665		Error err;
21666	22346	IrInstruction *target = instruction->target->child;
21667	22347	if (type_is_invalid(target->value.type))
21668	22348	return ira->codegen->invalid_instruction;
21669	22349
21670		if (target->value.type->id != ZigTypeIdEnum) {
21671		ir_add_error(ira, instruction->target,
21672		buf_sprintf("expected enum, found type '%s'", buf_ptr(&target->value.type->name)));
21673		return ira->codegen->invalid_instruction;
21674		}
21675
21676		if ((err = type_resolve(ira->codegen, target->value.type, ResolveStatusZeroBitsKnown)))
21677		return ira->codegen->invalid_instruction;
21678
21679		ZigType *tag_type = target->value.type->data.enumeration.tag_int_type;
21680
21681		return ir_analyze_enum_to_int(ira, &instruction->base, target, tag_type);
	22350	return ir_analyze_enum_to_int(ira, &instruction->base, target);
21682	22351	}
21683	22352
21684	22353	static IrInstruction ir_analyze_instruction_int_to_enum(IrAnalyze ira, IrInstructionIntToEnum *instruction) {
...	...	@@ -21750,6 +22419,9 @@ static IrInstruction ir_analyze_instruction_nocast(IrAnalyze ira, IrInstructio
21750	22419	case IrInstructionIdArrayToVector:
21751	22420	case IrInstructionIdVectorToArray:
21752	22421	case IrInstructionIdAssertZero:
	22422	case IrInstructionIdResizeSlice:
	22423	case IrInstructionIdLoadPtrGen:
	22424	case IrInstructionIdBitCastGen:
21753	22425	zig_unreachable();
21754	22426
21755	22427	case IrInstructionIdReturn:
...	...	@@ -22149,12 +22821,14 @@ bool ir_has_side_effects(IrInstruction *instruction) {
22149	22821	case IrInstructionIdCmpxchgGen:
22150	22822	case IrInstructionIdCmpxchgSrc:
22151	22823	case IrInstructionIdAssertZero:
	22824	case IrInstructionIdResizeSlice:
22152	22825	return true;
22153	22826
22154	22827	case IrInstructionIdPhi:
22155	22828	case IrInstructionIdUnOp:
22156	22829	case IrInstructionIdBinOp:
22157	22830	case IrInstructionIdLoadPtr:
	22831	case IrInstructionIdLoadPtrGen:
22158	22832	case IrInstructionIdConst:
22159	22833	case IrInstructionIdCast:
22160	22834	case IrInstructionIdContainerInitList:
...	...	@@ -22205,6 +22879,7 @@ bool ir_has_side_effects(IrInstruction *instruction) {
22205	22879	case IrInstructionIdPtrCastSrc:
22206	22880	case IrInstructionIdPtrCastGen:
22207	22881	case IrInstructionIdBitCast:
	22882	case IrInstructionIdBitCastGen:
22208	22883	case IrInstructionIdWidenOrShorten:
22209	22884	case IrInstructionIdPtrToInt:
22210	22885	case IrInstructionIdIntToPtr:

src/ir.hpp+1-1

...	...	@@ -16,7 +16,7 @@ bool ir_gen_fn(CodeGen g, ZigFn fn_entry);
16	16	ConstExprValue ir_eval_const_value(CodeGen codegen, Scope scope, AstNode node,
17	17	ZigType expected_type, size_t backward_branch_count, size_t backward_branch_quota,
18	18	ZigFn fn_entry, Buf c_import_buf, AstNode source_node, Buf exec_name,
19		IrExecutable *parent_exec);
	19	IrExecutable parent_exec, AstNode expected_type_source_node);
20	20
21	21	ZigType ir_analyze(CodeGen g, IrExecutable old_executable, IrExecutable new_executable,
22	22	ZigType expected_type, AstNode expected_type_source_node);

src/ir_print.cpp+27-3

...	...	@@ -336,6 +336,11 @@ static void ir_print_load_ptr(IrPrint irp, IrInstructionLoadPtr instruction) {
336	336	fprintf(irp->f, ".*");
337	337	}
338	338
	339	static void ir_print_load_ptr_gen(IrPrint irp, IrInstructionLoadPtrGen instruction) {
	340	ir_print_other_instruction(irp, instruction->ptr);
	341	fprintf(irp->f, ".*");
	342	}
	343
339	344	static void ir_print_store_ptr(IrPrint irp, IrInstructionStorePtr instruction) {
340	345	fprintf(irp->f, "*");
341	346	ir_print_var_instruction(irp, instruction->ptr);
...	...	@@ -915,14 +920,18 @@ static void ir_print_ptr_cast_gen(IrPrint irp, IrInstructionPtrCastGen instruc
915	920
916	921	static void ir_print_bit_cast(IrPrint irp, IrInstructionBitCast instruction) {
917	922	fprintf(irp->f, "@bitCast(");
918		if (instruction->dest_type) {
919		ir_print_other_instruction(irp, instruction->dest_type);
920		}
	923	ir_print_other_instruction(irp, instruction->dest_type);
921	924	fprintf(irp->f, ",");
922	925	ir_print_other_instruction(irp, instruction->value);
923	926	fprintf(irp->f, ")");
924	927	}
925	928
	929	static void ir_print_bit_cast_gen(IrPrint irp, IrInstructionBitCastGen instruction) {
	930	fprintf(irp->f, "@bitCast(");
	931	ir_print_other_instruction(irp, instruction->operand);
	932	fprintf(irp->f, ")");
	933	}
	934
926	935	static void ir_print_widen_or_shorten(IrPrint irp, IrInstructionWidenOrShorten instruction) {
927	936	fprintf(irp->f, "WidenOrShorten(");
928	937	ir_print_other_instruction(irp, instruction->target);
...	...	@@ -990,6 +999,12 @@ static void ir_print_assert_zero(IrPrint irp, IrInstructionAssertZero instruct
990	999	fprintf(irp->f, ")");
991	1000	}
992	1001
	1002	static void ir_print_resize_slice(IrPrint irp, IrInstructionResizeSlice instruction) {
	1003	fprintf(irp->f, "@resizeSlice(");
	1004	ir_print_other_instruction(irp, instruction->operand);
	1005	fprintf(irp->f, ")");
	1006	}
	1007
993	1008	static void ir_print_int_to_err(IrPrint irp, IrInstructionIntToErr instruction) {
994	1009	fprintf(irp->f, "inttoerr ");
995	1010	ir_print_other_instruction(irp, instruction->target);
...	...	@@ -1462,6 +1477,9 @@ static void ir_print_instruction(IrPrint irp, IrInstruction instruction) {
1462	1477	case IrInstructionIdLoadPtr:
1463	1478	ir_print_load_ptr(irp, (IrInstructionLoadPtr *)instruction);
1464	1479	break;
	1480	case IrInstructionIdLoadPtrGen:
	1481	ir_print_load_ptr_gen(irp, (IrInstructionLoadPtrGen *)instruction);
	1482	break;
1465	1483	case IrInstructionIdStorePtr:
1466	1484	ir_print_store_ptr(irp, (IrInstructionStorePtr *)instruction);
1467	1485	break;
...	...	@@ -1678,6 +1696,9 @@ static void ir_print_instruction(IrPrint irp, IrInstruction instruction) {
1678	1696	case IrInstructionIdBitCast:
1679	1697	ir_print_bit_cast(irp, (IrInstructionBitCast *)instruction);
1680	1698	break;
	1699	case IrInstructionIdBitCastGen:
	1700	ir_print_bit_cast_gen(irp, (IrInstructionBitCastGen *)instruction);
	1701	break;
1681	1702	case IrInstructionIdWidenOrShorten:
1682	1703	ir_print_widen_or_shorten(irp, (IrInstructionWidenOrShorten *)instruction);
1683	1704	break;
...	...	@@ -1852,6 +1873,9 @@ static void ir_print_instruction(IrPrint irp, IrInstruction instruction) {
1852	1873	case IrInstructionIdAssertZero:
1853	1874	ir_print_assert_zero(irp, (IrInstructionAssertZero *)instruction);
1854	1875	break;
	1876	case IrInstructionIdResizeSlice:
	1877	ir_print_resize_slice(irp, (IrInstructionResizeSlice *)instruction);
	1878	break;
1855	1879	}
1856	1880	fprintf(irp->f, "\n");
1857	1881	}

src/libc_installation.cpp created+498

...	...	@@ -0,0 +1,498 @@
	1	/*
	2	* Copyright (c) 2019 Andrew Kelley
	3	*
	4	* This file is part of zig, which is MIT licensed.
	5	* See http://opensource.org/licenses/MIT
	6	*/
	7
	8	#include "libc_installation.hpp"
	9	#include "os.hpp"
	10	#include "windows_sdk.h"
	11	#include "target.hpp"
	12
	13	static const char *zig_libc_keys[] = {
	14	"include_dir",
	15	"sys_include_dir",
	16	"crt_dir",
	17	"lib_dir",
	18	"static_lib_dir",
	19	"msvc_lib_dir",
	20	"kernel32_lib_dir",
	21	"dynamic_linker_path",
	22	};
	23
	24	static const size_t zig_libc_keys_len = array_length(zig_libc_keys);
	25
	26	static bool zig_libc_match_key(Slice<uint8_t> name, Slice<uint8_t> value, bool *found_keys,
	27	size_t index, Buf *field_ptr)
	28	{
	29	if (!memEql(name, str(zig_libc_keys[index]))) return false;
	30	buf_init_from_mem(field_ptr, (const char*)value.ptr, value.len);
	31	found_keys[index] = true;
	32	return true;
	33	}
	34
	35	static void zig_libc_init_empty(ZigLibCInstallation *libc) {
	36	*libc = {};
	37	buf_init_from_str(&libc->include_dir, "");
	38	buf_init_from_str(&libc->sys_include_dir, "");
	39	buf_init_from_str(&libc->crt_dir, "");
	40	buf_init_from_str(&libc->lib_dir, "");
	41	buf_init_from_str(&libc->static_lib_dir, "");
	42	buf_init_from_str(&libc->msvc_lib_dir, "");
	43	buf_init_from_str(&libc->kernel32_lib_dir, "");
	44	buf_init_from_str(&libc->dynamic_linker_path, "");
	45	}
	46
	47	Error zig_libc_parse(ZigLibCInstallation libc, Buf libc_file, const ZigTarget *target, bool verbose) {
	48	Error err;
	49	zig_libc_init_empty(libc);
	50
	51	bool found_keys[array_length(zig_libc_keys)] = {};
	52
	53	Buf *contents = buf_alloc();
	54	if ((err = os_fetch_file_path(libc_file, contents, false))) {
	55	if (err != ErrorFileNotFound && verbose) {
	56	fprintf(stderr, "Unable to read '%s': %s\n", buf_ptr(libc_file), err_str(err));
	57	}
	58	return err;
	59	}
	60
	61	SplitIterator it = memSplit(buf_to_slice(contents), str("\n"));
	62	for (;;) {
	63	Optional<Slice<uint8_t>> opt_line = SplitIterator_next(&it);
	64	if (!opt_line.is_some)
	65	break;
	66
	67	if (opt_line.value.len == 0 \|\| opt_line.value.ptr[0] == '#')
	68	continue;
	69
	70	SplitIterator line_it = memSplit(opt_line.value, str("="));
	71	Slice<uint8_t> name;
	72	if (!SplitIterator_next(&line_it).unwrap(&name)) {
	73	if (verbose) {
	74	fprintf(stderr, "missing equal sign after field name\n");
	75	}
	76	return ErrorSemanticAnalyzeFail;
	77	}
	78	Slice<uint8_t> value = SplitIterator_rest(&line_it);
	79	bool match = false;
	80	match = match \|\| zig_libc_match_key(name, value, found_keys, 0, &libc->include_dir);
	81	match = match \|\| zig_libc_match_key(name, value, found_keys, 1, &libc->sys_include_dir);
	82	match = match \|\| zig_libc_match_key(name, value, found_keys, 2, &libc->crt_dir);
	83	match = match \|\| zig_libc_match_key(name, value, found_keys, 3, &libc->lib_dir);
	84	match = match \|\| zig_libc_match_key(name, value, found_keys, 4, &libc->static_lib_dir);
	85	match = match \|\| zig_libc_match_key(name, value, found_keys, 5, &libc->msvc_lib_dir);
	86	match = match \|\| zig_libc_match_key(name, value, found_keys, 6, &libc->kernel32_lib_dir);
	87	match = match \|\| zig_libc_match_key(name, value, found_keys, 7, &libc->dynamic_linker_path);
	88	}
	89
	90	for (size_t i = 0; i < zig_libc_keys_len; i += 1) {
	91	if (!found_keys[i]) {
	92	if (verbose) {
	93	fprintf(stderr, "missing field: %s\n", zig_libc_keys[i]);
	94	}
	95	return ErrorSemanticAnalyzeFail;
	96	}
	97	}
	98
	99	if (buf_len(&libc->include_dir) == 0) {
	100	if (verbose) {
	101	fprintf(stderr, "include_dir may not be empty\n");
	102	}
	103	return ErrorSemanticAnalyzeFail;
	104	}
	105
	106	if (buf_len(&libc->sys_include_dir) == 0) {
	107	if (verbose) {
	108	fprintf(stderr, "sys_include_dir may not be empty\n");
	109	}
	110	return ErrorSemanticAnalyzeFail;
	111	}
	112
	113	if (buf_len(&libc->crt_dir) == 0) {
	114	if (!target_is_darwin(target)) {
	115	if (verbose) {
	116	fprintf(stderr, "crt_dir may not be empty for %s\n", target_os_name(target->os));
	117	}
	118	return ErrorSemanticAnalyzeFail;
	119	}
	120	}
	121
	122	if (buf_len(&libc->lib_dir) == 0) {
	123	if (!target_is_darwin(target) && target->os != OsWindows) {
	124	if (verbose) {
	125	fprintf(stderr, "lib_dir may not be empty for %s\n", target_os_name(target->os));
	126	}
	127	return ErrorSemanticAnalyzeFail;
	128	}
	129	}
	130
	131	if (buf_len(&libc->static_lib_dir) == 0) {
	132	if (!target_is_darwin(target) && target->os != OsWindows) {
	133	if (verbose) {
	134	fprintf(stderr, "static_lib_dir may not be empty for %s\n", target_os_name(target->os));
	135	}
	136	return ErrorSemanticAnalyzeFail;
	137	}
	138	}
	139
	140	if (buf_len(&libc->msvc_lib_dir) == 0) {
	141	if (target->os == OsWindows) {
	142	if (verbose) {
	143	fprintf(stderr, "msvc_lib_dir may not be empty for %s\n", target_os_name(target->os));
	144	}
	145	return ErrorSemanticAnalyzeFail;
	146	}
	147	}
	148
	149	if (buf_len(&libc->kernel32_lib_dir) == 0) {
	150	if (target->os == OsWindows) {
	151	if (verbose) {
	152	fprintf(stderr, "kernel32_lib_dir may not be empty for %s\n", target_os_name(target->os));
	153	}
	154	return ErrorSemanticAnalyzeFail;
	155	}
	156	}
	157
	158	if (buf_len(&libc->dynamic_linker_path) == 0) {
	159	if (!target_is_darwin(target) && target->os != OsWindows) {
	160	if (verbose) {
	161	fprintf(stderr, "dynamic_linker_path may not be empty for %s\n", target_os_name(target->os));
	162	}
	163	return ErrorSemanticAnalyzeFail;
	164	}
	165	}
	166
	167	return ErrorNone;
	168	}
	169
	170	#if defined(ZIG_OS_WINDOWS)
	171	static Error zig_libc_find_native_include_dir_windows(ZigLibCInstallation self, ZigWindowsSDK sdk, bool verbose) {
	172	Error err;
	173	if ((err = os_get_win32_ucrt_include_path(sdk, &self->include_dir))) {
	174	if (verbose) {
	175	fprintf(stderr, "Unable to determine libc include path: %s\n", err_str(err));
	176	}
	177	return err;
	178	}
	179	return ErrorNone;
	180	}
	181	static Error zig_libc_find_crt_dir_windows(ZigLibCInstallation self, ZigWindowsSDK sdk, ZigTarget *target,
	182	bool verbose)
	183	{
	184	Error err;
	185	if ((err = os_get_win32_ucrt_lib_path(sdk, &self->crt_dir, target->arch))) {
	186	if (verbose) {
	187	fprintf(stderr, "Unable to determine ucrt path: %s\n", err_str(err));
	188	}
	189	return err;
	190	}
	191	return ErrorNone;
	192	}
	193	static Error zig_libc_find_kernel32_lib_dir(ZigLibCInstallation self, ZigWindowsSDK sdk, ZigTarget *target,
	194	bool verbose)
	195	{
	196	Error err;
	197	if ((err = os_get_win32_kern32_path(sdk, &self->kernel32_lib_dir, target->arch))) {
	198	if (verbose) {
	199	fprintf(stderr, "Unable to determine kernel32 path: %s\n", err_str(err));
	200	}
	201	return err;
	202	}
	203	return ErrorNone;
	204	}
	205	static Error zig_libc_find_native_msvc_lib_dir(ZigLibCInstallation self, ZigWindowsSDK sdk, bool verbose) {
	206	if (sdk->msvc_lib_dir_ptr == nullptr) {
	207	if (verbose) {
	208	fprintf(stderr, "Unable to determine vcruntime.lib path\n");
	209	}
	210	return ErrorFileNotFound;
	211	}
	212	buf_init_from_mem(&self->msvc_lib_dir, sdk->msvc_lib_dir_ptr, sdk->msvc_lib_dir_len);
	213	return ErrorNone;
	214	}
	215	static Error zig_libc_find_native_msvc_include_dir(ZigLibCInstallation self, ZigWindowsSDK sdk, bool verbose) {
	216	Error err;
	217	if (sdk->msvc_lib_dir_ptr == nullptr) {
	218	if (verbose) {
	219	fprintf(stderr, "Unable to determine vcruntime.h path\n");
	220	}
	221	return ErrorFileNotFound;
	222	}
	223	Buf search_path = BUF_INIT;
	224	buf_init_from_mem(&search_path, sdk->msvc_lib_dir_ptr, sdk->msvc_lib_dir_len);
	225	buf_append_str(&search_path, "\\..\\..\\include");
	226
	227	Buf *vcruntime_path = buf_sprintf("%s\\vcruntime.h", buf_ptr(&search_path));
	228	bool exists;
	229	if ((err = os_file_exists(vcruntime_path, &exists))) {
	230	exists = false;
	231	}
	232	if (exists) {
	233	self->sys_include_dir = search_path;
	234	return ErrorNone;
	235	}
	236
	237	if (verbose) {
	238	fprintf(stderr, "Unable to determine vcruntime.h path\n");
	239	}
	240	return ErrorFileNotFound;
	241	}
	242	#else
	243	static Error zig_libc_find_native_include_dir_posix(ZigLibCInstallation *self, bool verbose) {
	244	const char *cc_exe = getenv("CC");
	245	cc_exe = (cc_exe == nullptr) ? "cc" : cc_exe;
	246	ZigList<const char *> args = {};
	247	args.append("-E");
	248	args.append("-Wp,-v");
	249	args.append("-xc");
	250	args.append("/dev/null");
	251	Termination term;
	252	Buf *out_stderr = buf_alloc();
	253	Buf *out_stdout = buf_alloc();
	254	Error err;
	255	if ((err = os_exec_process(cc_exe, args, &term, out_stderr, out_stdout))) {
	256	if (verbose) {
	257	fprintf(stderr, "unable to determine libc include path: executing '%s': %s\n", cc_exe, err_str(err));
	258	}
	259	return err;
	260	}
	261	if (term.how != TerminationIdClean \|\| term.code != 0) {
	262	if (verbose) {
	263	fprintf(stderr, "unable to determine libc include path: executing '%s' failed\n", cc_exe);
	264	}
	265	return ErrorCCompileErrors;
	266	}
	267	char *prev_newline = buf_ptr(out_stderr);
	268	ZigList<const char *> search_paths = {};
	269	for (;;) {
	270	char *newline = strchr(prev_newline, '\n');
	271	if (newline == nullptr) {
	272	break;
	273	}
	274	*newline = 0;
	275	if (prev_newline[0] == ' ') {
	276	search_paths.append(prev_newline);
	277	}
	278	prev_newline = newline + 1;
	279	}
	280	if (search_paths.length == 0) {
	281	if (verbose) {
	282	fprintf(stderr, "unable to determine libc include path: '%s' cannot find libc headers\n", cc_exe);
	283	}
	284	return ErrorCCompileErrors;
	285	}
	286	for (size_t i = 0; i < search_paths.length; i += 1) {
	287	// search in reverse order
	288	const char *search_path = search_paths.items[search_paths.length - i - 1];
	289	// cut off spaces
	290	while (*search_path == ' ') {
	291	search_path += 1;
	292	}
	293
	294	if (buf_len(&self->include_dir) == 0) {
	295	Buf *stdlib_path = buf_sprintf("%s/stdlib.h", search_path);
	296	bool exists;
	297	if ((err = os_file_exists(stdlib_path, &exists))) {
	298	exists = false;
	299	}
	300	if (exists) {
	301	buf_init_from_str(&self->include_dir, search_path);
	302	}
	303	}
	304	if (buf_len(&self->sys_include_dir) == 0) {
	305	Buf *stdlib_path = buf_sprintf("%s/sys/errno.h", search_path);
	306	bool exists;
	307	if ((err = os_file_exists(stdlib_path, &exists))) {
	308	exists = false;
	309	}
	310	if (exists) {
	311	buf_init_from_str(&self->sys_include_dir, search_path);
	312	}
	313	}
	314	if (buf_len(&self->include_dir) != 0 && buf_len(&self->sys_include_dir) != 0) {
	315	return ErrorNone;
	316	}
	317	}
	318	if (verbose) {
	319	if (buf_len(&self->include_dir) == 0) {
	320	fprintf(stderr, "unable to determine libc include path: stdlib.h not found in '%s' search paths\n", cc_exe);
	321	}
	322	if (buf_len(&self->sys_include_dir) == 0) {
	323	fprintf(stderr, "unable to determine libc include path: sys/errno.h not found in '%s' search paths\n", cc_exe);
	324	}
	325	}
	326	return ErrorFileNotFound;
	327	}
	328	#if !defined(ZIG_OS_DARWIN) && !defined(ZIG_OS_FREEBSD) && !defined(ZIG_OS_NETBSD)
	329	static Error zig_libc_cc_print_file_name(const char o_file, Buf out, bool want_dirname, bool verbose) {
	330	const char *cc_exe = getenv("CC");
	331	cc_exe = (cc_exe == nullptr) ? "cc" : cc_exe;
	332	ZigList<const char *> args = {};
	333	args.append(buf_ptr(buf_sprintf("-print-file-name=%s", o_file)));
	334	Termination term;
	335	Buf *out_stderr = buf_alloc();
	336	Buf *out_stdout = buf_alloc();
	337	Error err;
	338	if ((err = os_exec_process(cc_exe, args, &term, out_stderr, out_stdout))) {
	339	if (verbose) {
	340	fprintf(stderr, "unable to determine libc include path: executing '%s': %s\n", cc_exe, err_str(err));
	341	}
	342	return err;
	343	}
	344	if (term.how != TerminationIdClean \|\| term.code != 0) {
	345	if (verbose) {
	346	fprintf(stderr, "unable to determine libc include path: executing '%s' failed\n", cc_exe);
	347	}
	348	return ErrorCCompileErrors;
	349	}
	350	if (buf_ends_with_str(out_stdout, "\n")) {
	351	buf_resize(out_stdout, buf_len(out_stdout) - 1);
	352	}
	353	if (buf_len(out_stdout) == 0 \|\| buf_eql_str(out_stdout, o_file)) {
	354	return ErrorCCompilerCannotFindFile;
	355	}
	356	if (want_dirname) {
	357	os_path_dirname(out_stdout, out);
	358	} else {
	359	buf_init_from_buf(out, out_stdout);
	360	}
	361	return ErrorNone;
	362	}
	363	static Error zig_libc_find_native_crt_dir_posix(ZigLibCInstallation *self, bool verbose) {
	364	return zig_libc_cc_print_file_name("crt1.o", &self->crt_dir, true, verbose);
	365	}
	366	static Error zig_libc_find_native_lib_dir_posix(ZigLibCInstallation *self, bool verbose) {
	367	return zig_libc_cc_print_file_name("libgcc_s.so", &self->lib_dir, true, verbose);
	368	}
	369
	370	static Error zig_libc_find_native_static_lib_dir_posix(ZigLibCInstallation *self, bool verbose) {
	371	return zig_libc_cc_print_file_name("crtbegin.o", &self->static_lib_dir, true, verbose);
	372	}
	373	#endif
	374
	375	static Error zig_libc_find_native_dynamic_linker_posix(ZigLibCInstallation *self, bool verbose) {
	376	#if defined(ZIG_OS_LINUX)
	377	Error err;
	378	static const char *dyn_tests[] = {
	379	"ld-linux-x86-64.so.2",
	380	"ld-musl-x86_64.so.1",
	381	};
	382	for (size_t i = 0; i < array_length(dyn_tests); i += 1) {
	383	const char *lib_name = dyn_tests[i];
	384	if ((err = zig_libc_cc_print_file_name(lib_name, &self->dynamic_linker_path, false, true))) {
	385	if (err != ErrorCCompilerCannotFindFile)
	386	return err;
	387	continue;
	388	}
	389	return ErrorNone;
	390	}
	391	#endif
	392	ZigTarget native_target;
	393	get_native_target(&native_target);
	394	const char *dynamic_linker_path = target_dynamic_linker(&native_target);
	395	if (dynamic_linker_path != nullptr) {
	396	buf_init_from_str(&self->dynamic_linker_path, dynamic_linker_path);
	397	}
	398	return ErrorNone;
	399	}
	400	#endif
	401
	402	void zig_libc_render(ZigLibCInstallation self, FILE file) {
	403	fprintf(file,
	404	"# The directory that contains `stdlib.h`.\n"
	405	"# On POSIX, include directories be found with: `cc -E -Wp,-v -xc /dev/null`\n"
	406	"include_dir=%s\n"
	407	"# The system-specific include directory. May be the same as `include_dir`.\n"
	408	"# On Windows it's the directory that includes `vcruntime.h`.\n"
	409	"# On POSIX it's the directory that includes `sys/errno.h`.\n"
	410	"sys_include_dir=%s\n"
	411	"\n"
	412	"# The directory that contains `crt1.o`.\n"
	413	"# On POSIX, can be found with `cc -print-file-name=crt1.o`.\n"
	414	"# Not needed when targeting MacOS.\n"
	415	"crt_dir=%s\n"
	416	"\n"
	417	"# The directory that contains `libgcc_s.so`.\n"
	418	"# On POSIX, can be found with `cc -print-file-name=libgcc_s.so`.\n"
	419	"# Not needed when targeting MacOS or Windows.\n"
	420	"lib_dir=%s\n"
	421	"\n"
	422	"# The directory that contains `crtbegin.o`.\n"
	423	"# On POSIX, can be found with `cc -print-file-name=crtbegin.o`.\n"
	424	"# Not needed when targeting MacOS or Windows.\n"
	425	"static_lib_dir=%s\n"
	426	"\n"
	427	"# The directory that contains `vcruntime.lib`.\n"
	428	"# Only needed when targeting Windows.\n"
	429	"msvc_lib_dir=%s\n"
	430	"\n"
	431	"# The directory that contains `kernel32.lib`.\n"
	432	"# Only needed when targeting Windows.\n"
	433	"kernel32_lib_dir=%s\n"
	434	"\n"
	435	"# The full path to the dynamic linker, on the target system.\n"
	436	"# Not needed when targeting MacOS or Windows.\n"
	437	"dynamic_linker_path=%s\n"
	438	"\n"
	439	,
	440	buf_ptr(&self->include_dir),
	441	buf_ptr(&self->sys_include_dir),
	442	buf_ptr(&self->crt_dir),
	443	buf_ptr(&self->lib_dir),
	444	buf_ptr(&self->static_lib_dir),
	445	buf_ptr(&self->msvc_lib_dir),
	446	buf_ptr(&self->kernel32_lib_dir),
	447	buf_ptr(&self->dynamic_linker_path)
	448	);
	449	}
	450
	451	Error zig_libc_find_native(ZigLibCInstallation *self, bool verbose) {
	452	Error err;
	453	zig_libc_init_empty(self);
	454	#if defined(ZIG_OS_WINDOWS)
	455	ZigTarget native_target;
	456	get_native_target(&native_target);
	457	ZigWindowsSDK *sdk;
	458	switch (zig_find_windows_sdk(&sdk)) {
	459	case ZigFindWindowsSdkErrorNone:
	460	if ((err = zig_libc_find_native_msvc_include_dir(self, sdk, verbose)))
	461	return err;
	462	if ((err = zig_libc_find_native_msvc_lib_dir(self, sdk, verbose)))
	463	return err;
	464	if ((err = zig_libc_find_kernel32_lib_dir(self, sdk, &native_target, verbose)))
	465	return err;
	466	if ((err = zig_libc_find_native_include_dir_windows(self, sdk, verbose)))
	467	return err;
	468	if ((err = zig_libc_find_crt_dir_windows(self, sdk, &native_target, verbose)))
	469	return err;
	470	return ErrorNone;
	471	case ZigFindWindowsSdkErrorOutOfMemory:
	472	return ErrorNoMem;
	473	case ZigFindWindowsSdkErrorNotFound:
	474	return ErrorFileNotFound;
	475	case ZigFindWindowsSdkErrorPathTooLong:
	476	return ErrorPathTooLong;
	477	}
	478	zig_unreachable();
	479	#else
	480	if ((err = zig_libc_find_native_include_dir_posix(self, verbose)))
	481	return err;
	482	#if defined(ZIG_OS_FREEBSD) \|\| defined(ZIG_OS_NETBSD)
	483	buf_init_from_str(&self->crt_dir, "/usr/lib");
	484	buf_init_from_str(&self->lib_dir, "/usr/lib");
	485	buf_init_from_str(&self->static_lib_dir, "/usr/lib");
	486	#elif !defined(ZIG_OS_DARWIN)
	487	if ((err = zig_libc_find_native_crt_dir_posix(self, verbose)))
	488	return err;
	489	if ((err = zig_libc_find_native_lib_dir_posix(self, verbose)))
	490	return err;
	491	if ((err = zig_libc_find_native_static_lib_dir_posix(self, verbose)))
	492	return err;
	493	#endif
	494	if ((err = zig_libc_find_native_dynamic_linker_posix(self, verbose)))
	495	return err;
	496	return ErrorNone;
	497	#endif
	498	}

src/libc_installation.hpp created+35

...	...	@@ -0,0 +1,35 @@
	1	/*
	2	* Copyright (c) 2019 Andrew Kelley
	3	*
	4	* This file is part of zig, which is MIT licensed.
	5	* See http://opensource.org/licenses/MIT
	6	*/
	7
	8	#ifndef ZIG_LIBC_INSTALLATION_HPP
	9	#define ZIG_LIBC_INSTALLATION_HPP
	10
	11	#include <stdio.h>
	12
	13	#include "buffer.hpp"
	14	#include "error.hpp"
	15	#include "target.hpp"
	16
	17	// Must be synchronized with zig_libc_keys
	18	struct ZigLibCInstallation {
	19	Buf include_dir;
	20	Buf sys_include_dir;
	21	Buf crt_dir;
	22	Buf lib_dir;
	23	Buf static_lib_dir;
	24	Buf msvc_lib_dir;
	25	Buf kernel32_lib_dir;
	26	Buf dynamic_linker_path;
	27	};
	28
	29	Error ATTRIBUTE_MUST_USE zig_libc_parse(ZigLibCInstallation libc, Buf libc_file,
	30	const ZigTarget *target, bool verbose);
	31	void zig_libc_render(ZigLibCInstallation self, FILE file);
	32
	33	Error ATTRIBUTE_MUST_USE zig_libc_find_native(ZigLibCInstallation *self, bool verbose);
	34
	35	#endif

src/link.cpp+75-114

...	...	@@ -17,32 +17,33 @@ struct LinkJob {
17	17	HashMap<Buf *, bool, buf_hash, buf_eql_buf> rpath_table;
18	18	};
19	19
20		static const char get_libc_file(CodeGen g, const char *file) {
	20	static const char get_libc_crt_file(CodeGen g, const char *file) {
	21	assert(g->libc != nullptr);
21	22	Buf *out_buf = buf_alloc();
22		os_path_join(g->libc_lib_dir, buf_create_from_str(file), out_buf);
	23	os_path_join(&g->libc->crt_dir, buf_create_from_str(file), out_buf);
23	24	return buf_ptr(out_buf);
24	25	}
25	26
26	27	static const char get_libc_static_file(CodeGen g, const char *file) {
	28	assert(g->libc != nullptr);
27	29	Buf *out_buf = buf_alloc();
28		os_path_join(g->libc_static_lib_dir, buf_create_from_str(file), out_buf);
	30	os_path_join(&g->libc->static_lib_dir, buf_create_from_str(file), out_buf);
29	31	return buf_ptr(out_buf);
30	32	}
31	33
32	34	static Buf build_a_raw(CodeGen parent_gen, const char aname, Buf full_path) {
33		ZigTarget *child_target = parent_gen->is_native_target ? nullptr : &parent_gen->zig_target;
34
35	35	// The Mach-O LLD code is not well maintained, and trips an assertion
36	36	// when we link compiler_rt and builtin as libraries rather than objects.
37	37	// Here we workaround this by having compiler_rt and builtin be objects.
38	38	// TODO write our own linker. https://github.com/ziglang/zig/issues/1535
39	39	OutType child_out_type = OutTypeLib;
40		if (parent_gen->zig_target.os == OsMacOSX) {
	40	if (parent_gen->zig_target->os == OsMacOSX) {
41	41	child_out_type = OutTypeObj;
42	42	}
43	43
44		CodeGen *child_gen = codegen_create(full_path, child_target, child_out_type,
45		parent_gen->build_mode, parent_gen->zig_lib_dir, parent_gen->zig_std_dir);
	44	CodeGen *child_gen = codegen_create(full_path, parent_gen->zig_target, child_out_type,
	45	parent_gen->build_mode, parent_gen->zig_lib_dir, parent_gen->zig_std_dir,
	46	parent_gen->libc);
46	47
47	48	child_gen->out_h_path = nullptr;
48	49	child_gen->verbose_tokenize = parent_gen->verbose_tokenize;
...	...	@@ -55,6 +56,7 @@ static Buf build_a_raw(CodeGen parent_gen, const char aname, Buf full_path)
55	56	codegen_set_strip(child_gen, parent_gen->strip_debug_symbols);
56	57	codegen_set_is_static(child_gen, true);
57	58	child_gen->disable_pic = parent_gen->disable_pic;
	59	child_gen->valgrind_support = ValgrindSupportDisabled;
58	60
59	61	codegen_set_out_name(child_gen, buf_create_from_str(aname));
60	62
...	...	@@ -94,7 +96,7 @@ static Buf build_compiler_rt(CodeGen parent_gen) {
94	96	}
95	97
96	98	static const char get_darwin_arch_string(const ZigTarget t) {
97		switch (t->arch.arch) {
	99	switch (t->arch) {
98	100	case ZigLLVM_aarch64:
99	101	return "arm64";
100	102	case ZigLLVM_thumb:
...	...	@@ -107,13 +109,13 @@ static const char get_darwin_arch_string(const ZigTarget t) {
107	109	case ZigLLVM_ppc64le:
108	110	return "ppc64le";
109	111	default:
110		return ZigLLVMGetArchTypeName(t->arch.arch);
	112	return ZigLLVMGetArchTypeName(t->arch);
111	113	}
112	114	}
113	115
114	116
115	117	static const char getLDMOption(const ZigTarget t) {
116		switch (t->arch.arch) {
	118	switch (t->arch) {
117	119	case ZigLLVM_x86:
118	120	return "elf_i386";
119	121	case ZigLLVM_aarch64:
...	...	@@ -147,7 +149,7 @@ static const char getLDMOption(const ZigTarget t) {
147	149	case ZigLLVM_systemz:
148	150	return "elf64_s390";
149	151	case ZigLLVM_x86_64:
150		if (t->env_type == ZigLLVM_GNUX32) {
	152	if (t->abi == ZigLLVM_GNUX32) {
151	153	return "elf32_x86_64";
152	154	}
153	155	// Any target elf will use the freebsd osabi if suffixed with "_fbsd".
...	...	@@ -170,78 +172,27 @@ static void add_rpath(LinkJob lj, Buf rpath) {
170	172	lj->rpath_table.put(rpath, true);
171	173	}
172	174
173		static Buf try_dynamic_linker_path(const char ld_name) {
174		const char *cc_exe = getenv("CC");
175		cc_exe = (cc_exe == nullptr) ? "cc" : cc_exe;
176		ZigList<const char *> args = {};
177		args.append(buf_ptr(buf_sprintf("-print-file-name=%s", ld_name)));
178		Termination term;
179		Buf *out_stderr = buf_alloc();
180		Buf *out_stdout = buf_alloc();
181		int err;
182		if ((err = os_exec_process(cc_exe, args, &term, out_stderr, out_stdout))) {
183		return nullptr;
184		}
185		if (term.how != TerminationIdClean \|\| term.code != 0) {
186		return nullptr;
187		}
188		if (buf_ends_with_str(out_stdout, "\n")) {
189		buf_resize(out_stdout, buf_len(out_stdout) - 1);
190		}
191		if (buf_len(out_stdout) == 0 \|\| buf_eql_str(out_stdout, ld_name)) {
192		return nullptr;
193		}
194		return out_stdout;
195		}
196
197		static Buf get_dynamic_linker_path(CodeGen g) {
198		if (g->zig_target.os == OsFreeBSD) {
199		return buf_create_from_str("/libexec/ld-elf.so.1");
200		}
201		if (g->is_native_target && g->zig_target.arch.arch == ZigLLVM_x86_64) {
202		static const char *ld_names[] = {
203		"ld-linux-x86-64.so.2",
204		"ld-musl-x86_64.so.1",
205		};
206		for (size_t i = 0; i < array_length(ld_names); i += 1) {
207		const char *ld_name = ld_names[i];
208		Buf *result = try_dynamic_linker_path(ld_name);
209		if (result != nullptr) {
210		return result;
211		}
212		}
213		}
214		return target_dynamic_linker(&g->zig_target);
215		}
216
217	175	static void construct_linker_job_elf(LinkJob *lj) {
218	176	CodeGen *g = lj->codegen;
219	177
220	178	lj->args.append("-error-limit=0");
221	179
222		if (g->libc_link_lib != nullptr) {
223		find_libc_lib_path(g);
224		}
225
226	180	if (g->linker_script) {
227	181	lj->args.append("-T");
228	182	lj->args.append(g->linker_script);
229	183	}
230	184
231		if (g->no_rosegment_workaround) {
232		lj->args.append("--no-rosegment");
233		}
234	185	lj->args.append("--gc-sections");
235	186
236	187	lj->args.append("-m");
237		lj->args.append(getLDMOption(&g->zig_target));
	188	lj->args.append(getLDMOption(g->zig_target));
238	189
239	190	bool is_lib = g->out_type == OutTypeLib;
240	191	bool shared = !g->is_static && is_lib;
241	192	Buf *soname = nullptr;
242	193	if (g->is_static) {
243		if (g->zig_target.arch.arch == ZigLLVM_arm \|\| g->zig_target.arch.arch == ZigLLVM_armeb \|\|
244		g->zig_target.arch.arch == ZigLLVM_thumb \|\| g->zig_target.arch.arch == ZigLLVM_thumbeb)
	194	if (g->zig_target->arch == ZigLLVM_arm \|\| g->zig_target->arch == ZigLLVM_armeb \|\|
	195	g->zig_target->arch == ZigLLVM_thumb \|\| g->zig_target->arch == ZigLLVM_thumbeb)
245	196	{
246	197	lj->args.append("-Bstatic");
247	198	} else {
...	...	@@ -263,15 +214,18 @@ static void construct_linker_job_elf(LinkJob *lj) {
263	214	if (lj->link_in_crt) {
264	215	const char *crt1o;
265	216	const char *crtbegino;
266		if (g->is_static) {
	217	if (g->zig_target->os == OsNetBSD) {
	218	crt1o = "crt0.o";
	219	crtbegino = "crtbegin.o";
	220	} else if (g->is_static) {
267	221	crt1o = "crt1.o";
268	222	crtbegino = "crtbeginT.o";
269	223	} else {
270	224	crt1o = "Scrt1.o";
271	225	crtbegino = "crtbegin.o";
272	226	}
273		lj->args.append(get_libc_file(g, crt1o));
274		lj->args.append(get_libc_file(g, "crti.o"));
	227	lj->args.append(get_libc_crt_file(g, crt1o));
	228	lj->args.append(get_libc_crt_file(g, "crti.o"));
275	229	lj->args.append(get_libc_static_file(g, crtbegino));
276	230	}
277	231
...	...	@@ -307,23 +261,24 @@ static void construct_linker_job_elf(LinkJob *lj) {
307	261	}
308	262
309	263	if (g->libc_link_lib != nullptr) {
	264	assert(g->libc != nullptr);
310	265	lj->args.append("-L");
311		lj->args.append(buf_ptr(g->libc_lib_dir));
	266	lj->args.append(buf_ptr(&g->libc->crt_dir));
	267
	268	if (!buf_eql_buf(&g->libc->crt_dir, &g->libc->lib_dir)) {
	269	lj->args.append("-L");
	270	lj->args.append(buf_ptr(&g->libc->lib_dir));
	271	}
312	272
313	273	lj->args.append("-L");
314		lj->args.append(buf_ptr(g->libc_static_lib_dir));
315		}
	274	lj->args.append(buf_ptr(&g->libc->static_lib_dir));
316	275
317		if (!g->is_static) {
318		if (g->dynamic_linker != nullptr) {
319		assert(buf_len(g->dynamic_linker) != 0);
320		lj->args.append("-dynamic-linker");
321		lj->args.append(buf_ptr(g->dynamic_linker));
322		} else {
323		Buf *resolved_dynamic_linker = get_dynamic_linker_path(g);
	276	if (!g->is_static) {
	277	assert(buf_len(&g->libc->dynamic_linker_path) != 0);
324	278	lj->args.append("-dynamic-linker");
325		lj->args.append(buf_ptr(resolved_dynamic_linker));
	279	lj->args.append(buf_ptr(&g->libc->dynamic_linker_path));
326	280	}
	281
327	282	}
328	283
329	284	if (shared) {
...	...	@@ -390,14 +345,14 @@ static void construct_linker_job_elf(LinkJob *lj) {
390	345	// crt end
391	346	if (lj->link_in_crt) {
392	347	lj->args.append(get_libc_static_file(g, "crtend.o"));
393		lj->args.append(get_libc_file(g, "crtn.o"));
	348	lj->args.append(get_libc_crt_file(g, "crtn.o"));
394	349	}
395	350
396		if (!g->is_native_target) {
	351	if (!g->zig_target->is_native) {
397	352	lj->args.append("--allow-shlib-undefined");
398	353	}
399	354
400		if (g->zig_target.os == OsZen) {
	355	if (g->zig_target->os == OsZen) {
401	356	lj->args.append("-e");
402	357	lj->args.append("_start");
403	358
...	...	@@ -420,16 +375,16 @@ static void construct_linker_job_wasm(LinkJob *lj) {
420	375	}
421	376
422	377	//static bool is_target_cyg_mingw(const ZigTarget *target) {
423		// return (target->os == ZigLLVM_Win32 && target->env_type == ZigLLVM_Cygnus) \|\|
424		// (target->os == ZigLLVM_Win32 && target->env_type == ZigLLVM_GNU);
	378	// return (target->os == ZigLLVM_Win32 && target->abi == ZigLLVM_Cygnus) \|\|
	379	// (target->os == ZigLLVM_Win32 && target->abi == ZigLLVM_GNU);
425	380	//}
426	381
427	382	static void coff_append_machine_arg(CodeGen g, ZigList<const char > *list) {
428		if (g->zig_target.arch.arch == ZigLLVM_x86) {
	383	if (g->zig_target->arch == ZigLLVM_x86) {
429	384	list->append("-MACHINE:X86");
430		} else if (g->zig_target.arch.arch == ZigLLVM_x86_64) {
	385	} else if (g->zig_target->arch == ZigLLVM_x86_64) {
431	386	list->append("-MACHINE:X64");
432		} else if (g->zig_target.arch.arch == ZigLLVM_arm) {
	387	} else if (g->zig_target->arch == ZigLLVM_arm) {
433	388	list->append("-MACHINE:ARM");
434	389	}
435	390	}
...	...	@@ -515,7 +470,7 @@ static void add_nt_link_args(LinkJob *lj, bool is_library) {
515	470	// lj->args.append("-Bdynamic");
516	471	// if (dll \|\| shared) {
517	472	// lj->args.append("-e");
518		// if (g->zig_target.arch.arch == ZigLLVM_x86) {
	473	// if (g->zig_target.arch == ZigLLVM_x86) {
519	474	// lj->args.append("_DllMainCRTStartup@12");
520	475	// } else {
521	476	// lj->args.append("DllMainCRTStartup");
...	...	@@ -541,7 +496,7 @@ static void add_nt_link_args(LinkJob *lj, bool is_library) {
541	496	//lj->args.append("-lmingw32");
542	497
543	498	//lj->args.append("-lgcc");
544		//bool is_android = (g->zig_target.env_type == ZigLLVM_Android);
	499	//bool is_android = (g->zig_target.abi == ZigLLVM_Android);
545	500	//bool is_cyg_ming = is_target_cyg_mingw(&g->zig_target);
546	501	//if (!g->is_static && !is_android) {
547	502	// if (!is_cyg_ming) {
...	...	@@ -588,10 +543,6 @@ static void construct_linker_job_coff(LinkJob *lj) {
588	543
589	544	lj->args.append("/ERRORLIMIT:0");
590	545
591		if (g->libc_link_lib != nullptr) {
592		find_libc_lib_path(g);
593		}
594
595	546	lj->args.append("/NOLOGO");
596	547
597	548	if (!g->strip_debug_symbols) {
...	...	@@ -608,6 +559,11 @@ static void construct_linker_job_coff(LinkJob *lj) {
608	559	bool is_library = g->out_type == OutTypeLib;
609	560	switch (g->subsystem) {
610	561	case TargetSubsystemAuto:
	562	if (g->zig_target->os == OsUefi) {
	563	add_uefi_link_args(lj);
	564	} else {
	565	add_nt_link_args(lj, is_library);
	566	}
611	567	break;
612	568	case TargetSubsystemConsole:
613	569	lj->args.append("/SUBSYSTEM:console");
...	...	@@ -646,13 +602,11 @@ static void construct_linker_job_coff(LinkJob *lj) {
646	602	lj->args.append(buf_ptr(buf_sprintf("-OUT:%s", buf_ptr(&g->output_file_path))));
647	603
648	604	if (g->libc_link_lib != nullptr) {
649		lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->msvc_lib_dir))));
650		lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->kernel32_lib_dir))));
	605	assert(g->libc != nullptr);
651	606
652		lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->libc_lib_dir))));
653		if (g->libc_static_lib_dir != nullptr) {
654		lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(g->libc_static_lib_dir))));
655		}
	607	lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(&g->libc->msvc_lib_dir))));
	608	lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(&g->libc->kernel32_lib_dir))));
	609	lj->args.append(buf_ptr(buf_sprintf("-LIBPATH:%s", buf_ptr(&g->libc->crt_dir))));
656	610	}
657	611
658	612	if (is_library && !g->is_static) {
...	...	@@ -687,7 +641,7 @@ static void construct_linker_job_coff(LinkJob *lj) {
687	641	continue;
688	642	}
689	643	if (link_lib->provided_explicitly) {
690		if (lj->codegen->zig_target.env_type == ZigLLVM_GNU) {
	644	if (lj->codegen->zig_target->abi == ZigLLVM_GNU) {
691	645	Buf *arg = buf_sprintf("-l%s", buf_ptr(link_lib->name));
692	646	lj->args.append(buf_ptr(arg));
693	647	}
...	...	@@ -717,7 +671,8 @@ static void construct_linker_job_coff(LinkJob *lj) {
717	671	gen_lib_args.append(buf_ptr(buf_sprintf("-DEF:%s", buf_ptr(def_path))));
718	672	gen_lib_args.append(buf_ptr(buf_sprintf("-OUT:%s", buf_ptr(generated_lib_path))));
719	673	Buf diag = BUF_INIT;
720		if (!zig_lld_link(g->zig_target.oformat, gen_lib_args.items, gen_lib_args.length, &diag)) {
	674	ZigLLVM_ObjectFormatType target_ofmt = target_object_format(g->zig_target);
	675	if (!zig_lld_link(target_ofmt, gen_lib_args.items, gen_lib_args.length, &diag)) {
721	676	fprintf(stderr, "%s\n", buf_ptr(&diag));
722	677	exit(1);
723	678	}
...	...	@@ -786,7 +741,7 @@ static void get_darwin_platform(LinkJob lj, DarwinPlatform platform) {
786	741	platform->kind = MacOS;
787	742	} else if (g->mios_version_min) {
788	743	platform->kind = IPhoneOS;
789		} else if (g->zig_target.os == OsMacOSX) {
	744	} else if (g->zig_target->os == OsMacOSX) {
790	745	platform->kind = MacOS;
791	746	g->mmacosx_version_min = buf_create_from_str("10.10");
792	747	} else {
...	...	@@ -813,8 +768,8 @@ static void get_darwin_platform(LinkJob lj, DarwinPlatform platform) {
813	768	}
814	769
815	770	if (platform->kind == IPhoneOS &&
816		(g->zig_target.arch.arch == ZigLLVM_x86 \|\|
817		g->zig_target.arch.arch == ZigLLVM_x86_64))
	771	(g->zig_target->arch == ZigLLVM_x86 \|\|
	772	g->zig_target->arch == ZigLLVM_x86_64))
818	773	{
819	774	platform->kind = IPhoneOSSimulator;
820	775	}
...	...	@@ -878,7 +833,7 @@ static void construct_linker_job_macho(LinkJob *lj) {
878	833	}
879	834
880	835	lj->args.append("-arch");
881		lj->args.append(get_darwin_arch_string(&g->zig_target));
	836	lj->args.append(get_darwin_arch_string(g->zig_target));
882	837
883	838	DarwinPlatform platform;
884	839	get_darwin_platform(lj, &platform);
...	...	@@ -893,7 +848,11 @@ static void construct_linker_job_macho(LinkJob *lj) {
893	848	lj->args.append("-ios_simulator_version_min");
894	849	break;
895	850	}
896		lj->args.append(buf_ptr(buf_sprintf("%d.%d.%d", platform.major, platform.minor, platform.micro)));
	851	Buf *version_string = buf_sprintf("%d.%d.%d", platform.major, platform.minor, platform.micro);
	852	lj->args.append(buf_ptr(version_string));
	853
	854	lj->args.append("-sdk_version");
	855	lj->args.append(buf_ptr(version_string));
897	856
898	857
899	858	if (g->out_type == OutTypeExe) {
...	...	@@ -914,7 +873,9 @@ static void construct_linker_job_macho(LinkJob *lj) {
914	873	add_rpath(lj, &g->output_file_path);
915	874
916	875	if (shared) {
917		lj->args.append("-headerpad_max_install_names");
	876	if (g->system_linker_hack) {
	877	lj->args.append("-headerpad_max_install_names");
	878	}
918	879	} else if (g->is_static) {
919	880	lj->args.append("-lcrt0.o");
920	881	} else {
...	...	@@ -929,7 +890,7 @@ static void construct_linker_job_macho(LinkJob *lj) {
929	890	}
930	891	break;
931	892	case IPhoneOS:
932		if (g->zig_target.arch.arch == ZigLLVM_aarch64) {
	893	if (g->zig_target->arch == ZigLLVM_aarch64) {
933	894	// iOS does not need any crt1 files for arm64
934	895	} else if (darwin_version_lt(&platform, 3, 1)) {
935	896	lj->args.append("-lcrt1.o");
...	...	@@ -959,7 +920,7 @@ static void construct_linker_job_macho(LinkJob *lj) {
959	920	lj->args.append(buf_ptr(compiler_rt_o_path));
960	921	}
961	922
962		if (g->is_native_target) {
	923	if (g->zig_target->is_native) {
963	924	for (size_t lib_i = 0; lib_i < g->link_libs_list.length; lib_i += 1) {
964	925	LinkLib *link_lib = g->link_libs_list.at(lib_i);
965	926	if (buf_eql_str(link_lib->name, "c")) {
...	...	@@ -1000,7 +961,7 @@ static void construct_linker_job_macho(LinkJob *lj) {
1000	961	}
1001	962
1002	963	static void construct_linker_job(LinkJob *lj) {
1003		switch (lj->codegen->zig_target.oformat) {
	964	switch (target_object_format(lj->codegen->zig_target)) {
1004	965	case ZigLLVM_UnknownObjectFormat:
1005	966	zig_unreachable();
1006	967
...	...	@@ -1040,7 +1001,7 @@ void codegen_link(CodeGen *g) {
1040	1001	for (size_t i = 0; i < g->link_objects.length; i += 1) {
1041	1002	file_names.append((const char *)buf_ptr(g->link_objects.at(i)));
1042	1003	}
1043		ZigLLVM_OSType os_type = get_llvm_os_type(g->zig_target.os);
	1004	ZigLLVM_OSType os_type = get_llvm_os_type(g->zig_target->os);
1044	1005	codegen_add_time_event(g, "LLVM Link");
1045	1006	if (ZigLLVMWriteArchive(buf_ptr(&g->output_file_path), file_names.items, file_names.length, os_type)) {
1046	1007	fprintf(stderr, "Unable to write archive '%s'\n", buf_ptr(&g->output_file_path));
...	...	@@ -1065,7 +1026,7 @@ void codegen_link(CodeGen *g) {
1065	1026	Buf diag = BUF_INIT;
1066	1027
1067	1028	codegen_add_time_event(g, "LLVM Link");
1068		if (g->system_linker_hack && g->zig_target.os == OsMacOSX) {
	1029	if (g->system_linker_hack && g->zig_target->os == OsMacOSX) {
1069	1030	Termination term;
1070	1031	ZigList<const char *> args = {};
1071	1032	for (size_t i = 1; i < lj.args.length; i += 1) {
...	...	@@ -1075,7 +1036,7 @@ void codegen_link(CodeGen *g) {
1075	1036	if (term.how != TerminationIdClean \|\| term.code != 0) {
1076	1037	exit(1);
1077	1038	}
1078		} else if (!zig_lld_link(g->zig_target.oformat, lj.args.items, lj.args.length, &diag)) {
	1039	} else if (!zig_lld_link(target_object_format(g->zig_target), lj.args.items, lj.args.length, &diag)) {
1079	1040	fprintf(stderr, "%s\n", buf_ptr(&diag));
1080	1041	exit(1);
1081	1042	}

src/main.cpp+231-114

...	...	@@ -13,16 +13,17 @@
13	13	#include "error.hpp"
14	14	#include "os.hpp"
15	15	#include "target.hpp"
	16	#include "libc_installation.hpp"
16	17
17	18	#include <stdio.h>
18	19
19	20	static int print_error_usage(const char *arg0) {
20		fprintf(stderr, "See `%s help` for detailed usage information\n", arg0);
	21	fprintf(stderr, "See `%s --help` for detailed usage information\n", arg0);
21	22	return EXIT_FAILURE;
22	23	}
23	24
24		static int print_full_usage(const char *arg0) {
25		fprintf(stdout,
	25	static int print_full_usage(const char arg0, FILE file, int return_code) {
	26	fprintf(file,
26	27	"Usage: %s [command] [options]\n"
27	28	"\n"
28	29	"Commands:\n"
...	...	@@ -31,10 +32,12 @@ static int print_full_usage(const char *arg0) {
31	32	" build-lib [source] create library from source or object files\n"
32	33	" build-obj [source] create object from source or assembly\n"
33	34	" builtin show the source code of that @import(\"builtin\")\n"
34		" help show this usage information\n"
	35	" cc C compiler\n"
	36	" fmt parse files and render in canonical zig format\n"
35	37	" id print the base64-encoded compiler id\n"
36	38	" init-exe initialize a `zig build` application in the cwd\n"
37	39	" init-lib initialize a `zig build` library in the cwd\n"
	40	" libc [paths_file] Display native libc paths file or validate one\n"
38	41	" run [source] create executable and run immediately\n"
39	42	" translate-c [source] convert c code to zig code\n"
40	43	" targets list available compilation targets\n"
...	...	@@ -44,16 +47,20 @@ static int print_full_usage(const char *arg0) {
44	47	"\n"
45	48	"Compile Options:\n"
46	49	" --assembly [source] add assembly file to build\n"
	50	" --c-source [options] [file] compile C source code\n"
47	51	" --cache-dir [path] override the cache directory\n"
48	52	" --cache [auto\|off\|on] build in global cache, print out paths to stdout\n"
49	53	" --color [auto\|off\|on] enable or disable colored error messages\n"
50	54	" --disable-pic disable Position Independent Code for libraries\n"
	55	" --disable-valgrind omit valgrind client requests in debug builds\n"
	56	" --enable-valgrind include valgrind client requests release builds\n"
51	57	" --emit [asm\|bin\|llvm-ir] emit a specific file format as compilation output\n"
52	58	" -ftime-report print timing diagnostics\n"
53		" --libc-include-dir [path] directory where libc stdlib.h resides\n"
	59	" --libc [file] Provide a file which specifies libc paths\n"
54	60	" --name [name] override output name\n"
55	61	" --output [file] override destination path\n"
56	62	" --output-h [file] generate header file\n"
	63	" --output-lib [file] override import library path\n"
57	64	" --pkg-begin [name] [path] make pkg available to import and push current pkg\n"
58	65	" --pkg-end pop current pkg\n"
59	66	" --release-fast build with optimizations on and safety off\n"
...	...	@@ -62,15 +69,14 @@ static int print_full_usage(const char *arg0) {
62	69	" --single-threaded source may assume it is only used single-threaded\n"
63	70	" --static output will be statically linked\n"
64	71	" --strip exclude debug symbols\n"
65		" --target-arch [name] specify target architecture\n"
66		" --target-environ [name] specify target environment\n"
67		" --target-os [name] specify target operating system\n"
	72	" -target [name] <arch><sub>-<os>-<abi> see the targets command\n"
68	73	" --verbose-tokenize enable compiler debug output for tokenization\n"
69	74	" --verbose-ast enable compiler debug output for AST parsing\n"
70	75	" --verbose-link enable compiler debug output for linking\n"
71	76	" --verbose-ir enable compiler debug output for Zig IR\n"
72	77	" --verbose-llvm-ir enable compiler debug output for LLVM IR\n"
73	78	" --verbose-cimport enable compiler debug output for C imports\n"
	79	" --verbose-cc enable compiler debug output for C compilation\n"
74	80	" -dirafter [dir] same as -isystem but do it last\n"
75	81	" -isystem [dir] add additional search path for other .h files\n"
76	82	" -mllvm [arg] forward an arg to LLVM's option processing\n"
...	...	@@ -79,10 +85,6 @@ static int print_full_usage(const char *arg0) {
79	85	"Link Options:\n"
80	86	" --dynamic-linker [path] set the path to ld.so\n"
81	87	" --each-lib-rpath add rpath for each used dynamic library\n"
82		" --libc-lib-dir [path] directory where libc crt1.o resides\n"
83		" --libc-static-lib-dir [path] directory where libc crtbegin.o resides\n"
84		" --msvc-lib-dir [path] (windows) directory where vcruntime.lib resides\n"
85		" --kernel32-lib-dir [path] (windows) directory where kernel32.lib resides\n"
86	88	" --library [lib] link against lib\n"
87	89	" --forbid-library [lib] make it an error to link against lib\n"
88	90	" --library-path [dir] add a directory to the library search path\n"
...	...	@@ -91,7 +93,6 @@ static int print_full_usage(const char *arg0) {
91	93	" -L[dir] alias for --library-path\n"
92	94	" -rdynamic add all symbols to the dynamic symbol table\n"
93	95	" -rpath [path] add directory to the runtime library search path\n"
94		" --no-rosegment compromise security to workaround valgrind bug\n"
95	96	" --subsystem [subsystem] (windows) /SUBSYSTEM:<subsystem> to the linker\n"
96	97	" -framework [name] (darwin) link against framework\n"
97	98	" -mios-version-min [ver] (darwin) set iOS deployment target\n"
...	...	@@ -106,7 +107,27 @@ static int print_full_usage(const char *arg0) {
106	107	" --test-cmd [arg] specify test execution command one arg at a time\n"
107	108	" --test-cmd-bin appends test binary path to test cmd args\n"
108	109	, arg0);
109		return EXIT_SUCCESS;
	110	return return_code;
	111	}
	112
	113	static int print_libc_usage(const char arg0, FILE file, int return_code) {
	114	fprintf(file,
	115	"Usage: %s libc\n"
	116	"\n"
	117	"Detect the native libc installation and print the resulting paths to stdout.\n"
	118	"You can save this into a file and then edit the paths to create a cross\n"
	119	"compilation libc kit. Then you can pass `--libc [file]` for Zig to use it.\n"
	120	"\n"
	121	"When compiling natively and no `--libc` argument provided, Zig automatically\n"
	122	"creates zig-cache/native_libc.txt so that it does not have to detect libc\n"
	123	"on every invocation. You can remove this file to have Zig re-detect the\n"
	124	"native libc.\n"
	125	"\n\n"
	126	"Usage: %s libc [file]\n"
	127	"\n"
	128	"Parse a libc installation text file and validate it.\n"
	129	, arg0, arg0);
	130	return return_code;
110	131	}
111	132
112	133	static const char *ZIG_ZEN = "\n"
...	...	@@ -122,6 +143,14 @@ static const char *ZIG_ZEN = "\n"
122	143	" * Minimize energy spent on coding style.\n"
123	144	" * Together we serve end users.\n";
124	145
	146	static bool arch_available_in_llvm(ZigLLVM_ArchType arch) {
	147	LLVMTargetRef target_ref;
	148	char *err_msg = nullptr;
	149	char triple_string[128];
	150	sprintf(triple_string, "%s-unknown-unknown-unknown", ZigLLVMGetArchTypeName(arch));
	151	return !LLVMGetTargetFromTriple(triple_string, &target_ref, &err_msg);
	152	}
	153
125	154	static int print_target_list(FILE *f) {
126	155	ZigTarget native;
127	156	get_native_target(&native);
...	...	@@ -129,28 +158,36 @@ static int print_target_list(FILE *f) {
129	158	fprintf(f, "Architectures:\n");
130	159	size_t arch_count = target_arch_count();
131	160	for (size_t arch_i = 0; arch_i < arch_count; arch_i += 1) {
132		const ArchType *arch = get_target_arch(arch_i);
133		char arch_name[50];
134		get_arch_name(arch_name, arch);
135		const char *native_str = (native.arch.arch == arch->arch && native.arch.sub_arch == arch->sub_arch) ?
136		" (native)" : "";
137		fprintf(f, " %s%s\n", arch_name, native_str);
	161	ZigLLVM_ArchType arch = target_arch_enum(arch_i);
	162	if (!arch_available_in_llvm(arch))
	163	continue;
	164	const char *arch_name = target_arch_name(arch);
	165	SubArchList sub_arch_list = target_subarch_list(arch);
	166	size_t sub_count = target_subarch_count(sub_arch_list);
	167	const char *arch_native_str = (native.arch == arch) ? " (native)" : "";
	168	fprintf(stderr, " %s%s\n", arch_name, arch_native_str);
	169	for (size_t sub_i = 0; sub_i < sub_count; sub_i += 1) {
	170	ZigLLVM_SubArchType sub = target_subarch_enum(sub_arch_list, sub_i);
	171	const char *sub_name = target_subarch_name(sub);
	172	const char *sub_native_str = (native.arch == arch && native.sub_arch == sub) ? " (native)" : "";
	173	fprintf(f, " %s%s\n", sub_name, sub_native_str);
	174	}
138	175	}
139	176
140	177	fprintf(f, "\nOperating Systems:\n");
141	178	size_t os_count = target_os_count();
142	179	for (size_t i = 0; i < os_count; i += 1) {
143		Os os_type = get_target_os(i);
	180	Os os_type = target_os_enum(i);
144	181	const char *native_str = (native.os == os_type) ? " (native)" : "";
145		fprintf(f, " %s%s\n", get_target_os_name(os_type), native_str);
	182	fprintf(f, " %s%s\n", target_os_name(os_type), native_str);
146	183	}
147	184
148		fprintf(f, "\nEnvironments:\n");
149		size_t environ_count = target_environ_count();
150		for (size_t i = 0; i < environ_count; i += 1) {
151		ZigLLVM_EnvironmentType environ_type = get_target_environ(i);
152		const char *native_str = (native.env_type == environ_type) ? " (native)" : "";
153		fprintf(f, " %s%s\n", ZigLLVMGetEnvironmentTypeName(environ_type), native_str);
	185	fprintf(f, "\nC ABIs:\n");
	186	size_t abi_count = target_abi_count();
	187	for (size_t i = 0; i < abi_count; i += 1) {
	188	ZigLLVM_EnvironmentType abi = target_abi_enum(i);
	189	const char *native_str = (native.abi == abi) ? " (native)" : "";
	190	fprintf(f, " %s%s\n", target_abi_name(abi), native_str);
154	191	}
155	192
156	193	return EXIT_SUCCESS;
...	...	@@ -160,13 +197,13 @@ enum Cmd {
160	197	CmdNone,
161	198	CmdBuild,
162	199	CmdBuiltin,
163		CmdHelp,
164	200	CmdRun,
165	201	CmdTargets,
166	202	CmdTest,
167	203	CmdTranslateC,
168	204	CmdVersion,
169	205	CmdZen,
	206	CmdLibC,
170	207	};
171	208
172	209	static const char *default_zig_cache_name = "zig-cache";
...	...	@@ -219,6 +256,8 @@ static bool get_cache_opt(CacheOpt opt, bool default_value) {
219	256	zig_unreachable();
220	257	}
221	258
	259	extern "C" int ZigClang_main(int argc, char **argv);
	260
222	261	int main(int argc, char **argv) {
223	262	char *arg0 = argv[0];
224	263	Error err;
...	...	@@ -236,6 +275,12 @@ int main(int argc, char **argv) {
236	275	return 0;
237	276	}
238	277
	278	if (argc >= 2 && (strcmp(argv[1], "cc") == 0 \|\|
	279	strcmp(argv[1], "-cc1") == 0 \|\| strcmp(argv[1], "-cc1as") == 0))
	280	{
	281	return ZigClang_main(argc, argv);
	282	}
	283
239	284	// Must be before all os.hpp function calls.
240	285	os_init();
241	286
...	...	@@ -345,6 +390,7 @@ int main(int argc, char **argv) {
345	390	const char *in_file = nullptr;
346	391	const char *out_file = nullptr;
347	392	const char *out_file_h = nullptr;
	393	const char *out_file_lib = nullptr;
348	394	bool strip = false;
349	395	bool is_static = false;
350	396	OutType out_type = OutTypeUnknown;
...	...	@@ -355,23 +401,17 @@ int main(int argc, char **argv) {
355	401	bool verbose_ir = false;
356	402	bool verbose_llvm_ir = false;
357	403	bool verbose_cimport = false;
	404	bool verbose_cc = false;
358	405	ErrColor color = ErrColorAuto;
359	406	CacheOpt enable_cache = CacheOptAuto;
360		const char *libc_lib_dir = nullptr;
361		const char *libc_static_lib_dir = nullptr;
362		const char *libc_include_dir = nullptr;
363		const char *msvc_lib_dir = nullptr;
364		const char *kernel32_lib_dir = nullptr;
365		const char *dynamic_linker = nullptr;
	407	const char *libc_txt = nullptr;
366	408	ZigList<const char *> clang_argv = {0};
367	409	ZigList<const char *> llvm_argv = {0};
368	410	ZigList<const char *> lib_dirs = {0};
369	411	ZigList<const char *> link_libs = {0};
370	412	ZigList<const char *> forbidden_link_libs = {0};
371	413	ZigList<const char *> frameworks = {0};
372		const char *target_arch = nullptr;
373		const char *target_os = nullptr;
374		const char *target_environ = nullptr;
	414	const char *target_string = nullptr;
375	415	bool rdynamic = false;
376	416	const char *mmacosx_version_min = nullptr;
377	417	const char *mios_version_min = nullptr;
...	...	@@ -379,6 +419,7 @@ int main(int argc, char **argv) {
379	419	ZigList<const char *> rpath_list = {0};
380	420	bool each_lib_rpath = false;
381	421	ZigList<const char *> objects = {0};
	422	ZigList<CFile *> c_source_files = {0};
382	423	ZigList<const char *> asm_files = {0};
383	424	const char *test_filter = nullptr;
384	425	const char *test_name_prefix = nullptr;
...	...	@@ -392,11 +433,11 @@ int main(int argc, char **argv) {
392	433	BuildMode build_mode = BuildModeDebug;
393	434	ZigList<const char *> test_exec_args = {0};
394	435	int runtime_args_start = -1;
395		bool no_rosegment_workaround = false;
396	436	bool system_linker_hack = false;
397	437	TargetSubsystem subsystem = TargetSubsystemAuto;
398	438	bool is_single_threaded = false;
399	439	Buf *override_std_dir = nullptr;
	440	ValgrindSupport valgrind_support = ValgrindSupportAuto;
400	441
401	442	if (argc >= 2 && strcmp(argv[1], "build") == 0) {
402	443	Buf zig_exe_path_buf = BUF_INIT;
...	...	@@ -432,8 +473,11 @@ int main(int argc, char **argv) {
432	473	Buf *build_runner_path = buf_alloc();
433	474	os_path_join(get_zig_special_dir(), buf_create_from_str("build_runner.zig"), build_runner_path);
434	475
435		CodeGen *g = codegen_create(build_runner_path, nullptr, OutTypeExe, BuildModeDebug, get_zig_lib_dir(),
436		override_std_dir);
	476	ZigTarget target;
	477	get_native_target(&target);
	478	CodeGen *g = codegen_create(build_runner_path, &target, OutTypeExe, BuildModeDebug, get_zig_lib_dir(),
	479	override_std_dir, nullptr);
	480	g->valgrind_support = valgrind_support;
437	481	g->enable_time_report = timing_info;
438	482	buf_init_from_str(&g->cache_dir, cache_dir ? cache_dir : default_zig_cache_name);
439	483	codegen_set_out_name(g, buf_create_from_str("build"));
...	...	@@ -484,6 +528,7 @@ int main(int argc, char **argv) {
484	528	" --verbose-ir Enable compiler debug output for Zig IR\n"
485	529	" --verbose-llvm-ir Enable compiler debug output for LLVM IR\n"
486	530	" --verbose-cimport Enable compiler debug output for C imports\n"
	531	" --verbose-cc Enable compiler debug output for C compilation\n"
487	532	"\n"
488	533	, zig_exe_path);
489	534	return EXIT_SUCCESS;
...	...	@@ -493,7 +538,7 @@ int main(int argc, char **argv) {
493	538	"No 'build.zig' file found.\n"
494	539	"Initialize a 'build.zig' template file with `zig init-lib` or `zig init-exe`,\n"
495	540	"or build an executable directly with `zig build-exe $FILENAME.zig`.\n"
496		"See: `zig build --help` or `zig help` for more options.\n"
	541	"See: `zig build --help` or `zig --help` for more options.\n"
497	542	);
498	543	return EXIT_FAILURE;
499	544	}
...	...	@@ -515,6 +560,37 @@ int main(int argc, char **argv) {
515	560	fprintf(stderr, "\n");
516	561	}
517	562	return (term.how == TerminationIdClean) ? term.code : -1;
	563	} else if (argc >= 2 && strcmp(argv[1], "fmt") == 0) {
	564	init_all_targets();
	565	ZigTarget target;
	566	get_native_target(&target);
	567	Buf *fmt_runner_path = buf_alloc();
	568	os_path_join(get_zig_special_dir(), buf_create_from_str("fmt_runner.zig"), fmt_runner_path);
	569	CodeGen *g = codegen_create(fmt_runner_path, &target, OutTypeExe, BuildModeDebug, get_zig_lib_dir(),
	570	nullptr, nullptr);
	571	buf_init_from_str(&g->cache_dir, cache_dir ? cache_dir : default_zig_cache_name);
	572	g->valgrind_support = valgrind_support;
	573	g->is_single_threaded = true;
	574	codegen_set_out_name(g, buf_create_from_str("fmt"));
	575	g->enable_cache = true;
	576
	577	codegen_build_and_link(g);
	578
	579	// TODO standardize os.cpp so that the args are supposed to have the exe
	580	ZigList<const char*> args_with_exe = {0};
	581	ZigList<const char*> args_without_exe = {0};
	582	const char *exec_path = buf_ptr(&g->output_file_path);
	583	args_with_exe.append(exec_path);
	584	for (int i = 2; i < argc; i += 1) {
	585	args_with_exe.append(argv[i]);
	586	args_without_exe.append(argv[i]);
	587	}
	588	args_with_exe.append(nullptr);
	589	os_execv(exec_path, args_with_exe.items);
	590
	591	Termination term;
	592	os_spawn_process(exec_path, args_without_exe, &term);
	593	return term.code;
518	594	}
519	595
520	596	for (int i = 1; i < argc; i += 1) {
...	...	@@ -527,6 +603,12 @@ int main(int argc, char **argv) {
527	603	build_mode = BuildModeSafeRelease;
528	604	} else if (strcmp(arg, "--release-small") == 0) {
529	605	build_mode = BuildModeSmallRelease;
	606	} else if (strcmp(arg, "--help") == 0) {
	607	if (cmd == CmdLibC) {
	608	return print_libc_usage(arg0, stdout, EXIT_SUCCESS);
	609	} else {
	610	return print_full_usage(arg0, stdout, EXIT_SUCCESS);
	611	}
530	612	} else if (strcmp(arg, "--strip") == 0) {
531	613	strip = true;
532	614	} else if (strcmp(arg, "--static") == 0) {
...	...	@@ -543,16 +625,20 @@ int main(int argc, char **argv) {
543	625	verbose_llvm_ir = true;
544	626	} else if (strcmp(arg, "--verbose-cimport") == 0) {
545	627	verbose_cimport = true;
	628	} else if (strcmp(arg, "--verbose-cc") == 0) {
	629	verbose_cc = true;
546	630	} else if (strcmp(arg, "-rdynamic") == 0) {
547	631	rdynamic = true;
548		} else if (strcmp(arg, "--no-rosegment") == 0) {
549		no_rosegment_workaround = true;
550	632	} else if (strcmp(arg, "--each-lib-rpath") == 0) {
551	633	each_lib_rpath = true;
552	634	} else if (strcmp(arg, "-ftime-report") == 0) {
553	635	timing_info = true;
554	636	} else if (strcmp(arg, "--disable-pic") == 0) {
555	637	disable_pic = true;
	638	} else if (strcmp(arg, "--enable-valgrind") == 0) {
	639	valgrind_support = ValgrindSupportEnabled;
	640	} else if (strcmp(arg, "--disable-valgrind") == 0) {
	641	valgrind_support = ValgrindSupportDisabled;
556	642	} else if (strcmp(arg, "--system-linker-hack") == 0) {
557	643	system_linker_hack = true;
558	644	} else if (strcmp(arg, "--single-threaded") == 0) {
...	...	@@ -590,6 +676,8 @@ int main(int argc, char **argv) {
590	676	out_file = argv[i];
591	677	} else if (strcmp(arg, "--output-h") == 0) {
592	678	out_file_h = argv[i];
	679	} else if (strcmp(arg, "--output-lib") == 0) {
	680	out_file_lib = argv[i];
593	681	} else if (strcmp(arg, "--color") == 0) {
594	682	if (strcmp(argv[i], "auto") == 0) {
595	683	color = ErrColorAuto;
...	...	@@ -625,18 +713,8 @@ int main(int argc, char **argv) {
625	713	}
626	714	} else if (strcmp(arg, "--name") == 0) {
627	715	out_name = argv[i];
628		} else if (strcmp(arg, "--libc-lib-dir") == 0) {
629		libc_lib_dir = argv[i];
630		} else if (strcmp(arg, "--libc-static-lib-dir") == 0) {
631		libc_static_lib_dir = argv[i];
632		} else if (strcmp(arg, "--libc-include-dir") == 0) {
633		libc_include_dir = argv[i];
634		} else if (strcmp(arg, "--msvc-lib-dir") == 0) {
635		msvc_lib_dir = argv[i];
636		} else if (strcmp(arg, "--kernel32-lib-dir") == 0) {
637		kernel32_lib_dir = argv[i];
638		} else if (strcmp(arg, "--dynamic-linker") == 0) {
639		dynamic_linker = argv[i];
	716	} else if (strcmp(arg, "--libc") == 0) {
	717	libc_txt = argv[i];
640	718	} else if (strcmp(arg, "-isystem") == 0) {
641	719	clang_argv.append("-isystem");
642	720	clang_argv.append(argv[i]);
...	...	@@ -658,16 +736,25 @@ int main(int argc, char **argv) {
658	736	forbidden_link_libs.append(argv[i]);
659	737	} else if (strcmp(arg, "--object") == 0) {
660	738	objects.append(argv[i]);
	739	} else if (strcmp(arg, "--c-source") == 0) {
	740	CFile *c_file = allocate<CFile>(1);
	741	for (;;) {
	742	if (argv[i][0] == '-') {
	743	c_file->args.append(argv[i]);
	744	i += 1;
	745	continue;
	746	} else {
	747	c_file->source_path = argv[i];
	748	c_source_files.append(c_file);
	749	break;
	750	}
	751	}
661	752	} else if (strcmp(arg, "--assembly") == 0) {
662	753	asm_files.append(argv[i]);
663	754	} else if (strcmp(arg, "--cache-dir") == 0) {
664	755	cache_dir = argv[i];
665		} else if (strcmp(arg, "--target-arch") == 0) {
666		target_arch = argv[i];
667		} else if (strcmp(arg, "--target-os") == 0) {
668		target_os = argv[i];
669		} else if (strcmp(arg, "--target-environ") == 0) {
670		target_environ = argv[i];
	756	} else if (strcmp(arg, "-target") == 0) {
	757	target_string = argv[i];
671	758	} else if (strcmp(arg, "-mmacosx-version-min") == 0) {
672	759	mmacosx_version_min = argv[i];
673	760	} else if (strcmp(arg, "-mios-version-min") == 0) {
...	...	@@ -736,8 +823,6 @@ int main(int argc, char **argv) {
736	823	} else if (strcmp(arg, "build-lib") == 0) {
737	824	cmd = CmdBuild;
738	825	out_type = OutTypeLib;
739		} else if (strcmp(arg, "help") == 0) {
740		cmd = CmdHelp;
741	826	} else if (strcmp(arg, "run") == 0) {
742	827	cmd = CmdRun;
743	828	out_type = OutTypeExe;
...	...	@@ -745,6 +830,8 @@ int main(int argc, char **argv) {
745	830	cmd = CmdVersion;
746	831	} else if (strcmp(arg, "zen") == 0) {
747	832	cmd = CmdZen;
	833	} else if (strcmp(arg, "libc") == 0) {
	834	cmd = CmdLibC;
748	835	} else if (strcmp(arg, "translate-c") == 0) {
749	836	cmd = CmdTranslateC;
750	837	} else if (strcmp(arg, "test") == 0) {
...	...	@@ -764,6 +851,7 @@ int main(int argc, char **argv) {
764	851	case CmdRun:
765	852	case CmdTranslateC:
766	853	case CmdTest:
	854	case CmdLibC:
767	855	if (!in_file) {
768	856	in_file = arg;
769	857	if (cmd == CmdRun) {
...	...	@@ -776,7 +864,6 @@ int main(int argc, char **argv) {
776	864	}
777	865	break;
778	866	case CmdBuiltin:
779		case CmdHelp:
780	867	case CmdVersion:
781	868	case CmdZen:
782	869	case CmdTargets:
...	...	@@ -795,36 +882,34 @@ int main(int argc, char **argv) {
795	882
796	883	init_all_targets();
797	884
798		ZigTarget alloc_target;
799		ZigTarget *target;
800		if (!target_arch && !target_os && !target_environ) {
801		target = nullptr;
	885	ZigTarget target;
	886	if (target_string == nullptr) {
	887	get_native_target(&target);
802	888	} else {
803		target = &alloc_target;
804		get_unknown_target(target);
805		if (target_arch) {
806		if (parse_target_arch(target_arch, &target->arch)) {
807		fprintf(stderr, "invalid --target-arch argument\n");
808		return print_error_usage(arg0);
809		}
810		}
811		if (target_os) {
812		if (parse_target_os(target_os, &target->os)) {
813		fprintf(stderr, "invalid --target-os argument\n");
814		return print_error_usage(arg0);
815		}
816		}
817		if (target_environ) {
818		if (parse_target_environ(target_environ, &target->env_type)) {
819		fprintf(stderr, "invalid --target-environ argument\n");
820		return print_error_usage(arg0);
821		}
	889	if ((err = target_parse_triple(&target, target_string))) {
	890	fprintf(stderr, "invalid target: %s\n", err_str(err));
	891	return print_error_usage(arg0);
822	892	}
823	893	}
824	894
825	895	switch (cmd) {
	896	case CmdLibC: {
	897	if (in_file) {
	898	ZigLibCInstallation libc;
	899	if ((err = zig_libc_parse(&libc, buf_create_from_str(in_file), &target, true)))
	900	return EXIT_FAILURE;
	901	return EXIT_SUCCESS;
	902	}
	903	ZigLibCInstallation libc;
	904	if ((err = zig_libc_find_native(&libc, true)))
	905	return EXIT_FAILURE;
	906	zig_libc_render(&libc, stdout);
	907	return EXIT_SUCCESS;
	908	}
826	909	case CmdBuiltin: {
827		CodeGen *g = codegen_create(nullptr, target, out_type, build_mode, get_zig_lib_dir(), override_std_dir);
	910	CodeGen *g = codegen_create(nullptr, &target, out_type, build_mode, get_zig_lib_dir(), override_std_dir,
	911	nullptr);
	912	g->valgrind_support = valgrind_support;
828	913	g->is_single_threaded = is_single_threaded;
829	914	Buf *builtin_source = codegen_generate_builtin_source(g);
830	915	if (fwrite(buf_ptr(builtin_source), 1, buf_len(builtin_source), stdout) != buf_len(builtin_source)) {
...	...	@@ -838,15 +923,43 @@ int main(int argc, char **argv) {
838	923	case CmdTranslateC:
839	924	case CmdTest:
840	925	{
841		if (cmd == CmdBuild && !in_file && objects.length == 0 && asm_files.length == 0) {
842		fprintf(stderr, "Expected source file argument or at least one --object or --assembly argument.\n");
	926	if (cmd == CmdBuild && !in_file && objects.length == 0 && asm_files.length == 0 &&
	927	c_source_files.length == 0)
	928	{
	929	fprintf(stderr,
	930	"Expected at least one of these things:\n"
	931	" * Zig root source file argument\n"
	932	" * --object argument\n"
	933	" * --assembly argument\n"
	934	" * --c-source argument\n");
843	935	return print_error_usage(arg0);
844	936	} else if ((cmd == CmdTranslateC \|\| cmd == CmdTest \|\| cmd == CmdRun) && !in_file) {
845	937	fprintf(stderr, "Expected source file argument.\n");
846	938	return print_error_usage(arg0);
847		} else if (cmd == CmdBuild && out_type == OutTypeObj && objects.length != 0) {
848		fprintf(stderr, "When building an object file, --object arguments are invalid.\n");
849		return print_error_usage(arg0);
	939	} else if (cmd == CmdBuild && out_type == OutTypeObj) {
	940	if (objects.length != 0) {
	941	fprintf(stderr,
	942	"When building an object file, --object arguments are invalid.\n"
	943	"Consider building a static library instead.\n");
	944	return print_error_usage(arg0);
	945	}
	946	size_t zig_root_src_count = in_file ? 1 : 0;
	947	if (zig_root_src_count + c_source_files.length > 1) {
	948	fprintf(stderr,
	949	"When building an object file, only one of these allowed:\n"
	950	" * Zig root source file argument\n"
	951	" * --c-source argument\n"
	952	"Consider building a static library instead.\n");
	953	return print_error_usage(arg0);
	954	}
	955	if (c_source_files.length != 0 && asm_files.length != 0) {
	956	fprintf(stderr,
	957	"When building an object file, only one of these allowed:\n"
	958	" * --assembly argument\n"
	959	" * --c-source argument\n"
	960	"Consider building a static library instead.\n");
	961	return print_error_usage(arg0);
	962	}
850	963	}
851	964
852	965	assert(cmd != CmdBuild \|\| out_type != OutTypeUnknown);
...	...	@@ -873,6 +986,13 @@ int main(int argc, char **argv) {
873	986	}
874	987	}
875	988
	989	if (need_name && buf_out_name == nullptr && c_source_files.length == 1) {
	990	Buf basename = BUF_INIT;
	991	os_path_split(buf_create_from_str(c_source_files.at(0)->source_path), nullptr, &basename);
	992	buf_out_name = buf_alloc();
	993	os_path_extname(&basename, buf_out_name, nullptr);
	994	}
	995
876	996	if (need_name && buf_out_name == nullptr) {
877	997	fprintf(stderr, "--name [name] not provided and unable to infer\n\n");
878	998	return print_error_usage(arg0);
...	...	@@ -883,8 +1003,17 @@ int main(int argc, char **argv) {
883	1003	if (cmd == CmdRun && buf_out_name == nullptr) {
884	1004	buf_out_name = buf_create_from_str("run");
885	1005	}
886		CodeGen *g = codegen_create(zig_root_source_file, target, out_type, build_mode, get_zig_lib_dir(),
887		override_std_dir);
	1006	ZigLibCInstallation *libc = nullptr;
	1007	if (libc_txt != nullptr) {
	1008	libc = allocate<ZigLibCInstallation>(1);
	1009	if ((err = zig_libc_parse(libc, buf_create_from_str(libc_txt), &target, true))) {
	1010	fprintf(stderr, "Unable to parse --libc text file: %s\n", err_str(err));
	1011	return EXIT_FAILURE;
	1012	}
	1013	}
	1014	CodeGen *g = codegen_create(zig_root_source_file, &target, out_type, build_mode, get_zig_lib_dir(),
	1015	override_std_dir, libc);
	1016	g->valgrind_support = valgrind_support;
888	1017	g->subsystem = subsystem;
889	1018
890	1019	if (disable_pic) {
...	...	@@ -909,24 +1038,13 @@ int main(int argc, char **argv) {
909	1038	codegen_set_llvm_argv(g, llvm_argv.items, llvm_argv.length);
910	1039	codegen_set_strip(g, strip);
911	1040	codegen_set_is_static(g, is_static);
912		if (libc_lib_dir)
913		codegen_set_libc_lib_dir(g, buf_create_from_str(libc_lib_dir));
914		if (libc_static_lib_dir)
915		codegen_set_libc_static_lib_dir(g, buf_create_from_str(libc_static_lib_dir));
916		if (libc_include_dir)
917		codegen_set_libc_include_dir(g, buf_create_from_str(libc_include_dir));
918		if (msvc_lib_dir)
919		codegen_set_msvc_lib_dir(g, buf_create_from_str(msvc_lib_dir));
920		if (kernel32_lib_dir)
921		codegen_set_kernel32_lib_dir(g, buf_create_from_str(kernel32_lib_dir));
922		if (dynamic_linker)
923		codegen_set_dynamic_linker(g, buf_create_from_str(dynamic_linker));
924	1041	g->verbose_tokenize = verbose_tokenize;
925	1042	g->verbose_ast = verbose_ast;
926	1043	g->verbose_link = verbose_link;
927	1044	g->verbose_ir = verbose_ir;
928	1045	g->verbose_llvm_ir = verbose_llvm_ir;
929	1046	g->verbose_cimport = verbose_cimport;
	1047	g->verbose_cc = verbose_cc;
930	1048	codegen_set_errmsg_color(g, color);
931	1049	g->system_linker_hack = system_linker_hack;
932	1050
...	...	@@ -949,7 +1067,6 @@ int main(int argc, char **argv) {
949	1067	}
950	1068
951	1069	codegen_set_rdynamic(g, rdynamic);
952		g->no_rosegment_workaround = no_rosegment_workaround;
953	1070	if (mmacosx_version_min && mios_version_min) {
954	1071	fprintf(stderr, "-mmacosx-version-min and -mios-version-min options not allowed together\n");
955	1072	return EXIT_FAILURE;
...	...	@@ -975,11 +1092,14 @@ int main(int argc, char **argv) {
975	1092	codegen_set_output_path(g, buf_create_from_str(out_file));
976	1093	if (out_file_h != nullptr && (out_type == OutTypeObj \|\| out_type == OutTypeLib))
977	1094	codegen_set_output_h_path(g, buf_create_from_str(out_file_h));
	1095	if (out_file_lib != nullptr && out_type == OutTypeLib && !is_static)
	1096	codegen_set_output_lib_path(g, buf_create_from_str(out_file_lib));
978	1097
979	1098
980	1099	add_package(g, cur_pkg, g->root_package);
981	1100
982	1101	if (cmd == CmdBuild \|\| cmd == CmdRun \|\| cmd == CmdTest) {
	1102	g->c_source_files = c_source_files;
983	1103	for (size_t i = 0; i < objects.length; i += 1) {
984	1104	codegen_add_object(g, buf_create_from_str(objects.at(i)));
985	1105	}
...	...	@@ -1052,7 +1172,7 @@ int main(int argc, char **argv) {
1052	1172	}
1053	1173	}
1054	1174
1055		if (!target_can_exec(&native, target)) {
	1175	if (!target_can_exec(&native, &target)) {
1056	1176	fprintf(stderr, "Created %s but skipping execution because it is non-native.\n",
1057	1177	buf_ptr(test_exe_path));
1058	1178	return 0;
...	...	@@ -1079,8 +1199,6 @@ int main(int argc, char **argv) {
1079	1199	zig_unreachable();
1080	1200	}
1081	1201	}
1082		case CmdHelp:
1083		return print_full_usage(arg0);
1084	1202	case CmdVersion:
1085	1203	printf("%s\n", ZIG_VERSION_STRING);
1086	1204	return EXIT_SUCCESS;
...	...	@@ -1090,7 +1208,6 @@ int main(int argc, char **argv) {
1090	1208	case CmdTargets:
1091	1209	return print_target_list(stdout);
1092	1210	case CmdNone:
1093		fprintf(stderr, "Zig programming language\n");
1094		return print_error_usage(arg0);
	1211	return print_full_usage(arg0, stderr, EXIT_FAILURE);
1095	1212	}
1096	1213	}

src/os.cpp+34-13

...	...	@@ -50,11 +50,11 @@ typedef SSIZE_T ssize_t;
50	50
51	51	#endif
52	52
53		#if defined(ZIG_OS_LINUX) \|\| defined(ZIG_OS_FREEBSD)
	53	#if defined(ZIG_OS_LINUX) \|\| defined(ZIG_OS_FREEBSD) \|\| defined(ZIG_OS_NETBSD)
54	54	#include <link.h>
55	55	#endif
56	56
57		#if defined(ZIG_OS_FREEBSD)
	57	#if defined(ZIG_OS_FREEBSD) \|\| defined(ZIG_OS_NETBSD)
58	58	#include <sys/sysctl.h>
59	59	#endif
60	60
...	...	@@ -78,7 +78,7 @@ static clock_serv_t cclock;
78	78	#if defined(__APPLE__) && !defined(environ)
79	79	#include <crt_externs.h>
80	80	#define environ (*_NSGetEnviron())
81		#elif defined(ZIG_OS_FREEBSD)
	81	#elif defined(ZIG_OS_FREEBSD) \|\| defined(ZIG_OS_NETBSD)
82	82	extern char **environ;
83	83	#endif
84	84
...	...	@@ -1099,7 +1099,7 @@ Error os_fetch_file_path(Buf full_path, Buf out_contents, bool skip_shebang) {
1099	1099	case EINTR:
1100	1100	return ErrorInterrupted;
1101	1101	case EINVAL:
1102		zig_unreachable();
	1102	return ErrorInvalidFilename;
1103	1103	case ENFILE:
1104	1104	case ENOMEM:
1105	1105	return ErrorSystemResources;
...	...	@@ -1232,6 +1232,18 @@ static Error os_buf_to_tmp_file_posix(Buf contents, Buf suffix, Buf *out_tmp_p
1232	1232	}
1233	1233	#endif
1234	1234
	1235	Buf os_tmp_filename(Buf prefix, Buf *suffix) {
	1236	Buf *result = buf_create_from_buf(prefix);
	1237
	1238	const char base64[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_";
	1239	assert(array_length(base64) == 64 + 1);
	1240	for (size_t i = 0; i < 12; i += 1) {
	1241	buf_append_char(result, base64[rand() % 64]);
	1242	}
	1243	buf_append_buf(result, suffix);
	1244	return result;
	1245	}
	1246
1235	1247	#if defined(ZIG_OS_WINDOWS)
1236	1248	static Error os_buf_to_tmp_file_windows(Buf contents, Buf suffix, Buf *out_tmp_path) {
1237	1249	char tmp_dir[MAX_PATH + 1];
...	...	@@ -1458,6 +1470,15 @@ Error os_self_exe_path(Buf *out_path) {
1458	1470	}
1459	1471	buf_resize(out_path, cb - 1);
1460	1472	return ErrorNone;
	1473	#elif defined(ZIG_OS_NETBSD)
	1474	buf_resize(out_path, PATH_MAX);
	1475	int mib[4] = { CTL_KERN, KERN_PROC_ARGS, -1, KERN_PROC_PATHNAME };
	1476	size_t cb = PATH_MAX;
	1477	if (sysctl(mib, 4, buf_ptr(out_path), &cb, nullptr, 0) != 0) {
	1478	return ErrorUnexpected;
	1479	}
	1480	buf_resize(out_path, cb - 1);
	1481	return ErrorNone;
1461	1482	#endif
1462	1483	return ErrorFileNotFound;
1463	1484	}
...	...	@@ -1541,7 +1562,7 @@ void os_stderr_set_color(TermColor color) {
1541	1562	#endif
1542	1563	}
1543	1564
1544		int os_get_win32_ucrt_lib_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type) {
	1565	Error os_get_win32_ucrt_lib_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type) {
1545	1566	#if defined(ZIG_OS_WINDOWS)
1546	1567	buf_resize(output_buf, 0);
1547	1568	buf_appendf(output_buf, "%s\\Lib\\%s\\ucrt\\", sdk->path10_ptr, sdk->version10_ptr);
...	...	@@ -1562,7 +1583,7 @@ int os_get_win32_ucrt_lib_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_Arch
1562	1583	buf_init_from_buf(tmp_buf, output_buf);
1563	1584	buf_append_str(tmp_buf, "ucrt.lib");
1564	1585	if (GetFileAttributesA(buf_ptr(tmp_buf)) != INVALID_FILE_ATTRIBUTES) {
1565		return 0;
	1586	return ErrorNone;
1566	1587	}
1567	1588	else {
1568	1589	buf_resize(output_buf, 0);
...	...	@@ -1573,12 +1594,12 @@ int os_get_win32_ucrt_lib_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_Arch
1573	1594	#endif
1574	1595	}
1575	1596
1576		int os_get_win32_ucrt_include_path(ZigWindowsSDK sdk, Buf output_buf) {
	1597	Error os_get_win32_ucrt_include_path(ZigWindowsSDK sdk, Buf output_buf) {
1577	1598	#if defined(ZIG_OS_WINDOWS)
1578	1599	buf_resize(output_buf, 0);
1579	1600	buf_appendf(output_buf, "%s\\Include\\%s\\ucrt", sdk->path10_ptr, sdk->version10_ptr);
1580	1601	if (GetFileAttributesA(buf_ptr(output_buf)) != INVALID_FILE_ATTRIBUTES) {
1581		return 0;
	1602	return ErrorNone;
1582	1603	}
1583	1604	else {
1584	1605	buf_resize(output_buf, 0);
...	...	@@ -1589,7 +1610,7 @@ int os_get_win32_ucrt_include_path(ZigWindowsSDK sdk, Buf output_buf) {
1589	1610	#endif
1590	1611	}
1591	1612
1592		int os_get_win32_kern32_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type) {
	1613	Error os_get_win32_kern32_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type) {
1593	1614	#if defined(ZIG_OS_WINDOWS)
1594	1615	{
1595	1616	buf_resize(output_buf, 0);
...	...	@@ -1611,7 +1632,7 @@ int os_get_win32_kern32_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchTy
1611	1632	buf_init_from_buf(tmp_buf, output_buf);
1612	1633	buf_append_str(tmp_buf, "kernel32.lib");
1613	1634	if (GetFileAttributesA(buf_ptr(tmp_buf)) != INVALID_FILE_ATTRIBUTES) {
1614		return 0;
	1635	return ErrorNone;
1615	1636	}
1616	1637	}
1617	1638	{
...	...	@@ -1634,7 +1655,7 @@ int os_get_win32_kern32_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchTy
1634	1655	buf_init_from_buf(tmp_buf, output_buf);
1635	1656	buf_append_str(tmp_buf, "kernel32.lib");
1636	1657	if (GetFileAttributesA(buf_ptr(tmp_buf)) != INVALID_FILE_ATTRIBUTES) {
1637		return 0;
	1658	return ErrorNone;
1638	1659	}
1639	1660	}
1640	1661	return ErrorFileNotFound;
...	...	@@ -1776,7 +1797,7 @@ Error os_get_app_data_dir(Buf out_path, const char appname) {
1776	1797	}
1777	1798
1778	1799
1779		#if defined(ZIG_OS_LINUX) \|\| defined(ZIG_OS_FREEBSD)
	1800	#if defined(ZIG_OS_LINUX) \|\| defined(ZIG_OS_FREEBSD) \|\| defined(ZIG_OS_NETBSD)
1780	1801	static int self_exe_shared_libs_callback(struct dl_phdr_info info, size_t size, void data) {
1781	1802	ZigList<Buf > libs = reinterpret_cast< ZigList<Buf > >(data);
1782	1803	if (info->dlpi_name[0] == '/') {
...	...	@@ -1787,7 +1808,7 @@ static int self_exe_shared_libs_callback(struct dl_phdr_info *info, size_t size,
1787	1808	#endif
1788	1809
1789	1810	Error os_self_exe_shared_libs(ZigList<Buf *> &paths) {
1790		#if defined(ZIG_OS_LINUX) \|\| defined(ZIG_OS_FREEBSD)
	1811	#if defined(ZIG_OS_LINUX) \|\| defined(ZIG_OS_FREEBSD) \|\| defined(ZIG_OS_NETBSD)
1791	1812	paths.resize(0);
1792	1813	dl_iterate_phdr(self_exe_shared_libs_callback, &paths);
1793	1814	return ErrorNone;

src/os.hpp+6-3

...	...	@@ -25,6 +25,8 @@
25	25	#define ZIG_OS_LINUX
26	26	#elif defined(__FreeBSD__)
27	27	#define ZIG_OS_FREEBSD
	28	#elif defined(__NetBSD__)
	29	#define ZIG_OS_NETBSD
28	30	#else
29	31	#define ZIG_OS_UNKNOWN
30	32	#endif
...	...	@@ -119,6 +121,7 @@ Error ATTRIBUTE_MUST_USE os_get_cwd(Buf *out_cwd);
119	121	bool os_stderr_tty(void);
120	122	void os_stderr_set_color(TermColor color);
121	123
	124	Buf os_tmp_filename(Buf prefix, Buf *suffix);
122	125	Error os_buf_to_tmp_file(Buf contents, Buf suffix, Buf *out_tmp_path);
123	126	Error os_delete_file(Buf *path);
124	127
...	...	@@ -133,9 +136,9 @@ Error ATTRIBUTE_MUST_USE os_self_exe_path(Buf *out_path);
133	136
134	137	Error ATTRIBUTE_MUST_USE os_get_app_data_dir(Buf out_path, const char appname);
135	138
136		int os_get_win32_ucrt_include_path(ZigWindowsSDK sdk, Buf output_buf);
137		int os_get_win32_ucrt_lib_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type);
138		int os_get_win32_kern32_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type);
	139	Error ATTRIBUTE_MUST_USE os_get_win32_ucrt_include_path(ZigWindowsSDK sdk, Buf output_buf);
	140	Error ATTRIBUTE_MUST_USE os_get_win32_ucrt_lib_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type);
	141	Error ATTRIBUTE_MUST_USE os_get_win32_kern32_path(ZigWindowsSDK sdk, Buf output_buf, ZigLLVM_ArchType platform_type);
139	142
140	143	Error ATTRIBUTE_MUST_USE os_self_exe_shared_libs(ZigList<Buf *> &paths);
141	144

src/parser.cpp+11-1

...	...	@@ -2739,6 +2739,7 @@ static AstNode ast_parse_async_prefix(ParseContext pc) {
2739	2739
2740	2740	AstNode *res = ast_create_node(pc, NodeTypeFnCallExpr, async);
2741	2741	res->data.fn_call_expr.is_async = true;
	2742	res->data.fn_call_expr.seen = false;
2742	2743	if (eat_token_if(pc, TokenIdCmpLessThan) != nullptr) {
2743	2744	AstNode *prefix_expr = ast_expect(pc, ast_parse_prefix_expr);
2744	2745	expect_token(pc, TokenIdCmpGreaterThan);
...	...	@@ -2759,6 +2760,7 @@ static AstNode ast_parse_fn_call_argumnets(ParseContext pc) {
2759	2760
2760	2761	AstNode *res = ast_create_node(pc, NodeTypeFnCallExpr, paren);
2761	2762	res->data.fn_call_expr.params = params;
	2763	res->data.fn_call_expr.seen = false;
2762	2764	return res;
2763	2765	}
2764	2766
...	...	@@ -2778,7 +2780,8 @@ static AstNode ast_parse_array_type_start(ParseContext pc) {
2778	2780	// PtrTypeStart
2779	2781	// <- ASTERISK
2780	2782	// / ASTERISK2
2781		// / LBRACKET ASTERISK RBRACKET
	2783	// / PTRUNKNOWN
	2784	// / PTRC
2782	2785	static AstNode ast_parse_ptr_type_start(ParseContext pc) {
2783	2786	Token *asterisk = eat_token_if(pc, TokenIdStar);
2784	2787	if (asterisk != nullptr) {
...	...	@@ -2804,6 +2807,13 @@ static AstNode ast_parse_ptr_type_start(ParseContext pc) {
2804	2807	return res;
2805	2808	}
2806	2809
	2810	Token *cptr = eat_token_if(pc, TokenIdBracketStarCBracket);
	2811	if (cptr != nullptr) {
	2812	AstNode *res = ast_create_node(pc, NodeTypePointerType, cptr);
	2813	res->data.pointer_type.star_token = cptr;
	2814	return res;
	2815	}
	2816
2807	2817	return nullptr;
2808	2818	}
2809	2819

src/target.cpp+599-344

...	...	@@ -9,127 +9,116 @@
9	9	#include "error.hpp"
10	10	#include "target.hpp"
11	11	#include "util.hpp"
	12	#include "os.hpp"
12	13
13	14	#include <stdio.h>
14	15
15		static const ArchType arch_list[] = {
16		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8_5a},
17		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8_4a},
18		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8_3a},
19		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8_2a},
20		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8_1a},
21		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8},
22		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8r},
23		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8m_baseline},
24		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v8m_mainline},
25		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v7},
26		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v7em},
27		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v7m},
28		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v7s},
29		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v7k},
30		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v7ve},
31		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v6},
32		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v6m},
33		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v6k},
34		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v6t2},
35		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v5},
36		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v5te},
37		{ZigLLVM_arm, ZigLLVM_ARMSubArch_v4t},
38
39		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8_5a},
40		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8_4a},
41		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8_3a},
42		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8_2a},
43		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8_1a},
44		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8},
45		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8r},
46		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8m_baseline},
47		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v8m_mainline},
48		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v7},
49		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v7em},
50		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v7m},
51		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v7s},
52		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v7k},
53		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v7ve},
54		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v6},
55		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v6m},
56		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v6k},
57		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v6t2},
58		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v5},
59		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v5te},
60		{ZigLLVM_armeb, ZigLLVM_ARMSubArch_v4t},
61
62		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8_5a},
63		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8_4a},
64		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8_3a},
65		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8_2a},
66		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8_1a},
67		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8},
68		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8r},
69		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8m_baseline},
70		{ZigLLVM_aarch64, ZigLLVM_ARMSubArch_v8m_mainline},
71
72		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8_5a},
73		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8_4a},
74		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8_3a},
75		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8_2a},
76		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8_1a},
77		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8},
78		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8r},
79		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8m_baseline},
80		{ZigLLVM_aarch64_be, ZigLLVM_ARMSubArch_v8m_mainline},
81
82		{ZigLLVM_arc, ZigLLVM_NoSubArch},
83		{ZigLLVM_avr, ZigLLVM_NoSubArch},
84		{ZigLLVM_bpfel, ZigLLVM_NoSubArch},
85		{ZigLLVM_bpfeb, ZigLLVM_NoSubArch},
86		{ZigLLVM_hexagon, ZigLLVM_NoSubArch},
87
88		{ZigLLVM_mips, ZigLLVM_MipsSubArch_r6},
89		{ZigLLVM_mipsel, ZigLLVM_MipsSubArch_r6},
90		{ZigLLVM_mips64, ZigLLVM_MipsSubArch_r6},
91		{ZigLLVM_mips64el, ZigLLVM_MipsSubArch_r6},
92
93		{ZigLLVM_msp430, ZigLLVM_NoSubArch},
94		{ZigLLVM_ppc, ZigLLVM_NoSubArch},
95		{ZigLLVM_ppc64, ZigLLVM_NoSubArch},
96		{ZigLLVM_ppc64le, ZigLLVM_NoSubArch},
97		{ZigLLVM_r600, ZigLLVM_NoSubArch},
98		{ZigLLVM_amdgcn, ZigLLVM_NoSubArch},
99		{ZigLLVM_riscv32, ZigLLVM_NoSubArch},
100		{ZigLLVM_riscv64, ZigLLVM_NoSubArch},
101		{ZigLLVM_sparc, ZigLLVM_NoSubArch},
102		{ZigLLVM_sparcv9, ZigLLVM_NoSubArch},
103		{ZigLLVM_sparcel, ZigLLVM_NoSubArch},
104		{ZigLLVM_systemz, ZigLLVM_NoSubArch},
105		{ZigLLVM_tce, ZigLLVM_NoSubArch},
106		{ZigLLVM_tcele, ZigLLVM_NoSubArch},
107		{ZigLLVM_thumb, ZigLLVM_NoSubArch},
108		{ZigLLVM_thumbeb, ZigLLVM_NoSubArch},
109		{ZigLLVM_x86, ZigLLVM_NoSubArch},
110		{ZigLLVM_x86_64, ZigLLVM_NoSubArch},
111		{ZigLLVM_xcore, ZigLLVM_NoSubArch},
112		{ZigLLVM_nvptx, ZigLLVM_NoSubArch},
113		{ZigLLVM_nvptx64, ZigLLVM_NoSubArch},
114		{ZigLLVM_le32, ZigLLVM_NoSubArch},
115		{ZigLLVM_le64, ZigLLVM_NoSubArch},
116		{ZigLLVM_amdil, ZigLLVM_NoSubArch},
117		{ZigLLVM_amdil64, ZigLLVM_NoSubArch},
118		{ZigLLVM_hsail, ZigLLVM_NoSubArch},
119		{ZigLLVM_hsail64, ZigLLVM_NoSubArch},
120		{ZigLLVM_spir, ZigLLVM_NoSubArch},
121		{ZigLLVM_spir64, ZigLLVM_NoSubArch},
122
123		{ZigLLVM_kalimba, ZigLLVM_KalimbaSubArch_v3},
124		{ZigLLVM_kalimba, ZigLLVM_KalimbaSubArch_v4},
125		{ZigLLVM_kalimba, ZigLLVM_KalimbaSubArch_v5},
126
127		{ZigLLVM_shave, ZigLLVM_NoSubArch},
128		{ZigLLVM_lanai, ZigLLVM_NoSubArch},
129		{ZigLLVM_wasm32, ZigLLVM_NoSubArch},
130		{ZigLLVM_wasm64, ZigLLVM_NoSubArch},
131		{ZigLLVM_renderscript32, ZigLLVM_NoSubArch},
132		{ZigLLVM_renderscript64, ZigLLVM_NoSubArch},
	16	static const SubArchList subarch_list_list[] = {
	17	SubArchListNone,
	18	SubArchListArm32,
	19	SubArchListArm64,
	20	SubArchListKalimba,
	21	SubArchListMips,
	22	};
	23
	24	static const ZigLLVM_SubArchType subarch_list_arm32[] = {
	25	ZigLLVM_ARMSubArch_v8_5a,
	26	ZigLLVM_ARMSubArch_v8_4a,
	27	ZigLLVM_ARMSubArch_v8_3a,
	28	ZigLLVM_ARMSubArch_v8_2a,
	29	ZigLLVM_ARMSubArch_v8_1a,
	30	ZigLLVM_ARMSubArch_v8,
	31	ZigLLVM_ARMSubArch_v8r,
	32	ZigLLVM_ARMSubArch_v8m_baseline,
	33	ZigLLVM_ARMSubArch_v8m_mainline,
	34	ZigLLVM_ARMSubArch_v7,
	35	ZigLLVM_ARMSubArch_v7em,
	36	ZigLLVM_ARMSubArch_v7m,
	37	ZigLLVM_ARMSubArch_v7s,
	38	ZigLLVM_ARMSubArch_v7k,
	39	ZigLLVM_ARMSubArch_v7ve,
	40	ZigLLVM_ARMSubArch_v6,
	41	ZigLLVM_ARMSubArch_v6m,
	42	ZigLLVM_ARMSubArch_v6k,
	43	ZigLLVM_ARMSubArch_v6t2,
	44	ZigLLVM_ARMSubArch_v5,
	45	ZigLLVM_ARMSubArch_v5te,
	46	ZigLLVM_ARMSubArch_v4t,
	47
	48	};
	49
	50	static const ZigLLVM_SubArchType subarch_list_arm64[] = {
	51	ZigLLVM_ARMSubArch_v8_5a,
	52	ZigLLVM_ARMSubArch_v8_4a,
	53	ZigLLVM_ARMSubArch_v8_3a,
	54	ZigLLVM_ARMSubArch_v8_2a,
	55	ZigLLVM_ARMSubArch_v8_1a,
	56	ZigLLVM_ARMSubArch_v8,
	57	ZigLLVM_ARMSubArch_v8r,
	58	ZigLLVM_ARMSubArch_v8m_baseline,
	59	ZigLLVM_ARMSubArch_v8m_mainline,
	60	};
	61
	62	static const ZigLLVM_SubArchType subarch_list_kalimba[] = {
	63	ZigLLVM_KalimbaSubArch_v5,
	64	ZigLLVM_KalimbaSubArch_v4,
	65	ZigLLVM_KalimbaSubArch_v3,
	66	};
	67
	68	static const ZigLLVM_SubArchType subarch_list_mips[] = {
	69	ZigLLVM_MipsSubArch_r6,
	70	};
	71
	72	static const ZigLLVM_ArchType arch_list[] = {
	73	ZigLLVM_arm, // ARM (little endian): arm, armv.*, xscale
	74	ZigLLVM_armeb, // ARM (big endian): armeb
	75	ZigLLVM_aarch64, // AArch64 (little endian): aarch64
	76	ZigLLVM_aarch64_be, // AArch64 (big endian): aarch64_be
	77	ZigLLVM_arc, // ARC: Synopsys ARC
	78	ZigLLVM_avr, // AVR: Atmel AVR microcontroller
	79	ZigLLVM_bpfel, // eBPF or extended BPF or 64-bit BPF (little endian)
	80	ZigLLVM_bpfeb, // eBPF or extended BPF or 64-bit BPF (big endian)
	81	ZigLLVM_hexagon, // Hexagon: hexagon
	82	ZigLLVM_mips, // MIPS: mips, mipsallegrex, mipsr6
	83	ZigLLVM_mipsel, // MIPSEL: mipsel, mipsallegrexe, mipsr6el
	84	ZigLLVM_mips64, // MIPS64: mips64, mips64r6, mipsn32, mipsn32r6
	85	ZigLLVM_mips64el, // MIPS64EL: mips64el, mips64r6el, mipsn32el, mipsn32r6el
	86	ZigLLVM_msp430, // MSP430: msp430
	87	ZigLLVM_ppc, // PPC: powerpc
	88	ZigLLVM_ppc64, // PPC64: powerpc64, ppu
	89	ZigLLVM_ppc64le, // PPC64LE: powerpc64le
	90	ZigLLVM_r600, // R600: AMD GPUs HD2XXX - HD6XXX
	91	ZigLLVM_amdgcn, // AMDGCN: AMD GCN GPUs
	92	ZigLLVM_riscv32, // RISC-V (32-bit): riscv32
	93	ZigLLVM_riscv64, // RISC-V (64-bit): riscv64
	94	ZigLLVM_sparc, // Sparc: sparc
	95	ZigLLVM_sparcv9, // Sparcv9: Sparcv9
	96	ZigLLVM_sparcel, // Sparc: (endianness = little). NB: 'Sparcle' is a CPU variant
	97	ZigLLVM_systemz, // SystemZ: s390x
	98	ZigLLVM_tce, // TCE (http://tce.cs.tut.fi/): tce
	99	ZigLLVM_tcele, // TCE little endian (http://tce.cs.tut.fi/): tcele
	100	ZigLLVM_thumb, // Thumb (little endian): thumb, thumbv.*
	101	ZigLLVM_thumbeb, // Thumb (big endian): thumbeb
	102	ZigLLVM_x86, // X86: i[3-9]86
	103	ZigLLVM_x86_64, // X86-64: amd64, x86_64
	104	ZigLLVM_xcore, // XCore: xcore
	105	ZigLLVM_nvptx, // NVPTX: 32-bit
	106	ZigLLVM_nvptx64, // NVPTX: 64-bit
	107	ZigLLVM_le32, // le32: generic little-endian 32-bit CPU (PNaCl)
	108	ZigLLVM_le64, // le64: generic little-endian 64-bit CPU (PNaCl)
	109	ZigLLVM_amdil, // AMDIL
	110	ZigLLVM_amdil64, // AMDIL with 64-bit pointers
	111	ZigLLVM_hsail, // AMD HSAIL
	112	ZigLLVM_hsail64, // AMD HSAIL with 64-bit pointers
	113	ZigLLVM_spir, // SPIR: standard portable IR for OpenCL 32-bit version
	114	ZigLLVM_spir64, // SPIR: standard portable IR for OpenCL 64-bit version
	115	ZigLLVM_kalimba, // Kalimba: generic kalimba
	116	ZigLLVM_shave, // SHAVE: Movidius vector VLIW processors
	117	ZigLLVM_lanai, // Lanai: Lanai 32-bit
	118	ZigLLVM_wasm32, // WebAssembly with 32-bit pointers
	119	ZigLLVM_wasm64, // WebAssembly with 64-bit pointers
	120	ZigLLVM_renderscript32, // 32-bit RenderScript
	121	ZigLLVM_renderscript64, // 64-bit RenderScript
133	122	};
134	123
135	124	static const ZigLLVM_VendorType vendor_list[] = {
...	...	@@ -190,7 +179,7 @@ static const Os os_list[] = {
190	179	};
191	180
192	181	// Coordinate with zig_llvm.h
193		static const ZigLLVM_EnvironmentType environ_list[] = {
	182	static const ZigLLVM_EnvironmentType abi_list[] = {
194	183	ZigLLVM_UnknownEnvironment,
195	184
196	185	ZigLLVM_GNU,
...	...	@@ -225,11 +214,12 @@ size_t target_oformat_count(void) {
225	214	return array_length(oformat_list);
226	215	}
227	216
228		const ZigLLVM_ObjectFormatType get_target_oformat(size_t index) {
	217	ZigLLVM_ObjectFormatType target_oformat_enum(size_t index) {
	218	assert(index < array_length(oformat_list));
229	219	return oformat_list[index];
230	220	}
231	221
232		const char *get_target_oformat_name(ZigLLVM_ObjectFormatType oformat) {
	222	const char *target_oformat_name(ZigLLVM_ObjectFormatType oformat) {
233	223	switch (oformat) {
234	224	case ZigLLVM_UnknownObjectFormat: return "unknown";
235	225	case ZigLLVM_COFF: return "coff";
...	...	@@ -244,22 +234,25 @@ size_t target_arch_count(void) {
244	234	return array_length(arch_list);
245	235	}
246	236
247		const ArchType *get_target_arch(size_t index) {
248		return &arch_list[index];
	237	ZigLLVM_ArchType target_arch_enum(size_t index) {
	238	assert(index < array_length(arch_list));
	239	return arch_list[index];
249	240	}
250	241
251	242	size_t target_vendor_count(void) {
252	243	return array_length(vendor_list);
253	244	}
254	245
255		ZigLLVM_VendorType get_target_vendor(size_t index) {
	246	ZigLLVM_VendorType target_vendor_enum(size_t index) {
	247	assert(index < array_length(vendor_list));
256	248	return vendor_list[index];
257	249	}
258	250
259	251	size_t target_os_count(void) {
260	252	return array_length(os_list);
261	253	}
262		Os get_target_os(size_t index) {
	254	Os target_os_enum(size_t index) {
	255	assert(index < array_length(os_list));
263	256	return os_list[index];
264	257	}
265	258
...	...	@@ -414,7 +407,7 @@ static Os get_zig_os_type(ZigLLVM_OSType os_type) {
414	407	zig_unreachable();
415	408	}
416	409
417		const char *get_target_os_name(Os os_type) {
	410	const char *target_os_name(Os os_type) {
418	411	switch (os_type) {
419	412	case OsFreestanding:
420	413	return "freestanding";
...	...	@@ -460,78 +453,257 @@ const char *get_target_os_name(Os os_type) {
460	453	zig_unreachable();
461	454	}
462	455
463		size_t target_environ_count(void) {
464		return array_length(environ_list);
	456	size_t target_abi_count(void) {
	457	return array_length(abi_list);
	458	}
	459	ZigLLVM_EnvironmentType target_abi_enum(size_t index) {
	460	assert(index < array_length(abi_list));
	461	return abi_list[index];
465	462	}
466		ZigLLVM_EnvironmentType get_target_environ(size_t index) {
467		return environ_list[index];
	463	const char *target_abi_name(ZigLLVM_EnvironmentType abi) {
	464	if (abi == ZigLLVM_UnknownEnvironment)
	465	return "none";
	466	return ZigLLVMGetEnvironmentTypeName(abi);
468	467	}
469	468
470	469	void get_native_target(ZigTarget *target) {
471	470	ZigLLVM_OSType os_type;
	471	ZigLLVM_ObjectFormatType oformat; // ignored; based on arch/os
472	472	ZigLLVMGetNativeTarget(
473		&target->arch.arch,
474		&target->arch.sub_arch,
	473	&target->arch,
	474	&target->sub_arch,
475	475	&target->vendor,
476	476	&os_type,
477		&target->env_type,
478		&target->oformat);
	477	&target->abi,
	478	&oformat);
479	479	target->os = get_zig_os_type(os_type);
	480	target->is_native = true;
	481	if (target->abi == ZigLLVM_UnknownEnvironment) {
	482	target->abi = target_default_abi(target->arch, target->os);
	483	}
480	484	}
481	485
482		void get_unknown_target(ZigTarget *target) {
483		target->arch.arch = ZigLLVM_UnknownArch;
484		target->arch.sub_arch = ZigLLVM_NoSubArch;
485		target->vendor = ZigLLVM_UnknownVendor;
486		target->os = OsFreestanding;
487		target->env_type = ZigLLVM_UnknownEnvironment;
488		target->oformat = ZigLLVM_UnknownObjectFormat;
	486	Error target_parse_archsub(ZigLLVM_ArchType out_arch, ZigLLVM_SubArchType out_sub,
	487	const char *archsub_ptr, size_t archsub_len)
	488	{
	489	for (size_t arch_i = 0; arch_i < array_length(arch_list); arch_i += 1) {
	490	ZigLLVM_ArchType arch = arch_list[arch_i];
	491	SubArchList sub_arch_list = target_subarch_list(arch);
	492	size_t subarch_count = target_subarch_count(sub_arch_list);
	493	if (subarch_count == 0) {
	494	if (mem_eql_str(archsub_ptr, archsub_len, target_arch_name(arch))) {
	495	*out_arch = arch;
	496	*out_sub = ZigLLVM_NoSubArch;
	497	return ErrorNone;
	498	}
	499	continue;
	500	}
	501	for (size_t sub_i = 0; sub_i < subarch_count; sub_i += 1) {
	502	ZigLLVM_SubArchType sub = target_subarch_enum(sub_arch_list, sub_i);
	503	char arch_name[64];
	504	int n = sprintf(arch_name, "%s%s", target_arch_name(arch), target_subarch_name(sub));
	505	if (mem_eql_mem(arch_name, n, archsub_ptr, archsub_len)) {
	506	*out_arch = arch;
	507	*out_sub = sub;
	508	return ErrorNone;
	509	}
	510	}
	511	}
	512	return ErrorUnknownArchitecture;
489	513	}
490	514
491		static void get_arch_name_raw(char *out_str, ZigLLVM_ArchType arch, ZigLLVM_SubArchType sub_arch) {
492		const char *sub_str = (sub_arch == ZigLLVM_NoSubArch) ? "" : ZigLLVMGetSubArchTypeName(sub_arch);
493		sprintf(out_str, "%s%s", ZigLLVMGetArchTypeName(arch), sub_str);
494		}
	515	SubArchList target_subarch_list(ZigLLVM_ArchType arch) {
	516	switch (arch) {
	517	case ZigLLVM_UnknownArch:
	518	zig_unreachable();
	519	case ZigLLVM_arm:
	520	case ZigLLVM_armeb:
	521	case ZigLLVM_thumb:
	522	case ZigLLVM_thumbeb:
	523	return SubArchListArm32;
	524
	525	case ZigLLVM_aarch64:
	526	case ZigLLVM_aarch64_be:
	527	return SubArchListArm64;
495	528
496		void get_arch_name(char out_str, const ArchType arch) {
497		return get_arch_name_raw(out_str, arch->arch, arch->sub_arch);
	529	case ZigLLVM_kalimba:
	530	return SubArchListKalimba;
	531
	532	case ZigLLVM_arc:
	533	case ZigLLVM_avr:
	534	case ZigLLVM_bpfel:
	535	case ZigLLVM_bpfeb:
	536	case ZigLLVM_hexagon:
	537	case ZigLLVM_mips:
	538	case ZigLLVM_mipsel:
	539	case ZigLLVM_mips64:
	540	case ZigLLVM_mips64el:
	541	case ZigLLVM_msp430:
	542	case ZigLLVM_ppc:
	543	case ZigLLVM_ppc64:
	544	case ZigLLVM_ppc64le:
	545	case ZigLLVM_r600:
	546	case ZigLLVM_amdgcn:
	547	case ZigLLVM_riscv32:
	548	case ZigLLVM_riscv64:
	549	case ZigLLVM_sparc:
	550	case ZigLLVM_sparcv9:
	551	case ZigLLVM_sparcel:
	552	case ZigLLVM_systemz:
	553	case ZigLLVM_tce:
	554	case ZigLLVM_tcele:
	555	case ZigLLVM_x86:
	556	case ZigLLVM_x86_64:
	557	case ZigLLVM_xcore:
	558	case ZigLLVM_nvptx:
	559	case ZigLLVM_nvptx64:
	560	case ZigLLVM_le32:
	561	case ZigLLVM_le64:
	562	case ZigLLVM_amdil:
	563	case ZigLLVM_amdil64:
	564	case ZigLLVM_hsail:
	565	case ZigLLVM_hsail64:
	566	case ZigLLVM_spir:
	567	case ZigLLVM_spir64:
	568	case ZigLLVM_shave:
	569	case ZigLLVM_lanai:
	570	case ZigLLVM_wasm32:
	571	case ZigLLVM_wasm64:
	572	case ZigLLVM_renderscript32:
	573	case ZigLLVM_renderscript64:
	574	return SubArchListNone;
	575	}
	576	zig_unreachable();
498	577	}
499	578
500		int parse_target_arch(const char str, ArchType out_arch) {
501		for (size_t i = 0; i < array_length(arch_list); i += 1) {
502		const ArchType *arch = &arch_list[i];
503		char arch_name[50];
504		get_arch_name_raw(arch_name, arch->arch, arch->sub_arch);
505		if (strcmp(arch_name, str) == 0) {
506		out_arch = arch;
	579	size_t target_subarch_count(SubArchList sub_arch_list) {
	580	switch (sub_arch_list) {
	581	case SubArchListNone:
507	582	return 0;
508		}
	583	case SubArchListArm32:
	584	return array_length(subarch_list_arm32);
	585	case SubArchListArm64:
	586	return array_length(subarch_list_arm64);
	587	case SubArchListKalimba:
	588	return array_length(subarch_list_kalimba);
	589	case SubArchListMips:
	590	return array_length(subarch_list_mips);
	591	}
	592	zig_unreachable();
	593	}
	594
	595	ZigLLVM_SubArchType target_subarch_enum(SubArchList sub_arch_list, size_t i) {
	596	switch (sub_arch_list) {
	597	case SubArchListNone:
	598	zig_unreachable();
	599	case SubArchListArm32:
	600	assert(i < array_length(subarch_list_arm32));
	601	return subarch_list_arm32[i];
	602	case SubArchListArm64:
	603	assert(i < array_length(subarch_list_arm64));
	604	return subarch_list_arm64[i];
	605	case SubArchListKalimba:
	606	assert(i < array_length(subarch_list_kalimba));
	607	return subarch_list_kalimba[i];
	608	case SubArchListMips:
	609	assert(i < array_length(subarch_list_mips));
	610	return subarch_list_mips[i];
509	611	}
510		return ErrorFileNotFound;
	612	zig_unreachable();
	613	}
	614
	615	const char *target_subarch_name(ZigLLVM_SubArchType subarch) {
	616	return ZigLLVMGetSubArchTypeName(subarch);
	617	}
	618
	619	size_t target_subarch_list_count(void) {
	620	return array_length(subarch_list_list);
	621	}
	622
	623	SubArchList target_subarch_list_enum(size_t index) {
	624	assert(index < array_length(subarch_list_list));
	625	return subarch_list_list[index];
	626	}
	627
	628	const char *target_subarch_list_name(SubArchList sub_arch_list) {
	629	switch (sub_arch_list) {
	630	case SubArchListNone:
	631	return "None";
	632	case SubArchListArm32:
	633	return "Arm32";
	634	case SubArchListArm64:
	635	return "Arm64";
	636	case SubArchListKalimba:
	637	return "Kalimba";
	638	case SubArchListMips:
	639	return "Mips";
	640	}
	641	zig_unreachable();
511	642	}
512	643
513		int parse_target_os(const char str, Os out_os) {
	644	Error target_parse_os(Os out_os, const char os_ptr, size_t os_len) {
514	645	for (size_t i = 0; i < array_length(os_list); i += 1) {
515	646	Os os = os_list[i];
516		const char *os_name = get_target_os_name(os);
517		if (strcmp(os_name, str) == 0) {
	647	const char *os_name = target_os_name(os);
	648	if (mem_eql_str(os_ptr, os_len, os_name)) {
518	649	*out_os = os;
519		return 0;
	650	return ErrorNone;
520	651	}
521	652	}
522		return ErrorFileNotFound;
	653	return ErrorUnknownOperatingSystem;
523	654	}
524	655
525		int parse_target_environ(const char str, ZigLLVM_EnvironmentType out_environ) {
526		for (size_t i = 0; i < array_length(environ_list); i += 1) {
527		ZigLLVM_EnvironmentType env_type = environ_list[i];
528		const char *environ_name = ZigLLVMGetEnvironmentTypeName(env_type);
529		if (strcmp(environ_name, str) == 0) {
530		*out_environ = env_type;
531		return 0;
	656	Error target_parse_abi(ZigLLVM_EnvironmentType out_abi, const char abi_ptr, size_t abi_len) {
	657	for (size_t i = 0; i < array_length(abi_list); i += 1) {
	658	ZigLLVM_EnvironmentType abi = abi_list[i];
	659	const char *abi_name = target_abi_name(abi);
	660	if (mem_eql_str(abi_ptr, abi_len, abi_name)) {
	661	*out_abi = abi;
	662	return ErrorNone;
	663	}
	664	}
	665	return ErrorUnknownABI;
	666	}
	667
	668	Error target_parse_triple(ZigTarget target, const char triple) {
	669	Error err;
	670	SplitIterator it = memSplit(str(triple), str("-"));
	671
	672	Optional<Slice<uint8_t>> opt_archsub = SplitIterator_next(&it);
	673	Optional<Slice<uint8_t>> opt_os = SplitIterator_next(&it);
	674	Optional<Slice<uint8_t>> opt_abi = SplitIterator_next(&it);
	675
	676	if (!opt_archsub.is_some)
	677	return ErrorMissingArchitecture;
	678
	679	if (!opt_os.is_some)
	680	return ErrorMissingOperatingSystem;
	681
	682	if ((err = target_parse_archsub(&target->arch, &target->sub_arch,
	683	(char*)opt_archsub.value.ptr, opt_archsub.value.len)))
	684	{
	685	return err;
	686	}
	687
	688	if ((err = target_parse_os(&target->os, (char*)opt_os.value.ptr, opt_os.value.len))) {
	689	return err;
	690	}
	691
	692	if (opt_abi.is_some) {
	693	if ((err = target_parse_abi(&target->abi, (char*)opt_abi.value.ptr, opt_abi.value.len))) {
	694	return err;
532	695	}
	696	} else {
	697	target->abi = target_default_abi(target->arch, target->os);
533	698	}
534		return ErrorFileNotFound;
	699
	700	target->vendor = ZigLLVM_UnknownVendor;
	701	target->is_native = false;
	702	return ErrorNone;
	703	}
	704
	705	const char *target_arch_name(ZigLLVM_ArchType arch) {
	706	return ZigLLVMGetArchTypeName(arch);
535	707	}
536	708
537	709	void init_all_targets(void) {
...	...	@@ -543,121 +715,39 @@ void init_all_targets(void) {
543	715	}
544	716
545	717	void get_target_triple(Buf triple, const ZigTarget target) {
546		char arch_name[50];
547		get_arch_name(arch_name, &target->arch);
548
549	718	buf_resize(triple, 0);
550
551		// LLVM WebAssembly output support requires the target to be activated at
552		// build type with -DCMAKE_LLVM_EXPIERMENTAL_TARGETS_TO_BUILD=WebAssembly.
553		//
554		// LLVM determines the output format based on the environment suffix,
555		// defaulting to an object based on the architecture. The default format in
556		// LLVM 6 sets the wasm arch output incorrectly to ELF. We need to
557		// explicitly set this ourself in order for it to work.
558		//
559		// This is fixed in LLVM 7 and you will be able to get wasm output by
560		// using the target triple `wasm32-unknown-unknown-unknown`.
561		if (!strncmp(arch_name, "wasm", 4)) {
562		buf_appendf(triple, "%s-%s-%s-wasm", arch_name,
563		ZigLLVMGetVendorTypeName(target->vendor),
564		ZigLLVMGetOSTypeName(get_llvm_os_type(target->os)));
565		} else {
566		buf_appendf(triple, "%s-%s-%s-%s", arch_name,
567		ZigLLVMGetVendorTypeName(target->vendor),
568		ZigLLVMGetOSTypeName(get_llvm_os_type(target->os)),
569		ZigLLVMGetEnvironmentTypeName(target->env_type));
570		}
	719	buf_appendf(triple, "%s%s-%s-%s-%s",
	720	ZigLLVMGetArchTypeName(target->arch),
	721	ZigLLVMGetSubArchTypeName(target->sub_arch),
	722	ZigLLVMGetVendorTypeName(target->vendor),
	723	ZigLLVMGetOSTypeName(get_llvm_os_type(target->os)),
	724	ZigLLVMGetEnvironmentTypeName(target->abi));
571	725	}
572	726
573		static bool is_os_darwin(ZigTarget *target) {
	727	bool target_is_darwin(const ZigTarget *target) {
574	728	switch (target->os) {
575	729	case OsMacOSX:
576	730	case OsIOS:
	731	case OsWatchOS:
	732	case OsTvOS:
577	733	return true;
578	734	default:
579	735	return false;
580	736	}
581	737	}
582	738
583		void resolve_target_object_format(ZigTarget *target) {
584		if (target->oformat != ZigLLVM_UnknownObjectFormat) {
585		return;
	739	ZigLLVM_ObjectFormatType target_object_format(const ZigTarget *target) {
	740	if (target->os == OsUefi \|\| target->os == OsWindows) {
	741	return ZigLLVM_COFF;
	742	} else if (target_is_darwin(target)) {
	743	return ZigLLVM_MachO;
586	744	}
587
588		switch (target->arch.arch) {
589		case ZigLLVM_UnknownArch:
590		case ZigLLVM_aarch64:
591		case ZigLLVM_arm:
592		case ZigLLVM_thumb:
593		case ZigLLVM_x86:
594		case ZigLLVM_x86_64:
595		if (is_os_darwin(target)) {
596		target->oformat = ZigLLVM_MachO;
597		} else if (target->os == OsWindows) {
598		target->oformat = ZigLLVM_COFF;
599		} else {
600		target->oformat = ZigLLVM_ELF;
601		}
602		return;
603
604		case ZigLLVM_aarch64_be:
605		case ZigLLVM_amdgcn:
606		case ZigLLVM_amdil:
607		case ZigLLVM_amdil64:
608		case ZigLLVM_armeb:
609		case ZigLLVM_arc:
610		case ZigLLVM_avr:
611		case ZigLLVM_bpfeb:
612		case ZigLLVM_bpfel:
613		case ZigLLVM_hexagon:
614		case ZigLLVM_lanai:
615		case ZigLLVM_hsail:
616		case ZigLLVM_hsail64:
617		case ZigLLVM_kalimba:
618		case ZigLLVM_le32:
619		case ZigLLVM_le64:
620		case ZigLLVM_mips:
621		case ZigLLVM_mips64:
622		case ZigLLVM_mips64el:
623		case ZigLLVM_mipsel:
624		case ZigLLVM_msp430:
625		case ZigLLVM_nvptx:
626		case ZigLLVM_nvptx64:
627		case ZigLLVM_ppc64le:
628		case ZigLLVM_r600:
629		case ZigLLVM_renderscript32:
630		case ZigLLVM_renderscript64:
631		case ZigLLVM_riscv32:
632		case ZigLLVM_riscv64:
633		case ZigLLVM_shave:
634		case ZigLLVM_sparc:
635		case ZigLLVM_sparcel:
636		case ZigLLVM_sparcv9:
637		case ZigLLVM_spir:
638		case ZigLLVM_spir64:
639		case ZigLLVM_systemz:
640		case ZigLLVM_tce:
641		case ZigLLVM_tcele:
642		case ZigLLVM_thumbeb:
643		case ZigLLVM_xcore:
644		target->oformat= ZigLLVM_ELF;
645		return;
646
647		case ZigLLVM_wasm32:
648		case ZigLLVM_wasm64:
649		target->oformat = ZigLLVM_Wasm;
650		return;
651
652		case ZigLLVM_ppc:
653		case ZigLLVM_ppc64:
654		if (is_os_darwin(target)) {
655		target->oformat = ZigLLVM_MachO;
656		} else {
657		target->oformat= ZigLLVM_ELF;
658		}
659		return;
	745	if (target->arch == ZigLLVM_wasm32 \|\|
	746	target->arch == ZigLLVM_wasm64)
	747	{
	748	return ZigLLVM_Wasm;
660	749	}
	750	return ZigLLVM_ELF;
661	751	}
662	752
663	753	// See lib/Support/Triple.cpp in LLVM for the source of this data.
...	...	@@ -728,7 +818,7 @@ static int get_arch_pointer_bit_width(ZigLLVM_ArchType arch) {
728	818	uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
729	819	switch (target->os) {
730	820	case OsFreestanding:
731		switch (target->arch.arch) {
	821	switch (target->arch) {
732	822	case ZigLLVM_msp430:
733	823	switch (id) {
734	824	case CIntTypeShort:
...	...	@@ -756,7 +846,7 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
756	846	return 32;
757	847	case CIntTypeLong:
758	848	case CIntTypeULong:
759		return get_arch_pointer_bit_width(target->arch.arch);
	849	return get_arch_pointer_bit_width(target->arch);
760	850	case CIntTypeLongLong:
761	851	case CIntTypeULongLong:
762	852	return 64;
...	...	@@ -768,6 +858,7 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
768	858	case OsMacOSX:
769	859	case OsZen:
770	860	case OsFreeBSD:
	861	case OsNetBSD:
771	862	case OsOpenBSD:
772	863	switch (id) {
773	864	case CIntTypeShort:
...	...	@@ -778,7 +869,7 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
778	869	return 32;
779	870	case CIntTypeLong:
780	871	case CIntTypeULong:
781		return get_arch_pointer_bit_width(target->arch.arch);
	872	return get_arch_pointer_bit_width(target->arch);
782	873	case CIntTypeLongLong:
783	874	case CIntTypeULongLong:
784	875	return 64;
...	...	@@ -808,7 +899,6 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
808	899	case OsIOS:
809	900	case OsKFreeBSD:
810	901	case OsLv2:
811		case OsNetBSD:
812	902	case OsSolaris:
813	903	case OsHaiku:
814	904	case OsMinix:
...	...	@@ -835,23 +925,27 @@ uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id) {
835	925	zig_unreachable();
836	926	}
837	927
838		const char target_o_file_ext(ZigTarget target) {
839		if (target->env_type == ZigLLVM_MSVC \|\| target->os == OsWindows \|\| target->os == OsUefi) {
	928	bool target_allows_addr_zero(const ZigTarget *target) {
	929	return target->os == OsFreestanding;
	930	}
	931
	932	const char target_o_file_ext(const ZigTarget target) {
	933	if (target->abi == ZigLLVM_MSVC \|\| target->os == OsWindows \|\| target->os == OsUefi) {
840	934	return ".obj";
841	935	} else {
842	936	return ".o";
843	937	}
844	938	}
845	939
846		const char target_asm_file_ext(ZigTarget target) {
	940	const char target_asm_file_ext(const ZigTarget target) {
847	941	return ".s";
848	942	}
849	943
850		const char target_llvm_ir_file_ext(ZigTarget target) {
	944	const char target_llvm_ir_file_ext(const ZigTarget target) {
851	945	return ".ll";
852	946	}
853	947
854		const char target_exe_file_ext(ZigTarget target) {
	948	const char target_exe_file_ext(const ZigTarget target) {
855	949	if (target->os == OsWindows) {
856	950	return ".exe";
857	951	} else if (target->os == OsUefi) {
...	...	@@ -861,7 +955,9 @@ const char target_exe_file_ext(ZigTarget target) {
861	955	}
862	956	}
863	957
864		const char target_lib_file_ext(ZigTarget target, bool is_static, size_t version_major, size_t version_minor, size_t version_patch) {
	958	const char target_lib_file_ext(const ZigTarget target, bool is_static,
	959	size_t version_major, size_t version_minor, size_t version_patch)
	960	{
865	961	if (target->os == OsWindows \|\| target->os == OsUefi) {
866	962	if (is_static) {
867	963	return ".lib";
...	...	@@ -872,7 +968,7 @@ const char target_lib_file_ext(ZigTarget target, bool is_static, size_t versio
872	968	if (is_static) {
873	969	return ".a";
874	970	} else {
875		return buf_ptr(buf_sprintf(".so.%zu", version_major));
	971	return buf_ptr(buf_sprintf(".so.%" ZIG_PRI_usize, version_major));
876	972	}
877	973	}
878	974	}
...	...	@@ -883,8 +979,8 @@ enum FloatAbi {
883	979	FloatAbiSoftFp,
884	980	};
885	981
886		static FloatAbi get_float_abi(ZigTarget *target) {
887		const ZigLLVM_EnvironmentType env = target->env_type;
	982	static FloatAbi get_float_abi(const ZigTarget *target) {
	983	const ZigLLVM_EnvironmentType env = target->abi;
888	984	if (env == ZigLLVM_GNUEABIHF \|\|
889	985	env == ZigLLVM_EABIHF \|\|
890	986	env == ZigLLVM_MuslEABIHF)
...	...	@@ -899,64 +995,153 @@ static bool is_64_bit(ZigLLVM_ArchType arch) {
899	995	return get_arch_pointer_bit_width(arch) == 64;
900	996	}
901	997
902		Buf target_dynamic_linker(ZigTarget target) {
903		const ZigLLVM_ArchType arch = target->arch.arch;
904		const ZigLLVM_EnvironmentType env = target->env_type;
	998	const char target_dynamic_linker(const ZigTarget target) {
	999	switch (target->os) {
	1000	case OsFreeBSD:
	1001	return "/libexec/ld-elf.so.1";
	1002	case OsNetBSD:
	1003	return "/libexec/ld.elf_so";
	1004	case OsLinux: {
	1005	const ZigLLVM_EnvironmentType abi = target->abi;
	1006	if (abi == ZigLLVM_Android) {
	1007	if (is_64_bit(target->arch)) {
	1008	return "/system/bin/linker64";
	1009	} else {
	1010	return "/system/bin/linker";
	1011	}
	1012	}
905	1013
906		if (env == ZigLLVM_Android) {
907		if (is_64_bit(arch)) {
908		return buf_create_from_str("/system/bin/linker64");
909		} else {
910		return buf_create_from_str("/system/bin/linker");
911		}
912		} else if (arch == ZigLLVM_x86 \|\|
913		arch == ZigLLVM_sparc \|\|
914		arch == ZigLLVM_sparcel)
915		{
916		return buf_create_from_str("/lib/ld-linux.so.2");
917		} else if (arch == ZigLLVM_aarch64) {
918		return buf_create_from_str("/lib/ld-linux-aarch64.so.1");
919		} else if (arch == ZigLLVM_aarch64_be) {
920		return buf_create_from_str("/lib/ld-linux-aarch64_be.so.1");
921		} else if (arch == ZigLLVM_arm \|\| arch == ZigLLVM_thumb) {
922		if (get_float_abi(target) == FloatAbiHard) {
923		return buf_create_from_str("/lib/ld-linux-armhf.so.3");
924		} else {
925		return buf_create_from_str("/lib/ld-linux.so.3");
926		}
927		} else if (arch == ZigLLVM_armeb \|\| arch == ZigLLVM_thumbeb) {
928		if (get_float_abi(target) == FloatAbiHard) {
929		return buf_create_from_str("/lib/ld-linux-armhf.so.3");
930		} else {
931		return buf_create_from_str("/lib/ld-linux.so.3");
	1014	switch (target->arch) {
	1015	case ZigLLVM_UnknownArch:
	1016	zig_unreachable();
	1017	case ZigLLVM_x86:
	1018	case ZigLLVM_sparc:
	1019	case ZigLLVM_sparcel:
	1020	return "/lib/ld-linux.so.2";
	1021
	1022	case ZigLLVM_aarch64:
	1023	return "/lib/ld-linux-aarch64.so.1";
	1024
	1025	case ZigLLVM_aarch64_be:
	1026	return "/lib/ld-linux-aarch64_be.so.1";
	1027
	1028	case ZigLLVM_arm:
	1029	case ZigLLVM_thumb:
	1030	if (get_float_abi(target) == FloatAbiHard) {
	1031	return "/lib/ld-linux-armhf.so.3";
	1032	} else {
	1033	return "/lib/ld-linux.so.3";
	1034	}
	1035
	1036	case ZigLLVM_armeb:
	1037	case ZigLLVM_thumbeb:
	1038	if (get_float_abi(target) == FloatAbiHard) {
	1039	return "/lib/ld-linux-armhf.so.3";
	1040	} else {
	1041	return "/lib/ld-linux.so.3";
	1042	}
	1043
	1044	case ZigLLVM_mips:
	1045	case ZigLLVM_mipsel:
	1046	case ZigLLVM_mips64:
	1047	case ZigLLVM_mips64el:
	1048	zig_panic("TODO implement target_dynamic_linker for mips");
	1049
	1050	case ZigLLVM_ppc:
	1051	return "/lib/ld.so.1";
	1052
	1053	case ZigLLVM_ppc64:
	1054	return "/lib64/ld64.so.2";
	1055
	1056	case ZigLLVM_ppc64le:
	1057	return "/lib64/ld64.so.2";
	1058
	1059	case ZigLLVM_systemz:
	1060	return "/lib64/ld64.so.1";
	1061
	1062	case ZigLLVM_sparcv9:
	1063	return "/lib64/ld-linux.so.2";
	1064
	1065	case ZigLLVM_x86_64:
	1066	if (abi == ZigLLVM_GNUX32) {
	1067	return "/libx32/ld-linux-x32.so.2";
	1068	}
	1069	if (abi == ZigLLVM_Musl \|\| abi == ZigLLVM_MuslEABI \|\| abi == ZigLLVM_MuslEABIHF) {
	1070	return "/lib/ld-musl-x86_64.so.1";
	1071	}
	1072	return "/lib64/ld-linux-x86-64.so.2";
	1073
	1074	case ZigLLVM_wasm32:
	1075	case ZigLLVM_wasm64:
	1076	return nullptr;
	1077
	1078	case ZigLLVM_arc:
	1079	case ZigLLVM_avr:
	1080	case ZigLLVM_bpfel:
	1081	case ZigLLVM_bpfeb:
	1082	case ZigLLVM_hexagon:
	1083	case ZigLLVM_msp430:
	1084	case ZigLLVM_r600:
	1085	case ZigLLVM_amdgcn:
	1086	case ZigLLVM_riscv32:
	1087	case ZigLLVM_riscv64:
	1088	case ZigLLVM_tce:
	1089	case ZigLLVM_tcele:
	1090	case ZigLLVM_xcore:
	1091	case ZigLLVM_nvptx:
	1092	case ZigLLVM_nvptx64:
	1093	case ZigLLVM_le32:
	1094	case ZigLLVM_le64:
	1095	case ZigLLVM_amdil:
	1096	case ZigLLVM_amdil64:
	1097	case ZigLLVM_hsail:
	1098	case ZigLLVM_hsail64:
	1099	case ZigLLVM_spir:
	1100	case ZigLLVM_spir64:
	1101	case ZigLLVM_kalimba:
	1102	case ZigLLVM_shave:
	1103	case ZigLLVM_lanai:
	1104	case ZigLLVM_renderscript32:
	1105	case ZigLLVM_renderscript64:
	1106	zig_panic("TODO implement target_dynamic_linker for this arch");
	1107	}
	1108	zig_unreachable();
932	1109	}
933		} else if (arch == ZigLLVM_mips \|\| arch == ZigLLVM_mipsel \|\|
934		arch == ZigLLVM_mips64 \|\| arch == ZigLLVM_mips64el)
935		{
936		// when you want to solve this TODO, grep clang codebase for
937		// getLinuxDynamicLinker
938		zig_panic("TODO figure out MIPS dynamic linker name");
939		} else if (arch == ZigLLVM_ppc) {
940		return buf_create_from_str("/lib/ld.so.1");
941		} else if (arch == ZigLLVM_ppc64) {
942		return buf_create_from_str("/lib64/ld64.so.2");
943		} else if (arch == ZigLLVM_ppc64le) {
944		return buf_create_from_str("/lib64/ld64.so.2");
945		} else if (arch == ZigLLVM_systemz) {
946		return buf_create_from_str("/lib64/ld64.so.1");
947		} else if (arch == ZigLLVM_sparcv9) {
948		return buf_create_from_str("/lib64/ld-linux.so.2");
949		} else if (arch == ZigLLVM_x86_64 &&
950		env == ZigLLVM_GNUX32)
951		{
952		return buf_create_from_str("/libx32/ld-linux-x32.so.2");
953		} else if (arch == ZigLLVM_x86_64 &&
954		(env == ZigLLVM_Musl \|\| env == ZigLLVM_MuslEABI \|\| env == ZigLLVM_MuslEABIHF))
955		{
956		return buf_create_from_str("/lib/ld-musl-x86_64.so.1");
957		} else {
958		return buf_create_from_str("/lib64/ld-linux-x86-64.so.2");
	1110	case OsFreestanding:
	1111	case OsIOS:
	1112	case OsTvOS:
	1113	case OsWatchOS:
	1114	case OsMacOSX:
	1115	return nullptr;
	1116
	1117	case OsAnanas:
	1118	case OsCloudABI:
	1119	case OsDragonFly:
	1120	case OsFuchsia:
	1121	case OsKFreeBSD:
	1122	case OsLv2:
	1123	case OsOpenBSD:
	1124	case OsSolaris:
	1125	case OsWindows:
	1126	case OsHaiku:
	1127	case OsMinix:
	1128	case OsRTEMS:
	1129	case OsNaCl:
	1130	case OsCNK:
	1131	case OsAIX:
	1132	case OsCUDA:
	1133	case OsNVCL:
	1134	case OsAMDHSA:
	1135	case OsPS4:
	1136	case OsELFIAMCU:
	1137	case OsMesa3D:
	1138	case OsContiki:
	1139	case OsAMDPAL:
	1140	case OsZen:
	1141	case OsUefi:
	1142	zig_panic("TODO implement target_dynamic_linker for this OS");
959	1143	}
	1144	zig_unreachable();
960	1145	}
961	1146
962	1147	bool target_can_exec(const ZigTarget host_target, const ZigTarget guest_target) {
...	...	@@ -967,15 +1152,15 @@ bool target_can_exec(const ZigTarget host_target, const ZigTarget guest_target
967	1152	return true;
968	1153	}
969	1154
970		if (guest_target->os == host_target->os && guest_target->arch.arch == host_target->arch.arch &&
971		guest_target->arch.sub_arch == host_target->arch.sub_arch)
	1155	if (guest_target->os == host_target->os && guest_target->arch == host_target->arch &&
	1156	guest_target->sub_arch == host_target->sub_arch)
972	1157	{
973	1158	// OS, arch, and sub-arch match
974	1159	return true;
975	1160	}
976	1161
977	1162	if (guest_target->os == OsWindows && host_target->os == OsWindows &&
978		host_target->arch.arch == ZigLLVM_x86_64 && guest_target->arch.arch == ZigLLVM_x86)
	1163	host_target->arch == ZigLLVM_x86_64 && guest_target->arch == ZigLLVM_x86)
979	1164	{
980	1165	// 64-bit windows can run 32-bit programs
981	1166	return true;
...	...	@@ -984,8 +1169,8 @@ bool target_can_exec(const ZigTarget host_target, const ZigTarget guest_target
984	1169	return false;
985	1170	}
986	1171
987		const char arch_stack_pointer_register_name(const ArchType arch) {
988		switch (arch->arch) {
	1172	const char *arch_stack_pointer_register_name(ZigLLVM_ArchType arch) {
	1173	switch (arch) {
989	1174	case ZigLLVM_UnknownArch:
990	1175	zig_unreachable();
991	1176	case ZigLLVM_x86:
...	...	@@ -1047,7 +1232,7 @@ const char arch_stack_pointer_register_name(const ArchType arch) {
1047	1232	}
1048	1233
1049	1234	bool target_is_arm(const ZigTarget *target) {
1050		switch (target->arch.arch) {
	1235	switch (target->arch) {
1051	1236	case ZigLLVM_UnknownArch:
1052	1237	zig_unreachable();
1053	1238	case ZigLLVM_aarch64:
...	...	@@ -1105,3 +1290,73 @@ bool target_is_arm(const ZigTarget *target) {
1105	1290	}
1106	1291	zig_unreachable();
1107	1292	}
	1293
	1294	// Valgrind supports more, but Zig does not support them yet.
	1295	bool target_has_valgrind_support(const ZigTarget *target) {
	1296	switch (target->arch) {
	1297	case ZigLLVM_UnknownArch:
	1298	zig_unreachable();
	1299	case ZigLLVM_x86_64:
	1300	return (target->os == OsLinux \|\| target_is_darwin(target) \|\| target->os == OsSolaris \|\|
	1301	(target->os == OsWindows && target->abi != ZigLLVM_MSVC));
	1302	default:
	1303	return false;
	1304	}
	1305	zig_unreachable();
	1306	}
	1307
	1308	bool target_requires_libc(const ZigTarget *target) {
	1309	// On Darwin, we always link libSystem which contains libc.
	1310	// Similarly on FreeBSD and NetBSD we always link system libc
	1311	// since this is the stable syscall interface.
	1312	return (target_is_darwin(target) \|\| target->os == OsFreeBSD \|\| target->os == OsNetBSD);
	1313	}
	1314
	1315	bool target_supports_fpic(const ZigTarget *target) {
	1316	// This is not whether the target supports Position Independent Code, but whether the -fPIC
	1317	// C compiler argument is valid.
	1318	return target->os != OsWindows;
	1319	}
	1320
	1321	ZigLLVM_EnvironmentType target_default_abi(ZigLLVM_ArchType arch, Os os) {
	1322	switch (os) {
	1323	case OsFreestanding:
	1324	case OsAnanas:
	1325	case OsCloudABI:
	1326	case OsDragonFly:
	1327	case OsLv2:
	1328	case OsSolaris:
	1329	case OsHaiku:
	1330	case OsMinix:
	1331	case OsRTEMS:
	1332	case OsNaCl:
	1333	case OsCNK:
	1334	case OsAIX:
	1335	case OsCUDA:
	1336	case OsNVCL:
	1337	case OsAMDHSA:
	1338	case OsPS4:
	1339	case OsELFIAMCU:
	1340	case OsMesa3D:
	1341	case OsContiki:
	1342	case OsAMDPAL:
	1343	case OsZen:
	1344	return ZigLLVM_EABI;
	1345	case OsOpenBSD:
	1346	case OsMacOSX:
	1347	case OsFreeBSD:
	1348	case OsIOS:
	1349	case OsTvOS:
	1350	case OsWatchOS:
	1351	case OsFuchsia:
	1352	case OsKFreeBSD:
	1353	case OsNetBSD:
	1354	return ZigLLVM_GNU;
	1355	case OsWindows:
	1356	case OsUefi:
	1357	return ZigLLVM_MSVC;
	1358	case OsLinux:
	1359	return ZigLLVM_Musl;
	1360	}
	1361	zig_unreachable();
	1362	}

src/target.hpp+54-31

...	...	@@ -12,11 +12,6 @@
12	12
13	13	struct Buf;
14	14
15		struct ArchType {
16		ZigLLVM_ArchType arch;
17		ZigLLVM_SubArchType sub_arch;
18		};
19
20	15	// Synchronize with target.cpp::os_list
21	16	enum Os {
22	17	OsFreestanding,
...	...	@@ -57,6 +52,15 @@ enum Os {
57	52	OsUefi,
58	53	};
59	54
	55	// Synchronize with target.cpp::subarch_list_list
	56	enum SubArchList {
	57	SubArchListNone,
	58	SubArchListArm32,
	59	SubArchListArm64,
	60	SubArchListKalimba,
	61	SubArchListMips,
	62	};
	63
60	64	enum TargetSubsystem {
61	65	TargetSubsystemAuto, // Zig should infer the subsystem
62	66	TargetSubsystemConsole,
...	...	@@ -70,11 +74,12 @@ enum TargetSubsystem {
70	74	};
71	75
72	76	struct ZigTarget {
73		ArchType arch;
	77	ZigLLVM_ArchType arch;
	78	ZigLLVM_SubArchType sub_arch;
74	79	ZigLLVM_VendorType vendor;
75	80	Os os;
76		ZigLLVM_EnvironmentType env_type;
77		ZigLLVM_ObjectFormatType oformat;
	81	ZigLLVM_EnvironmentType abi;
	82	bool is_native;
78	83	};
79	84
80	85	enum CIntType {
...	...	@@ -90,53 +95,71 @@ enum CIntType {
90	95	CIntTypeCount,
91	96	};
92	97
	98	Error target_parse_triple(ZigTarget target, const char triple);
	99	Error target_parse_archsub(ZigLLVM_ArchType arch, ZigLLVM_SubArchType sub,
	100	const char *archsub_ptr, size_t archsub_len);
	101	Error target_parse_os(Os os, const char os_ptr, size_t os_len);
	102	Error target_parse_abi(ZigLLVM_EnvironmentType abi, const char abi_ptr, size_t abi_len);
	103
93	104	size_t target_arch_count(void);
94		const ArchType *get_target_arch(size_t index);
95		void get_arch_name(char out_str, const ArchType arch);
	105	ZigLLVM_ArchType target_arch_enum(size_t index);
	106	const char *target_arch_name(ZigLLVM_ArchType arch);
	107
	108	SubArchList target_subarch_list(ZigLLVM_ArchType arch);
	109	size_t target_subarch_count(SubArchList sub_arch_list);
	110	ZigLLVM_SubArchType target_subarch_enum(SubArchList subarch_list, size_t index);
	111	const char *target_subarch_name(ZigLLVM_SubArchType subarch);
96	112
97		const char arch_stack_pointer_register_name(const ArchType arch);
	113	size_t target_subarch_list_count(void);
	114	SubArchList target_subarch_list_enum(size_t index);
	115	const char *target_subarch_list_name(SubArchList sub_arch_list);
	116
	117	const char *arch_stack_pointer_register_name(ZigLLVM_ArchType arch);
98	118
99	119	size_t target_vendor_count(void);
100		ZigLLVM_VendorType get_target_vendor(size_t index);
	120	ZigLLVM_VendorType target_vendor_enum(size_t index);
101	121
102	122	size_t target_os_count(void);
103		Os get_target_os(size_t index);
104		const char *get_target_os_name(Os os_type);
	123	Os target_os_enum(size_t index);
	124	const char *target_os_name(Os os_type);
105	125
106		size_t target_environ_count(void);
107		ZigLLVM_EnvironmentType get_target_environ(size_t index);
	126	size_t target_abi_count(void);
	127	ZigLLVM_EnvironmentType target_abi_enum(size_t index);
	128	const char *target_abi_name(ZigLLVM_EnvironmentType abi);
	129	ZigLLVM_EnvironmentType target_default_abi(ZigLLVM_ArchType arch, Os os);
108	130
109	131
110	132	size_t target_oformat_count(void);
111		const ZigLLVM_ObjectFormatType get_target_oformat(size_t index);
112		const char *get_target_oformat_name(ZigLLVM_ObjectFormatType oformat);
	133	ZigLLVM_ObjectFormatType target_oformat_enum(size_t index);
	134	const char *target_oformat_name(ZigLLVM_ObjectFormatType oformat);
	135	ZigLLVM_ObjectFormatType target_object_format(const ZigTarget *target);
113	136
114	137	void get_native_target(ZigTarget *target);
115		void get_unknown_target(ZigTarget *target);
116
117		int parse_target_arch(const char str, ArchType arch);
118		int parse_target_os(const char str, Os os);
119		int parse_target_environ(const char str, ZigLLVM_EnvironmentType env_type);
	138	void get_target_triple(Buf triple, const ZigTarget target);
120	139
121	140	void init_all_targets(void);
122	141
123		void get_target_triple(Buf triple, const ZigTarget target);
124
125	142	void resolve_target_object_format(ZigTarget *target);
126	143
127	144	uint32_t target_c_type_size_in_bits(const ZigTarget *target, CIntType id);
128	145
129		const char target_o_file_ext(ZigTarget target);
130		const char target_asm_file_ext(ZigTarget target);
131		const char target_llvm_ir_file_ext(ZigTarget target);
132		const char target_exe_file_ext(ZigTarget target);
133		const char target_lib_file_ext(ZigTarget target, bool is_static, size_t version_major, size_t version_minor, size_t version_patch);
	146	const char target_o_file_ext(const ZigTarget target);
	147	const char target_asm_file_ext(const ZigTarget target);
	148	const char target_llvm_ir_file_ext(const ZigTarget target);
	149	const char target_exe_file_ext(const ZigTarget target);
	150	const char target_lib_file_ext(const ZigTarget target, bool is_static,
	151	size_t version_major, size_t version_minor, size_t version_patch);
134	152
135		Buf target_dynamic_linker(ZigTarget target);
	153	const char target_dynamic_linker(const ZigTarget target);
136	154
137	155	bool target_can_exec(const ZigTarget host_target, const ZigTarget guest_target);
138	156	ZigLLVM_OSType get_llvm_os_type(Os os_type);
139	157
140	158	bool target_is_arm(const ZigTarget *target);
	159	bool target_allows_addr_zero(const ZigTarget *target);
	160	bool target_has_valgrind_support(const ZigTarget *target);
	161	bool target_is_darwin(const ZigTarget *target);
	162	bool target_requires_libc(const ZigTarget *target);
	163	bool target_supports_fpic(const ZigTarget *target);
141	164
142	165	#endif

src/tokenizer.cpp+18-1

...	...	@@ -221,6 +221,7 @@ enum TokenizeState {
221	221	TokenizeStateError,
222	222	TokenizeStateLBracket,
223	223	TokenizeStateLBracketStar,
	224	TokenizeStateLBracketStarC,
224	225	};
225	226
226	227
...	...	@@ -846,7 +847,6 @@ void tokenize(Buf buf, Tokenization out) {
846	847	switch (c) {
847	848	case '*':
848	849	t.state = TokenizeStateLBracketStar;
849		set_token_id(&t, t.cur_tok, TokenIdBracketStarBracket);
850	850	break;
851	851	default:
852	852	// reinterpret as just an lbracket
...	...	@@ -857,6 +857,21 @@ void tokenize(Buf buf, Tokenization out) {
857	857	}
858	858	break;
859	859	case TokenizeStateLBracketStar:
	860	switch (c) {
	861	case 'c':
	862	t.state = TokenizeStateLBracketStarC;
	863	set_token_id(&t, t.cur_tok, TokenIdBracketStarCBracket);
	864	break;
	865	case ']':
	866	set_token_id(&t, t.cur_tok, TokenIdBracketStarBracket);
	867	end_token(&t);
	868	t.state = TokenizeStateStart;
	869	break;
	870	default:
	871	invalid_char_error(&t, c);
	872	}
	873	break;
	874	case TokenizeStateLBracketStarC:
860	875	switch (c) {
861	876	case ']':
862	877	end_token(&t);
...	...	@@ -1491,6 +1506,7 @@ void tokenize(Buf buf, Tokenization out) {
1491	1506	case TokenizeStateLineStringContinue:
1492	1507	case TokenizeStateLineStringContinueC:
1493	1508	case TokenizeStateLBracketStar:
	1509	case TokenizeStateLBracketStarC:
1494	1510	tokenize_error(&t, "unexpected EOF");
1495	1511	break;
1496	1512	case TokenizeStateLineComment:
...	...	@@ -1528,6 +1544,7 @@ const char * token_name(TokenId id) {
1528	1544	case TokenIdBitShiftRightEq: return ">>=";
1529	1545	case TokenIdBitXorEq: return "^=";
1530	1546	case TokenIdBracketStarBracket: return "[*]";
	1547	case TokenIdBracketStarCBracket: return "[*c]";
1531	1548	case TokenIdCharLiteral: return "CharLiteral";
1532	1549	case TokenIdCmpEq: return "==";
1533	1550	case TokenIdCmpGreaterOrEq: return ">=";

src/tokenizer.hpp+1

...	...	@@ -29,6 +29,7 @@ enum TokenId {
29	29	TokenIdBitShiftRightEq,
30	30	TokenIdBitXorEq,
31	31	TokenIdBracketStarBracket,
	32	TokenIdBracketStarCBracket,
32	33	TokenIdCharLiteral,
33	34	TokenIdCmpEq,
34	35	TokenIdCmpGreaterOrEq,

src/translate_c.cpp+945-1697

...	...	@@ -4,7 +4,6 @@
4	4	* This file is part of zig, which is MIT licensed.
5	5	* See http://opensource.org/licenses/MIT
6	6	*/
7
8	7	#include "all_types.hpp"
9	8	#include "analyze.hpp"
10	9	#include "c_tokenizer.hpp"
...	...	@@ -13,7 +12,7 @@
13	12	#include "os.hpp"
14	13	#include "translate_c.hpp"
15	14	#include "parser.hpp"
16
	15	#include "zig_clang.h"
17	16
18	17	#if __GNUC__ >= 8
19	18	#pragma GCC diagnostic push
...	...	@@ -30,8 +29,6 @@
30	29
31	30	#include <string.h>
32	31
33		using namespace clang;
34
35	32	struct Alias {
36	33	Buf *new_name;
37	34	Buf *canon_name;
...	...	@@ -87,13 +84,13 @@ struct Context {
87	84	HashMap<const void , AstNode , ptr_hash, ptr_eq> decl_table;
88	85	HashMap<Buf , AstNode , buf_hash, buf_eql_buf> macro_table;
89	86	HashMap<Buf , AstNode , buf_hash, buf_eql_buf> global_table;
90		SourceManager *source_manager;
	87	ZigClangSourceManager *source_manager;
91	88	ZigList<Alias> aliases;
92	89	AstNode *source_node;
93	90	bool warnings_on;
94	91
95	92	CodeGen *codegen;
96		ASTContext *ctx;
	93	ZigClangASTContext *ctx;
97	94
98	95	TransScopeRoot *global_scope;
99	96	HashMap<Buf *, bool, buf_hash, buf_eql_buf> ptr_params;
...	...	@@ -117,22 +114,38 @@ static TransScopeSwitch trans_scope_switch_create(Context c, TransScope *paren
117	114
118	115	static TransScopeBlock trans_scope_block_find(TransScope scope);
119	116
120		static AstNode resolve_record_decl(Context c, const RecordDecl *record_decl);
121		static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl);
122		static AstNode resolve_typedef_decl(Context c, const TypedefNameDecl *typedef_decl);
	117	static AstNode resolve_record_decl(Context c, const clang::RecordDecl *record_decl);
	118	static AstNode resolve_enum_decl(Context c, const clang::EnumDecl *enum_decl);
	119	static AstNode resolve_typedef_decl(Context c, const clang::TypedefNameDecl *typedef_decl);
123	120
124		static int trans_stmt_extra(Context c, TransScope scope, const Stmt *stmt,
	121	static int trans_stmt_extra(Context c, TransScope scope, const clang::Stmt *stmt,
125	122	ResultUsed result_used, TransLRValue lrval,
126	123	AstNode out_node, TransScope out_child_scope,
127	124	TransScope **out_node_scope);
128		static TransScope trans_stmt(Context c, TransScope scope, const Stmt stmt, AstNode **out_node);
129		static AstNode trans_expr(Context c, ResultUsed result_used, TransScope scope, const Expr expr, TransLRValue lrval);
130		static AstNode trans_qual_type(Context c, QualType qt, const SourceLocation &source_loc);
131		static AstNode trans_bool_expr(Context c, ResultUsed result_used, TransScope scope, const Expr expr, TransLRValue lrval);
132		static AstNode trans_ap_value(Context c, APValue *ap_value, QualType qt, const SourceLocation &source_loc);
	125	static TransScope trans_stmt(Context c, TransScope scope, const clang::Stmt stmt, AstNode **out_node);
	126	static AstNode trans_expr(Context c, ResultUsed result_used, TransScope scope, const clang::Expr expr, TransLRValue lrval);
	127	static AstNode trans_qual_type(Context c, clang::QualType qt, const clang::SourceLocation &source_loc);
	128	static AstNode trans_bool_expr(Context c, ResultUsed result_used, TransScope scope, const clang::Expr expr, TransLRValue lrval);
	129	static AstNode trans_ap_value(Context c, clang::APValue *ap_value, clang::QualType qt, const clang::SourceLocation &source_loc);
	130
	131	static ZigClangSourceLocation bitcast(clang::SourceLocation src) {
	132	ZigClangSourceLocation dest;
	133	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangSourceLocation));
	134	return dest;
	135	}
	136	static ZigClangQualType bitcast(clang::QualType src) {
	137	ZigClangQualType dest;
	138	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangQualType));
	139	return dest;
	140	}
	141	static clang::QualType bitcast(ZigClangQualType src) {
	142	clang::QualType dest;
	143	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangQualType));
	144	return dest;
	145	}
133	146
134	147	ATTRIBUTE_PRINTF(3, 4)
135		static void emit_warning(Context c, const SourceLocation &sl, const char format, ...) {
	148	static void emit_warning(Context c, const clang::SourceLocation &clang_sl, const char format, ...) {
136	149	if (!c->warnings_on) {
137	150	return;
138	151	}
...	...	@@ -142,16 +155,17 @@ static void emit_warning(Context c, const SourceLocation &sl, const char forma
142	155	Buf *msg = buf_vprintf(format, ap);
143	156	va_end(ap);
144	157
145		StringRef filename = c->source_manager->getFilename(c->source_manager->getSpellingLoc(sl));
146		const char filename_bytes = (const char )filename.bytes_begin();
	158	ZigClangSourceLocation sl = bitcast(clang_sl);
	159	const char *filename_bytes = ZigClangSourceManager_getFilename(c->source_manager,
	160	ZigClangSourceManager_getSpellingLoc(c->source_manager, sl));
147	161	Buf *path;
148	162	if (filename_bytes) {
149	163	path = buf_create_from_str(filename_bytes);
150	164	} else {
151	165	path = buf_sprintf("(no file)");
152	166	}
153		unsigned line = c->source_manager->getSpellingLineNumber(sl);
154		unsigned column = c->source_manager->getSpellingColumnNumber(sl);
	167	unsigned line = ZigClangSourceManager_getSpellingLineNumber(c->source_manager, sl);
	168	unsigned column = ZigClangSourceManager_getSpellingColumnNumber(c->source_manager, sl);
155	169	fprintf(stderr, "%s:%u:%u: warning: %s\n", buf_ptr(path), line, column, buf_ptr(msg));
156	170	}
157	171
...	...	@@ -292,11 +306,22 @@ static AstNode maybe_suppress_result(Context c, ResultUsed result_used, AstNod
292	306	node);
293	307	}
294	308
	309	static TokenId ptr_len_to_token_id(PtrLen ptr_len) {
	310	switch (ptr_len) {
	311	case PtrLenSingle:
	312	return TokenIdStar;
	313	case PtrLenUnknown:
	314	return TokenIdBracketStarBracket;
	315	case PtrLenC:
	316	return TokenIdBracketStarCBracket;
	317	}
	318	zig_unreachable();
	319	}
	320
295	321	static AstNode trans_create_node_ptr_type(Context c, bool is_const, bool is_volatile, AstNode *child_node, PtrLen ptr_len) {
296	322	AstNode *node = trans_create_node(c, NodeTypePointerType);
297	323	node->data.pointer_type.star_token = allocate<ZigToken>(1);
298		node->data.pointer_type.star_token->id = (ptr_len == PtrLenSingle) ? TokenIdStar: TokenIdBracketStarBracket;
299		node->data.pointer_type.is_const = is_const;
	324	node->data.pointer_type.star_token->id = ptr_len_to_token_id(ptr_len);
300	325	node->data.pointer_type.is_const = is_const;
301	326	node->data.pointer_type.is_volatile = is_volatile;
302	327	node->data.pointer_type.op_expr = child_node;
...	...	@@ -461,15 +486,15 @@ static Buf *string_ref_to_buf(StringRef string_ref) {
461	486	return buf_create_from_mem((const char *)string_ref.bytes_begin(), string_ref.size());
462	487	}
463	488
464		static const char decl_name(const Decl decl) {
465		const NamedDecl named_decl = static_cast<const NamedDecl >(decl);
	489	static const char decl_name(const clang::Decl decl) {
	490	const clang::NamedDecl named_decl = static_cast<const clang::NamedDecl >(decl);
466	491	return (const char *)named_decl->getName().bytes_begin();
467	492	}
468	493
469	494	static AstNode trans_create_node_apint(Context c, const llvm::APSInt &aps_int) {
470	495	AstNode *node = trans_create_node(c, NodeTypeIntLiteral);
471	496	node->data.int_literal.bigint = allocate<BigInt>(1);
472		bool is_negative = aps_int.isNegative();
	497	bool is_negative = aps_int.isSigned() && aps_int.isNegative();
473	498	if (!is_negative) {
474	499	bigint_init_data(node->data.int_literal.bigint, aps_int.getRawData(), aps_int.getNumWords(), false);
475	500	return node;
...	...	@@ -480,41 +505,41 @@ static AstNode trans_create_node_apint(Context c, const llvm::APSInt &aps_int)
480	505
481	506	}
482	507
483		static const Type *qual_type_canon(QualType qt) {
	508	static const clang::Type *qual_type_canon(clang::QualType qt) {
484	509	return qt.getCanonicalType().getTypePtr();
485	510	}
486	511
487		static QualType get_expr_qual_type(Context c, const Expr expr) {
	512	static clang::QualType get_expr_qual_type(Context c, const clang::Expr expr) {
488	513	// String literals in C are `char ` but they should really be `const char `.
489		if (expr->getStmtClass() == Stmt::ImplicitCastExprClass) {
490		const ImplicitCastExpr cast_expr = static_cast<const ImplicitCastExpr >(expr);
491		if (cast_expr->getCastKind() == CK_ArrayToPointerDecay) {
492		const Expr *sub_expr = cast_expr->getSubExpr();
493		if (sub_expr->getStmtClass() == Stmt::StringLiteralClass) {
494		QualType array_qt = sub_expr->getType();
495		const ArrayType array_type = static_cast<const ArrayType >(array_qt.getTypePtr());
496		QualType pointee_qt = array_type->getElementType();
	514	if (expr->getStmtClass() == clang::Stmt::ImplicitCastExprClass) {
	515	const clang::ImplicitCastExpr cast_expr = static_cast<const clang::ImplicitCastExpr >(expr);
	516	if (cast_expr->getCastKind() == clang::CK_ArrayToPointerDecay) {
	517	const clang::Expr *sub_expr = cast_expr->getSubExpr();
	518	if (sub_expr->getStmtClass() == clang::Stmt::StringLiteralClass) {
	519	clang::QualType array_qt = sub_expr->getType();
	520	const clang::ArrayType array_type = static_cast<const clang::ArrayType >(array_qt.getTypePtr());
	521	clang::QualType pointee_qt = array_type->getElementType();
497	522	pointee_qt.addConst();
498		return c->ctx->getPointerType(pointee_qt);
	523	return bitcast(ZigClangASTContext_getPointerType(c->ctx, bitcast(pointee_qt)));
499	524	}
500	525	}
501	526	}
502	527	return expr->getType();
503	528	}
504	529
505		static QualType get_expr_qual_type_before_implicit_cast(Context c, const Expr expr) {
506		if (expr->getStmtClass() == Stmt::ImplicitCastExprClass) {
507		const ImplicitCastExpr cast_expr = static_cast<const ImplicitCastExpr >(expr);
	530	static clang::QualType get_expr_qual_type_before_implicit_cast(Context c, const clang::Expr expr) {
	531	if (expr->getStmtClass() == clang::Stmt::ImplicitCastExprClass) {
	532	const clang::ImplicitCastExpr cast_expr = static_cast<const clang::ImplicitCastExpr >(expr);
508	533	return get_expr_qual_type(c, cast_expr->getSubExpr());
509	534	}
510	535	return expr->getType();
511	536	}
512	537
513		static AstNode get_expr_type(Context c, const Expr *expr) {
	538	static AstNode get_expr_type(Context c, const clang::Expr *expr) {
514	539	return trans_qual_type(c, get_expr_qual_type(c, expr), expr->getBeginLoc());
515	540	}
516	541
517		static bool qual_types_equal(QualType t1, QualType t2) {
	542	static bool qual_types_equal(clang::QualType t1, clang::QualType t2) {
518	543	if (t1.isConstQualified() != t2.isConstQualified()) {
519	544	return false;
520	545	}
...	...	@@ -531,37 +556,37 @@ static bool is_c_void_type(AstNode *node) {
531	556	return (node->type == NodeTypeSymbol && buf_eql_str(node->data.symbol_expr.symbol, "c_void"));
532	557	}
533	558
534		static bool expr_types_equal(Context c, const Expr expr1, const Expr *expr2) {
535		QualType t1 = get_expr_qual_type(c, expr1);
536		QualType t2 = get_expr_qual_type(c, expr2);
	559	static bool expr_types_equal(Context c, const clang::Expr expr1, const clang::Expr *expr2) {
	560	clang::QualType t1 = get_expr_qual_type(c, expr1);
	561	clang::QualType t2 = get_expr_qual_type(c, expr2);
537	562
538	563	return qual_types_equal(t1, t2);
539	564	}
540	565
541		static bool qual_type_is_ptr(QualType qt) {
542		const Type *ty = qual_type_canon(qt);
543		return ty->getTypeClass() == Type::Pointer;
	566	static bool qual_type_is_ptr(clang::QualType qt) {
	567	const clang::Type *ty = qual_type_canon(qt);
	568	return ty->getTypeClass() == clang::Type::Pointer;
544	569	}
545	570
546		static const FunctionProtoType qual_type_get_fn_proto(QualType qt, bool is_ptr) {
547		const Type *ty = qual_type_canon(qt);
	571	static const clang::FunctionProtoType qual_type_get_fn_proto(clang::QualType qt, bool is_ptr) {
	572	const clang::Type *ty = qual_type_canon(qt);
548	573	*is_ptr = false;
549	574
550		if (ty->getTypeClass() == Type::Pointer) {
	575	if (ty->getTypeClass() == clang::Type::Pointer) {
551	576	*is_ptr = true;
552		const PointerType pointer_ty = static_cast<const PointerType>(ty);
553		QualType child_qt = pointer_ty->getPointeeType();
	577	const clang::PointerType pointer_ty = static_cast<const clang::PointerType>(ty);
	578	clang::QualType child_qt = pointer_ty->getPointeeType();
554	579	ty = child_qt.getTypePtr();
555	580	}
556	581
557		if (ty->getTypeClass() == Type::FunctionProto) {
558		return static_cast<const FunctionProtoType*>(ty);
	582	if (ty->getTypeClass() == clang::Type::FunctionProto) {
	583	return static_cast<const clang::FunctionProtoType*>(ty);
559	584	}
560	585
561	586	return nullptr;
562	587	}
563	588
564		static bool qual_type_is_fn_ptr(QualType qt) {
	589	static bool qual_type_is_fn_ptr(clang::QualType qt) {
565	590	bool is_ptr;
566	591	if (qual_type_get_fn_proto(qt, &is_ptr)) {
567	592	return is_ptr;
...	...	@@ -570,30 +595,30 @@ static bool qual_type_is_fn_ptr(QualType qt) {
570	595	return false;
571	596	}
572	597
573		static uint32_t qual_type_int_bit_width(Context *c, const QualType &qt, const SourceLocation &source_loc) {
574		const Type *ty = qt.getTypePtr();
	598	static uint32_t qual_type_int_bit_width(Context *c, const clang::QualType &qt, const clang::SourceLocation &source_loc) {
	599	const clang::Type *ty = qt.getTypePtr();
575	600	switch (ty->getTypeClass()) {
576		case Type::Builtin:
	601	case clang::Type::Builtin:
577	602	{
578		const BuiltinType builtin_ty = static_cast<const BuiltinType>(ty);
	603	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(ty);
579	604	switch (builtin_ty->getKind()) {
580		case BuiltinType::Char_U:
581		case BuiltinType::UChar:
582		case BuiltinType::Char_S:
583		case BuiltinType::SChar:
	605	case clang::BuiltinType::Char_U:
	606	case clang::BuiltinType::UChar:
	607	case clang::BuiltinType::Char_S:
	608	case clang::BuiltinType::SChar:
584	609	return 8;
585		case BuiltinType::UInt128:
586		case BuiltinType::Int128:
	610	case clang::BuiltinType::UInt128:
	611	case clang::BuiltinType::Int128:
587	612	return 128;
588	613	default:
589	614	return 0;
590	615	}
591	616	zig_unreachable();
592	617	}
593		case Type::Typedef:
	618	case clang::Type::Typedef:
594	619	{
595		const TypedefType typedef_ty = static_cast<const TypedefType>(ty);
596		const TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
	620	const clang::TypedefType typedef_ty = static_cast<const clang::TypedefType>(ty);
	621	const clang::TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
597	622	const char *type_name = decl_name(typedef_decl);
598	623	if (strcmp(type_name, "uint8_t") == 0 \|\| strcmp(type_name, "int8_t") == 0) {
599	624	return 8;
...	...	@@ -614,8 +639,8 @@ static uint32_t qual_type_int_bit_width(Context *c, const QualType &qt, const So
614	639	}
615	640
616	641
617		static AstNode qual_type_to_log2_int_ref(Context c, const QualType &qt,
618		const SourceLocation &source_loc)
	642	static AstNode qual_type_to_log2_int_ref(Context c, const clang::QualType &qt,
	643	const clang::SourceLocation &source_loc)
619	644	{
620	645	uint32_t int_bit_width = qual_type_int_bit_width(c, qt, source_loc);
621	646	if (int_bit_width != 0) {
...	...	@@ -633,7 +658,7 @@ static AstNode qual_type_to_log2_int_ref(Context c, const QualType &qt,
633	658	// FieldAccess
634	659	// FnCall (.builtin = true)
635	660	// Symbol "import"
636		// StringLiteral "std"
	661	// clang::StringLiteral "std"
637	662	// Symbol "math"
638	663	// Symbol "Log2Int"
639	664	// zig_type_node
...	...	@@ -647,21 +672,21 @@ static AstNode qual_type_to_log2_int_ref(Context c, const QualType &qt,
647	672	return log2int_fn_call;
648	673	}
649	674
650		static bool qual_type_child_is_fn_proto(const QualType &qt) {
651		if (qt.getTypePtr()->getTypeClass() == Type::Paren) {
652		const ParenType paren_type = static_cast<const ParenType >(qt.getTypePtr());
653		if (paren_type->getInnerType()->getTypeClass() == Type::FunctionProto) {
	675	static bool qual_type_child_is_fn_proto(const clang::QualType &qt) {
	676	if (qt.getTypePtr()->getTypeClass() == clang::Type::Paren) {
	677	const clang::ParenType paren_type = static_cast<const clang::ParenType >(qt.getTypePtr());
	678	if (paren_type->getInnerType()->getTypeClass() == clang::Type::FunctionProto) {
654	679	return true;
655	680	}
656		} else if (qt.getTypePtr()->getTypeClass() == Type::Attributed) {
657		const AttributedType attr_type = static_cast<const AttributedType >(qt.getTypePtr());
	681	} else if (qt.getTypePtr()->getTypeClass() == clang::Type::Attributed) {
	682	const clang::AttributedType attr_type = static_cast<const clang::AttributedType >(qt.getTypePtr());
658	683	return qual_type_child_is_fn_proto(attr_type->getEquivalentType());
659	684	}
660	685	return false;
661	686	}
662	687
663		static AstNode* trans_c_cast(Context *c, const SourceLocation &source_location, QualType dest_type,
664		QualType src_type, AstNode *expr)
	688	static AstNode* trans_c_cast(Context *c, const clang::SourceLocation &source_location, clang::QualType dest_type,
	689	clang::QualType src_type, AstNode *expr)
665	690	{
666	691	if (qual_types_equal(dest_type, src_type)) {
667	692	return expr;
...	...	@@ -678,72 +703,72 @@ static AstNode* trans_c_cast(Context *c, const SourceLocation &source_location,
678	703	return trans_create_node_fn_call_1(c, trans_qual_type(c, dest_type, source_location), expr);
679	704	}
680	705
681		static bool c_is_signed_integer(Context *c, QualType qt) {
682		const Type *c_type = qual_type_canon(qt);
683		if (c_type->getTypeClass() != Type::Builtin)
	706	static bool c_is_signed_integer(Context *c, clang::QualType qt) {
	707	const clang::Type *c_type = qual_type_canon(qt);
	708	if (c_type->getTypeClass() != clang::Type::Builtin)
684	709	return false;
685		const BuiltinType builtin_ty = static_cast<const BuiltinType>(c_type);
	710	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(c_type);
686	711	switch (builtin_ty->getKind()) {
687		case BuiltinType::SChar:
688		case BuiltinType::Short:
689		case BuiltinType::Int:
690		case BuiltinType::Long:
691		case BuiltinType::LongLong:
692		case BuiltinType::Int128:
693		case BuiltinType::WChar_S:
	712	case clang::BuiltinType::SChar:
	713	case clang::BuiltinType::Short:
	714	case clang::BuiltinType::Int:
	715	case clang::BuiltinType::Long:
	716	case clang::BuiltinType::LongLong:
	717	case clang::BuiltinType::Int128:
	718	case clang::BuiltinType::WChar_S:
694	719	return true;
695	720	default:
696	721	return false;
697	722	}
698	723	}
699	724
700		static bool c_is_unsigned_integer(Context *c, QualType qt) {
701		const Type *c_type = qual_type_canon(qt);
702		if (c_type->getTypeClass() != Type::Builtin)
	725	static bool c_is_unsigned_integer(Context *c, clang::QualType qt) {
	726	const clang::Type *c_type = qual_type_canon(qt);
	727	if (c_type->getTypeClass() != clang::Type::Builtin)
703	728	return false;
704		const BuiltinType builtin_ty = static_cast<const BuiltinType>(c_type);
	729	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(c_type);
705	730	switch (builtin_ty->getKind()) {
706		case BuiltinType::Char_U:
707		case BuiltinType::UChar:
708		case BuiltinType::Char_S:
709		case BuiltinType::UShort:
710		case BuiltinType::UInt:
711		case BuiltinType::ULong:
712		case BuiltinType::ULongLong:
713		case BuiltinType::UInt128:
714		case BuiltinType::WChar_U:
	731	case clang::BuiltinType::Char_U:
	732	case clang::BuiltinType::UChar:
	733	case clang::BuiltinType::Char_S:
	734	case clang::BuiltinType::UShort:
	735	case clang::BuiltinType::UInt:
	736	case clang::BuiltinType::ULong:
	737	case clang::BuiltinType::ULongLong:
	738	case clang::BuiltinType::UInt128:
	739	case clang::BuiltinType::WChar_U:
715	740	return true;
716	741	default:
717	742	return false;
718	743	}
719	744	}
720	745
721		static bool c_is_builtin_type(Context *c, QualType qt, BuiltinType::Kind kind) {
722		const Type *c_type = qual_type_canon(qt);
723		if (c_type->getTypeClass() != Type::Builtin)
	746	static bool c_is_builtin_type(Context *c, clang::QualType qt, clang::BuiltinType::Kind kind) {
	747	const clang::Type *c_type = qual_type_canon(qt);
	748	if (c_type->getTypeClass() != clang::Type::Builtin)
724	749	return false;
725		const BuiltinType builtin_ty = static_cast<const BuiltinType>(c_type);
	750	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(c_type);
726	751	return builtin_ty->getKind() == kind;
727	752	}
728	753
729		static bool c_is_float(Context *c, QualType qt) {
730		const Type *c_type = qt.getTypePtr();
731		if (c_type->getTypeClass() != Type::Builtin)
	754	static bool c_is_float(Context *c, clang::QualType qt) {
	755	const clang::Type *c_type = qt.getTypePtr();
	756	if (c_type->getTypeClass() != clang::Type::Builtin)
732	757	return false;
733		const BuiltinType builtin_ty = static_cast<const BuiltinType>(c_type);
	758	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(c_type);
734	759	switch (builtin_ty->getKind()) {
735		case BuiltinType::Half:
736		case BuiltinType::Float:
737		case BuiltinType::Double:
738		case BuiltinType::Float128:
739		case BuiltinType::LongDouble:
	760	case clang::BuiltinType::Half:
	761	case clang::BuiltinType::Float:
	762	case clang::BuiltinType::Double:
	763	case clang::BuiltinType::Float128:
	764	case clang::BuiltinType::LongDouble:
740	765	return true;
741	766	default:
742	767	return false;
743	768	}
744	769	}
745	770
746		static bool qual_type_has_wrapping_overflow(Context *c, QualType qt) {
	771	static bool qual_type_has_wrapping_overflow(Context *c, clang::QualType qt) {
747	772	if (c_is_signed_integer(c, qt) \|\| c_is_float(c, qt)) {
748	773	// float and signed integer overflow is undefined behavior.
749	774	return false;
...	...	@@ -753,23 +778,23 @@ static bool qual_type_has_wrapping_overflow(Context *c, QualType qt) {
753	778	}
754	779	}
755	780
756		static bool type_is_opaque(Context c, const Type ty, const SourceLocation &source_loc) {
	781	static bool type_is_opaque(Context c, const clang::Type ty, const clang::SourceLocation &source_loc) {
757	782	switch (ty->getTypeClass()) {
758		case Type::Builtin: {
759		const BuiltinType builtin_ty = static_cast<const BuiltinType>(ty);
760		return builtin_ty->getKind() == BuiltinType::Void;
	783	case clang::Type::Builtin: {
	784	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(ty);
	785	return builtin_ty->getKind() == clang::BuiltinType::Void;
761	786	}
762		case Type::Record: {
763		const RecordType record_ty = static_cast<const RecordType>(ty);
	787	case clang::Type::Record: {
	788	const clang::RecordType record_ty = static_cast<const clang::RecordType>(ty);
764	789	return record_ty->getDecl()->getDefinition() == nullptr;
765	790	}
766		case Type::Elaborated: {
767		const ElaboratedType elaborated_ty = static_cast<const ElaboratedType>(ty);
	791	case clang::Type::Elaborated: {
	792	const clang::ElaboratedType elaborated_ty = static_cast<const clang::ElaboratedType>(ty);
768	793	return type_is_opaque(c, elaborated_ty->getNamedType().getTypePtr(), source_loc);
769	794	}
770		case Type::Typedef: {
771		const TypedefType typedef_ty = static_cast<const TypedefType>(ty);
772		const TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
	795	case clang::Type::Typedef: {
	796	const clang::TypedefType typedef_ty = static_cast<const clang::TypedefType>(ty);
	797	const clang::TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
773	798	return type_is_opaque(c, typedef_decl->getUnderlyingType().getTypePtr(), source_loc);
774	799	}
775	800	default:
...	...	@@ -777,136 +802,136 @@ static bool type_is_opaque(Context c, const Type ty, const SourceLocation &sou
777	802	}
778	803	}
779	804
780		static AstNode trans_type(Context c, const Type *ty, const SourceLocation &source_loc) {
	805	static AstNode trans_type(Context c, const clang::Type *ty, const clang::SourceLocation &source_loc) {
781	806	switch (ty->getTypeClass()) {
782		case Type::Builtin:
	807	case clang::Type::Builtin:
783	808	{
784		const BuiltinType builtin_ty = static_cast<const BuiltinType>(ty);
	809	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(ty);
785	810	switch (builtin_ty->getKind()) {
786		case BuiltinType::Void:
	811	case clang::BuiltinType::Void:
787	812	return trans_create_node_symbol_str(c, "c_void");
788		case BuiltinType::Bool:
	813	case clang::BuiltinType::Bool:
789	814	return trans_create_node_symbol_str(c, "bool");
790		case BuiltinType::Char_U:
791		case BuiltinType::UChar:
792		case BuiltinType::Char_S:
793		case BuiltinType::Char8:
	815	case clang::BuiltinType::Char_U:
	816	case clang::BuiltinType::UChar:
	817	case clang::BuiltinType::Char_S:
	818	case clang::BuiltinType::Char8:
794	819	return trans_create_node_symbol_str(c, "u8");
795		case BuiltinType::SChar:
	820	case clang::BuiltinType::SChar:
796	821	return trans_create_node_symbol_str(c, "i8");
797		case BuiltinType::UShort:
	822	case clang::BuiltinType::UShort:
798	823	return trans_create_node_symbol_str(c, "c_ushort");
799		case BuiltinType::UInt:
	824	case clang::BuiltinType::UInt:
800	825	return trans_create_node_symbol_str(c, "c_uint");
801		case BuiltinType::ULong:
	826	case clang::BuiltinType::ULong:
802	827	return trans_create_node_symbol_str(c, "c_ulong");
803		case BuiltinType::ULongLong:
	828	case clang::BuiltinType::ULongLong:
804	829	return trans_create_node_symbol_str(c, "c_ulonglong");
805		case BuiltinType::Short:
	830	case clang::BuiltinType::Short:
806	831	return trans_create_node_symbol_str(c, "c_short");
807		case BuiltinType::Int:
	832	case clang::BuiltinType::Int:
808	833	return trans_create_node_symbol_str(c, "c_int");
809		case BuiltinType::Long:
	834	case clang::BuiltinType::Long:
810	835	return trans_create_node_symbol_str(c, "c_long");
811		case BuiltinType::LongLong:
	836	case clang::BuiltinType::LongLong:
812	837	return trans_create_node_symbol_str(c, "c_longlong");
813		case BuiltinType::UInt128:
	838	case clang::BuiltinType::UInt128:
814	839	return trans_create_node_symbol_str(c, "u128");
815		case BuiltinType::Int128:
	840	case clang::BuiltinType::Int128:
816	841	return trans_create_node_symbol_str(c, "i128");
817		case BuiltinType::Float:
	842	case clang::BuiltinType::Float:
818	843	return trans_create_node_symbol_str(c, "f32");
819		case BuiltinType::Double:
	844	case clang::BuiltinType::Double:
820	845	return trans_create_node_symbol_str(c, "f64");
821		case BuiltinType::Float128:
	846	case clang::BuiltinType::Float128:
822	847	return trans_create_node_symbol_str(c, "f128");
823		case BuiltinType::Float16:
	848	case clang::BuiltinType::Float16:
824	849	return trans_create_node_symbol_str(c, "f16");
825		case BuiltinType::LongDouble:
	850	case clang::BuiltinType::LongDouble:
826	851	return trans_create_node_symbol_str(c, "c_longdouble");
827		case BuiltinType::WChar_U:
828		case BuiltinType::Char16:
829		case BuiltinType::Char32:
830		case BuiltinType::WChar_S:
831		case BuiltinType::Half:
832		case BuiltinType::NullPtr:
833		case BuiltinType::ObjCId:
834		case BuiltinType::ObjCClass:
835		case BuiltinType::ObjCSel:
836		case BuiltinType::OMPArraySection:
837		case BuiltinType::Dependent:
838		case BuiltinType::Overload:
839		case BuiltinType::BoundMember:
840		case BuiltinType::PseudoObject:
841		case BuiltinType::UnknownAny:
842		case BuiltinType::BuiltinFn:
843		case BuiltinType::ARCUnbridgedCast:
844		case BuiltinType::ShortAccum:
845		case BuiltinType::Accum:
846		case BuiltinType::LongAccum:
847		case BuiltinType::UShortAccum:
848		case BuiltinType::UAccum:
849		case BuiltinType::ULongAccum:
850
851		case BuiltinType::OCLImage1dRO:
852		case BuiltinType::OCLImage1dArrayRO:
853		case BuiltinType::OCLImage1dBufferRO:
854		case BuiltinType::OCLImage2dRO:
855		case BuiltinType::OCLImage2dArrayRO:
856		case BuiltinType::OCLImage2dDepthRO:
857		case BuiltinType::OCLImage2dArrayDepthRO:
858		case BuiltinType::OCLImage2dMSAARO:
859		case BuiltinType::OCLImage2dArrayMSAARO:
860		case BuiltinType::OCLImage2dMSAADepthRO:
861		case BuiltinType::OCLImage2dArrayMSAADepthRO:
862		case BuiltinType::OCLImage3dRO:
863		case BuiltinType::OCLImage1dWO:
864		case BuiltinType::OCLImage1dArrayWO:
865		case BuiltinType::OCLImage1dBufferWO:
866		case BuiltinType::OCLImage2dWO:
867		case BuiltinType::OCLImage2dArrayWO:
868		case BuiltinType::OCLImage2dDepthWO:
869		case BuiltinType::OCLImage2dArrayDepthWO:
870		case BuiltinType::OCLImage2dMSAAWO:
871		case BuiltinType::OCLImage2dArrayMSAAWO:
872		case BuiltinType::OCLImage2dMSAADepthWO:
873		case BuiltinType::OCLImage2dArrayMSAADepthWO:
874		case BuiltinType::OCLImage3dWO:
875		case BuiltinType::OCLImage1dRW:
876		case BuiltinType::OCLImage1dArrayRW:
877		case BuiltinType::OCLImage1dBufferRW:
878		case BuiltinType::OCLImage2dRW:
879		case BuiltinType::OCLImage2dArrayRW:
880		case BuiltinType::OCLImage2dDepthRW:
881		case BuiltinType::OCLImage2dArrayDepthRW:
882		case BuiltinType::OCLImage2dMSAARW:
883		case BuiltinType::OCLImage2dArrayMSAARW:
884		case BuiltinType::OCLImage2dMSAADepthRW:
885		case BuiltinType::OCLImage2dArrayMSAADepthRW:
886		case BuiltinType::OCLImage3dRW:
887		case BuiltinType::OCLSampler:
888		case BuiltinType::OCLEvent:
889		case BuiltinType::OCLClkEvent:
890		case BuiltinType::OCLQueue:
891		case BuiltinType::OCLReserveID:
892		case BuiltinType::ShortFract:
893		case BuiltinType::Fract:
894		case BuiltinType::LongFract:
895		case BuiltinType::UShortFract:
896		case BuiltinType::UFract:
897		case BuiltinType::ULongFract:
898		case BuiltinType::SatShortAccum:
899		case BuiltinType::SatAccum:
900		case BuiltinType::SatLongAccum:
901		case BuiltinType::SatUShortAccum:
902		case BuiltinType::SatUAccum:
903		case BuiltinType::SatULongAccum:
904		case BuiltinType::SatShortFract:
905		case BuiltinType::SatFract:
906		case BuiltinType::SatLongFract:
907		case BuiltinType::SatUShortFract:
908		case BuiltinType::SatUFract:
909		case BuiltinType::SatULongFract:
	852	case clang::BuiltinType::WChar_U:
	853	case clang::BuiltinType::Char16:
	854	case clang::BuiltinType::Char32:
	855	case clang::BuiltinType::WChar_S:
	856	case clang::BuiltinType::Half:
	857	case clang::BuiltinType::NullPtr:
	858	case clang::BuiltinType::ObjCId:
	859	case clang::BuiltinType::ObjCClass:
	860	case clang::BuiltinType::ObjCSel:
	861	case clang::BuiltinType::OMPArraySection:
	862	case clang::BuiltinType::Dependent:
	863	case clang::BuiltinType::Overload:
	864	case clang::BuiltinType::BoundMember:
	865	case clang::BuiltinType::PseudoObject:
	866	case clang::BuiltinType::UnknownAny:
	867	case clang::BuiltinType::BuiltinFn:
	868	case clang::BuiltinType::ARCUnbridgedCast:
	869	case clang::BuiltinType::ShortAccum:
	870	case clang::BuiltinType::Accum:
	871	case clang::BuiltinType::LongAccum:
	872	case clang::BuiltinType::UShortAccum:
	873	case clang::BuiltinType::UAccum:
	874	case clang::BuiltinType::ULongAccum:
	875
	876	case clang::BuiltinType::OCLImage1dRO:
	877	case clang::BuiltinType::OCLImage1dArrayRO:
	878	case clang::BuiltinType::OCLImage1dBufferRO:
	879	case clang::BuiltinType::OCLImage2dRO:
	880	case clang::BuiltinType::OCLImage2dArrayRO:
	881	case clang::BuiltinType::OCLImage2dDepthRO:
	882	case clang::BuiltinType::OCLImage2dArrayDepthRO:
	883	case clang::BuiltinType::OCLImage2dMSAARO:
	884	case clang::BuiltinType::OCLImage2dArrayMSAARO:
	885	case clang::BuiltinType::OCLImage2dMSAADepthRO:
	886	case clang::BuiltinType::OCLImage2dArrayMSAADepthRO:
	887	case clang::BuiltinType::OCLImage3dRO:
	888	case clang::BuiltinType::OCLImage1dWO:
	889	case clang::BuiltinType::OCLImage1dArrayWO:
	890	case clang::BuiltinType::OCLImage1dBufferWO:
	891	case clang::BuiltinType::OCLImage2dWO:
	892	case clang::BuiltinType::OCLImage2dArrayWO:
	893	case clang::BuiltinType::OCLImage2dDepthWO:
	894	case clang::BuiltinType::OCLImage2dArrayDepthWO:
	895	case clang::BuiltinType::OCLImage2dMSAAWO:
	896	case clang::BuiltinType::OCLImage2dArrayMSAAWO:
	897	case clang::BuiltinType::OCLImage2dMSAADepthWO:
	898	case clang::BuiltinType::OCLImage2dArrayMSAADepthWO:
	899	case clang::BuiltinType::OCLImage3dWO:
	900	case clang::BuiltinType::OCLImage1dRW:
	901	case clang::BuiltinType::OCLImage1dArrayRW:
	902	case clang::BuiltinType::OCLImage1dBufferRW:
	903	case clang::BuiltinType::OCLImage2dRW:
	904	case clang::BuiltinType::OCLImage2dArrayRW:
	905	case clang::BuiltinType::OCLImage2dDepthRW:
	906	case clang::BuiltinType::OCLImage2dArrayDepthRW:
	907	case clang::BuiltinType::OCLImage2dMSAARW:
	908	case clang::BuiltinType::OCLImage2dArrayMSAARW:
	909	case clang::BuiltinType::OCLImage2dMSAADepthRW:
	910	case clang::BuiltinType::OCLImage2dArrayMSAADepthRW:
	911	case clang::BuiltinType::OCLImage3dRW:
	912	case clang::BuiltinType::OCLSampler:
	913	case clang::BuiltinType::OCLEvent:
	914	case clang::BuiltinType::OCLClkEvent:
	915	case clang::BuiltinType::OCLQueue:
	916	case clang::BuiltinType::OCLReserveID:
	917	case clang::BuiltinType::ShortFract:
	918	case clang::BuiltinType::Fract:
	919	case clang::BuiltinType::LongFract:
	920	case clang::BuiltinType::UShortFract:
	921	case clang::BuiltinType::UFract:
	922	case clang::BuiltinType::ULongFract:
	923	case clang::BuiltinType::SatShortAccum:
	924	case clang::BuiltinType::SatAccum:
	925	case clang::BuiltinType::SatLongAccum:
	926	case clang::BuiltinType::SatUShortAccum:
	927	case clang::BuiltinType::SatUAccum:
	928	case clang::BuiltinType::SatULongAccum:
	929	case clang::BuiltinType::SatShortFract:
	930	case clang::BuiltinType::SatFract:
	931	case clang::BuiltinType::SatLongFract:
	932	case clang::BuiltinType::SatUShortFract:
	933	case clang::BuiltinType::SatUFract:
	934	case clang::BuiltinType::SatULongFract:
910	935	case BuiltinType::OCLIntelSubgroupAVCMcePayload:
911	936	case BuiltinType::OCLIntelSubgroupAVCImePayload:
912	937	case BuiltinType::OCLIntelSubgroupAVCRefPayload:
...	...	@@ -924,10 +949,10 @@ static AstNode trans_type(Context c, const Type *ty, const SourceLocation &sou
924	949	}
925	950	break;
926	951	}
927		case Type::Pointer:
	952	case clang::Type::Pointer:
928	953	{
929		const PointerType pointer_ty = static_cast<const PointerType>(ty);
930		QualType child_qt = pointer_ty->getPointeeType();
	954	const clang::PointerType pointer_ty = static_cast<const clang::PointerType>(ty);
	955	clang::QualType child_qt = pointer_ty->getPointeeType();
931	956	AstNode *child_node = trans_qual_type(c, child_qt, source_loc);
932	957	if (child_node == nullptr) {
933	958	emit_warning(c, source_loc, "pointer to unsupported type");
...	...	@@ -938,90 +963,94 @@ static AstNode trans_type(Context c, const Type *ty, const SourceLocation &sou
938	963	return trans_create_node_prefix_op(c, PrefixOpOptional, child_node);
939	964	}
940	965
941		PtrLen ptr_len = type_is_opaque(c, child_qt.getTypePtr(), source_loc) ? PtrLenSingle : PtrLenUnknown;
942
943		AstNode *pointer_node = trans_create_node_ptr_type(c, child_qt.isConstQualified(),
944		child_qt.isVolatileQualified(), child_node, ptr_len);
945		return trans_create_node_prefix_op(c, PrefixOpOptional, pointer_node);
	966	if (type_is_opaque(c, child_qt.getTypePtr(), source_loc)) {
	967	AstNode *pointer_node = trans_create_node_ptr_type(c, child_qt.isConstQualified(),
	968	child_qt.isVolatileQualified(), child_node, PtrLenSingle);
	969	return trans_create_node_prefix_op(c, PrefixOpOptional, pointer_node);
	970	} else {
	971	return trans_create_node_ptr_type(c, child_qt.isConstQualified(),
	972	child_qt.isVolatileQualified(), child_node, PtrLenC);
	973	}
946	974	}
947		case Type::Typedef:
	975	case clang::Type::Typedef:
948	976	{
949		const TypedefType typedef_ty = static_cast<const TypedefType>(ty);
950		const TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
	977	const clang::TypedefType typedef_ty = static_cast<const clang::TypedefType>(ty);
	978	const clang::TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
951	979	return resolve_typedef_decl(c, typedef_decl);
952	980	}
953		case Type::Elaborated:
	981	case clang::Type::Elaborated:
954	982	{
955		const ElaboratedType elaborated_ty = static_cast<const ElaboratedType>(ty);
	983	const clang::ElaboratedType elaborated_ty = static_cast<const clang::ElaboratedType>(ty);
956	984	switch (elaborated_ty->getKeyword()) {
957		case ETK_Struct:
958		case ETK_Enum:
959		case ETK_Union:
	985	case clang::ETK_Struct:
	986	case clang::ETK_Enum:
	987	case clang::ETK_Union:
960	988	return trans_qual_type(c, elaborated_ty->getNamedType(), source_loc);
961		case ETK_Interface:
962		case ETK_Class:
963		case ETK_Typename:
964		case ETK_None:
	989	case clang::ETK_Interface:
	990	case clang::ETK_Class:
	991	case clang::ETK_Typename:
	992	case clang::ETK_None:
965	993	emit_warning(c, source_loc, "unsupported elaborated type");
966	994	return nullptr;
967	995	}
968	996	}
969		case Type::FunctionProto:
	997	case clang::Type::FunctionProto:
	998	case clang::Type::FunctionNoProto:
970	999	{
971		const FunctionProtoType fn_proto_ty = static_cast<const FunctionProtoType>(ty);
	1000	const clang::FunctionType fn_ty = static_cast<const clang::FunctionType>(ty);
972	1001
973	1002	AstNode *proto_node = trans_create_node(c, NodeTypeFnProto);
974		switch (fn_proto_ty->getCallConv()) {
975		case CC_C: // __attribute__((cdecl))
	1003	switch (fn_ty->getCallConv()) {
	1004	case clang::CC_C: // __attribute__((cdecl))
976	1005	proto_node->data.fn_proto.cc = CallingConventionC;
977	1006	proto_node->data.fn_proto.is_extern = true;
978	1007	break;
979		case CC_X86StdCall: // __attribute__((stdcall))
	1008	case clang::CC_X86StdCall: // __attribute__((stdcall))
980	1009	proto_node->data.fn_proto.cc = CallingConventionStdcall;
981	1010	break;
982		case CC_X86FastCall: // __attribute__((fastcall))
	1011	case clang::CC_X86FastCall: // __attribute__((fastcall))
983	1012	emit_warning(c, source_loc, "unsupported calling convention: x86 fastcall");
984	1013	return nullptr;
985		case CC_X86ThisCall: // __attribute__((thiscall))
	1014	case clang::CC_X86ThisCall: // __attribute__((thiscall))
986	1015	emit_warning(c, source_loc, "unsupported calling convention: x86 thiscall");
987	1016	return nullptr;
988		case CC_X86VectorCall: // __attribute__((vectorcall))
	1017	case clang::CC_X86VectorCall: // __attribute__((vectorcall))
989	1018	emit_warning(c, source_loc, "unsupported calling convention: x86 vectorcall");
990	1019	return nullptr;
991		case CC_X86Pascal: // __attribute__((pascal))
	1020	case clang::CC_X86Pascal: // __attribute__((pascal))
992	1021	emit_warning(c, source_loc, "unsupported calling convention: x86 pascal");
993	1022	return nullptr;
994		case CC_Win64: // __attribute__((ms_abi))
	1023	case clang::CC_Win64: // __attribute__((ms_abi))
995	1024	emit_warning(c, source_loc, "unsupported calling convention: win64");
996	1025	return nullptr;
997		case CC_X86_64SysV: // __attribute__((sysv_abi))
	1026	case clang::CC_X86_64SysV: // __attribute__((sysv_abi))
998	1027	emit_warning(c, source_loc, "unsupported calling convention: x86 64sysv");
999	1028	return nullptr;
1000		case CC_X86RegCall:
	1029	case clang::CC_X86RegCall:
1001	1030	emit_warning(c, source_loc, "unsupported calling convention: x86 reg");
1002	1031	return nullptr;
1003		case CC_AAPCS: // __attribute__((pcs("aapcs")))
	1032	case clang::CC_AAPCS: // __attribute__((pcs("aapcs")))
1004	1033	emit_warning(c, source_loc, "unsupported calling convention: aapcs");
1005	1034	return nullptr;
1006		case CC_AAPCS_VFP: // __attribute__((pcs("aapcs-vfp")))
	1035	case clang::CC_AAPCS_VFP: // __attribute__((pcs("aapcs-vfp")))
1007	1036	emit_warning(c, source_loc, "unsupported calling convention: aapcs-vfp");
1008	1037	return nullptr;
1009		case CC_IntelOclBicc: // __attribute__((intel_ocl_bicc))
	1038	case clang::CC_IntelOclBicc: // __attribute__((intel_ocl_bicc))
1010	1039	emit_warning(c, source_loc, "unsupported calling convention: intel_ocl_bicc");
1011	1040	return nullptr;
1012		case CC_SpirFunction: // default for OpenCL functions on SPIR target
	1041	case clang::CC_SpirFunction: // default for OpenCL functions on SPIR target
1013	1042	emit_warning(c, source_loc, "unsupported calling convention: SPIR function");
1014	1043	return nullptr;
1015		case CC_OpenCLKernel:
	1044	case clang::CC_OpenCLKernel:
1016	1045	emit_warning(c, source_loc, "unsupported calling convention: OpenCLKernel");
1017	1046	return nullptr;
1018		case CC_Swift:
	1047	case clang::CC_Swift:
1019	1048	emit_warning(c, source_loc, "unsupported calling convention: Swift");
1020	1049	return nullptr;
1021		case CC_PreserveMost:
	1050	case clang::CC_PreserveMost:
1022	1051	emit_warning(c, source_loc, "unsupported calling convention: PreserveMost");
1023	1052	return nullptr;
1024		case CC_PreserveAll:
	1053	case clang::CC_PreserveAll:
1025	1054	emit_warning(c, source_loc, "unsupported calling convention: PreserveAll");
1026	1055	return nullptr;
1027	1056	case CC_AArch64VectorCall:
...	...	@@ -1029,20 +1058,17 @@ static AstNode trans_type(Context c, const Type *ty, const SourceLocation &sou
1029	1058	return nullptr;
1030	1059	}
1031	1060
1032		proto_node->data.fn_proto.is_var_args = fn_proto_ty->isVariadic();
1033		size_t param_count = fn_proto_ty->getNumParams();
1034
1035		if (fn_proto_ty->getNoReturnAttr()) {
	1061	if (fn_ty->getNoReturnAttr()) {
1036	1062	proto_node->data.fn_proto.return_type = trans_create_node_symbol_str(c, "noreturn");
1037	1063	} else {
1038		proto_node->data.fn_proto.return_type = trans_qual_type(c, fn_proto_ty->getReturnType(),
	1064	proto_node->data.fn_proto.return_type = trans_qual_type(c, fn_ty->getReturnType(),
1039	1065	source_loc);
1040	1066	if (proto_node->data.fn_proto.return_type == nullptr) {
1041	1067	emit_warning(c, source_loc, "unsupported function proto return type");
1042	1068	return nullptr;
1043	1069	}
1044	1070	// convert c_void to actual void (only for return type)
1045		// we do want to look at the AstNode instead of QualType, because
	1071	// we do want to look at the AstNode instead of clang::QualType, because
1046	1072	// if they do something like:
1047	1073	// typedef Foo void;
1048	1074	// void foo(void) -> Foo;
...	...	@@ -1058,8 +1084,17 @@ static AstNode trans_type(Context c, const Type *ty, const SourceLocation &sou
1058	1084	proto_node->data.fn_proto.name = buf_create_from_str(fn_name);
1059	1085	}
1060	1086
	1087	if (ty->getTypeClass() == clang::Type::FunctionNoProto) {
	1088	return proto_node;
	1089	}
	1090
	1091	const clang::FunctionProtoType fn_proto_ty = static_cast<const clang::FunctionProtoType>(ty);
	1092
	1093	proto_node->data.fn_proto.is_var_args = fn_proto_ty->isVariadic();
	1094	size_t param_count = fn_proto_ty->getNumParams();
	1095
1061	1096	for (size_t i = 0; i < param_count; i += 1) {
1062		QualType qt = fn_proto_ty->getParamType(i);
	1097	clang::QualType qt = fn_proto_ty->getParamType(i);
1063	1098	AstNode *param_type_node = trans_qual_type(c, qt, source_loc);
1064	1099
1065	1100	if (param_type_node == nullptr) {
...	...	@@ -1082,19 +1117,19 @@ static AstNode trans_type(Context c, const Type *ty, const SourceLocation &sou
1082	1117
1083	1118	return proto_node;
1084	1119	}
1085		case Type::Record:
	1120	case clang::Type::Record:
1086	1121	{
1087		const RecordType record_ty = static_cast<const RecordType>(ty);
	1122	const clang::RecordType record_ty = static_cast<const clang::RecordType>(ty);
1088	1123	return resolve_record_decl(c, record_ty->getDecl());
1089	1124	}
1090		case Type::Enum:
	1125	case clang::Type::Enum:
1091	1126	{
1092		const EnumType enum_ty = static_cast<const EnumType>(ty);
	1127	const clang::EnumType enum_ty = static_cast<const clang::EnumType>(ty);
1093	1128	return resolve_enum_decl(c, enum_ty->getDecl());
1094	1129	}
1095		case Type::ConstantArray:
	1130	case clang::Type::ConstantArray:
1096	1131	{
1097		const ConstantArrayType const_arr_ty = static_cast<const ConstantArrayType >(ty);
	1132	const clang::ConstantArrayType const_arr_ty = static_cast<const clang::ConstantArrayType >(ty);
1098	1133	AstNode *child_type_node = trans_qual_type(c, const_arr_ty->getElementType(), source_loc);
1099	1134	if (child_type_node == nullptr) {
1100	1135	emit_warning(c, source_loc, "unresolved array element type");
...	...	@@ -1104,84 +1139,83 @@ static AstNode trans_type(Context c, const Type *ty, const SourceLocation &sou
1104	1139	AstNode *size_node = trans_create_node_unsigned(c, size);
1105	1140	return trans_create_node_array_type(c, size_node, child_type_node);
1106	1141	}
1107		case Type::Paren:
	1142	case clang::Type::Paren:
1108	1143	{
1109		const ParenType paren_ty = static_cast<const ParenType >(ty);
	1144	const clang::ParenType paren_ty = static_cast<const clang::ParenType >(ty);
1110	1145	return trans_qual_type(c, paren_ty->getInnerType(), source_loc);
1111	1146	}
1112		case Type::Decayed:
	1147	case clang::Type::Decayed:
1113	1148	{
1114		const DecayedType decayed_ty = static_cast<const DecayedType >(ty);
	1149	const clang::DecayedType decayed_ty = static_cast<const clang::DecayedType >(ty);
1115	1150	return trans_qual_type(c, decayed_ty->getDecayedType(), source_loc);
1116	1151	}
1117		case Type::Attributed:
	1152	case clang::Type::Attributed:
1118	1153	{
1119		const AttributedType attributed_ty = static_cast<const AttributedType >(ty);
	1154	const clang::AttributedType attributed_ty = static_cast<const clang::AttributedType >(ty);
1120	1155	return trans_qual_type(c, attributed_ty->getEquivalentType(), source_loc);
1121	1156	}
1122		case Type::IncompleteArray:
	1157	case clang::Type::IncompleteArray:
1123	1158	{
1124		const IncompleteArrayType incomplete_array_ty = static_cast<const IncompleteArrayType >(ty);
1125		QualType child_qt = incomplete_array_ty->getElementType();
	1159	const clang::IncompleteArrayType incomplete_array_ty = static_cast<const clang::IncompleteArrayType >(ty);
	1160	clang::QualType child_qt = incomplete_array_ty->getElementType();
1126	1161	AstNode *child_type_node = trans_qual_type(c, child_qt, source_loc);
1127	1162	if (child_type_node == nullptr) {
1128	1163	emit_warning(c, source_loc, "unresolved array element type");
1129	1164	return nullptr;
1130	1165	}
1131	1166	AstNode *pointer_node = trans_create_node_ptr_type(c, child_qt.isConstQualified(),
1132		child_qt.isVolatileQualified(), child_type_node, PtrLenUnknown);
	1167	child_qt.isVolatileQualified(), child_type_node, PtrLenC);
1133	1168	return pointer_node;
1134	1169	}
1135		case Type::BlockPointer:
1136		case Type::LValueReference:
1137		case Type::RValueReference:
1138		case Type::MemberPointer:
1139		case Type::VariableArray:
1140		case Type::DependentSizedArray:
1141		case Type::DependentSizedExtVector:
1142		case Type::Vector:
1143		case Type::ExtVector:
1144		case Type::FunctionNoProto:
1145		case Type::UnresolvedUsing:
1146		case Type::Adjusted:
1147		case Type::TypeOfExpr:
1148		case Type::TypeOf:
1149		case Type::Decltype:
1150		case Type::UnaryTransform:
1151		case Type::TemplateTypeParm:
1152		case Type::SubstTemplateTypeParm:
1153		case Type::SubstTemplateTypeParmPack:
1154		case Type::TemplateSpecialization:
1155		case Type::Auto:
1156		case Type::InjectedClassName:
1157		case Type::DependentName:
1158		case Type::DependentTemplateSpecialization:
1159		case Type::PackExpansion:
1160		case Type::ObjCObject:
1161		case Type::ObjCInterface:
1162		case Type::Complex:
1163		case Type::ObjCObjectPointer:
1164		case Type::Atomic:
1165		case Type::Pipe:
1166		case Type::ObjCTypeParam:
1167		case Type::DeducedTemplateSpecialization:
1168		case Type::DependentAddressSpace:
1169		case Type::DependentVector:
	1170	case clang::Type::BlockPointer:
	1171	case clang::Type::LValueReference:
	1172	case clang::Type::RValueReference:
	1173	case clang::Type::MemberPointer:
	1174	case clang::Type::VariableArray:
	1175	case clang::Type::DependentSizedArray:
	1176	case clang::Type::DependentSizedExtVector:
	1177	case clang::Type::Vector:
	1178	case clang::Type::ExtVector:
	1179	case clang::Type::UnresolvedUsing:
	1180	case clang::Type::Adjusted:
	1181	case clang::Type::TypeOfExpr:
	1182	case clang::Type::TypeOf:
	1183	case clang::Type::Decltype:
	1184	case clang::Type::UnaryTransform:
	1185	case clang::Type::TemplateTypeParm:
	1186	case clang::Type::SubstTemplateTypeParm:
	1187	case clang::Type::SubstTemplateTypeParmPack:
	1188	case clang::Type::TemplateSpecialization:
	1189	case clang::Type::Auto:
	1190	case clang::Type::InjectedClassName:
	1191	case clang::Type::DependentName:
	1192	case clang::Type::DependentTemplateSpecialization:
	1193	case clang::Type::PackExpansion:
	1194	case clang::Type::ObjCObject:
	1195	case clang::Type::ObjCInterface:
	1196	case clang::Type::Complex:
	1197	case clang::Type::ObjCObjectPointer:
	1198	case clang::Type::Atomic:
	1199	case clang::Type::Pipe:
	1200	case clang::Type::ObjCTypeParam:
	1201	case clang::Type::DeducedTemplateSpecialization:
	1202	case clang::Type::DependentAddressSpace:
	1203	case clang::Type::DependentVector:
1170	1204	emit_warning(c, source_loc, "unsupported type: '%s'", ty->getTypeClassName());
1171	1205	return nullptr;
1172	1206	}
1173	1207	zig_unreachable();
1174	1208	}
1175	1209
1176		static AstNode trans_qual_type(Context c, QualType qt, const SourceLocation &source_loc) {
	1210	static AstNode trans_qual_type(Context c, clang::QualType qt, const clang::SourceLocation &source_loc) {
1177	1211	return trans_type(c, qt.getTypePtr(), source_loc);
1178	1212	}
1179	1213
1180		static int trans_compound_stmt_inline(Context c, TransScope scope, const CompoundStmt *stmt,
	1214	static int trans_compound_stmt_inline(Context c, TransScope scope, const clang::CompoundStmt *stmt,
1181	1215	AstNode block_node, TransScope *out_node_scope)
1182	1216	{
1183	1217	assert(block_node->type == NodeTypeBlock);
1184		for (CompoundStmt::const_body_iterator it = stmt->body_begin(), end_it = stmt->body_end(); it != end_it; ++it) {
	1218	for (clang::CompoundStmt::const_body_iterator it = stmt->body_begin(), end_it = stmt->body_end(); it != end_it; ++it) {
1185	1219	AstNode *child_node;
1186	1220	scope = trans_stmt(c, scope, *it, &child_node);
1187	1221	if (scope == nullptr)
...	...	@@ -1195,7 +1229,7 @@ static int trans_compound_stmt_inline(Context c, TransScope scope, const Compo
1195	1229	return ErrorNone;
1196	1230	}
1197	1231
1198		static AstNode trans_compound_stmt(Context c, TransScope scope, const CompoundStmt stmt,
	1232	static AstNode trans_compound_stmt(Context c, TransScope scope, const clang::CompoundStmt stmt,
1199	1233	TransScope **out_node_scope)
1200	1234	{
1201	1235	TransScopeBlock *child_scope_block = trans_scope_block_create(c, scope);
...	...	@@ -1204,8 +1238,8 @@ static AstNode trans_compound_stmt(Context c, TransScope *scope, const Compoun
1204	1238	return child_scope_block->node;
1205	1239	}
1206	1240
1207		static AstNode trans_return_stmt(Context c, TransScope scope, const ReturnStmt stmt) {
1208		const Expr *value_expr = stmt->getRetValue();
	1241	static AstNode trans_return_stmt(Context c, TransScope scope, const clang::ReturnStmt stmt) {
	1242	const clang::Expr *value_expr = stmt->getRetValue();
1209	1243	if (value_expr == nullptr) {
1210	1244	return trans_create_node(c, NodeTypeReturnExpr);
1211	1245	} else {
...	...	@@ -1217,18 +1251,18 @@ static AstNode trans_return_stmt(Context c, TransScope *scope, const ReturnStm
1217	1251	}
1218	1252	}
1219	1253
1220		static AstNode trans_integer_literal(Context c, const IntegerLiteral *stmt) {
	1254	static AstNode trans_integer_literal(Context c, const clang::IntegerLiteral *stmt) {
1221	1255	Expr::EvalResult result;
1222		if (!stmt->EvaluateAsInt(result, *c->ctx)) {
	1256	if (!stmt->EvaluateAsInt(result, reinterpret_cast<clang::ASTContext >(c->ctx))) {
1223	1257	emit_warning(c, stmt->getBeginLoc(), "invalid integer literal");
1224	1258	return nullptr;
1225	1259	}
1226	1260	return trans_create_node_apint(c, result.Val.getInt());
1227	1261	}
1228	1262
1229		static AstNode trans_constant_expr(Context c, const ConstantExpr *expr) {
	1263	static AstNode trans_constant_expr(Context c, const clang::ConstantExpr *expr) {
1230	1264	Expr::EvalResult result;
1231		if (!expr->EvaluateAsConstantExpr(result, Expr::EvaluateForCodeGen, *c->ctx)) {
	1265	if (!expr->EvaluateAsConstantExpr(result, clang::Expr::EvaluateForCodeGen, *c->ctx)) {
1232	1266	emit_warning(c, expr->getBeginLoc(), "invalid constant expression");
1233	1267	return nullptr;
1234	1268	}
...	...	@@ -1236,13 +1270,13 @@ static AstNode trans_constant_expr(Context c, const ConstantExpr *expr) {
1236	1270	}
1237	1271
1238	1272	static AstNode trans_conditional_operator(Context c, ResultUsed result_used, TransScope *scope,
1239		const ConditionalOperator *stmt)
	1273	const clang::ConditionalOperator *stmt)
1240	1274	{
1241	1275	AstNode *node = trans_create_node(c, NodeTypeIfBoolExpr);
1242	1276
1243		Expr *cond_expr = stmt->getCond();
1244		Expr *true_expr = stmt->getTrueExpr();
1245		Expr *false_expr = stmt->getFalseExpr();
	1277	clang::Expr *cond_expr = stmt->getCond();
	1278	clang::Expr *true_expr = stmt->getTrueExpr();
	1279	clang::Expr *false_expr = stmt->getFalseExpr();
1246	1280
1247	1281	node->data.if_bool_expr.condition = trans_expr(c, ResultUsedYes, scope, cond_expr, TransRValue);
1248	1282	if (node->data.if_bool_expr.condition == nullptr)
...	...	@@ -1259,7 +1293,7 @@ static AstNode trans_conditional_operator(Context c, ResultUsed result_used, T
1259	1293	return maybe_suppress_result(c, result_used, node);
1260	1294	}
1261	1295
1262		static AstNode trans_create_bin_op(Context c, TransScope scope, Expr lhs, BinOpType bin_op, Expr *rhs) {
	1296	static AstNode trans_create_bin_op(Context c, TransScope scope, clang::Expr lhs, BinOpType bin_op, clang::Expr *rhs) {
1263	1297	AstNode *node = trans_create_node(c, NodeTypeBinOpExpr);
1264	1298	node->data.bin_op_expr.bin_op = bin_op;
1265	1299
...	...	@@ -1274,7 +1308,7 @@ static AstNode trans_create_bin_op(Context c, TransScope scope, Expr lhs, Bi
1274	1308	return node;
1275	1309	}
1276	1310
1277		static AstNode trans_create_bool_bin_op(Context c, TransScope scope, Expr lhs, BinOpType bin_op, Expr *rhs) {
	1311	static AstNode trans_create_bool_bin_op(Context c, TransScope scope, clang::Expr lhs, BinOpType bin_op, clang::Expr *rhs) {
1278	1312	assert(bin_op == BinOpTypeBoolAnd \|\| bin_op == BinOpTypeBoolOr);
1279	1313	AstNode *node = trans_create_node(c, NodeTypeBinOpExpr);
1280	1314	node->data.bin_op_expr.bin_op = bin_op;
...	...	@@ -1290,7 +1324,7 @@ static AstNode trans_create_bool_bin_op(Context c, TransScope scope, Expr lh
1290	1324	return node;
1291	1325	}
1292	1326
1293		static AstNode trans_create_assign(Context c, ResultUsed result_used, TransScope scope, Expr lhs, Expr *rhs) {
	1327	static AstNode trans_create_assign(Context c, ResultUsed result_used, TransScope scope, clang::Expr lhs, clang::Expr *rhs) {
1294	1328	if (result_used == ResultUsedNo) {
1295	1329	// common case
1296	1330	AstNode *node = trans_create_node(c, NodeTypeBinOpExpr);
...	...	@@ -1341,10 +1375,10 @@ static AstNode trans_create_assign(Context c, ResultUsed result_used, TransSco
1341	1375	}
1342	1376	}
1343	1377
1344		static AstNode trans_create_shift_op(Context c, TransScope *scope, QualType result_type,
1345		Expr lhs_expr, BinOpType bin_op, Expr rhs_expr)
	1378	static AstNode trans_create_shift_op(Context c, TransScope *scope, clang::QualType result_type,
	1379	clang::Expr lhs_expr, BinOpType bin_op, clang::Expr rhs_expr)
1346	1380	{
1347		const SourceLocation &rhs_location = rhs_expr->getBeginLoc();
	1381	const clang::SourceLocation &rhs_location = rhs_expr->getBeginLoc();
1348	1382	AstNode *rhs_type = qual_type_to_log2_int_ref(c, result_type, rhs_location);
1349	1383	// lhs >> u5(rh)
1350	1384
...	...	@@ -1358,22 +1392,22 @@ static AstNode trans_create_shift_op(Context c, TransScope *scope, QualType re
1358	1392	return trans_create_node_bin_op(c, lhs, bin_op, coerced_rhs);
1359	1393	}
1360	1394
1361		static AstNode trans_binary_operator(Context c, ResultUsed result_used, TransScope scope, const BinaryOperator stmt) {
	1395	static AstNode trans_binary_operator(Context c, ResultUsed result_used, TransScope scope, const clang::BinaryOperator stmt) {
1362	1396	switch (stmt->getOpcode()) {
1363		case BO_PtrMemD:
	1397	case clang::BO_PtrMemD:
1364	1398	emit_warning(c, stmt->getBeginLoc(), "TODO handle more C binary operators: BO_PtrMemD");
1365	1399	return nullptr;
1366		case BO_PtrMemI:
	1400	case clang::BO_PtrMemI:
1367	1401	emit_warning(c, stmt->getBeginLoc(), "TODO handle more C binary operators: BO_PtrMemI");
1368	1402	return nullptr;
1369		case BO_Cmp:
	1403	case clang::BO_Cmp:
1370	1404	emit_warning(c, stmt->getBeginLoc(), "TODO handle more C binary operators: BO_Cmp");
1371	1405	return nullptr;
1372		case BO_Mul:
	1406	case clang::BO_Mul:
1373	1407	return trans_create_bin_op(c, scope, stmt->getLHS(),
1374	1408	qual_type_has_wrapping_overflow(c, stmt->getType()) ? BinOpTypeMultWrap : BinOpTypeMult,
1375	1409	stmt->getRHS());
1376		case BO_Div:
	1410	case clang::BO_Div:
1377	1411	if (qual_type_has_wrapping_overflow(c, stmt->getType())) {
1378	1412	// unsigned/float division uses the operator
1379	1413	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeDiv, stmt->getRHS());
...	...	@@ -1388,7 +1422,7 @@ static AstNode trans_binary_operator(Context c, ResultUsed result_used, TransS
1388	1422	fn_call->data.fn_call_expr.params.append(rhs);
1389	1423	return fn_call;
1390	1424	}
1391		case BO_Rem:
	1425	case clang::BO_Rem:
1392	1426	if (qual_type_has_wrapping_overflow(c, stmt->getType())) {
1393	1427	// unsigned/float division uses the operator
1394	1428	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeMod, stmt->getRHS());
...	...	@@ -1403,43 +1437,43 @@ static AstNode trans_binary_operator(Context c, ResultUsed result_used, TransS
1403	1437	fn_call->data.fn_call_expr.params.append(rhs);
1404	1438	return fn_call;
1405	1439	}
1406		case BO_Add:
	1440	case clang::BO_Add:
1407	1441	return trans_create_bin_op(c, scope, stmt->getLHS(),
1408	1442	qual_type_has_wrapping_overflow(c, stmt->getType()) ? BinOpTypeAddWrap : BinOpTypeAdd,
1409	1443	stmt->getRHS());
1410		case BO_Sub:
	1444	case clang::BO_Sub:
1411	1445	return trans_create_bin_op(c, scope, stmt->getLHS(),
1412	1446	qual_type_has_wrapping_overflow(c, stmt->getType()) ? BinOpTypeSubWrap : BinOpTypeSub,
1413	1447	stmt->getRHS());
1414		case BO_Shl:
	1448	case clang::BO_Shl:
1415	1449	return trans_create_shift_op(c, scope, stmt->getType(), stmt->getLHS(), BinOpTypeBitShiftLeft, stmt->getRHS());
1416		case BO_Shr:
	1450	case clang::BO_Shr:
1417	1451	return trans_create_shift_op(c, scope, stmt->getType(), stmt->getLHS(), BinOpTypeBitShiftRight, stmt->getRHS());
1418		case BO_LT:
	1452	case clang::BO_LT:
1419	1453	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeCmpLessThan, stmt->getRHS());
1420		case BO_GT:
	1454	case clang::BO_GT:
1421	1455	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeCmpGreaterThan, stmt->getRHS());
1422		case BO_LE:
	1456	case clang::BO_LE:
1423	1457	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeCmpLessOrEq, stmt->getRHS());
1424		case BO_GE:
	1458	case clang::BO_GE:
1425	1459	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeCmpGreaterOrEq, stmt->getRHS());
1426		case BO_EQ:
	1460	case clang::BO_EQ:
1427	1461	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeCmpEq, stmt->getRHS());
1428		case BO_NE:
	1462	case clang::BO_NE:
1429	1463	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeCmpNotEq, stmt->getRHS());
1430		case BO_And:
	1464	case clang::BO_And:
1431	1465	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeBinAnd, stmt->getRHS());
1432		case BO_Xor:
	1466	case clang::BO_Xor:
1433	1467	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeBinXor, stmt->getRHS());
1434		case BO_Or:
	1468	case clang::BO_Or:
1435	1469	return trans_create_bin_op(c, scope, stmt->getLHS(), BinOpTypeBinOr, stmt->getRHS());
1436		case BO_LAnd:
	1470	case clang::BO_LAnd:
1437	1471	return trans_create_bool_bin_op(c, scope, stmt->getLHS(), BinOpTypeBoolAnd, stmt->getRHS());
1438		case BO_LOr:
	1472	case clang::BO_LOr:
1439	1473	return trans_create_bool_bin_op(c, scope, stmt->getLHS(), BinOpTypeBoolOr, stmt->getRHS());
1440		case BO_Assign:
	1474	case clang::BO_Assign:
1441	1475	return trans_create_assign(c, result_used, scope, stmt->getLHS(), stmt->getRHS());
1442		case BO_Comma:
	1476	case clang::BO_Comma:
1443	1477	{
1444	1478	TransScopeBlock *scope_block = trans_scope_block_create(c, scope);
1445	1479	Buf *label_name = buf_create_from_str("x");
...	...	@@ -1456,16 +1490,16 @@ static AstNode trans_binary_operator(Context c, ResultUsed result_used, TransS
1456	1490	scope_block->node->data.block.statements.append(trans_create_node_break(c, label_name, maybe_suppress_result(c, result_used, rhs)));
1457	1491	return scope_block->node;
1458	1492	}
1459		case BO_MulAssign:
1460		case BO_DivAssign:
1461		case BO_RemAssign:
1462		case BO_AddAssign:
1463		case BO_SubAssign:
1464		case BO_ShlAssign:
1465		case BO_ShrAssign:
1466		case BO_AndAssign:
1467		case BO_XorAssign:
1468		case BO_OrAssign:
	1493	case clang::BO_MulAssign:
	1494	case clang::BO_DivAssign:
	1495	case clang::BO_RemAssign:
	1496	case clang::BO_AddAssign:
	1497	case clang::BO_SubAssign:
	1498	case clang::BO_ShlAssign:
	1499	case clang::BO_ShrAssign:
	1500	case clang::BO_AndAssign:
	1501	case clang::BO_XorAssign:
	1502	case clang::BO_OrAssign:
1469	1503	zig_unreachable();
1470	1504	}
1471	1505
...	...	@@ -1473,9 +1507,9 @@ static AstNode trans_binary_operator(Context c, ResultUsed result_used, TransS
1473	1507	}
1474	1508
1475	1509	static AstNode trans_create_compound_assign_shift(Context c, ResultUsed result_used, TransScope *scope,
1476		const CompoundAssignOperator *stmt, BinOpType assign_op, BinOpType bin_op)
	1510	const clang::CompoundAssignOperator *stmt, BinOpType assign_op, BinOpType bin_op)
1477	1511	{
1478		const SourceLocation &rhs_location = stmt->getRHS()->getBeginLoc();
	1512	const clang::SourceLocation &rhs_location = stmt->getRHS()->getBeginLoc();
1479	1513	AstNode *rhs_type = qual_type_to_log2_int_ref(c, stmt->getComputationLHSType(), rhs_location);
1480	1514
1481	1515	bool use_intermediate_casts = stmt->getComputationLHSType().getTypePtr() != stmt->getComputationResultType().getTypePtr();
...	...	@@ -1555,7 +1589,7 @@ static AstNode trans_create_compound_assign_shift(Context c, ResultUsed result
1555	1589	}
1556	1590
1557	1591	static AstNode trans_create_compound_assign(Context c, ResultUsed result_used, TransScope *scope,
1558		const CompoundAssignOperator *stmt, BinOpType assign_op, BinOpType bin_op)
	1592	const clang::CompoundAssignOperator *stmt, BinOpType assign_op, BinOpType bin_op)
1559	1593	{
1560	1594	if (result_used == ResultUsedNo) {
1561	1595	// simple common case, where the C and Zig are identical:
...	...	@@ -1615,76 +1649,76 @@ static AstNode trans_create_compound_assign(Context c, ResultUsed result_used,
1615	1649
1616	1650
1617	1651	static AstNode trans_compound_assign_operator(Context c, ResultUsed result_used, TransScope *scope,
1618		const CompoundAssignOperator *stmt)
	1652	const clang::CompoundAssignOperator *stmt)
1619	1653	{
1620	1654	switch (stmt->getOpcode()) {
1621		case BO_MulAssign:
	1655	case clang::BO_MulAssign:
1622	1656	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
1623	1657	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignTimesWrap, BinOpTypeMultWrap);
1624	1658	else
1625	1659	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignTimes, BinOpTypeMult);
1626		case BO_DivAssign:
	1660	case clang::BO_DivAssign:
1627	1661	emit_warning(c, stmt->getBeginLoc(), "TODO handle more C compound assign operators: BO_DivAssign");
1628	1662	return nullptr;
1629		case BO_RemAssign:
	1663	case clang::BO_RemAssign:
1630	1664	emit_warning(c, stmt->getBeginLoc(), "TODO handle more C compound assign operators: BO_RemAssign");
1631	1665	return nullptr;
1632		case BO_Cmp:
	1666	case clang::BO_Cmp:
1633	1667	emit_warning(c, stmt->getBeginLoc(), "TODO handle more C compound assign operators: BO_Cmp");
1634	1668	return nullptr;
1635		case BO_AddAssign:
	1669	case clang::BO_AddAssign:
1636	1670	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
1637	1671	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignPlusWrap, BinOpTypeAddWrap);
1638	1672	else
1639	1673	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignPlus, BinOpTypeAdd);
1640		case BO_SubAssign:
	1674	case clang::BO_SubAssign:
1641	1675	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
1642	1676	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignMinusWrap, BinOpTypeSubWrap);
1643	1677	else
1644	1678	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignMinus, BinOpTypeSub);
1645		case BO_ShlAssign:
	1679	case clang::BO_ShlAssign:
1646	1680	return trans_create_compound_assign_shift(c, result_used, scope, stmt, BinOpTypeAssignBitShiftLeft, BinOpTypeBitShiftLeft);
1647		case BO_ShrAssign:
	1681	case clang::BO_ShrAssign:
1648	1682	return trans_create_compound_assign_shift(c, result_used, scope, stmt, BinOpTypeAssignBitShiftRight, BinOpTypeBitShiftRight);
1649		case BO_AndAssign:
	1683	case clang::BO_AndAssign:
1650	1684	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignBitAnd, BinOpTypeBinAnd);
1651		case BO_XorAssign:
	1685	case clang::BO_XorAssign:
1652	1686	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignBitXor, BinOpTypeBinXor);
1653		case BO_OrAssign:
	1687	case clang::BO_OrAssign:
1654	1688	return trans_create_compound_assign(c, result_used, scope, stmt, BinOpTypeAssignBitOr, BinOpTypeBinOr);
1655		case BO_PtrMemD:
1656		case BO_PtrMemI:
1657		case BO_Assign:
1658		case BO_Mul:
1659		case BO_Div:
1660		case BO_Rem:
1661		case BO_Add:
1662		case BO_Sub:
1663		case BO_Shl:
1664		case BO_Shr:
1665		case BO_LT:
1666		case BO_GT:
1667		case BO_LE:
1668		case BO_GE:
1669		case BO_EQ:
1670		case BO_NE:
1671		case BO_And:
1672		case BO_Xor:
1673		case BO_Or:
1674		case BO_LAnd:
1675		case BO_LOr:
1676		case BO_Comma:
	1689	case clang::BO_PtrMemD:
	1690	case clang::BO_PtrMemI:
	1691	case clang::BO_Assign:
	1692	case clang::BO_Mul:
	1693	case clang::BO_Div:
	1694	case clang::BO_Rem:
	1695	case clang::BO_Add:
	1696	case clang::BO_Sub:
	1697	case clang::BO_Shl:
	1698	case clang::BO_Shr:
	1699	case clang::BO_LT:
	1700	case clang::BO_GT:
	1701	case clang::BO_LE:
	1702	case clang::BO_GE:
	1703	case clang::BO_EQ:
	1704	case clang::BO_NE:
	1705	case clang::BO_And:
	1706	case clang::BO_Xor:
	1707	case clang::BO_Or:
	1708	case clang::BO_LAnd:
	1709	case clang::BO_LOr:
	1710	case clang::BO_Comma:
1677	1711	zig_unreachable();
1678	1712	}
1679	1713
1680	1714	zig_unreachable();
1681	1715	}
1682	1716
1683		static AstNode trans_implicit_cast_expr(Context c, TransScope scope, const ImplicitCastExpr stmt) {
	1717	static AstNode trans_implicit_cast_expr(Context c, TransScope scope, const clang::ImplicitCastExpr stmt) {
1684	1718	switch (stmt->getCastKind()) {
1685		case CK_LValueToRValue:
	1719	case clang::CK_LValueToRValue:
1686	1720	return trans_expr(c, ResultUsedYes, scope, stmt->getSubExpr(), TransRValue);
1687		case CK_IntegralCast:
	1721	case clang::CK_IntegralCast:
1688	1722	{
1689	1723	AstNode *target_node = trans_expr(c, ResultUsedYes, scope, stmt->getSubExpr(), TransRValue);
1690	1724	if (target_node == nullptr)
...	...	@@ -1692,15 +1726,15 @@ static AstNode trans_implicit_cast_expr(Context c, TransScope *scope, const Im
1692	1726	return trans_c_cast(c, stmt->getExprLoc(), stmt->getType(),
1693	1727	stmt->getSubExpr()->getType(), target_node);
1694	1728	}
1695		case CK_FunctionToPointerDecay:
1696		case CK_ArrayToPointerDecay:
	1729	case clang::CK_FunctionToPointerDecay:
	1730	case clang::CK_ArrayToPointerDecay:
1697	1731	{
1698	1732	AstNode *target_node = trans_expr(c, ResultUsedYes, scope, stmt->getSubExpr(), TransRValue);
1699	1733	if (target_node == nullptr)
1700	1734	return nullptr;
1701	1735	return target_node;
1702	1736	}
1703		case CK_BitCast:
	1737	case clang::CK_BitCast:
1704	1738	{
1705	1739	AstNode *target_node = trans_expr(c, ResultUsedYes, scope, stmt->getSubExpr(), TransRValue);
1706	1740	if (target_node == nullptr)
...	...	@@ -1717,172 +1751,55 @@ static AstNode trans_implicit_cast_expr(Context c, TransScope *scope, const Im
1717	1751	node->data.fn_call_expr.params.append(target_node);
1718	1752	return node;
1719	1753	}
1720		case CK_NullToPointer:
1721		return trans_create_node(c, NodeTypeNullLiteral);
1722		case CK_Dependent:
	1754	case clang::CK_NullToPointer:
	1755	return trans_create_node_unsigned(c, 0);
	1756	case clang::CK_NoOp:
	1757	return trans_expr(c, ResultUsedYes, scope, stmt->getSubExpr(), TransRValue);
	1758	case clang::CK_Dependent:
1723	1759	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_Dependent");
1724	1760	return nullptr;
1725		case CK_LValueBitCast:
	1761	case clang::CK_LValueBitCast:
1726	1762	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_LValueBitCast");
1727	1763	return nullptr;
1728		case CK_NoOp:
1729		return trans_expr(c, ResultUsedYes, scope, stmt->getSubExpr(), TransRValue);
1730		case CK_BaseToDerived:
	1764	case clang::CK_BaseToDerived:
1731	1765	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_BaseToDerived");
1732	1766	return nullptr;
1733		case CK_DerivedToBase:
	1767	case clang::CK_DerivedToBase:
1734	1768	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_DerivedToBase");
1735	1769	return nullptr;
1736		case CK_UncheckedDerivedToBase:
	1770	case clang::CK_UncheckedDerivedToBase:
1737	1771	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_UncheckedDerivedToBase");
1738	1772	return nullptr;
1739		case CK_Dynamic:
	1773	case clang::CK_Dynamic:
1740	1774	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_Dynamic");
1741	1775	return nullptr;
1742		case CK_ToUnion:
	1776	case clang::CK_ToUnion:
1743	1777	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ToUnion");
1744	1778	return nullptr;
1745		case CK_NullToMemberPointer:
	1779	case clang::CK_NullToMemberPointer:
1746	1780	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_NullToMemberPointer");
1747	1781	return nullptr;
1748		case CK_BaseToDerivedMemberPointer:
	1782	case clang::CK_BaseToDerivedMemberPointer:
1749	1783	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_BaseToDerivedMemberPointer");
1750	1784	return nullptr;
1751		case CK_DerivedToBaseMemberPointer:
	1785	case clang::CK_DerivedToBaseMemberPointer:
1752	1786	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_DerivedToBaseMemberPointer");
1753	1787	return nullptr;
1754		case CK_MemberPointerToBoolean:
	1788	case clang::CK_MemberPointerToBoolean:
1755	1789	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_MemberPointerToBoolean");
1756	1790	return nullptr;
1757		case CK_ReinterpretMemberPointer:
	1791	case clang::CK_ReinterpretMemberPointer:
1758	1792	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ReinterpretMemberPointer");
1759	1793	return nullptr;
1760		case CK_UserDefinedConversion:
	1794	case clang::CK_UserDefinedConversion:
1761	1795	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_UserDefinedConversion");
1762	1796	return nullptr;
1763		case CK_ConstructorConversion:
1764		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ConstructorConversion");
1765		return nullptr;
1766		case CK_IntegralToPointer:
1767		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralToPointer");
1768		return nullptr;
1769		case CK_PointerToIntegral:
1770		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_PointerToIntegral");
1771		return nullptr;
1772		case CK_PointerToBoolean:
1773		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_PointerToBoolean");
1774		return nullptr;
1775		case CK_ToVoid:
1776		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ToVoid");
1777		return nullptr;
1778		case CK_VectorSplat:
1779		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_VectorSplat");
1780		return nullptr;
1781		case CK_IntegralToBoolean:
1782		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralToBoolean");
1783		return nullptr;
1784		case CK_IntegralToFloating:
1785		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralToFloating");
1786		return nullptr;
1787		case CK_FloatingToIntegral:
1788		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingToIntegral");
1789		return nullptr;
1790		case CK_FloatingToBoolean:
1791		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingToBoolean");
1792		return nullptr;
1793		case CK_BooleanToSignedIntegral:
1794		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_BooleanToSignedIntegral");
1795		return nullptr;
1796		case CK_FloatingCast:
1797		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingCast");
1798		return nullptr;
1799		case CK_CPointerToObjCPointerCast:
1800		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_CPointerToObjCPointerCast");
1801		return nullptr;
1802		case CK_BlockPointerToObjCPointerCast:
1803		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_BlockPointerToObjCPointerCast");
1804		return nullptr;
1805		case CK_AnyPointerToBlockPointerCast:
1806		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_AnyPointerToBlockPointerCast");
1807		return nullptr;
1808		case CK_ObjCObjectLValueCast:
1809		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ObjCObjectLValueCast");
1810		return nullptr;
1811		case CK_FloatingRealToComplex:
1812		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingRealToComplex");
1813		return nullptr;
1814		case CK_FloatingComplexToReal:
1815		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingComplexToReal");
1816		return nullptr;
1817		case CK_FloatingComplexToBoolean:
1818		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingComplexToBoolean");
1819		return nullptr;
1820		case CK_FloatingComplexCast:
1821		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingComplexCast");
1822		return nullptr;
1823		case CK_FloatingComplexToIntegralComplex:
1824		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FloatingComplexToIntegralComplex");
1825		return nullptr;
1826		case CK_IntegralRealToComplex:
1827		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralRealToComplex");
1828		return nullptr;
1829		case CK_IntegralComplexToReal:
1830		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralComplexToReal");
1831		return nullptr;
1832		case CK_IntegralComplexToBoolean:
1833		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralComplexToBoolean");
1834		return nullptr;
1835		case CK_IntegralComplexCast:
1836		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralComplexCast");
1837		return nullptr;
1838		case CK_IntegralComplexToFloatingComplex:
1839		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntegralComplexToFloatingComplex");
1840		return nullptr;
1841		case CK_ARCProduceObject:
1842		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ARCProduceObject");
1843		return nullptr;
1844		case CK_ARCConsumeObject:
1845		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ARCConsumeObject");
1846		return nullptr;
1847		case CK_ARCReclaimReturnedObject:
1848		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ARCReclaimReturnedObject");
1849		return nullptr;
1850		case CK_ARCExtendBlockObject:
1851		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ARCExtendBlockObject");
1852		return nullptr;
1853		case CK_AtomicToNonAtomic:
1854		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_AtomicToNonAtomic");
1855		return nullptr;
1856		case CK_NonAtomicToAtomic:
1857		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_NonAtomicToAtomic");
1858		return nullptr;
1859		case CK_CopyAndAutoreleaseBlockObject:
1860		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_CopyAndAutoreleaseBlockObject");
1861		return nullptr;
1862		case CK_BuiltinFnToFnPtr:
1863		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_BuiltinFnToFnPtr");
1864		return nullptr;
1865		case CK_AddressSpaceConversion:
1866		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_AddressSpaceConversion");
1867		return nullptr;
1868		case CK_IntToOCLSampler:
1869		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_IntToOCLSampler");
1870		return nullptr;
1871		case CK_FixedPointCast:
1872		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FixedPointCast");
1873		return nullptr;
1874		case CK_FixedPointToBoolean:
1875		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_FixedPointToBoolean");
1876		return nullptr;
1877		case CK_ZeroToOCLOpaqueType:
1878		emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation cast CK_ZeroToOCLOpaqueType");
1879		return nullptr;
1880	1797	}
1881	1798	zig_unreachable();
1882	1799	}
1883	1800
1884		static AstNode trans_decl_ref_expr(Context c, TransScope scope, const DeclRefExpr stmt, TransLRValue lrval) {
1885		const ValueDecl *value_decl = stmt->getDecl();
	1801	static AstNode trans_decl_ref_expr(Context c, TransScope scope, const clang::DeclRefExpr stmt, TransLRValue lrval) {
	1802	const clang::ValueDecl *value_decl = stmt->getDecl();
1886	1803	Buf *c_symbol_name = buf_create_from_str(decl_name(value_decl));
1887	1804	Buf *zig_symbol_name = trans_lookup_zig_symbol(c, scope, c_symbol_name);
1888	1805	if (lrval == TransLValue) {
...	...	@@ -1892,9 +1809,9 @@ static AstNode trans_decl_ref_expr(Context c, TransScope *scope, const DeclRef
1892	1809	}
1893	1810
1894	1811	static AstNode trans_create_post_crement(Context c, ResultUsed result_used, TransScope *scope,
1895		const UnaryOperator *stmt, BinOpType assign_op)
	1812	const clang::UnaryOperator *stmt, BinOpType assign_op)
1896	1813	{
1897		Expr *op_expr = stmt->getSubExpr();
	1814	clang::Expr *op_expr = stmt->getSubExpr();
1898	1815
1899	1816	if (result_used == ResultUsedNo) {
1900	1817	// common case
...	...	@@ -1948,9 +1865,9 @@ static AstNode trans_create_post_crement(Context c, ResultUsed result_used, Tr
1948	1865	}
1949	1866
1950	1867	static AstNode trans_create_pre_crement(Context c, ResultUsed result_used, TransScope *scope,
1951		const UnaryOperator *stmt, BinOpType assign_op)
	1868	const clang::UnaryOperator *stmt, BinOpType assign_op)
1952	1869	{
1953		Expr *op_expr = stmt->getSubExpr();
	1870	clang::Expr *op_expr = stmt->getSubExpr();
1954	1871
1955	1872	if (result_used == ResultUsedNo) {
1956	1873	// common case
...	...	@@ -1997,36 +1914,36 @@ static AstNode trans_create_pre_crement(Context c, ResultUsed result_used, Tra
1997	1914	return child_scope->node;
1998	1915	}
1999	1916
2000		static AstNode trans_unary_operator(Context c, ResultUsed result_used, TransScope scope, const UnaryOperator stmt) {
	1917	static AstNode trans_unary_operator(Context c, ResultUsed result_used, TransScope scope, const clang::UnaryOperator stmt) {
2001	1918	switch (stmt->getOpcode()) {
2002		case UO_PostInc:
	1919	case clang::UO_PostInc:
2003	1920	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
2004	1921	return trans_create_post_crement(c, result_used, scope, stmt, BinOpTypeAssignPlusWrap);
2005	1922	else
2006	1923	return trans_create_post_crement(c, result_used, scope, stmt, BinOpTypeAssignPlus);
2007		case UO_PostDec:
	1924	case clang::UO_PostDec:
2008	1925	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
2009	1926	return trans_create_post_crement(c, result_used, scope, stmt, BinOpTypeAssignMinusWrap);
2010	1927	else
2011	1928	return trans_create_post_crement(c, result_used, scope, stmt, BinOpTypeAssignMinus);
2012		case UO_PreInc:
	1929	case clang::UO_PreInc:
2013	1930	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
2014	1931	return trans_create_pre_crement(c, result_used, scope, stmt, BinOpTypeAssignPlusWrap);
2015	1932	else
2016	1933	return trans_create_pre_crement(c, result_used, scope, stmt, BinOpTypeAssignPlus);
2017		case UO_PreDec:
	1934	case clang::UO_PreDec:
2018	1935	if (qual_type_has_wrapping_overflow(c, stmt->getType()))
2019	1936	return trans_create_pre_crement(c, result_used, scope, stmt, BinOpTypeAssignMinusWrap);
2020	1937	else
2021	1938	return trans_create_pre_crement(c, result_used, scope, stmt, BinOpTypeAssignMinus);
2022		case UO_AddrOf:
	1939	case clang::UO_AddrOf:
2023	1940	{
2024	1941	AstNode *value_node = trans_expr(c, result_used, scope, stmt->getSubExpr(), TransLValue);
2025	1942	if (value_node == nullptr)
2026	1943	return value_node;
2027	1944	return trans_create_node_addr_of(c, value_node);
2028	1945	}
2029		case UO_Deref:
	1946	case clang::UO_Deref:
2030	1947	{
2031	1948	AstNode *value_node = trans_expr(c, result_used, scope, stmt->getSubExpr(), TransRValue);
2032	1949	if (value_node == nullptr)
...	...	@@ -2037,12 +1954,12 @@ static AstNode trans_unary_operator(Context c, ResultUsed result_used, TransSc
2037	1954	AstNode *unwrapped = trans_create_node_unwrap_null(c, value_node);
2038	1955	return trans_create_node_ptr_deref(c, unwrapped);
2039	1956	}
2040		case UO_Plus:
	1957	case clang::UO_Plus:
2041	1958	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation UO_Plus");
2042	1959	return nullptr;
2043		case UO_Minus:
	1960	case clang::UO_Minus:
2044	1961	{
2045		Expr *op_expr = stmt->getSubExpr();
	1962	clang::Expr *op_expr = stmt->getSubExpr();
2046	1963	if (!qual_type_has_wrapping_overflow(c, op_expr->getType())) {
2047	1964	AstNode *node = trans_create_node(c, NodeTypePrefixOpExpr);
2048	1965	node->data.prefix_op_expr.prefix_op = PrefixOpNegation;
...	...	@@ -2068,41 +1985,41 @@ static AstNode trans_unary_operator(Context c, ResultUsed result_used, TransSc
2068	1985	return nullptr;
2069	1986	}
2070	1987	}
2071		case UO_Not:
	1988	case clang::UO_Not:
2072	1989	{
2073		Expr *op_expr = stmt->getSubExpr();
	1990	clang::Expr *op_expr = stmt->getSubExpr();
2074	1991	AstNode *sub_node = trans_expr(c, ResultUsedYes, scope, op_expr, TransRValue);
2075	1992	if (sub_node == nullptr)
2076	1993	return nullptr;
2077	1994
2078	1995	return trans_create_node_prefix_op(c, PrefixOpBinNot, sub_node);
2079	1996	}
2080		case UO_LNot:
	1997	case clang::UO_LNot:
2081	1998	{
2082		Expr *op_expr = stmt->getSubExpr();
	1999	clang::Expr *op_expr = stmt->getSubExpr();
2083	2000	AstNode *sub_node = trans_bool_expr(c, ResultUsedYes, scope, op_expr, TransRValue);
2084	2001	if (sub_node == nullptr)
2085	2002	return nullptr;
2086	2003
2087	2004	return trans_create_node_prefix_op(c, PrefixOpBoolNot, sub_node);
2088	2005	}
2089		case UO_Real:
	2006	case clang::UO_Real:
2090	2007	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation UO_Real");
2091	2008	return nullptr;
2092		case UO_Imag:
	2009	case clang::UO_Imag:
2093	2010	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation UO_Imag");
2094	2011	return nullptr;
2095		case UO_Extension:
	2012	case clang::UO_Extension:
2096	2013	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation UO_Extension");
2097	2014	return nullptr;
2098		case UO_Coawait:
	2015	case clang::UO_Coawait:
2099	2016	emit_warning(c, stmt->getBeginLoc(), "TODO handle C translation UO_Coawait");
2100	2017	return nullptr;
2101	2018	}
2102	2019	zig_unreachable();
2103	2020	}
2104	2021
2105		static int trans_local_declaration(Context c, TransScope scope, const DeclStmt *stmt,
	2022	static int trans_local_declaration(Context c, TransScope scope, const clang::DeclStmt *stmt,
2106	2023	AstNode out_node, TransScope out_scope)
2107	2024	{
2108	2025	// declarations are added via the scope
...	...	@@ -2112,11 +2029,11 @@ static int trans_local_declaration(Context c, TransScope scope, const DeclStmt
2112	2029	assert(scope_block != nullptr);
2113	2030
2114	2031	for (auto iter = stmt->decl_begin(); iter != stmt->decl_end(); iter++) {
2115		Decl decl = iter;
	2032	clang::Decl decl = iter;
2116	2033	switch (decl->getKind()) {
2117		case Decl::Var: {
2118		VarDecl var_decl = (VarDecl )decl;
2119		QualType qual_type = var_decl->getTypeSourceInfo()->getType();
	2034	case clang::Decl::Var: {
	2035	clang::VarDecl var_decl = (clang::VarDecl )decl;
	2036	clang::QualType qual_type = var_decl->getTypeSourceInfo()->getType();
2120	2037	AstNode *init_node = nullptr;
2121	2038	if (var_decl->hasInit()) {
2122	2039	init_node = trans_expr(c, ResultUsedYes, scope, var_decl->getInit(), TransRValue);
...	...	@@ -2141,225 +2058,9 @@ static int trans_local_declaration(Context c, TransScope scope, const DeclStmt
2141	2058	scope_block->node->data.block.statements.append(node);
2142	2059	continue;
2143	2060	}
2144		case Decl::AccessSpec:
	2061	case clang::Decl::AccessSpec:
2145	2062	emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind AccessSpec");
2146	2063	return ErrorUnexpected;
2147		case Decl::Block:
2148		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Block");
2149		return ErrorUnexpected;
2150		case Decl::Captured:
2151		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Captured");
2152		return ErrorUnexpected;
2153		case Decl::ClassScopeFunctionSpecialization:
2154		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ClassScopeFunctionSpecialization");
2155		return ErrorUnexpected;
2156		case Decl::Empty:
2157		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Empty");
2158		return ErrorUnexpected;
2159		case Decl::Export:
2160		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Export");
2161		return ErrorUnexpected;
2162		case Decl::ExternCContext:
2163		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ExternCContext");
2164		return ErrorUnexpected;
2165		case Decl::FileScopeAsm:
2166		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind FileScopeAsm");
2167		return ErrorUnexpected;
2168		case Decl::Friend:
2169		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Friend");
2170		return ErrorUnexpected;
2171		case Decl::FriendTemplate:
2172		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind FriendTemplate");
2173		return ErrorUnexpected;
2174		case Decl::Import:
2175		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Import");
2176		return ErrorUnexpected;
2177		case Decl::LinkageSpec:
2178		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind LinkageSpec");
2179		return ErrorUnexpected;
2180		case Decl::Label:
2181		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Label");
2182		return ErrorUnexpected;
2183		case Decl::Namespace:
2184		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Namespace");
2185		return ErrorUnexpected;
2186		case Decl::NamespaceAlias:
2187		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind NamespaceAlias");
2188		return ErrorUnexpected;
2189		case Decl::ObjCCompatibleAlias:
2190		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCCompatibleAlias");
2191		return ErrorUnexpected;
2192		case Decl::ObjCCategory:
2193		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCCategory");
2194		return ErrorUnexpected;
2195		case Decl::ObjCCategoryImpl:
2196		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCCategoryImpl");
2197		return ErrorUnexpected;
2198		case Decl::ObjCImplementation:
2199		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCImplementation");
2200		return ErrorUnexpected;
2201		case Decl::ObjCInterface:
2202		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCInterface");
2203		return ErrorUnexpected;
2204		case Decl::ObjCProtocol:
2205		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCProtocol");
2206		return ErrorUnexpected;
2207		case Decl::ObjCMethod:
2208		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCMethod");
2209		return ErrorUnexpected;
2210		case Decl::ObjCProperty:
2211		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCProperty");
2212		return ErrorUnexpected;
2213		case Decl::BuiltinTemplate:
2214		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind BuiltinTemplate");
2215		return ErrorUnexpected;
2216		case Decl::ClassTemplate:
2217		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ClassTemplate");
2218		return ErrorUnexpected;
2219		case Decl::FunctionTemplate:
2220		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind FunctionTemplate");
2221		return ErrorUnexpected;
2222		case Decl::TypeAliasTemplate:
2223		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind TypeAliasTemplate");
2224		return ErrorUnexpected;
2225		case Decl::VarTemplate:
2226		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind VarTemplate");
2227		return ErrorUnexpected;
2228		case Decl::TemplateTemplateParm:
2229		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind TemplateTemplateParm");
2230		return ErrorUnexpected;
2231		case Decl::Enum:
2232		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Enum");
2233		return ErrorUnexpected;
2234		case Decl::Record:
2235		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Record");
2236		return ErrorUnexpected;
2237		case Decl::CXXRecord:
2238		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind CXXRecord");
2239		return ErrorUnexpected;
2240		case Decl::ClassTemplateSpecialization:
2241		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ClassTemplateSpecialization");
2242		return ErrorUnexpected;
2243		case Decl::ClassTemplatePartialSpecialization:
2244		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ClassTemplatePartialSpecialization");
2245		return ErrorUnexpected;
2246		case Decl::TemplateTypeParm:
2247		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind TemplateTypeParm");
2248		return ErrorUnexpected;
2249		case Decl::ObjCTypeParam:
2250		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCTypeParam");
2251		return ErrorUnexpected;
2252		case Decl::TypeAlias:
2253		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind TypeAlias");
2254		return ErrorUnexpected;
2255		case Decl::Typedef:
2256		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Typedef");
2257		return ErrorUnexpected;
2258		case Decl::UnresolvedUsingTypename:
2259		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind UnresolvedUsingTypename");
2260		return ErrorUnexpected;
2261		case Decl::Using:
2262		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Using");
2263		return ErrorUnexpected;
2264		case Decl::UsingDirective:
2265		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind UsingDirective");
2266		return ErrorUnexpected;
2267		case Decl::UsingPack:
2268		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind UsingPack");
2269		return ErrorUnexpected;
2270		case Decl::UsingShadow:
2271		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind UsingShadow");
2272		return ErrorUnexpected;
2273		case Decl::ConstructorUsingShadow:
2274		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ConstructorUsingShadow");
2275		return ErrorUnexpected;
2276		case Decl::Binding:
2277		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Binding");
2278		return ErrorUnexpected;
2279		case Decl::Field:
2280		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Field");
2281		return ErrorUnexpected;
2282		case Decl::ObjCAtDefsField:
2283		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCAtDefsField");
2284		return ErrorUnexpected;
2285		case Decl::ObjCIvar:
2286		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCIvar");
2287		return ErrorUnexpected;
2288		case Decl::Function:
2289		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Function");
2290		return ErrorUnexpected;
2291		case Decl::CXXDeductionGuide:
2292		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind CXXDeductionGuide");
2293		return ErrorUnexpected;
2294		case Decl::CXXMethod:
2295		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind CXXMethod");
2296		return ErrorUnexpected;
2297		case Decl::CXXConstructor:
2298		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind CXXConstructor");
2299		return ErrorUnexpected;
2300		case Decl::CXXConversion:
2301		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind CXXConversion");
2302		return ErrorUnexpected;
2303		case Decl::CXXDestructor:
2304		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind CXXDestructor");
2305		return ErrorUnexpected;
2306		case Decl::MSProperty:
2307		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind MSProperty");
2308		return ErrorUnexpected;
2309		case Decl::NonTypeTemplateParm:
2310		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind NonTypeTemplateParm");
2311		return ErrorUnexpected;
2312		case Decl::Decomposition:
2313		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind Decomposition");
2314		return ErrorUnexpected;
2315		case Decl::ImplicitParam:
2316		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ImplicitParam");
2317		return ErrorUnexpected;
2318		case Decl::OMPCapturedExpr:
2319		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind OMPCapturedExpr");
2320		return ErrorUnexpected;
2321		case Decl::ParmVar:
2322		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ParmVar");
2323		return ErrorUnexpected;
2324		case Decl::VarTemplateSpecialization:
2325		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind VarTemplateSpecialization");
2326		return ErrorUnexpected;
2327		case Decl::VarTemplatePartialSpecialization:
2328		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind VarTemplatePartialSpecialization");
2329		return ErrorUnexpected;
2330		case Decl::EnumConstant:
2331		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind EnumConstant");
2332		return ErrorUnexpected;
2333		case Decl::IndirectField:
2334		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind IndirectField");
2335		return ErrorUnexpected;
2336		case Decl::OMPDeclareReduction:
2337		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind OMPDeclareReduction");
2338		return ErrorUnexpected;
2339		case Decl::UnresolvedUsingValue:
2340		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind UnresolvedUsingValue");
2341		return ErrorUnexpected;
2342		case Decl::OMPThreadPrivate:
2343		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind OMPThreadPrivate");
2344		return ErrorUnexpected;
2345		case Decl::ObjCPropertyImpl:
2346		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind ObjCPropertyImpl");
2347		return ErrorUnexpected;
2348		case Decl::PragmaComment:
2349		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind PragmaComment");
2350		return ErrorUnexpected;
2351		case Decl::PragmaDetectMismatch:
2352		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind PragmaDetectMismatch");
2353		return ErrorUnexpected;
2354		case Decl::StaticAssert:
2355		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind StaticAssert");
2356		return ErrorUnexpected;
2357		case Decl::TranslationUnit:
2358		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind TranslationUnit");
2359		return ErrorUnexpected;
2360		case Decl::OMPRequires:
2361		emit_warning(c, stmt->getBeginLoc(), "TODO handle decl kind OMPRequires");
2362		return ErrorUnexpected;
2363	2064	}
2364	2065	zig_unreachable();
2365	2066	}
...	...	@@ -2384,7 +2085,7 @@ static AstNode to_enum_zero_cmp(Context c, AstNode expr, AstNode enum_type)
2384	2085	return trans_create_node_bin_op(c, expr, BinOpTypeCmpNotEq, bitcast);
2385	2086	}
2386	2087
2387		static AstNode trans_bool_expr(Context c, ResultUsed result_used, TransScope scope, const Expr expr, TransLRValue lrval) {
	2088	static AstNode trans_bool_expr(Context c, ResultUsed result_used, TransScope scope, const clang::Expr expr, TransLRValue lrval) {
2388	2089	AstNode *res = trans_expr(c, result_used, scope, expr, lrval);
2389	2090	if (res == nullptr)
2390	2091	return nullptr;
...	...	@@ -2421,143 +2122,145 @@ static AstNode trans_bool_expr(Context c, ResultUsed result_used, TransScope *
2421	2122	}
2422	2123
2423	2124
2424		const Type *ty = get_expr_qual_type_before_implicit_cast(c, expr).getTypePtr();
	2125	const clang::Type *ty = get_expr_qual_type_before_implicit_cast(c, expr).getTypePtr();
2425	2126	auto classs = ty->getTypeClass();
2426	2127	switch (classs) {
2427		case Type::Builtin:
	2128	case clang::Type::Builtin:
2428	2129	{
2429		const BuiltinType builtin_ty = static_cast<const BuiltinType>(ty);
	2130	const clang::BuiltinType builtin_ty = static_cast<const clang::BuiltinType>(ty);
2430	2131	switch (builtin_ty->getKind()) {
2431		case BuiltinType::Bool:
2432		case BuiltinType::Char_U:
2433		case BuiltinType::UChar:
2434		case BuiltinType::Char_S:
2435		case BuiltinType::SChar:
2436		case BuiltinType::UShort:
2437		case BuiltinType::UInt:
2438		case BuiltinType::ULong:
2439		case BuiltinType::ULongLong:
2440		case BuiltinType::Short:
2441		case BuiltinType::Int:
2442		case BuiltinType::Long:
2443		case BuiltinType::LongLong:
2444		case BuiltinType::UInt128:
2445		case BuiltinType::Int128:
2446		case BuiltinType::Float:
2447		case BuiltinType::Double:
2448		case BuiltinType::Float128:
2449		case BuiltinType::LongDouble:
2450		case BuiltinType::WChar_U:
2451		case BuiltinType::Char8:
2452		case BuiltinType::Char16:
2453		case BuiltinType::Char32:
2454		case BuiltinType::WChar_S:
2455		case BuiltinType::Float16:
	2132	case clang::BuiltinType::Bool:
	2133	case clang::BuiltinType::Char_U:
	2134	case clang::BuiltinType::UChar:
	2135	case clang::BuiltinType::Char_S:
	2136	case clang::BuiltinType::SChar:
	2137	case clang::BuiltinType::UShort:
	2138	case clang::BuiltinType::UInt:
	2139	case clang::BuiltinType::ULong:
	2140	case clang::BuiltinType::ULongLong:
	2141	case clang::BuiltinType::Short:
	2142	case clang::BuiltinType::Int:
	2143	case clang::BuiltinType::Long:
	2144	case clang::BuiltinType::LongLong:
	2145	case clang::BuiltinType::UInt128:
	2146	case clang::BuiltinType::Int128:
	2147	case clang::BuiltinType::Float:
	2148	case clang::BuiltinType::Double:
	2149	case clang::BuiltinType::Float128:
	2150	case clang::BuiltinType::LongDouble:
	2151	case clang::BuiltinType::WChar_U:
	2152	case clang::BuiltinType::Char8:
	2153	case clang::BuiltinType::Char16:
	2154	case clang::BuiltinType::Char32:
	2155	case clang::BuiltinType::WChar_S:
	2156	case clang::BuiltinType::Float16:
2456	2157	return trans_create_node_bin_op(c, res, BinOpTypeCmpNotEq, trans_create_node_unsigned_negative(c, 0, false));
2457		case BuiltinType::NullPtr:
2458		return trans_create_node_bin_op(c, res, BinOpTypeCmpNotEq, trans_create_node(c, NodeTypeNullLiteral));
2459
2460		case BuiltinType::Void:
2461		case BuiltinType::Half:
2462		case BuiltinType::ObjCId:
2463		case BuiltinType::ObjCClass:
2464		case BuiltinType::ObjCSel:
2465		case BuiltinType::OMPArraySection:
2466		case BuiltinType::Dependent:
2467		case BuiltinType::Overload:
2468		case BuiltinType::BoundMember:
2469		case BuiltinType::PseudoObject:
2470		case BuiltinType::UnknownAny:
2471		case BuiltinType::BuiltinFn:
2472		case BuiltinType::ARCUnbridgedCast:
2473		case BuiltinType::OCLImage1dRO:
2474		case BuiltinType::OCLImage1dArrayRO:
2475		case BuiltinType::OCLImage1dBufferRO:
2476		case BuiltinType::OCLImage2dRO:
2477		case BuiltinType::OCLImage2dArrayRO:
2478		case BuiltinType::OCLImage2dDepthRO:
2479		case BuiltinType::OCLImage2dArrayDepthRO:
2480		case BuiltinType::OCLImage2dMSAARO:
2481		case BuiltinType::OCLImage2dArrayMSAARO:
2482		case BuiltinType::OCLImage2dMSAADepthRO:
2483		case BuiltinType::OCLImage2dArrayMSAADepthRO:
2484		case BuiltinType::OCLImage3dRO:
2485		case BuiltinType::OCLImage1dWO:
2486		case BuiltinType::OCLImage1dArrayWO:
2487		case BuiltinType::OCLImage1dBufferWO:
2488		case BuiltinType::OCLImage2dWO:
2489		case BuiltinType::OCLImage2dArrayWO:
2490		case BuiltinType::OCLImage2dDepthWO:
2491		case BuiltinType::OCLImage2dArrayDepthWO:
2492		case BuiltinType::OCLImage2dMSAAWO:
2493		case BuiltinType::OCLImage2dArrayMSAAWO:
2494		case BuiltinType::OCLImage2dMSAADepthWO:
2495		case BuiltinType::OCLImage2dArrayMSAADepthWO:
2496		case BuiltinType::OCLImage3dWO:
2497		case BuiltinType::OCLImage1dRW:
2498		case BuiltinType::OCLImage1dArrayRW:
2499		case BuiltinType::OCLImage1dBufferRW:
2500		case BuiltinType::OCLImage2dRW:
2501		case BuiltinType::OCLImage2dArrayRW:
2502		case BuiltinType::OCLImage2dDepthRW:
2503		case BuiltinType::OCLImage2dArrayDepthRW:
2504		case BuiltinType::OCLImage2dMSAARW:
2505		case BuiltinType::OCLImage2dArrayMSAARW:
2506		case BuiltinType::OCLImage2dMSAADepthRW:
2507		case BuiltinType::OCLImage2dArrayMSAADepthRW:
2508		case BuiltinType::OCLImage3dRW:
2509		case BuiltinType::OCLSampler:
2510		case BuiltinType::OCLEvent:
2511		case BuiltinType::OCLClkEvent:
2512		case BuiltinType::OCLQueue:
2513		case BuiltinType::OCLReserveID:
2514		case BuiltinType::ShortAccum:
2515		case BuiltinType::Accum:
2516		case BuiltinType::LongAccum:
2517		case BuiltinType::UShortAccum:
2518		case BuiltinType::UAccum:
2519		case BuiltinType::ULongAccum:
2520		case BuiltinType::ShortFract:
2521		case BuiltinType::Fract:
2522		case BuiltinType::LongFract:
2523		case BuiltinType::UShortFract:
2524		case BuiltinType::UFract:
2525		case BuiltinType::ULongFract:
2526		case BuiltinType::SatShortAccum:
2527		case BuiltinType::SatAccum:
2528		case BuiltinType::SatLongAccum:
2529		case BuiltinType::SatUShortAccum:
2530		case BuiltinType::SatUAccum:
2531		case BuiltinType::SatULongAccum:
2532		case BuiltinType::SatShortFract:
2533		case BuiltinType::SatFract:
2534		case BuiltinType::SatLongFract:
2535		case BuiltinType::SatUShortFract:
2536		case BuiltinType::SatUFract:
2537		case BuiltinType::SatULongFract:
2538		case BuiltinType::OCLIntelSubgroupAVCMcePayload:
2539		case BuiltinType::OCLIntelSubgroupAVCImePayload:
2540		case BuiltinType::OCLIntelSubgroupAVCRefPayload:
2541		case BuiltinType::OCLIntelSubgroupAVCSicPayload:
2542		case BuiltinType::OCLIntelSubgroupAVCMceResult:
2543		case BuiltinType::OCLIntelSubgroupAVCImeResult:
2544		case BuiltinType::OCLIntelSubgroupAVCRefResult:
2545		case BuiltinType::OCLIntelSubgroupAVCSicResult:
2546		case BuiltinType::OCLIntelSubgroupAVCImeResultSingleRefStreamout:
2547		case BuiltinType::OCLIntelSubgroupAVCImeResultDualRefStreamout:
2548		case BuiltinType::OCLIntelSubgroupAVCImeSingleRefStreamin:
2549		case BuiltinType::OCLIntelSubgroupAVCImeDualRefStreamin:
	2158	case clang::BuiltinType::NullPtr:
	2159	return trans_create_node_bin_op(c, res, BinOpTypeCmpNotEq,
	2160	trans_create_node_unsigned(c, 0));
	2161
	2162	case clang::BuiltinType::Void:
	2163	case clang::BuiltinType::Half:
	2164	case clang::BuiltinType::ObjCId:
	2165	case clang::BuiltinType::ObjCClass:
	2166	case clang::BuiltinType::ObjCSel:
	2167	case clang::BuiltinType::OMPArraySection:
	2168	case clang::BuiltinType::Dependent:
	2169	case clang::BuiltinType::Overload:
	2170	case clang::BuiltinType::BoundMember:
	2171	case clang::BuiltinType::PseudoObject:
	2172	case clang::BuiltinType::UnknownAny:
	2173	case clang::BuiltinType::BuiltinFn:
	2174	case clang::BuiltinType::ARCUnbridgedCast:
	2175	case clang::BuiltinType::OCLImage1dRO:
	2176	case clang::BuiltinType::OCLImage1dArrayRO:
	2177	case clang::BuiltinType::OCLImage1dBufferRO:
	2178	case clang::BuiltinType::OCLImage2dRO:
	2179	case clang::BuiltinType::OCLImage2dArrayRO:
	2180	case clang::BuiltinType::OCLImage2dDepthRO:
	2181	case clang::BuiltinType::OCLImage2dArrayDepthRO:
	2182	case clang::BuiltinType::OCLImage2dMSAARO:
	2183	case clang::BuiltinType::OCLImage2dArrayMSAARO:
	2184	case clang::BuiltinType::OCLImage2dMSAADepthRO:
	2185	case clang::BuiltinType::OCLImage2dArrayMSAADepthRO:
	2186	case clang::BuiltinType::OCLImage3dRO:
	2187	case clang::BuiltinType::OCLImage1dWO:
	2188	case clang::BuiltinType::OCLImage1dArrayWO:
	2189	case clang::BuiltinType::OCLImage1dBufferWO:
	2190	case clang::BuiltinType::OCLImage2dWO:
	2191	case clang::BuiltinType::OCLImage2dArrayWO:
	2192	case clang::BuiltinType::OCLImage2dDepthWO:
	2193	case clang::BuiltinType::OCLImage2dArrayDepthWO:
	2194	case clang::BuiltinType::OCLImage2dMSAAWO:
	2195	case clang::BuiltinType::OCLImage2dArrayMSAAWO:
	2196	case clang::BuiltinType::OCLImage2dMSAADepthWO:
	2197	case clang::BuiltinType::OCLImage2dArrayMSAADepthWO:
	2198	case clang::BuiltinType::OCLImage3dWO:
	2199	case clang::BuiltinType::OCLImage1dRW:
	2200	case clang::BuiltinType::OCLImage1dArrayRW:
	2201	case clang::BuiltinType::OCLImage1dBufferRW:
	2202	case clang::BuiltinType::OCLImage2dRW:
	2203	case clang::BuiltinType::OCLImage2dArrayRW:
	2204	case clang::BuiltinType::OCLImage2dDepthRW:
	2205	case clang::BuiltinType::OCLImage2dArrayDepthRW:
	2206	case clang::BuiltinType::OCLImage2dMSAARW:
	2207	case clang::BuiltinType::OCLImage2dArrayMSAARW:
	2208	case clang::BuiltinType::OCLImage2dMSAADepthRW:
	2209	case clang::BuiltinType::OCLImage2dArrayMSAADepthRW:
	2210	case clang::BuiltinType::OCLImage3dRW:
	2211	case clang::BuiltinType::OCLSampler:
	2212	case clang::BuiltinType::OCLEvent:
	2213	case clang::BuiltinType::OCLClkEvent:
	2214	case clang::BuiltinType::OCLQueue:
	2215	case clang::BuiltinType::OCLReserveID:
	2216	case clang::BuiltinType::ShortAccum:
	2217	case clang::BuiltinType::Accum:
	2218	case clang::BuiltinType::LongAccum:
	2219	case clang::BuiltinType::UShortAccum:
	2220	case clang::BuiltinType::UAccum:
	2221	case clang::BuiltinType::ULongAccum:
	2222	case clang::BuiltinType::ShortFract:
	2223	case clang::BuiltinType::Fract:
	2224	case clang::BuiltinType::LongFract:
	2225	case clang::BuiltinType::UShortFract:
	2226	case clang::BuiltinType::UFract:
	2227	case clang::BuiltinType::ULongFract:
	2228	case clang::BuiltinType::SatShortAccum:
	2229	case clang::BuiltinType::SatAccum:
	2230	case clang::BuiltinType::SatLongAccum:
	2231	case clang::BuiltinType::SatUShortAccum:
	2232	case clang::BuiltinType::SatUAccum:
	2233	case clang::BuiltinType::SatULongAccum:
	2234	case clang::BuiltinType::SatShortFract:
	2235	case clang::BuiltinType::SatFract:
	2236	case clang::BuiltinType::SatLongFract:
	2237	case clang::BuiltinType::SatUShortFract:
	2238	case clang::BuiltinType::SatUFract:
	2239	case clang::BuiltinType::SatULongFract:
	2240	case clang::BuiltinType::OCLIntelSubgroupAVCMcePayload:
	2241	case clang::BuiltinType::OCLIntelSubgroupAVCImePayload:
	2242	case clang::BuiltinType::OCLIntelSubgroupAVCRefPayload:
	2243	case clang::BuiltinType::OCLIntelSubgroupAVCSicPayload:
	2244	case clang::BuiltinType::OCLIntelSubgroupAVCMceResult:
	2245	case clang::BuiltinType::OCLIntelSubgroupAVCImeResult:
	2246	case clang::BuiltinType::OCLIntelSubgroupAVCRefResult:
	2247	case clang::BuiltinType::OCLIntelSubgroupAVCSicResult:
	2248	case clang::BuiltinType::OCLIntelSubgroupAVCImeResultSingleRefStreamout:
	2249	case clang::BuiltinType::OCLIntelSubgroupAVCImeResultDualRefStreamout:
	2250	case clang::BuiltinType::OCLIntelSubgroupAVCImeSingleRefStreamin:
	2251	case clang::BuiltinType::OCLIntelSubgroupAVCImeDualRefStreamin:
2550	2252	return res;
2551	2253	}
2552	2254	break;
2553	2255	}
2554		case Type::Pointer:
2555		return trans_create_node_bin_op(c, res, BinOpTypeCmpNotEq, trans_create_node(c, NodeTypeNullLiteral));
	2256	case clang::Type::Pointer:
	2257	return trans_create_node_bin_op(c, res, BinOpTypeCmpNotEq,
	2258	trans_create_node_unsigned(c, 0));
2556	2259
2557		case Type::Typedef:
	2260	case clang::Type::Typedef:
2558	2261	{
2559		const TypedefType typedef_ty = static_cast<const TypedefType>(ty);
2560		const TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
	2262	const clang::TypedefType typedef_ty = static_cast<const clang::TypedefType>(ty);
	2263	const clang::TypedefNameDecl *typedef_decl = typedef_ty->getDecl();
2561	2264	auto existing_entry = c->decl_table.maybe_get((void*)typedef_decl->getCanonicalDecl());
2562	2265	if (existing_entry) {
2563	2266	return existing_entry->value;
...	...	@@ -2566,79 +2269,79 @@ static AstNode trans_bool_expr(Context c, ResultUsed result_used, TransScope *
2566	2269	return res;
2567	2270	}
2568	2271
2569		case Type::Enum:
	2272	case clang::Type::Enum:
2570	2273	{
2571		const EnumType enum_ty = static_cast<const EnumType>(ty);
	2274	const clang::EnumType enum_ty = static_cast<const clang::EnumType>(ty);
2572	2275	AstNode *enum_type = resolve_enum_decl(c, enum_ty->getDecl());
2573	2276	return to_enum_zero_cmp(c, res, enum_type);
2574	2277	}
2575	2278
2576		case Type::Elaborated:
	2279	case clang::Type::Elaborated:
2577	2280	{
2578		const ElaboratedType elaborated_ty = static_cast<const ElaboratedType>(ty);
	2281	const clang::ElaboratedType elaborated_ty = static_cast<const clang::ElaboratedType>(ty);
2579	2282	switch (elaborated_ty->getKeyword()) {
2580		case ETK_Enum: {
2581		AstNode *enum_type = trans_qual_type(c, elaborated_ty->getNamedType(), expr->getBeginLoc());
	2283	case clang::ETK_Enum: {
	2284	AstNode *enum_type = trans_qual_type(c, elaborated_ty->getNamedType(), expr->getBeginloc());
2582	2285	return to_enum_zero_cmp(c, res, enum_type);
2583	2286	}
2584		case ETK_Struct:
2585		case ETK_Union:
2586		case ETK_Interface:
2587		case ETK_Class:
2588		case ETK_Typename:
2589		case ETK_None:
	2287	case clang::ETK_Struct:
	2288	case clang::ETK_Union:
	2289	case clang::ETK_Interface:
	2290	case clang::ETK_Class:
	2291	case clang::ETK_Typename:
	2292	case clang::ETK_None:
2590	2293	return res;
2591	2294	}
2592	2295	}
2593	2296
2594		case Type::FunctionProto:
2595		case Type::Record:
2596		case Type::ConstantArray:
2597		case Type::Paren:
2598		case Type::Decayed:
2599		case Type::Attributed:
2600		case Type::IncompleteArray:
2601		case Type::BlockPointer:
2602		case Type::LValueReference:
2603		case Type::RValueReference:
2604		case Type::MemberPointer:
2605		case Type::VariableArray:
2606		case Type::DependentSizedArray:
2607		case Type::DependentSizedExtVector:
2608		case Type::Vector:
2609		case Type::ExtVector:
2610		case Type::FunctionNoProto:
2611		case Type::UnresolvedUsing:
2612		case Type::Adjusted:
2613		case Type::TypeOfExpr:
2614		case Type::TypeOf:
2615		case Type::Decltype:
2616		case Type::UnaryTransform:
2617		case Type::TemplateTypeParm:
2618		case Type::SubstTemplateTypeParm:
2619		case Type::SubstTemplateTypeParmPack:
2620		case Type::TemplateSpecialization:
2621		case Type::Auto:
2622		case Type::InjectedClassName:
2623		case Type::DependentName:
2624		case Type::DependentTemplateSpecialization:
2625		case Type::PackExpansion:
2626		case Type::ObjCObject:
2627		case Type::ObjCInterface:
2628		case Type::Complex:
2629		case Type::ObjCObjectPointer:
2630		case Type::Atomic:
2631		case Type::Pipe:
2632		case Type::ObjCTypeParam:
2633		case Type::DeducedTemplateSpecialization:
2634		case Type::DependentAddressSpace:
2635		case Type::DependentVector:
	2297	case clang::Type::FunctionProto:
	2298	case clang::Type::Record:
	2299	case clang::Type::ConstantArray:
	2300	case clang::Type::Paren:
	2301	case clang::Type::Decayed:
	2302	case clang::Type::Attributed:
	2303	case clang::Type::IncompleteArray:
	2304	case clang::Type::BlockPointer:
	2305	case clang::Type::LValueReference:
	2306	case clang::Type::RValueReference:
	2307	case clang::Type::MemberPointer:
	2308	case clang::Type::VariableArray:
	2309	case clang::Type::DependentSizedArray:
	2310	case clang::Type::DependentSizedExtVector:
	2311	case clang::Type::Vector:
	2312	case clang::Type::ExtVector:
	2313	case clang::Type::FunctionNoProto:
	2314	case clang::Type::UnresolvedUsing:
	2315	case clang::Type::Adjusted:
	2316	case clang::Type::TypeOfExpr:
	2317	case clang::Type::TypeOf:
	2318	case clang::Type::Decltype:
	2319	case clang::Type::UnaryTransform:
	2320	case clang::Type::TemplateTypeParm:
	2321	case clang::Type::SubstTemplateTypeParm:
	2322	case clang::Type::SubstTemplateTypeParmPack:
	2323	case clang::Type::TemplateSpecialization:
	2324	case clang::Type::Auto:
	2325	case clang::Type::InjectedClassName:
	2326	case clang::Type::DependentName:
	2327	case clang::Type::DependentTemplateSpecialization:
	2328	case clang::Type::PackExpansion:
	2329	case clang::Type::ObjCObject:
	2330	case clang::Type::ObjCInterface:
	2331	case clang::Type::Complex:
	2332	case clang::Type::ObjCObjectPointer:
	2333	case clang::Type::Atomic:
	2334	case clang::Type::Pipe:
	2335	case clang::Type::ObjCTypeParam:
	2336	case clang::Type::DeducedTemplateSpecialization:
	2337	case clang::Type::DependentAddressSpace:
	2338	case clang::Type::DependentVector:
2636	2339	return res;
2637	2340	}
2638	2341	zig_unreachable();
2639	2342	}
2640	2343
2641		static AstNode trans_while_loop(Context c, TransScope scope, const WhileStmt stmt) {
	2344	static AstNode trans_while_loop(Context c, TransScope scope, const clang::WhileStmt stmt) {
2642	2345	TransScopeWhile *while_scope = trans_scope_while_create(c, scope);
2643	2346
2644	2347	while_scope->node->data.while_expr.condition = trans_bool_expr(c, ResultUsedYes, scope, stmt->getCond(), TransRValue);
...	...	@@ -2653,7 +2356,7 @@ static AstNode trans_while_loop(Context c, TransScope *scope, const WhileStmt
2653	2356	return while_scope->node;
2654	2357	}
2655	2358
2656		static AstNode trans_if_statement(Context c, TransScope scope, const IfStmt stmt) {
	2359	static AstNode trans_if_statement(Context c, TransScope scope, const clang::IfStmt stmt) {
2657	2360	// if (c) t
2658	2361	// if (c) t else e
2659	2362	AstNode *if_node = trans_create_node(c, NodeTypeIfBoolExpr);
...	...	@@ -2675,7 +2378,7 @@ static AstNode trans_if_statement(Context c, TransScope scope, const IfStmt
2675	2378	return if_node;
2676	2379	}
2677	2380
2678		static AstNode trans_call_expr(Context c, ResultUsed result_used, TransScope scope, const CallExpr stmt) {
	2381	static AstNode trans_call_expr(Context c, ResultUsed result_used, TransScope scope, const clang::CallExpr stmt) {
2679	2382	AstNode *node = trans_create_node(c, NodeTypeFnCallExpr);
2680	2383
2681	2384	AstNode *callee_raw_node = trans_expr(c, ResultUsedYes, scope, stmt->getCallee(), TransRValue);
...	...	@@ -2683,16 +2386,16 @@ static AstNode trans_call_expr(Context c, ResultUsed result_used, TransScope *
2683	2386	return nullptr;
2684	2387
2685	2388	bool is_ptr = false;
2686		const FunctionProtoType *fn_ty = qual_type_get_fn_proto(stmt->getCallee()->getType(), &is_ptr);
	2389	const clang::FunctionProtoType *fn_ty = qual_type_get_fn_proto(stmt->getCallee()->getType(), &is_ptr);
2687	2390	AstNode *callee_node = nullptr;
2688	2391	if (is_ptr && fn_ty) {
2689		if (stmt->getCallee()->getStmtClass() == Stmt::ImplicitCastExprClass) {
2690		const ImplicitCastExpr implicit_cast = static_cast<const ImplicitCastExpr >(stmt->getCallee());
2691		if (implicit_cast->getCastKind() == CK_FunctionToPointerDecay) {
2692		if (implicit_cast->getSubExpr()->getStmtClass() == Stmt::DeclRefExprClass) {
2693		const DeclRefExpr decl_ref = static_cast<const DeclRefExpr >(implicit_cast->getSubExpr());
2694		const Decl *decl = decl_ref->getFoundDecl();
2695		if (decl->getKind() == Decl::Function) {
	2392	if (stmt->getCallee()->getStmtClass() == clang::Stmt::ImplicitCastExprClass) {
	2393	const clang::ImplicitCastExpr implicit_cast = static_cast<const clang::ImplicitCastExpr >(stmt->getCallee());
	2394	if (implicit_cast->getCastKind() == clang::CK_FunctionToPointerDecay) {
	2395	if (implicit_cast->getSubExpr()->getStmtClass() == clang::Stmt::DeclRefExprClass) {
	2396	const clang::DeclRefExpr decl_ref = static_cast<const clang::DeclRefExpr >(implicit_cast->getSubExpr());
	2397	const clang::Decl *decl = decl_ref->getFoundDecl();
	2398	if (decl->getKind() == clang::Decl::Function) {
2696	2399	callee_node = callee_raw_node;
2697	2400	}
2698	2401	}
...	...	@@ -2708,7 +2411,7 @@ static AstNode trans_call_expr(Context c, ResultUsed result_used, TransScope *
2708	2411	node->data.fn_call_expr.fn_ref_expr = callee_node;
2709	2412
2710	2413	unsigned num_args = stmt->getNumArgs();
2711		const Expr * const* args = stmt->getArgs();
	2414	const clang::Expr * const* args = stmt->getArgs();
2712	2415	for (unsigned i = 0; i < num_args; i += 1) {
2713	2416	AstNode *arg_node = trans_expr(c, ResultUsedYes, scope, args[i], TransRValue);
2714	2417	if (arg_node == nullptr)
...	...	@@ -2724,7 +2427,7 @@ static AstNode trans_call_expr(Context c, ResultUsed result_used, TransScope *
2724	2427	return node;
2725	2428	}
2726	2429
2727		static AstNode trans_member_expr(Context c, TransScope scope, const MemberExpr stmt) {
	2430	static AstNode trans_member_expr(Context c, TransScope scope, const clang::MemberExpr stmt) {
2728	2431	AstNode *container_node = trans_expr(c, ResultUsedYes, scope, stmt->getBase(), TransRValue);
2729	2432	if (container_node == nullptr)
2730	2433	return nullptr;
...	...	@@ -2739,7 +2442,7 @@ static AstNode trans_member_expr(Context c, TransScope *scope, const MemberExp
2739	2442	return node;
2740	2443	}
2741	2444
2742		static AstNode trans_array_subscript_expr(Context c, TransScope scope, const ArraySubscriptExpr stmt) {
	2445	static AstNode trans_array_subscript_expr(Context c, TransScope scope, const clang::ArraySubscriptExpr stmt) {
2743	2446	AstNode *container_node = trans_expr(c, ResultUsedYes, scope, stmt->getBase(), TransRValue);
2744	2447	if (container_node == nullptr)
2745	2448	return nullptr;
...	...	@@ -2756,7 +2459,7 @@ static AstNode trans_array_subscript_expr(Context c, TransScope *scope, const
2756	2459	}
2757	2460
2758	2461	static AstNode trans_c_style_cast_expr(Context c, ResultUsed result_used, TransScope *scope,
2759		const CStyleCastExpr *stmt, TransLRValue lrvalue)
	2462	const clang::CStyleCastExpr *stmt, TransLRValue lrvalue)
2760	2463	{
2761	2464	AstNode *sub_expr_node = trans_expr(c, result_used, scope, stmt->getSubExpr(), lrvalue);
2762	2465	if (sub_expr_node == nullptr)
...	...	@@ -2766,7 +2469,7 @@ static AstNode trans_c_style_cast_expr(Context c, ResultUsed result_used, Tran
2766	2469	}
2767	2470
2768	2471	static AstNode trans_unary_expr_or_type_trait_expr(Context c, TransScope *scope,
2769		const UnaryExprOrTypeTraitExpr *stmt)
	2472	const clang::UnaryExprOrTypeTraitExpr *stmt)
2770	2473	{
2771	2474	AstNode *type_node = trans_qual_type(c, stmt->getTypeOfArgument(), stmt->getBeginLoc());
2772	2475	if (type_node == nullptr)
...	...	@@ -2777,14 +2480,14 @@ static AstNode trans_unary_expr_or_type_trait_expr(Context c, TransScope *scop
2777	2480	return node;
2778	2481	}
2779	2482
2780		static AstNode trans_do_loop(Context c, TransScope parent_scope, const DoStmt stmt) {
	2483	static AstNode trans_do_loop(Context c, TransScope parent_scope, const clang::DoStmt stmt) {
2781	2484	TransScopeWhile *while_scope = trans_scope_while_create(c, parent_scope);
2782	2485
2783	2486	while_scope->node->data.while_expr.condition = trans_create_node_bool(c, true);
2784	2487
2785	2488	AstNode *body_node;
2786	2489	TransScope *child_scope;
2787		if (stmt->getBody()->getStmtClass() == Stmt::CompoundStmtClass) {
	2490	if (stmt->getBody()->getStmtClass() == clang::Stmt::CompoundStmtClass) {
2788	2491	// there's already a block in C, so we'll append our condition to it.
2789	2492	// c: do {
2790	2493	// c: a;
...	...	@@ -2837,11 +2540,11 @@ static AstNode trans_do_loop(Context c, TransScope *parent_scope, const DoStmt
2837	2540	return while_scope->node;
2838	2541	}
2839	2542
2840		static AstNode trans_for_loop(Context c, TransScope parent_scope, const ForStmt stmt) {
	2543	static AstNode trans_for_loop(Context c, TransScope parent_scope, const clang::ForStmt stmt) {
2841	2544	AstNode *loop_block_node;
2842	2545	TransScopeWhile *while_scope;
2843	2546	TransScope *cond_scope;
2844		const Stmt *init_stmt = stmt->getInit();
	2547	const clang::Stmt *init_stmt = stmt->getInit();
2845	2548	if (init_stmt == nullptr) {
2846	2549	while_scope = trans_scope_while_create(c, parent_scope);
2847	2550	loop_block_node = while_scope->node;
...	...	@@ -2862,12 +2565,12 @@ static AstNode trans_for_loop(Context c, TransScope *parent_scope, const ForSt
2862	2565	child_scope->node->data.block.statements.append(while_scope->node);
2863	2566	}
2864	2567
2865		const Stmt *cond_stmt = stmt->getCond();
	2568	const clang::Stmt *cond_stmt = stmt->getCond();
2866	2569	if (cond_stmt == nullptr) {
2867	2570	while_scope->node->data.while_expr.condition = trans_create_node_bool(c, true);
2868	2571	} else {
2869		if (Expr::classof(cond_stmt)) {
2870		const Expr cond_expr = static_cast<const Expr>(cond_stmt);
	2572	if (clang::Expr::classof(cond_stmt)) {
	2573	const clang::Expr cond_expr = static_cast<const clang::Expr>(cond_stmt);
2871	2574	while_scope->node->data.while_expr.condition = trans_bool_expr(c, ResultUsedYes, cond_scope, cond_expr, TransRValue);
2872	2575
2873	2576	if (while_scope->node->data.while_expr.condition == nullptr)
...	...	@@ -2880,7 +2583,7 @@ static AstNode trans_for_loop(Context c, TransScope *parent_scope, const ForSt
2880	2583	}
2881	2584	}
2882	2585
2883		const Stmt *inc_stmt = stmt->getInc();
	2586	const clang::Stmt *inc_stmt = stmt->getInc();
2884	2587	if (inc_stmt != nullptr) {
2885	2588	AstNode *inc_node;
2886	2589	TransScope *inc_scope = trans_stmt(c, cond_scope, inc_stmt, &inc_node);
...	...	@@ -2903,12 +2606,12 @@ static AstNode trans_for_loop(Context c, TransScope *parent_scope, const ForSt
2903	2606	return loop_block_node;
2904	2607	}
2905	2608
2906		static AstNode trans_switch_stmt(Context c, TransScope parent_scope, const SwitchStmt stmt) {
	2609	static AstNode trans_switch_stmt(Context c, TransScope parent_scope, const clang::SwitchStmt stmt) {
2907	2610	TransScopeBlock *block_scope = trans_scope_block_create(c, parent_scope);
2908	2611
2909	2612	TransScopeSwitch *switch_scope;
2910	2613
2911		const DeclStmt *var_decl_stmt = stmt->getConditionVariableDeclStmt();
	2614	const clang::DeclStmt *var_decl_stmt = stmt->getConditionVariableDeclStmt();
2912	2615	if (var_decl_stmt == nullptr) {
2913	2616	switch_scope = trans_scope_switch_create(c, &block_scope->base);
2914	2617	} else {
...	...	@@ -2927,7 +2630,7 @@ static AstNode trans_switch_stmt(Context c, TransScope *parent_scope, const Sw
2927	2630	switch_scope->end_label_name = end_label_name;
2928	2631	block_scope->node->data.block.name = end_label_name;
2929	2632
2930		const Expr *cond_expr = stmt->getCond();
	2633	const clang::Expr *cond_expr = stmt->getCond();
2931	2634	assert(cond_expr != nullptr);
2932	2635
2933	2636	AstNode *expr_node = trans_expr(c, ResultUsedYes, &block_scope->base, cond_expr, TransRValue);
...	...	@@ -2936,9 +2639,9 @@ static AstNode trans_switch_stmt(Context c, TransScope *parent_scope, const Sw
2936	2639	switch_scope->switch_node->data.switch_expr.expr = expr_node;
2937	2640
2938	2641	AstNode *body_node;
2939		const Stmt *body_stmt = stmt->getBody();
2940		if (body_stmt->getStmtClass() == Stmt::CompoundStmtClass) {
2941		if (trans_compound_stmt_inline(c, &switch_scope->base, (const CompoundStmt *)body_stmt,
	2642	const clang::Stmt *body_stmt = stmt->getBody();
	2643	if (body_stmt->getStmtClass() == clang::Stmt::CompoundStmtClass) {
	2644	if (trans_compound_stmt_inline(c, &switch_scope->base, (const clang::CompoundStmt *)body_stmt,
2942	2645	block_scope->node, nullptr))
2943	2646	{
2944	2647	return nullptr;
...	...	@@ -2970,7 +2673,7 @@ static TransScopeSwitch trans_scope_switch_find(TransScope scope) {
2970	2673	return nullptr;
2971	2674	}
2972	2675
2973		static int trans_switch_case(Context c, TransScope parent_scope, const CaseStmt stmt, AstNode *out_node,
	2676	static int trans_switch_case(Context c, TransScope parent_scope, const clang::CaseStmt stmt, AstNode *out_node,
2974	2677	TransScope **out_scope) {
2975	2678	*out_node = nullptr;
2976	2679
...	...	@@ -3015,7 +2718,7 @@ static int trans_switch_case(Context c, TransScope parent_scope, const CaseStm
3015	2718	return ErrorNone;
3016	2719	}
3017	2720
3018		static int trans_switch_default(Context c, TransScope parent_scope, const DefaultStmt stmt, AstNode *out_node,
	2721	static int trans_switch_default(Context c, TransScope parent_scope, const clang::DefaultStmt stmt, AstNode *out_node,
3019	2722	TransScope **out_scope)
3020	2723	{
3021	2724	*out_node = nullptr;
...	...	@@ -3052,25 +2755,27 @@ static int trans_switch_default(Context c, TransScope parent_scope, const Defa
3052	2755	return ErrorNone;
3053	2756	}
3054	2757
3055		static AstNode trans_string_literal(Context c, TransScope scope, const StringLiteral stmt) {
	2758	static AstNode trans_string_literal(Context c, TransScope scope, const clang::StringLiteral stmt) {
3056	2759	switch (stmt->getKind()) {
3057		case StringLiteral::Ascii:
3058		case StringLiteral::UTF8:
	2760	case clang::StringLiteral::Ascii:
	2761	case clang::StringLiteral::UTF8:
3059	2762	return trans_create_node_str_lit_c(c, string_ref_to_buf(stmt->getString()));
3060		case StringLiteral::UTF16:
	2763	case clang::StringLiteral::UTF16:
3061	2764	emit_warning(c, stmt->getBeginLoc(), "TODO support UTF16 string literals");
3062	2765	return nullptr;
3063		case StringLiteral::UTF32:
	2766	case clang::StringLiteral::UTF32:
3064	2767	emit_warning(c, stmt->getBeginLoc(), "TODO support UTF32 string literals");
	2768	case clang::StringLiteral::UTF32:
	2769	emit_warning(c, stmt->getLocStart(), "TODO support UTF32 string literals");
3065	2770	return nullptr;
3066		case StringLiteral::Wide:
	2771	case clang::StringLiteral::Wide:
3067	2772	emit_warning(c, stmt->getBeginLoc(), "TODO support wide string literals");
3068	2773	return nullptr;
3069	2774	}
3070	2775	zig_unreachable();
3071	2776	}
3072	2777
3073		static AstNode trans_break_stmt(Context c, TransScope scope, const BreakStmt stmt) {
	2778	static AstNode trans_break_stmt(Context c, TransScope scope, const clang::BreakStmt stmt) {
3074	2779	TransScope *cur_scope = scope;
3075	2780	while (cur_scope != nullptr) {
3076	2781	if (cur_scope->id == TransScopeIdWhile) {
...	...	@@ -3084,7 +2789,7 @@ static AstNode trans_break_stmt(Context c, TransScope *scope, const BreakStmt
3084	2789	zig_unreachable();
3085	2790	}
3086	2791
3087		static AstNode trans_continue_stmt(Context c, TransScope scope, const ContinueStmt stmt) {
	2792	static AstNode trans_continue_stmt(Context c, TransScope scope, const clang::ContinueStmt stmt) {
3088	2793	return trans_create_node(c, NodeTypeContinue);
3089	2794	}
3090	2795
...	...	@@ -3097,47 +2802,47 @@ static int wrap_stmt(AstNode out_node, TransScope out_scope, TransScope *in_
3097	2802	return ErrorNone;
3098	2803	}
3099	2804
3100		static int trans_stmt_extra(Context c, TransScope scope, const Stmt *stmt,
	2805	static int trans_stmt_extra(Context c, TransScope scope, const clang::Stmt *stmt,
3101	2806	ResultUsed result_used, TransLRValue lrvalue,
3102	2807	AstNode out_node, TransScope out_child_scope,
3103	2808	TransScope **out_node_scope)
3104	2809	{
3105		Stmt::StmtClass sc = stmt->getStmtClass();
	2810	clang::Stmt::StmtClass sc = stmt->getStmtClass();
3106	2811	switch (sc) {
3107		case Stmt::ReturnStmtClass:
	2812	case clang::Stmt::ReturnStmtClass:
3108	2813	return wrap_stmt(out_node, out_child_scope, scope,
3109		trans_return_stmt(c, scope, (const ReturnStmt *)stmt));
3110		case Stmt::CompoundStmtClass:
	2814	trans_return_stmt(c, scope, (const clang::ReturnStmt *)stmt));
	2815	case clang::Stmt::CompoundStmtClass:
3111	2816	return wrap_stmt(out_node, out_child_scope, scope,
3112		trans_compound_stmt(c, scope, (const CompoundStmt *)stmt, out_node_scope));
3113		case Stmt::IntegerLiteralClass:
	2817	trans_compound_stmt(c, scope, (const clang::CompoundStmt *)stmt, out_node_scope));
	2818	case clang::Stmt::IntegerLiteralClass:
3114	2819	return wrap_stmt(out_node, out_child_scope, scope,
3115		trans_integer_literal(c, (const IntegerLiteral *)stmt));
3116		case Stmt::ConditionalOperatorClass:
	2820	trans_integer_literal(c, (const clang::IntegerLiteral *)stmt));
	2821	case clang::Stmt::ConditionalOperatorClass:
3117	2822	return wrap_stmt(out_node, out_child_scope, scope,
3118		trans_conditional_operator(c, result_used, scope, (const ConditionalOperator *)stmt));
3119		case Stmt::BinaryOperatorClass:
	2823	trans_conditional_operator(c, result_used, scope, (const clang::ConditionalOperator *)stmt));
	2824	case clang::Stmt::BinaryOperatorClass:
3120	2825	return wrap_stmt(out_node, out_child_scope, scope,
3121		trans_binary_operator(c, result_used, scope, (const BinaryOperator *)stmt));
3122		case Stmt::CompoundAssignOperatorClass:
	2826	trans_binary_operator(c, result_used, scope, (const clang::BinaryOperator *)stmt));
	2827	case clang::Stmt::CompoundAssignOperatorClass:
3123	2828	return wrap_stmt(out_node, out_child_scope, scope,
3124		trans_compound_assign_operator(c, result_used, scope, (const CompoundAssignOperator *)stmt));
3125		case Stmt::ImplicitCastExprClass:
	2829	trans_compound_assign_operator(c, result_used, scope, (const clang::CompoundAssignOperator *)stmt));
	2830	case clang::Stmt::ImplicitCastExprClass:
3126	2831	return wrap_stmt(out_node, out_child_scope, scope,
3127		trans_implicit_cast_expr(c, scope, (const ImplicitCastExpr *)stmt));
3128		case Stmt::DeclRefExprClass:
	2832	trans_implicit_cast_expr(c, scope, (const clang::ImplicitCastExpr *)stmt));
	2833	case clang::Stmt::DeclRefExprClass:
3129	2834	return wrap_stmt(out_node, out_child_scope, scope,
3130		trans_decl_ref_expr(c, scope, (const DeclRefExpr *)stmt, lrvalue));
3131		case Stmt::UnaryOperatorClass:
	2835	trans_decl_ref_expr(c, scope, (const clang::DeclRefExpr *)stmt, lrvalue));
	2836	case clang::Stmt::UnaryOperatorClass:
3132	2837	return wrap_stmt(out_node, out_child_scope, scope,
3133		trans_unary_operator(c, result_used, scope, (const UnaryOperator *)stmt));
3134		case Stmt::DeclStmtClass:
3135		return trans_local_declaration(c, scope, (const DeclStmt *)stmt, out_node, out_child_scope);
3136		case Stmt::DoStmtClass:
3137		case Stmt::WhileStmtClass: {
3138		AstNode *while_node = sc == Stmt::DoStmtClass
3139		? trans_do_loop(c, scope, (const DoStmt *)stmt)
3140		: trans_while_loop(c, scope, (const WhileStmt *)stmt);
	2838	trans_unary_operator(c, result_used, scope, (const clang::UnaryOperator *)stmt));
	2839	case clang::Stmt::DeclStmtClass:
	2840	return trans_local_declaration(c, scope, (const clang::DeclStmt *)stmt, out_node, out_child_scope);
	2841	case clang::Stmt::DoStmtClass:
	2842	case clang::Stmt::WhileStmtClass: {
	2843	AstNode *while_node = sc == clang::Stmt::DoStmtClass
	2844	? trans_do_loop(c, scope, (const clang::DoStmt *)stmt)
	2845	: trans_while_loop(c, scope, (const clang::WhileStmt *)stmt);
3141	2846
3142	2847	if (while_node == nullptr)
3143	2848	return ErrorUnexpected;
...	...	@@ -3148,567 +2853,63 @@ static int trans_stmt_extra(Context c, TransScope scope, const Stmt *stmt,
3148	2853
3149	2854	return wrap_stmt(out_node, out_child_scope, scope, while_node);
3150	2855	}
3151		case Stmt::IfStmtClass:
	2856	case clang::Stmt::IfStmtClass:
3152	2857	return wrap_stmt(out_node, out_child_scope, scope,
3153		trans_if_statement(c, scope, (const IfStmt *)stmt));
3154		case Stmt::CallExprClass:
	2858	trans_if_statement(c, scope, (const clang::IfStmt *)stmt));
	2859	case clang::Stmt::CallExprClass:
3155	2860	return wrap_stmt(out_node, out_child_scope, scope,
3156		trans_call_expr(c, result_used, scope, (const CallExpr *)stmt));
3157		case Stmt::NullStmtClass:
	2861	trans_call_expr(c, result_used, scope, (const clang::CallExpr *)stmt));
	2862	case clang::Stmt::NullStmtClass:
3158	2863	*out_node = nullptr;
3159	2864	*out_child_scope = scope;
3160	2865	return ErrorNone;
3161		case Stmt::MemberExprClass:
	2866	case clang::Stmt::MemberExprClass:
3162	2867	return wrap_stmt(out_node, out_child_scope, scope,
3163		trans_member_expr(c, scope, (const MemberExpr *)stmt));
3164		case Stmt::ArraySubscriptExprClass:
	2868	trans_member_expr(c, scope, (const clang::MemberExpr *)stmt));
	2869	case clang::Stmt::ArraySubscriptExprClass:
3165	2870	return wrap_stmt(out_node, out_child_scope, scope,
3166		trans_array_subscript_expr(c, scope, (const ArraySubscriptExpr *)stmt));
3167		case Stmt::CStyleCastExprClass:
	2871	trans_array_subscript_expr(c, scope, (const clang::ArraySubscriptExpr *)stmt));
	2872	case clang::Stmt::CStyleCastExprClass:
3168	2873	return wrap_stmt(out_node, out_child_scope, scope,
3169		trans_c_style_cast_expr(c, result_used, scope, (const CStyleCastExpr *)stmt, lrvalue));
3170		case Stmt::UnaryExprOrTypeTraitExprClass:
	2874	trans_c_style_cast_expr(c, result_used, scope, (const clang::CStyleCastExpr *)stmt, lrvalue));
	2875	case clang::Stmt::UnaryExprOrTypeTraitExprClass:
3171	2876	return wrap_stmt(out_node, out_child_scope, scope,
3172		trans_unary_expr_or_type_trait_expr(c, scope, (const UnaryExprOrTypeTraitExpr *)stmt));
3173		case Stmt::ForStmtClass: {
3174		AstNode node = trans_for_loop(c, scope, (const ForStmt )stmt);
	2877	trans_unary_expr_or_type_trait_expr(c, scope, (const clang::UnaryExprOrTypeTraitExpr *)stmt));
	2878	case clang::Stmt::ForStmtClass: {
	2879	AstNode node = trans_for_loop(c, scope, (const clang::ForStmt )stmt);
3175	2880	return wrap_stmt(out_node, out_child_scope, scope, node);
3176	2881	}
3177		case Stmt::StringLiteralClass:
	2882	case clang::Stmt::StringLiteralClass:
3178	2883	return wrap_stmt(out_node, out_child_scope, scope,
3179		trans_string_literal(c, scope, (const StringLiteral *)stmt));
3180		case Stmt::BreakStmtClass:
	2884	trans_string_literal(c, scope, (const clang::StringLiteral *)stmt));
	2885	case clang::Stmt::BreakStmtClass:
3181	2886	return wrap_stmt(out_node, out_child_scope, scope,
3182		trans_break_stmt(c, scope, (const BreakStmt *)stmt));
3183		case Stmt::ContinueStmtClass:
	2887	trans_break_stmt(c, scope, (const clang::BreakStmt *)stmt));
	2888	case clang::Stmt::ContinueStmtClass:
3184	2889	return wrap_stmt(out_node, out_child_scope, scope,
3185		trans_continue_stmt(c, scope, (const ContinueStmt *)stmt));
3186		case Stmt::ParenExprClass:
	2890	trans_continue_stmt(c, scope, (const clang::ContinueStmt *)stmt));
	2891	case clang::Stmt::ParenExprClass:
3187	2892	return wrap_stmt(out_node, out_child_scope, scope,
3188		trans_expr(c, result_used, scope, ((const ParenExpr*)stmt)->getSubExpr(), lrvalue));
3189		case Stmt::SwitchStmtClass:
	2893	trans_expr(c, result_used, scope, ((const clang::ParenExpr*)stmt)->getSubExpr(), lrvalue));
	2894	case clang::Stmt::SwitchStmtClass:
3190	2895	return wrap_stmt(out_node, out_child_scope, scope,
3191		trans_switch_stmt(c, scope, (const SwitchStmt *)stmt));
3192		case Stmt::CaseStmtClass:
3193		return trans_switch_case(c, scope, (const CaseStmt *)stmt, out_node, out_child_scope);
3194		case Stmt::DefaultStmtClass:
3195		return trans_switch_default(c, scope, (const DefaultStmt *)stmt, out_node, out_child_scope);
3196		case Stmt::ConstantExprClass:
	2896	trans_switch_stmt(c, scope, (const clang::SwitchStmt *)stmt));
	2897	case clang::Stmt::CaseStmtClass:
	2898	return trans_switch_case(c, scope, (const clang::CaseStmt *)stmt, out_node, out_child_scope);
	2899	case clang::Stmt::DefaultStmtClass:
	2900	return trans_switch_default(c, scope, (const clang::DefaultStmt *)stmt, out_node, out_child_scope);
	2901	case clang::Stmt::ConstantExprClass:
3197	2902	return wrap_stmt(out_node, out_child_scope, scope,
3198		trans_constant_expr(c, (const ConstantExpr *)stmt));
3199		case Stmt::NoStmtClass:
	2903	trans_constant_expr(c, (const clang::ConstantExpr *)stmt));
	2904	case clang::Stmt::NoStmtClass:
3200	2905	emit_warning(c, stmt->getBeginLoc(), "TODO handle C NoStmtClass");
3201	2906	return ErrorUnexpected;
3202		case Stmt::GCCAsmStmtClass:
3203		emit_warning(c, stmt->getBeginLoc(), "TODO handle C GCCAsmStmtClass");
3204		return ErrorUnexpected;
3205		case Stmt::MSAsmStmtClass:
3206		emit_warning(c, stmt->getBeginLoc(), "TODO handle C MSAsmStmtClass");
3207		return ErrorUnexpected;
3208		case Stmt::AttributedStmtClass:
3209		emit_warning(c, stmt->getBeginLoc(), "TODO handle C AttributedStmtClass");
3210		return ErrorUnexpected;
3211		case Stmt::CXXCatchStmtClass:
3212		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXCatchStmtClass");
3213		return ErrorUnexpected;
3214		case Stmt::CXXForRangeStmtClass:
3215		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXForRangeStmtClass");
3216		return ErrorUnexpected;
3217		case Stmt::CXXTryStmtClass:
3218		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXTryStmtClass");
3219		return ErrorUnexpected;
3220		case Stmt::CapturedStmtClass:
3221		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CapturedStmtClass");
3222		return ErrorUnexpected;
3223		case Stmt::CoreturnStmtClass:
3224		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CoreturnStmtClass");
3225		return ErrorUnexpected;
3226		case Stmt::CoroutineBodyStmtClass:
3227		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CoroutineBodyStmtClass");
3228		return ErrorUnexpected;
3229		case Stmt::BinaryConditionalOperatorClass:
3230		emit_warning(c, stmt->getBeginLoc(), "TODO handle C BinaryConditionalOperatorClass");
3231		return ErrorUnexpected;
3232		case Stmt::AddrLabelExprClass:
3233		emit_warning(c, stmt->getBeginLoc(), "TODO handle C AddrLabelExprClass");
3234		return ErrorUnexpected;
3235		case Stmt::ArrayInitIndexExprClass:
3236		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ArrayInitIndexExprClass");
3237		return ErrorUnexpected;
3238		case Stmt::ArrayInitLoopExprClass:
3239		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ArrayInitLoopExprClass");
3240		return ErrorUnexpected;
3241		case Stmt::ArrayTypeTraitExprClass:
3242		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ArrayTypeTraitExprClass");
3243		return ErrorUnexpected;
3244		case Stmt::AsTypeExprClass:
3245		emit_warning(c, stmt->getBeginLoc(), "TODO handle C AsTypeExprClass");
3246		return ErrorUnexpected;
3247		case Stmt::AtomicExprClass:
3248		emit_warning(c, stmt->getBeginLoc(), "TODO handle C AtomicExprClass");
3249		return ErrorUnexpected;
3250		case Stmt::BlockExprClass:
3251		emit_warning(c, stmt->getBeginLoc(), "TODO handle C BlockExprClass");
3252		return ErrorUnexpected;
3253		case Stmt::CXXBindTemporaryExprClass:
3254		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXBindTemporaryExprClass");
3255		return ErrorUnexpected;
3256		case Stmt::CXXBoolLiteralExprClass:
3257		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXBoolLiteralExprClass");
3258		return ErrorUnexpected;
3259		case Stmt::CXXConstructExprClass:
3260		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXConstructExprClass");
3261		return ErrorUnexpected;
3262		case Stmt::CXXTemporaryObjectExprClass:
3263		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXTemporaryObjectExprClass");
3264		return ErrorUnexpected;
3265		case Stmt::CXXDefaultArgExprClass:
3266		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXDefaultArgExprClass");
3267		return ErrorUnexpected;
3268		case Stmt::CXXDefaultInitExprClass:
3269		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXDefaultInitExprClass");
3270		return ErrorUnexpected;
3271		case Stmt::CXXDeleteExprClass:
3272		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXDeleteExprClass");
3273		return ErrorUnexpected;
3274		case Stmt::CXXDependentScopeMemberExprClass:
3275		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXDependentScopeMemberExprClass");
3276		return ErrorUnexpected;
3277		case Stmt::CXXFoldExprClass:
3278		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXFoldExprClass");
3279		return ErrorUnexpected;
3280		case Stmt::CXXInheritedCtorInitExprClass:
3281		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXInheritedCtorInitExprClass");
3282		return ErrorUnexpected;
3283		case Stmt::CXXNewExprClass:
3284		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXNewExprClass");
3285		return ErrorUnexpected;
3286		case Stmt::CXXNoexceptExprClass:
3287		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXNoexceptExprClass");
3288		return ErrorUnexpected;
3289		case Stmt::CXXNullPtrLiteralExprClass:
3290		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXNullPtrLiteralExprClass");
3291		return ErrorUnexpected;
3292		case Stmt::CXXPseudoDestructorExprClass:
3293		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXPseudoDestructorExprClass");
3294		return ErrorUnexpected;
3295		case Stmt::CXXScalarValueInitExprClass:
3296		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXScalarValueInitExprClass");
3297		return ErrorUnexpected;
3298		case Stmt::CXXStdInitializerListExprClass:
3299		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXStdInitializerListExprClass");
3300		return ErrorUnexpected;
3301		case Stmt::CXXThisExprClass:
3302		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXThisExprClass");
3303		return ErrorUnexpected;
3304		case Stmt::CXXThrowExprClass:
3305		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXThrowExprClass");
3306		return ErrorUnexpected;
3307		case Stmt::CXXTypeidExprClass:
3308		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXTypeidExprClass");
3309		return ErrorUnexpected;
3310		case Stmt::CXXUnresolvedConstructExprClass:
3311		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXUnresolvedConstructExprClass");
3312		return ErrorUnexpected;
3313		case Stmt::CXXUuidofExprClass:
3314		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXUuidofExprClass");
3315		return ErrorUnexpected;
3316		case Stmt::CUDAKernelCallExprClass:
3317		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CUDAKernelCallExprClass");
3318		return ErrorUnexpected;
3319		case Stmt::CXXMemberCallExprClass:
3320		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXMemberCallExprClass");
3321		return ErrorUnexpected;
3322		case Stmt::CXXOperatorCallExprClass:
3323		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXOperatorCallExprClass");
3324		return ErrorUnexpected;
3325		case Stmt::UserDefinedLiteralClass:
3326		emit_warning(c, stmt->getBeginLoc(), "TODO handle C UserDefinedLiteralClass");
3327		return ErrorUnexpected;
3328		case Stmt::CXXFunctionalCastExprClass:
3329		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXFunctionalCastExprClass");
3330		return ErrorUnexpected;
3331		case Stmt::CXXConstCastExprClass:
3332		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXConstCastExprClass");
3333		return ErrorUnexpected;
3334		case Stmt::CXXDynamicCastExprClass:
3335		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXDynamicCastExprClass");
3336		return ErrorUnexpected;
3337		case Stmt::CXXReinterpretCastExprClass:
3338		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXReinterpretCastExprClass");
3339		return ErrorUnexpected;
3340		case Stmt::CXXStaticCastExprClass:
3341		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CXXStaticCastExprClass");
3342		return ErrorUnexpected;
3343		case Stmt::ObjCBridgedCastExprClass:
3344		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCBridgedCastExprClass");
3345		return ErrorUnexpected;
3346		case Stmt::CharacterLiteralClass:
3347		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CharacterLiteralClass");
3348		return ErrorUnexpected;
3349		case Stmt::ChooseExprClass:
3350		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ChooseExprClass");
3351		return ErrorUnexpected;
3352		case Stmt::CompoundLiteralExprClass:
3353		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CompoundLiteralExprClass");
3354		return ErrorUnexpected;
3355		case Stmt::ConvertVectorExprClass:
3356		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ConvertVectorExprClass");
3357		return ErrorUnexpected;
3358		case Stmt::CoawaitExprClass:
3359		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CoawaitExprClass");
3360		return ErrorUnexpected;
3361		case Stmt::CoyieldExprClass:
3362		emit_warning(c, stmt->getBeginLoc(), "TODO handle C CoyieldExprClass");
3363		return ErrorUnexpected;
3364		case Stmt::DependentCoawaitExprClass:
3365		emit_warning(c, stmt->getBeginLoc(), "TODO handle C DependentCoawaitExprClass");
3366		return ErrorUnexpected;
3367		case Stmt::DependentScopeDeclRefExprClass:
3368		emit_warning(c, stmt->getBeginLoc(), "TODO handle C DependentScopeDeclRefExprClass");
3369		return ErrorUnexpected;
3370		case Stmt::DesignatedInitExprClass:
3371		emit_warning(c, stmt->getBeginLoc(), "TODO handle C DesignatedInitExprClass");
3372		return ErrorUnexpected;
3373		case Stmt::DesignatedInitUpdateExprClass:
3374		emit_warning(c, stmt->getBeginLoc(), "TODO handle C DesignatedInitUpdateExprClass");
3375		return ErrorUnexpected;
3376		case Stmt::ExprWithCleanupsClass:
3377		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ExprWithCleanupsClass");
3378		return ErrorUnexpected;
3379		case Stmt::ExpressionTraitExprClass:
3380		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ExpressionTraitExprClass");
3381		return ErrorUnexpected;
3382		case Stmt::ExtVectorElementExprClass:
3383		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ExtVectorElementExprClass");
3384		return ErrorUnexpected;
3385		case Stmt::FloatingLiteralClass:
3386		emit_warning(c, stmt->getBeginLoc(), "TODO handle C FloatingLiteralClass");
3387		return ErrorUnexpected;
3388		case Stmt::FunctionParmPackExprClass:
3389		emit_warning(c, stmt->getBeginLoc(), "TODO handle C FunctionParmPackExprClass");
3390		return ErrorUnexpected;
3391		case Stmt::GNUNullExprClass:
3392		emit_warning(c, stmt->getBeginLoc(), "TODO handle C GNUNullExprClass");
3393		return ErrorUnexpected;
3394		case Stmt::GenericSelectionExprClass:
3395		emit_warning(c, stmt->getBeginLoc(), "TODO handle C GenericSelectionExprClass");
3396		return ErrorUnexpected;
3397		case Stmt::ImaginaryLiteralClass:
3398		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ImaginaryLiteralClass");
3399		return ErrorUnexpected;
3400		case Stmt::ImplicitValueInitExprClass:
3401		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ImplicitValueInitExprClass");
3402		return ErrorUnexpected;
3403		case Stmt::InitListExprClass:
3404		emit_warning(c, stmt->getBeginLoc(), "TODO handle C InitListExprClass");
3405		return ErrorUnexpected;
3406		case Stmt::LambdaExprClass:
3407		emit_warning(c, stmt->getBeginLoc(), "TODO handle C LambdaExprClass");
3408		return ErrorUnexpected;
3409		case Stmt::MSPropertyRefExprClass:
3410		emit_warning(c, stmt->getBeginLoc(), "TODO handle C MSPropertyRefExprClass");
3411		return ErrorUnexpected;
3412		case Stmt::MSPropertySubscriptExprClass:
3413		emit_warning(c, stmt->getBeginLoc(), "TODO handle C MSPropertySubscriptExprClass");
3414		return ErrorUnexpected;
3415		case Stmt::MaterializeTemporaryExprClass:
3416		emit_warning(c, stmt->getBeginLoc(), "TODO handle C MaterializeTemporaryExprClass");
3417		return ErrorUnexpected;
3418		case Stmt::NoInitExprClass:
3419		emit_warning(c, stmt->getBeginLoc(), "TODO handle C NoInitExprClass");
3420		return ErrorUnexpected;
3421		case Stmt::OMPArraySectionExprClass:
3422		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPArraySectionExprClass");
3423		return ErrorUnexpected;
3424		case Stmt::ObjCArrayLiteralClass:
3425		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCArrayLiteralClass");
3426		return ErrorUnexpected;
3427		case Stmt::ObjCAvailabilityCheckExprClass:
3428		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAvailabilityCheckExprClass");
3429		return ErrorUnexpected;
3430		case Stmt::ObjCBoolLiteralExprClass:
3431		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCBoolLiteralExprClass");
3432		return ErrorUnexpected;
3433		case Stmt::ObjCBoxedExprClass:
3434		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCBoxedExprClass");
3435		return ErrorUnexpected;
3436		case Stmt::ObjCDictionaryLiteralClass:
3437		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCDictionaryLiteralClass");
3438		return ErrorUnexpected;
3439		case Stmt::ObjCEncodeExprClass:
3440		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCEncodeExprClass");
3441		return ErrorUnexpected;
3442		case Stmt::ObjCIndirectCopyRestoreExprClass:
3443		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCIndirectCopyRestoreExprClass");
3444		return ErrorUnexpected;
3445		case Stmt::ObjCIsaExprClass:
3446		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCIsaExprClass");
3447		return ErrorUnexpected;
3448		case Stmt::ObjCIvarRefExprClass:
3449		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCIvarRefExprClass");
3450		return ErrorUnexpected;
3451		case Stmt::ObjCMessageExprClass:
3452		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCMessageExprClass");
3453		return ErrorUnexpected;
3454		case Stmt::ObjCPropertyRefExprClass:
3455		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCPropertyRefExprClass");
3456		return ErrorUnexpected;
3457		case Stmt::ObjCProtocolExprClass:
3458		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCProtocolExprClass");
3459		return ErrorUnexpected;
3460		case Stmt::ObjCSelectorExprClass:
3461		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCSelectorExprClass");
3462		return ErrorUnexpected;
3463		case Stmt::ObjCStringLiteralClass:
3464		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCStringLiteralClass");
3465		return ErrorUnexpected;
3466		case Stmt::ObjCSubscriptRefExprClass:
3467		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCSubscriptRefExprClass");
3468		return ErrorUnexpected;
3469		case Stmt::OffsetOfExprClass:
3470		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OffsetOfExprClass");
3471		return ErrorUnexpected;
3472		case Stmt::OpaqueValueExprClass:
3473		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OpaqueValueExprClass");
3474		return ErrorUnexpected;
3475		case Stmt::UnresolvedLookupExprClass:
3476		emit_warning(c, stmt->getBeginLoc(), "TODO handle C UnresolvedLookupExprClass");
3477		return ErrorUnexpected;
3478		case Stmt::UnresolvedMemberExprClass:
3479		emit_warning(c, stmt->getBeginLoc(), "TODO handle C UnresolvedMemberExprClass");
3480		return ErrorUnexpected;
3481		case Stmt::PackExpansionExprClass:
3482		emit_warning(c, stmt->getBeginLoc(), "TODO handle C PackExpansionExprClass");
3483		return ErrorUnexpected;
3484		case Stmt::ParenListExprClass:
3485		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ParenListExprClass");
3486		return ErrorUnexpected;
3487		case Stmt::PredefinedExprClass:
3488		emit_warning(c, stmt->getBeginLoc(), "TODO handle C PredefinedExprClass");
3489		return ErrorUnexpected;
3490		case Stmt::PseudoObjectExprClass:
3491		emit_warning(c, stmt->getBeginLoc(), "TODO handle C PseudoObjectExprClass");
3492		return ErrorUnexpected;
3493		case Stmt::ShuffleVectorExprClass:
3494		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ShuffleVectorExprClass");
3495		return ErrorUnexpected;
3496		case Stmt::SizeOfPackExprClass:
3497		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SizeOfPackExprClass");
3498		return ErrorUnexpected;
3499		case Stmt::StmtExprClass:
3500		emit_warning(c, stmt->getBeginLoc(), "TODO handle C StmtExprClass");
3501		return ErrorUnexpected;
3502		case Stmt::SubstNonTypeTemplateParmExprClass:
3503		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SubstNonTypeTemplateParmExprClass");
3504		return ErrorUnexpected;
3505		case Stmt::SubstNonTypeTemplateParmPackExprClass:
3506		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SubstNonTypeTemplateParmPackExprClass");
3507		return ErrorUnexpected;
3508		case Stmt::TypeTraitExprClass:
3509		emit_warning(c, stmt->getBeginLoc(), "TODO handle C TypeTraitExprClass");
3510		return ErrorUnexpected;
3511		case Stmt::TypoExprClass:
3512		emit_warning(c, stmt->getBeginLoc(), "TODO handle C TypoExprClass");
3513		return ErrorUnexpected;
3514		case Stmt::VAArgExprClass:
3515		emit_warning(c, stmt->getBeginLoc(), "TODO handle C VAArgExprClass");
3516		return ErrorUnexpected;
3517		case Stmt::GotoStmtClass:
3518		emit_warning(c, stmt->getBeginLoc(), "TODO handle C GotoStmtClass");
3519		return ErrorUnexpected;
3520		case Stmt::IndirectGotoStmtClass:
3521		emit_warning(c, stmt->getBeginLoc(), "TODO handle C IndirectGotoStmtClass");
3522		return ErrorUnexpected;
3523		case Stmt::LabelStmtClass:
3524		emit_warning(c, stmt->getBeginLoc(), "TODO handle C LabelStmtClass");
3525		return ErrorUnexpected;
3526		case Stmt::MSDependentExistsStmtClass:
3527		emit_warning(c, stmt->getBeginLoc(), "TODO handle C MSDependentExistsStmtClass");
3528		return ErrorUnexpected;
3529		case Stmt::OMPAtomicDirectiveClass:
3530		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPAtomicDirectiveClass");
3531		return ErrorUnexpected;
3532		case Stmt::OMPBarrierDirectiveClass:
3533		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPBarrierDirectiveClass");
3534		return ErrorUnexpected;
3535		case Stmt::OMPCancelDirectiveClass:
3536		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPCancelDirectiveClass");
3537		return ErrorUnexpected;
3538		case Stmt::OMPCancellationPointDirectiveClass:
3539		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPCancellationPointDirectiveClass");
3540		return ErrorUnexpected;
3541		case Stmt::OMPCriticalDirectiveClass:
3542		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPCriticalDirectiveClass");
3543		return ErrorUnexpected;
3544		case Stmt::OMPFlushDirectiveClass:
3545		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPFlushDirectiveClass");
3546		return ErrorUnexpected;
3547		case Stmt::OMPDistributeDirectiveClass:
3548		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPDistributeDirectiveClass");
3549		return ErrorUnexpected;
3550		case Stmt::OMPDistributeParallelForDirectiveClass:
3551		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPDistributeParallelForDirectiveClass");
3552		return ErrorUnexpected;
3553		case Stmt::OMPDistributeParallelForSimdDirectiveClass:
3554		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPDistributeParallelForSimdDirectiveClass");
3555		return ErrorUnexpected;
3556		case Stmt::OMPDistributeSimdDirectiveClass:
3557		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPDistributeSimdDirectiveClass");
3558		return ErrorUnexpected;
3559		case Stmt::OMPForDirectiveClass:
3560		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPForDirectiveClass");
3561		return ErrorUnexpected;
3562		case Stmt::OMPForSimdDirectiveClass:
3563		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPForSimdDirectiveClass");
3564		return ErrorUnexpected;
3565		case Stmt::OMPParallelForDirectiveClass:
3566		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPParallelForDirectiveClass");
3567		return ErrorUnexpected;
3568		case Stmt::OMPParallelForSimdDirectiveClass:
3569		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPParallelForSimdDirectiveClass");
3570		return ErrorUnexpected;
3571		case Stmt::OMPSimdDirectiveClass:
3572		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPSimdDirectiveClass");
3573		return ErrorUnexpected;
3574		case Stmt::OMPTargetParallelForSimdDirectiveClass:
3575		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetParallelForSimdDirectiveClass");
3576		return ErrorUnexpected;
3577		case Stmt::OMPTargetSimdDirectiveClass:
3578		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetSimdDirectiveClass");
3579		return ErrorUnexpected;
3580		case Stmt::OMPTargetTeamsDistributeDirectiveClass:
3581		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetTeamsDistributeDirectiveClass");
3582		return ErrorUnexpected;
3583		case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass:
3584		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetTeamsDistributeParallelForDirectiveClass");
3585		return ErrorUnexpected;
3586		case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass:
3587		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetTeamsDistributeParallelForSimdDirectiveClass");
3588		return ErrorUnexpected;
3589		case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass:
3590		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetTeamsDistributeSimdDirectiveClass");
3591		return ErrorUnexpected;
3592		case Stmt::OMPTaskLoopDirectiveClass:
3593		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTaskLoopDirectiveClass");
3594		return ErrorUnexpected;
3595		case Stmt::OMPTaskLoopSimdDirectiveClass:
3596		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTaskLoopSimdDirectiveClass");
3597		return ErrorUnexpected;
3598		case Stmt::OMPTeamsDistributeDirectiveClass:
3599		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTeamsDistributeDirectiveClass");
3600		return ErrorUnexpected;
3601		case Stmt::OMPTeamsDistributeParallelForDirectiveClass:
3602		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTeamsDistributeParallelForDirectiveClass");
3603		return ErrorUnexpected;
3604		case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass:
3605		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTeamsDistributeParallelForSimdDirectiveClass");
3606		return ErrorUnexpected;
3607		case Stmt::OMPTeamsDistributeSimdDirectiveClass:
3608		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTeamsDistributeSimdDirectiveClass");
3609		return ErrorUnexpected;
3610		case Stmt::OMPMasterDirectiveClass:
3611		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPMasterDirectiveClass");
3612		return ErrorUnexpected;
3613		case Stmt::OMPOrderedDirectiveClass:
3614		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPOrderedDirectiveClass");
3615		return ErrorUnexpected;
3616		case Stmt::OMPParallelDirectiveClass:
3617		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPParallelDirectiveClass");
3618		return ErrorUnexpected;
3619		case Stmt::OMPParallelSectionsDirectiveClass:
3620		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPParallelSectionsDirectiveClass");
3621		return ErrorUnexpected;
3622		case Stmt::OMPSectionDirectiveClass:
3623		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPSectionDirectiveClass");
3624		return ErrorUnexpected;
3625		case Stmt::OMPSectionsDirectiveClass:
3626		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPSectionsDirectiveClass");
3627		return ErrorUnexpected;
3628		case Stmt::OMPSingleDirectiveClass:
3629		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPSingleDirectiveClass");
3630		return ErrorUnexpected;
3631		case Stmt::OMPTargetDataDirectiveClass:
3632		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetDataDirectiveClass");
3633		return ErrorUnexpected;
3634		case Stmt::OMPTargetDirectiveClass:
3635		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetDirectiveClass");
3636		return ErrorUnexpected;
3637		case Stmt::OMPTargetEnterDataDirectiveClass:
3638		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetEnterDataDirectiveClass");
3639		return ErrorUnexpected;
3640		case Stmt::OMPTargetExitDataDirectiveClass:
3641		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetExitDataDirectiveClass");
3642		return ErrorUnexpected;
3643		case Stmt::OMPTargetParallelDirectiveClass:
3644		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetParallelDirectiveClass");
3645		return ErrorUnexpected;
3646		case Stmt::OMPTargetParallelForDirectiveClass:
3647		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetParallelForDirectiveClass");
3648		return ErrorUnexpected;
3649		case Stmt::OMPTargetTeamsDirectiveClass:
3650		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetTeamsDirectiveClass");
3651		return ErrorUnexpected;
3652		case Stmt::OMPTargetUpdateDirectiveClass:
3653		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTargetUpdateDirectiveClass");
3654		return ErrorUnexpected;
3655		case Stmt::OMPTaskDirectiveClass:
3656		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTaskDirectiveClass");
3657		return ErrorUnexpected;
3658		case Stmt::OMPTaskgroupDirectiveClass:
3659		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTaskgroupDirectiveClass");
3660		return ErrorUnexpected;
3661		case Stmt::OMPTaskwaitDirectiveClass:
3662		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTaskwaitDirectiveClass");
3663		return ErrorUnexpected;
3664		case Stmt::OMPTaskyieldDirectiveClass:
3665		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTaskyieldDirectiveClass");
3666		return ErrorUnexpected;
3667		case Stmt::OMPTeamsDirectiveClass:
3668		emit_warning(c, stmt->getBeginLoc(), "TODO handle C OMPTeamsDirectiveClass");
3669		return ErrorUnexpected;
3670		case Stmt::ObjCAtCatchStmtClass:
3671		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAtCatchStmtClass");
3672		return ErrorUnexpected;
3673		case Stmt::ObjCAtFinallyStmtClass:
3674		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAtFinallyStmtClass");
3675		return ErrorUnexpected;
3676		case Stmt::ObjCAtSynchronizedStmtClass:
3677		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAtSynchronizedStmtClass");
3678		return ErrorUnexpected;
3679		case Stmt::ObjCAtThrowStmtClass:
3680		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAtThrowStmtClass");
3681		return ErrorUnexpected;
3682		case Stmt::ObjCAtTryStmtClass:
3683		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAtTryStmtClass");
3684		return ErrorUnexpected;
3685		case Stmt::ObjCAutoreleasePoolStmtClass:
3686		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCAutoreleasePoolStmtClass");
3687		return ErrorUnexpected;
3688		case Stmt::ObjCForCollectionStmtClass:
3689		emit_warning(c, stmt->getBeginLoc(), "TODO handle C ObjCForCollectionStmtClass");
3690		return ErrorUnexpected;
3691		case Stmt::SEHExceptStmtClass:
3692		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SEHExceptStmtClass");
3693		return ErrorUnexpected;
3694		case Stmt::SEHFinallyStmtClass:
3695		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SEHFinallyStmtClass");
3696		return ErrorUnexpected;
3697		case Stmt::SEHLeaveStmtClass:
3698		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SEHLeaveStmtClass");
3699		return ErrorUnexpected;
3700		case Stmt::SEHTryStmtClass:
3701		emit_warning(c, stmt->getBeginLoc(), "TODO handle C SEHTryStmtClass");
3702		return ErrorUnexpected;
3703		case Stmt::FixedPointLiteralClass:
3704		emit_warning(c, stmt->getBeginLoc(), "TODO handle C FixedPointLiteralClass");
3705		return ErrorUnexpected;
3706	2907	}
3707	2908	zig_unreachable();
3708	2909	}
3709	2910
3710	2911	// Returns null if there was an error
3711		static AstNode trans_expr(Context c, ResultUsed result_used, TransScope scope, const Expr expr,
	2912	static AstNode trans_expr(Context c, ResultUsed result_used, TransScope scope, const clang::Expr expr,
3712	2913	TransLRValue lrval)
3713	2914	{
3714	2915	AstNode *result_node;
...	...	@@ -3721,7 +2922,7 @@ static AstNode trans_expr(Context c, ResultUsed result_used, TransScope *scope
3721	2922
3722	2923	// Statements have no result and no concept of L or R value.
3723	2924	// Returns child scope, or null if there was an error
3724		static TransScope trans_stmt(Context c, TransScope scope, const Stmt stmt, AstNode **out_node) {
	2925	static TransScope trans_stmt(Context c, TransScope scope, const clang::Stmt stmt, AstNode **out_node) {
3725	2926	TransScope *child_scope;
3726	2927	if (trans_stmt_extra(c, scope, stmt, ResultUsedNo, TransRValue, out_node, &child_scope, nullptr)) {
3727	2928	return nullptr;
...	...	@@ -3729,7 +2930,7 @@ static TransScope trans_stmt(Context c, TransScope scope, const Stmt stmt, A
3729	2930	return child_scope;
3730	2931	}
3731	2932
3732		static void visit_fn_decl(Context c, const FunctionDecl fn_decl) {
	2933	static void visit_fn_decl(Context c, const clang::FunctionDecl fn_decl) {
3733	2934	Buf *fn_name = buf_create_from_str(decl_name(fn_decl));
3734	2935
3735	2936	if (get_global(c, fn_name)) {
...	...	@@ -3746,13 +2947,13 @@ static void visit_fn_decl(Context c, const FunctionDecl fn_decl) {
3746	2947	proto_node->data.fn_proto.name = fn_name;
3747	2948	proto_node->data.fn_proto.is_extern = !fn_decl->hasBody();
3748	2949
3749		StorageClass sc = fn_decl->getStorageClass();
3750		if (sc == SC_None) {
	2950	clang::StorageClass sc = fn_decl->getStorageClass();
	2951	if (sc == clang::SC_None) {
3751	2952	proto_node->data.fn_proto.visib_mod = c->visib_mod;
3752	2953	proto_node->data.fn_proto.is_export = fn_decl->hasBody() ? c->want_export : false;
3753		} else if (sc == SC_Extern \|\| sc == SC_Static) {
	2954	} else if (sc == clang::SC_Extern \|\| sc == clang::SC_Static) {
3754	2955	proto_node->data.fn_proto.visib_mod = c->visib_mod;
3755		} else if (sc == SC_PrivateExtern) {
	2956	} else if (sc == clang::SC_PrivateExtern) {
3756	2957	emit_warning(c, fn_decl->getLocation(), "unsupported storage class: private extern");
3757	2958	return;
3758	2959	} else {
...	...	@@ -3764,7 +2965,7 @@ static void visit_fn_decl(Context c, const FunctionDecl fn_decl) {
3764	2965
3765	2966	for (size_t i = 0; i < proto_node->data.fn_proto.params.length; i += 1) {
3766	2967	AstNode *param_node = proto_node->data.fn_proto.params.at(i);
3767		const ParmVarDecl *param = fn_decl->getParamDecl(i);
	2968	const clang::ParmVarDecl *param = fn_decl->getParamDecl(i);
3768	2969	const char *name = decl_name(param);
3769	2970
3770	2971	Buf *proto_param_name;
...	...	@@ -3791,7 +2992,7 @@ static void visit_fn_decl(Context c, const FunctionDecl fn_decl) {
3791	2992
3792	2993	// actual function definition with body
3793	2994	c->ptr_params.clear();
3794		Stmt *body = fn_decl->getBody();
	2995	clang::Stmt *body = fn_decl->getBody();
3795	2996	AstNode *actual_body_node;
3796	2997	TransScope *result_scope = trans_stmt(c, scope, body, &actual_body_node);
3797	2998	if (result_scope == nullptr) {
...	...	@@ -3833,19 +3034,19 @@ static void visit_fn_decl(Context c, const FunctionDecl fn_decl) {
3833	3034	add_top_level_decl(c, fn_def_node->data.fn_def.fn_proto->data.fn_proto.name, fn_def_node);
3834	3035	}
3835	3036
3836		static AstNode resolve_typdef_as_builtin(Context c, const TypedefNameDecl typedef_decl, const char primitive_name) {
	3037	static AstNode resolve_typdef_as_builtin(Context c, const clang::TypedefNameDecl typedef_decl, const char primitive_name) {
3837	3038	AstNode *node = trans_create_node_symbol_str(c, primitive_name);
3838	3039	c->decl_table.put(typedef_decl, node);
3839	3040	return node;
3840	3041	}
3841	3042
3842		static AstNode resolve_typedef_decl(Context c, const TypedefNameDecl *typedef_decl) {
	3043	static AstNode resolve_typedef_decl(Context c, const clang::TypedefNameDecl *typedef_decl) {
3843	3044	auto existing_entry = c->decl_table.maybe_get((void*)typedef_decl->getCanonicalDecl());
3844	3045	if (existing_entry) {
3845	3046	return existing_entry->value;
3846	3047	}
3847	3048
3848		QualType child_qt = typedef_decl->getUnderlyingType();
	3049	clang::QualType child_qt = typedef_decl->getUnderlyingType();
3849	3050	Buf *type_name = buf_create_from_str(decl_name(typedef_decl));
3850	3051
3851	3052	if (buf_eql_str(type_name, "uint8_t")) {
...	...	@@ -3894,7 +3095,7 @@ static AstNode resolve_typedef_decl(Context c, const TypedefNameDecl *typedef_
3894	3095	return symbol_node;
3895	3096	}
3896	3097
3897		struct AstNode demote_enum_to_opaque(Context c, const EnumDecl *enum_decl,
	3098	struct AstNode demote_enum_to_opaque(Context c, const clang::EnumDecl *enum_decl,
3898	3099	Buf full_type_name, Buf bare_name)
3899	3100	{
3900	3101	AstNode *opaque_node = trans_create_node_opaque(c);
...	...	@@ -3909,7 +3110,7 @@ struct AstNode demote_enum_to_opaque(Context c, const EnumDecl *enum_decl,
3909	3110	return symbol_node;
3910	3111	}
3911	3112
3912		static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl) {
	3113	static AstNode resolve_enum_decl(Context c, const clang::EnumDecl *enum_decl) {
3913	3114	auto existing_entry = c->decl_table.maybe_get((void*)enum_decl->getCanonicalDecl());
3914	3115	if (existing_entry) {
3915	3116	return existing_entry->value;
...	...	@@ -3920,7 +3121,7 @@ static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl) {
3920	3121	Buf *bare_name = is_anonymous ? nullptr : buf_create_from_str(raw_name);
3921	3122	Buf *full_type_name = is_anonymous ? nullptr : buf_sprintf("enum_%s", buf_ptr(bare_name));
3922	3123
3923		const EnumDecl *enum_def = enum_decl->getDefinition();
	3124	const clang::EnumDecl *enum_def = enum_decl->getDefinition();
3924	3125	if (!enum_def) {
3925	3126	return demote_enum_to_opaque(c, enum_decl, full_type_name, bare_name);
3926	3127	}
...	...	@@ -3932,7 +3133,7 @@ static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl) {
3932	3133	it_end = enum_def->enumerator_end();
3933	3134	it != it_end; ++it, field_count += 1)
3934	3135	{
3935		const EnumConstantDecl enum_const = it;
	3136	const clang::EnumConstantDecl enum_const = it;
3936	3137	if (enum_const->getInitExpr()) {
3937	3138	pure_enum = false;
3938	3139	}
...	...	@@ -3946,8 +3147,8 @@ static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl) {
3946	3147	// TODO only emit this tag type if the enum tag type is not the default.
3947	3148	// I don't know what the default is, need to figure out how clang is deciding.
3948	3149	// it appears to at least be different across gcc/msvc
3949		if (!c_is_builtin_type(c, enum_decl->getIntegerType(), BuiltinType::UInt) &&
3950		!c_is_builtin_type(c, enum_decl->getIntegerType(), BuiltinType::Int))
	3150	if (!c_is_builtin_type(c, enum_decl->getIntegerType(), clang::BuiltinType::UInt) &&
	3151	!c_is_builtin_type(c, enum_decl->getIntegerType(), clang::BuiltinType::Int))
3951	3152	{
3952	3153	enum_node->data.container_decl.init_arg_expr = tag_int_type;
3953	3154	}
...	...	@@ -3957,7 +3158,7 @@ static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl) {
3957	3158	it_end = enum_def->enumerator_end();
3958	3159	it != it_end; ++it, i += 1)
3959	3160	{
3960		const EnumConstantDecl enum_const = it;
	3161	const clang::EnumConstantDecl enum_const = it;
3961	3162
3962	3163	Buf *enum_val_name = buf_create_from_str(decl_name(enum_const));
3963	3164	Buf *field_name;
...	...	@@ -3998,7 +3199,7 @@ static AstNode resolve_enum_decl(Context c, const EnumDecl *enum_decl) {
3998	3199	}
3999	3200	}
4000	3201
4001		static AstNode demote_struct_to_opaque(Context c, const RecordDecl *record_decl,
	3202	static AstNode demote_struct_to_opaque(Context c, const clang::RecordDecl *record_decl,
4002	3203	Buf full_type_name, Buf bare_name)
4003	3204	{
4004	3205	AstNode *opaque_node = trans_create_node_opaque(c);
...	...	@@ -4013,7 +3214,7 @@ static AstNode demote_struct_to_opaque(Context c, const RecordDecl *record_dec
4013	3214	return symbol_node;
4014	3215	}
4015	3216
4016		static AstNode resolve_record_decl(Context c, const RecordDecl *record_decl) {
	3217	static AstNode resolve_record_decl(Context c, const clang::RecordDecl *record_decl) {
4017	3218	auto existing_entry = c->decl_table.maybe_get((void*)record_decl->getCanonicalDecl());
4018	3219	if (existing_entry) {
4019	3220	return existing_entry->value;
...	...	@@ -4039,7 +3240,7 @@ static AstNode resolve_record_decl(Context c, const RecordDecl *record_decl) {
4039	3240	Buf *full_type_name = (bare_name == nullptr) ?
4040	3241	nullptr : buf_sprintf("%s_%s", container_kind_name, buf_ptr(bare_name));
4041	3242
4042		RecordDecl *record_def = record_decl->getDefinition();
	3243	clang::RecordDecl *record_def = record_decl->getDefinition();
4043	3244	if (record_def == nullptr) {
4044	3245	return demote_struct_to_opaque(c, record_decl, full_type_name, bare_name);
4045	3246	}
...	...	@@ -4050,7 +3251,7 @@ static AstNode resolve_record_decl(Context c, const RecordDecl *record_decl) {
4050	3251	it_end = record_def->field_end();
4051	3252	it != it_end; ++it, field_count += 1)
4052	3253	{
4053		const FieldDecl field_decl = it;
	3254	const clang::FieldDecl field_decl = it;
4054	3255
4055	3256	if (field_decl->isBitField()) {
4056	3257	emit_warning(c, field_decl->getLocation(), "%s %s demoted to opaque type - has bitfield",
...	...	@@ -4080,7 +3281,7 @@ static AstNode resolve_record_decl(Context c, const RecordDecl *record_decl) {
4080	3281	it_end = record_def->field_end();
4081	3282	it != it_end; ++it, i += 1)
4082	3283	{
4083		const FieldDecl field_decl = it;
	3284	const clang::FieldDecl field_decl = it;
4084	3285
4085	3286	AstNode *field_node = trans_create_node(c, NodeTypeStructField);
4086	3287	field_node->data.struct_field.name = buf_create_from_str(decl_name(field_decl));
...	...	@@ -4107,13 +3308,13 @@ static AstNode resolve_record_decl(Context c, const RecordDecl *record_decl) {
4107	3308	}
4108	3309	}
4109	3310
4110		static AstNode trans_ap_value(Context c, APValue *ap_value, QualType qt, const SourceLocation &source_loc) {
	3311	static AstNode trans_ap_value(Context c, clang::APValue *ap_value, clang::QualType qt, const clang::SourceLocation &source_loc) {
4111	3312	switch (ap_value->getKind()) {
4112		case APValue::Int:
	3313	case clang::APValue::Int:
4113	3314	return trans_create_node_apint(c, ap_value->getInt());
4114		case APValue::Uninitialized:
	3315	case clang::APValue::Uninitialized:
4115	3316	return trans_create_node(c, NodeTypeUndefinedLiteral);
4116		case APValue::Array: {
	3317	case clang::APValue::Array: {
4117	3318	emit_warning(c, source_loc, "TODO add a test case for this code");
4118	3319
4119	3320	unsigned init_count = ap_value->getArrayInitializedElts();
...	...	@@ -4121,13 +3322,16 @@ static AstNode trans_ap_value(Context c, APValue *ap_value, QualType qt, const
4121	3322	unsigned leftover_count = all_count - init_count;
4122	3323	AstNode *init_node = trans_create_node(c, NodeTypeContainerInitExpr);
4123	3324	AstNode *arr_type_node = trans_qual_type(c, qt, source_loc);
	3325	if (leftover_count != 0) { // We can't use the size of the final array for a partial initializer.
	3326	bigint_init_unsigned(arr_type_node->data.array_type.size->data.int_literal.bigint, init_count);
	3327	}
4124	3328	init_node->data.container_init_expr.type = arr_type_node;
4125	3329	init_node->data.container_init_expr.kind = ContainerInitKindArray;
4126	3330
4127		QualType child_qt = qt.getTypePtr()->getLocallyUnqualifiedSingleStepDesugaredType();
	3331	clang::QualType child_qt = qt.getTypePtr()->getAsArrayTypeUnsafe()->getElementType();
4128	3332
4129	3333	for (size_t i = 0; i < init_count; i += 1) {
4130		APValue &elem_ap_val = ap_value->getArrayInitializedElt(i);
	3334	clang::APValue &elem_ap_val = ap_value->getArrayInitializedElt(i);
4131	3335	AstNode *elem_node = trans_ap_value(c, &elem_ap_val, child_qt, source_loc);
4132	3336	if (elem_node == nullptr)
4133	3337	return nullptr;
...	...	@@ -4137,15 +3341,19 @@ static AstNode trans_ap_value(Context c, APValue *ap_value, QualType qt, const
4137	3341	return init_node;
4138	3342	}
4139	3343
4140		APValue &filler_ap_val = ap_value->getArrayFiller();
	3344	clang::APValue &filler_ap_val = ap_value->getArrayFiller();
4141	3345	AstNode *filler_node = trans_ap_value(c, &filler_ap_val, child_qt, source_loc);
4142	3346	if (filler_node == nullptr)
4143	3347	return nullptr;
4144	3348
	3349	AstNode* filler_arr_type = trans_create_node(c, NodeTypeArrayType);
	3350	filler_arr_type = arr_type_node;
	3351	filler_arr_type->data.array_type.size = trans_create_node_unsigned(c, 1);
	3352
4145	3353	AstNode *filler_arr_1 = trans_create_node(c, NodeTypeContainerInitExpr);
4146		init_node->data.container_init_expr.type = arr_type_node;
4147		init_node->data.container_init_expr.kind = ContainerInitKindArray;
4148		init_node->data.container_init_expr.entries.append(filler_node);
	3354	filler_arr_1->data.container_init_expr.type = filler_arr_type;
	3355	filler_arr_1->data.container_init_expr.kind = ContainerInitKindArray;
	3356	filler_arr_1->data.container_init_expr.entries.append(filler_node);
4149	3357
4150	3358	AstNode *rhs_node;
4151	3359	if (leftover_count == 1) {
...	...	@@ -4155,62 +3363,66 @@ static AstNode trans_ap_value(Context c, APValue *ap_value, QualType qt, const
4155	3363	rhs_node = trans_create_node_bin_op(c, filler_arr_1, BinOpTypeArrayMult, amt_node);
4156	3364	}
4157	3365
	3366	if (init_count == 0) {
	3367	return rhs_node;
	3368	}
	3369
4158	3370	return trans_create_node_bin_op(c, init_node, BinOpTypeArrayCat, rhs_node);
4159	3371	}
4160		case APValue::LValue: {
4161		const APValue::LValueBase lval_base = ap_value->getLValueBase();
4162		if (const Expr expr = lval_base.dyn_cast<const Expr >()) {
	3372	case clang::APValue::LValue: {
	3373	const clang::APValue::LValueBase lval_base = ap_value->getLValueBase();
	3374	if (const clang::Expr expr = lval_base.dyn_cast<const clang::Expr >()) {
4163	3375	return trans_expr(c, ResultUsedYes, &c->global_scope->base, expr, TransRValue);
4164	3376	}
4165		//const ValueDecl value_decl = lval_base.get<const ValueDecl >();
4166		emit_warning(c, source_loc, "TODO handle initializer LValue ValueDecl");
	3377	//const clang::ValueDecl value_decl = lval_base.get<const clang::ValueDecl >();
	3378	emit_warning(c, source_loc, "TODO handle initializer LValue clang::ValueDecl");
4167	3379	return nullptr;
4168	3380	}
4169		case APValue::Float:
	3381	case clang::APValue::Float:
4170	3382	emit_warning(c, source_loc, "unsupported initializer value kind: Float");
4171	3383	return nullptr;
4172		case APValue::ComplexInt:
	3384	case clang::APValue::ComplexInt:
4173	3385	emit_warning(c, source_loc, "unsupported initializer value kind: ComplexInt");
4174	3386	return nullptr;
4175		case APValue::ComplexFloat:
	3387	case clang::APValue::ComplexFloat:
4176	3388	emit_warning(c, source_loc, "unsupported initializer value kind: ComplexFloat");
4177	3389	return nullptr;
4178		case APValue::Vector:
	3390	case clang::APValue::Vector:
4179	3391	emit_warning(c, source_loc, "unsupported initializer value kind: Vector");
4180	3392	return nullptr;
4181		case APValue::Struct:
	3393	case clang::APValue::Struct:
4182	3394	emit_warning(c, source_loc, "unsupported initializer value kind: Struct");
4183	3395	return nullptr;
4184		case APValue::Union:
	3396	case clang::APValue::Union:
4185	3397	emit_warning(c, source_loc, "unsupported initializer value kind: Union");
4186	3398	return nullptr;
4187		case APValue::MemberPointer:
	3399	case clang::APValue::MemberPointer:
4188	3400	emit_warning(c, source_loc, "unsupported initializer value kind: MemberPointer");
4189	3401	return nullptr;
4190		case APValue::AddrLabelDiff:
	3402	case clang::APValue::AddrLabelDiff:
4191	3403	emit_warning(c, source_loc, "unsupported initializer value kind: AddrLabelDiff");
4192	3404	return nullptr;
4193	3405	}
4194	3406	zig_unreachable();
4195	3407	}
4196	3408
4197		static void visit_var_decl(Context c, const VarDecl var_decl) {
	3409	static void visit_var_decl(Context c, const clang::VarDecl var_decl) {
4198	3410	Buf *name = buf_create_from_str(decl_name(var_decl));
4199	3411
4200	3412	switch (var_decl->getTLSKind()) {
4201		case VarDecl::TLS_None:
	3413	case clang::VarDecl::TLS_None:
4202	3414	break;
4203		case VarDecl::TLS_Static:
	3415	case clang::VarDecl::TLS_Static:
4204	3416	emit_warning(c, var_decl->getLocation(),
4205	3417	"ignoring variable '%s' - static thread local storage", buf_ptr(name));
4206	3418	return;
4207		case VarDecl::TLS_Dynamic:
	3419	case clang::VarDecl::TLS_Dynamic:
4208	3420	emit_warning(c, var_decl->getLocation(),
4209	3421	"ignoring variable '%s' - dynamic thread local storage", buf_ptr(name));
4210	3422	return;
4211	3423	}
4212	3424
4213		QualType qt = var_decl->getType();
	3425	clang::QualType qt = var_decl->getType();
4214	3426	AstNode *var_type = trans_qual_type(c, qt, var_decl->getLocation());
4215	3427	if (var_type == nullptr) {
4216	3428	emit_warning(c, var_decl->getLocation(), "ignoring variable '%s' - unresolved type", buf_ptr(name));
...	...	@@ -4224,7 +3436,7 @@ static void visit_var_decl(Context c, const VarDecl var_decl) {
4224	3436	if (is_static && !is_extern) {
4225	3437	AstNode *init_node;
4226	3438	if (var_decl->hasInit()) {
4227		APValue *ap_value = var_decl->evaluateValue();
	3439	clang::APValue *ap_value = var_decl->evaluateValue();
4228	3440	if (ap_value == nullptr) {
4229	3441	emit_warning(c, var_decl->getLocation(),
4230	3442	"ignoring variable '%s' - unable to evaluate initializer", buf_ptr(name));
...	...	@@ -4254,24 +3466,25 @@ static void visit_var_decl(Context c, const VarDecl var_decl) {
4254	3466	return;
4255	3467	}
4256	3468
4257		static bool decl_visitor(void context, const Decl decl) {
	3469	static bool decl_visitor(void context, const ZigClangDecl zdecl) {
	3470	const clang::Decl decl = reinterpret_cast<const clang::Decl >(zdecl);
4258	3471	Context c = (Context)context;
4259	3472
4260	3473	switch (decl->getKind()) {
4261		case Decl::Function:
4262		visit_fn_decl(c, static_cast<const FunctionDecl*>(decl));
	3474	case clang::Decl::Function:
	3475	visit_fn_decl(c, static_cast<const clang::FunctionDecl*>(decl));
4263	3476	break;
4264		case Decl::Typedef:
4265		resolve_typedef_decl(c, static_cast<const TypedefNameDecl *>(decl));
	3477	case clang::Decl::Typedef:
	3478	resolve_typedef_decl(c, static_cast<const clang::TypedefNameDecl *>(decl));
4266	3479	break;
4267		case Decl::Enum:
4268		resolve_enum_decl(c, static_cast<const EnumDecl *>(decl));
	3480	case clang::Decl::Enum:
	3481	resolve_enum_decl(c, static_cast<const clang::EnumDecl *>(decl));
4269	3482	break;
4270		case Decl::Record:
4271		resolve_record_decl(c, static_cast<const RecordDecl *>(decl));
	3483	case clang::Decl::Record:
	3484	resolve_record_decl(c, static_cast<const clang::RecordDecl *>(decl));
4272	3485	break;
4273		case Decl::Var:
4274		visit_var_decl(c, static_cast<const VarDecl *>(decl));
	3486	case clang::Decl::Var:
	3487	visit_var_decl(c, static_cast<const clang::VarDecl *>(decl));
4275	3488	break;
4276	3489	default:
4277	3490	emit_warning(c, decl->getLocation(), "ignoring %s decl", decl->getDeclKindName());
...	...	@@ -4613,7 +3826,7 @@ static AstNode parse_ctok_suffix_op_expr(Context c, CTokenize ctok, size_t t
4613	3826	} else if (first_tok->id == CTokIdAsterisk) {
4614	3827	*tok_i += 1;
4615	3828
4616		node = trans_create_node_ptr_type(c, false, false, node, PtrLenUnknown);
	3829	node = trans_create_node_ptr_type(c, false, false, node, PtrLenC);
4617	3830	} else {
4618	3831	return node;
4619	3832	}
...	...	@@ -4692,24 +3905,25 @@ static void process_macro(Context c, CTokenize ctok, Buf name, const char ch
4692	3905	c->macro_table.put(name, result_node);
4693	3906	}
4694	3907
4695		static void process_preprocessor_entities(Context *c, ASTUnit &unit) {
	3908	static void process_preprocessor_entities(Context c, ZigClangASTUnit zunit) {
	3909	clang::ASTUnit unit = reinterpret_cast<clang::ASTUnit >(zunit);
4696	3910	CTokenize ctok = {{0}};
4697	3911
4698	3912	// TODO if we see #undef, delete it from the table
4699	3913
4700		for (PreprocessedEntity *entity : unit.getLocalPreprocessingEntities()) {
	3914	for (clang::PreprocessedEntity *entity : unit->getLocalPreprocessingEntities()) {
4701	3915	switch (entity->getKind()) {
4702		case PreprocessedEntity::InvalidKind:
4703		case PreprocessedEntity::InclusionDirectiveKind:
4704		case PreprocessedEntity::MacroExpansionKind:
	3916	case clang::PreprocessedEntity::InvalidKind:
	3917	case clang::PreprocessedEntity::InclusionDirectiveKind:
	3918	case clang::PreprocessedEntity::MacroExpansionKind:
4705	3919	continue;
4706		case PreprocessedEntity::MacroDefinitionKind:
	3920	case clang::PreprocessedEntity::MacroDefinitionKind:
4707	3921	{
4708		MacroDefinitionRecord macro = static_cast<MacroDefinitionRecord >(entity);
	3922	clang::MacroDefinitionRecord macro = static_cast<clang::MacroDefinitionRecord >(entity);
4709	3923	const char *raw_name = macro->getName()->getNameStart();
4710		SourceRange range = macro->getSourceRange();
4711		SourceLocation begin_loc = range.getBegin();
4712		SourceLocation end_loc = range.getEnd();
	3924	clang::SourceRange range = macro->getSourceRange();
	3925	clang::SourceLocation begin_loc = range.getBegin();
	3926	clang::SourceLocation end_loc = range.getEnd();
4713	3927
4714	3928	if (begin_loc == end_loc) {
4715	3929	// this means it is a macro without a value
...	...	@@ -4721,7 +3935,7 @@ static void process_preprocessor_entities(Context *c, ASTUnit &unit) {
4721	3935	continue;
4722	3936	}
4723	3937
4724		const char *begin_c = c->source_manager->getCharacterData(begin_loc);
	3938	const char *begin_c = ZigClangSourceManager_getCharacterData(c->source_manager, bitcast(begin_loc));
4725	3939	process_macro(c, &ctok, name, begin_c);
4726	3940	}
4727	3941	}
...	...	@@ -4772,7 +3986,16 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4772	3986	clang_argv.append("-x");
4773	3987	clang_argv.append("c");
4774	3988
4775		if (c->codegen->is_native_target) {
	3989	Buf *out_dep_path = nullptr;
	3990	if (codegen->enable_cache) {
	3991	Buf *prefix = buf_sprintf("%s" OS_SEP, buf_ptr(&codegen->cache_dir));
	3992	out_dep_path = os_tmp_filename(prefix, buf_create_from_str(".d"));
	3993	clang_argv.append("-MD");
	3994	clang_argv.append("-MF");
	3995	clang_argv.append(buf_ptr(out_dep_path));
	3996	}
	3997
	3998	if (c->codegen->zig_target->is_native) {
4776	3999	char *ZIG_PARSEC_CFLAGS = getenv("ZIG_NATIVE_PARSEC_CFLAGS");
4777	4000	if (ZIG_PARSEC_CFLAGS) {
4778	4001	Buf tmp_buf = BUF_INIT;
...	...	@@ -4791,12 +4014,24 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4791	4014	}
4792	4015	}
4793	4016
	4017	clang_argv.append("-nobuiltininc");
	4018	clang_argv.append("-nostdinc");
	4019	clang_argv.append("-nostdinc++");
	4020	if (codegen->libc_link_lib == nullptr) {
	4021	clang_argv.append("-nolibc");
	4022	}
	4023
4794	4024	clang_argv.append("-isystem");
4795	4025	clang_argv.append(buf_ptr(codegen->zig_c_headers_dir));
4796	4026
4797		if (codegen->libc_include_dir != nullptr) {
	4027	if (codegen->libc != nullptr) {
4798	4028	clang_argv.append("-isystem");
4799		clang_argv.append(buf_ptr(codegen->libc_include_dir));
	4029	clang_argv.append(buf_ptr(&codegen->libc->include_dir));
	4030
	4031	if (!buf_eql_buf(&codegen->libc->include_dir, &codegen->libc->sys_include_dir)) {
	4032	clang_argv.append("-isystem");
	4033	clang_argv.append(buf_ptr(&codegen->libc->sys_include_dir));
	4034	}
4800	4035	}
4801	4036
4802	4037	// windows c runtime requires -D_DEBUG if using debug libraries
...	...	@@ -4816,7 +4051,9 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4816	4051	clang_argv.append("-Xclang");
4817	4052	clang_argv.append("-detailed-preprocessing-record");
4818	4053
4819		if (!c->codegen->is_native_target) {
	4054	if (c->codegen->zig_target->is_native) {
	4055	clang_argv.append("-march=native");
	4056	} else {
4820	4057	clang_argv.append("-target");
4821	4058	clang_argv.append(buf_ptr(&c->codegen->triple_str));
4822	4059	}
...	...	@@ -4834,9 +4071,9 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4834	4071	// to make the [start...end] argument work
4835	4072	clang_argv.append(nullptr);
4836	4073
4837		IntrusiveRefCntPtr<DiagnosticsEngine> diags(CompilerInstance::createDiagnostics(new DiagnosticOptions));
	4074	clang::IntrusiveRefCntPtr<clang::DiagnosticsEngine> diags(clang::CompilerInstance::createDiagnostics(new clang::DiagnosticOptions));
4838	4075
4839		std::shared_ptr<PCHContainerOperations> pch_container_ops = std::make_shared<PCHContainerOperations>();
	4076	std::shared_ptr<clang::PCHContainerOperations> pch_container_ops = std::make_shared<clang::PCHContainerOperations>();
4840	4077
4841	4078	bool only_local_decls = true;
4842	4079	bool capture_diagnostics = true;
...	...	@@ -4845,13 +4082,13 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4845	4082	bool single_file_parse = false;
4846	4083	bool for_serialization = false;
4847	4084	const char *resources_path = buf_ptr(codegen->zig_c_headers_dir);
4848		std::unique_ptr<ASTUnit> err_unit;
4849		std::unique_ptr<ASTUnit> ast_unit(ASTUnit::LoadFromCommandLine(
	4085	std::unique_ptr<clang::ASTUnit> err_unit;
	4086	ZigClangASTUnit ast_unit = reinterpret_cast<ZigClangASTUnit >(clang::ASTUnit::LoadFromCommandLine(
4850	4087	&clang_argv.at(0), &clang_argv.last(),
4851	4088	pch_container_ops, diags, resources_path,
4852		only_local_decls, capture_diagnostics, None, true, 0, TU_Complete,
4853		false, false, allow_pch_with_compiler_errors, SkipFunctionBodiesScope::None,
4854		single_file_parse, user_files_are_volatile, for_serialization, None, &err_unit,
	4089	only_local_decls, capture_diagnostics, clang::None, true, 0, clang::TU_Complete,
	4090	false, false, allow_pch_with_compiler_errors, clang::SkipFunctionBodiesScope::None,
	4091	single_file_parse, user_files_are_volatile, for_serialization, clang::None, &err_unit,
4855	4092	nullptr));
4856	4093
4857	4094	// Early failures in LoadFromCommandLine may return with ErrUnit unset.
...	...	@@ -4861,29 +4098,29 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4861	4098
4862	4099	if (diags->getClient()->getNumErrors() > 0) {
4863	4100	if (ast_unit) {
4864		err_unit = std::move(ast_unit);
	4101	err_unit = std::unique_ptr<clang::ASTUnit>(reinterpret_cast<clang::ASTUnit *>(ast_unit));
4865	4102	}
4866	4103
4867		for (ASTUnit::stored_diag_iterator it = err_unit->stored_diag_begin(),
	4104	for (clang::ASTUnit::stored_diag_iterator it = err_unit->stored_diag_begin(),
4868	4105	it_end = err_unit->stored_diag_end();
4869	4106	it != it_end; ++it)
4870	4107	{
4871	4108	switch (it->getLevel()) {
4872		case DiagnosticsEngine::Ignored:
4873		case DiagnosticsEngine::Note:
4874		case DiagnosticsEngine::Remark:
4875		case DiagnosticsEngine::Warning:
	4109	case clang::DiagnosticsEngine::Ignored:
	4110	case clang::DiagnosticsEngine::Note:
	4111	case clang::DiagnosticsEngine::Remark:
	4112	case clang::DiagnosticsEngine::Warning:
4876	4113	continue;
4877		case DiagnosticsEngine::Error:
4878		case DiagnosticsEngine::Fatal:
	4114	case clang::DiagnosticsEngine::Error:
	4115	case clang::DiagnosticsEngine::Fatal:
4879	4116	break;
4880	4117	}
4881	4118	StringRef msg_str_ref = it->getMessage();
4882	4119	Buf *msg = string_ref_to_buf(msg_str_ref);
4883		FullSourceLoc fsl = it->getLocation();
	4120	clang::FullSourceLoc fsl = it->getLocation();
4884	4121	if (fsl.hasManager()) {
4885		FileID file_id = fsl.getFileID();
4886		StringRef filename = fsl.getManager().getFilename(fsl);
	4122	clang::FileID file_id = fsl.getFileID();
	4123	clang::StringRef filename = fsl.getManager().getFilename(fsl);
4887	4124	unsigned line = fsl.getSpellingLineNumber() - 1;
4888	4125	unsigned column = fsl.getSpellingColumnNumber() - 1;
4889	4126	unsigned offset = fsl.getManager().getFileOffset(fsl);
...	...	@@ -4908,14 +4145,25 @@ Error parse_h_file(ImportTableEntry import, ZigList<ErrorMsg > *errors, const
4908	4145	return ErrorCCompileErrors;
4909	4146	}
4910	4147
4911		c->ctx = &ast_unit->getASTContext();
4912		c->source_manager = &ast_unit->getSourceManager();
	4148	if (codegen->enable_cache) {
	4149	Error err;
	4150	assert(out_dep_path != nullptr);
	4151	if ((err = cache_add_dep_file(&codegen->cache_hash, out_dep_path, codegen->verbose_cimport))) {
	4152	if (codegen->verbose_cimport) {
	4153	fprintf(stderr, "translate-c: aborting due to failed cache operation: %s\n", err_str(err));
	4154	}
	4155	return err;
	4156	}
	4157	}
	4158
	4159	c->ctx = ZigClangASTUnit_getASTContext(ast_unit);
	4160	c->source_manager = ZigClangASTUnit_getSourceManager(ast_unit);
4913	4161	c->root = trans_create_node(c, NodeTypeContainerDecl);
4914	4162	c->root->data.container_decl.is_root = true;
4915	4163
4916		ast_unit->visitLocalTopLevelDecls(c, decl_visitor);
	4164	ZigClangASTUnit_visitLocalTopLevelDecls(ast_unit, c, decl_visitor);
4917	4165
4918		process_preprocessor_entities(c, *ast_unit);
	4166	process_preprocessor_entities(c, ast_unit);
4919	4167
4920	4168	render_macros(c);
4921	4169	render_aliases(c);

src/util.hpp+7-4

...	...	@@ -147,11 +147,14 @@ static inline T clamp(T min_value, T value, T max_value) {
147	147	return max(min(value, max_value), min_value);
148	148	}
149	149
150		static inline bool mem_eql_str(const char mem, size_t mem_len, const char str) {
151		size_t str_len = strlen(str);
152		if (str_len != mem_len)
	150	static inline bool mem_eql_mem(const char a_ptr, size_t a_len, const char b_ptr, size_t b_len) {
	151	if (a_len != b_len)
153	152	return false;
154		return memcmp(mem, str, mem_len) == 0;
	153	return memcmp(a_ptr, b_ptr, a_len) == 0;
	154	}
	155
	156	static inline bool mem_eql_str(const char mem, size_t mem_len, const char str) {
	157	return mem_eql_mem(mem, mem_len, str, strlen(str));
155	158	}
156	159
157	160	static inline bool is_power_of_2(uint64_t x) {

src/zig_clang.cpp created+214

...	...	@@ -0,0 +1,214 @@
	1	/*
	2	* Copyright (c) 2019 Andrew Kelley
	3	*
	4	* This file is part of zig, which is MIT licensed.
	5	* See http://opensource.org/licenses/MIT
	6	*/
	7
	8
	9	/*
	10	* The point of this file is to contain all the Clang C++ API interaction so that:
	11	* 1. The compile time of other files is kept under control.
	12	* 2. Provide a C interface to the Clang functions we need for self-hosting purposes.
	13	* 3. Prevent C++ from infecting the rest of the project.
	14	*/
	15	#include "zig_clang.h"
	16
	17	#if __GNUC__ >= 8
	18	#pragma GCC diagnostic push
	19	#pragma GCC diagnostic ignored "-Wclass-memaccess"
	20	#endif
	21
	22	#include <clang/Frontend/ASTUnit.h>
	23	#include <clang/Frontend/CompilerInstance.h>
	24	#include <clang/AST/Expr.h>
	25
	26	#if __GNUC__ >= 8
	27	#pragma GCC diagnostic pop
	28	#endif
	29
	30	// Detect additions to the enum
	31	void zig2clang_BO(ZigClangBO op) {
	32	switch (op) {
	33	case ZigClangBO_PtrMemD:
	34	case ZigClangBO_PtrMemI:
	35	case ZigClangBO_Cmp:
	36	case ZigClangBO_Mul:
	37	case ZigClangBO_Div:
	38	case ZigClangBO_Rem:
	39	case ZigClangBO_Add:
	40	case ZigClangBO_Sub:
	41	case ZigClangBO_Shl:
	42	case ZigClangBO_Shr:
	43	case ZigClangBO_LT:
	44	case ZigClangBO_GT:
	45	case ZigClangBO_LE:
	46	case ZigClangBO_GE:
	47	case ZigClangBO_EQ:
	48	case ZigClangBO_NE:
	49	case ZigClangBO_And:
	50	case ZigClangBO_Xor:
	51	case ZigClangBO_Or:
	52	case ZigClangBO_LAnd:
	53	case ZigClangBO_LOr:
	54	case ZigClangBO_Assign:
	55	case ZigClangBO_Comma:
	56	case ZigClangBO_MulAssign:
	57	case ZigClangBO_DivAssign:
	58	case ZigClangBO_RemAssign:
	59	case ZigClangBO_AddAssign:
	60	case ZigClangBO_SubAssign:
	61	case ZigClangBO_ShlAssign:
	62	case ZigClangBO_ShrAssign:
	63	case ZigClangBO_AndAssign:
	64	case ZigClangBO_XorAssign:
	65	case ZigClangBO_OrAssign:
	66	break;
	67	}
	68	}
	69
	70	static_assert((clang::BinaryOperatorKind)ZigClangBO_Add == clang::BO_Add, "");
	71	static_assert((clang::BinaryOperatorKind)ZigClangBO_AddAssign == clang::BO_AddAssign, "");
	72	static_assert((clang::BinaryOperatorKind)ZigClangBO_And == clang::BO_And, "");
	73	static_assert((clang::BinaryOperatorKind)ZigClangBO_AndAssign == clang::BO_AndAssign, "");
	74	static_assert((clang::BinaryOperatorKind)ZigClangBO_Assign == clang::BO_Assign, "");
	75	static_assert((clang::BinaryOperatorKind)ZigClangBO_Cmp == clang::BO_Cmp, "");
	76	static_assert((clang::BinaryOperatorKind)ZigClangBO_Comma == clang::BO_Comma, "");
	77	static_assert((clang::BinaryOperatorKind)ZigClangBO_Div == clang::BO_Div, "");
	78	static_assert((clang::BinaryOperatorKind)ZigClangBO_DivAssign == clang::BO_DivAssign, "");
	79	static_assert((clang::BinaryOperatorKind)ZigClangBO_EQ == clang::BO_EQ, "");
	80	static_assert((clang::BinaryOperatorKind)ZigClangBO_GE == clang::BO_GE, "");
	81	static_assert((clang::BinaryOperatorKind)ZigClangBO_GT == clang::BO_GT, "");
	82	static_assert((clang::BinaryOperatorKind)ZigClangBO_LAnd == clang::BO_LAnd, "");
	83	static_assert((clang::BinaryOperatorKind)ZigClangBO_LE == clang::BO_LE, "");
	84	static_assert((clang::BinaryOperatorKind)ZigClangBO_LOr == clang::BO_LOr, "");
	85	static_assert((clang::BinaryOperatorKind)ZigClangBO_LT == clang::BO_LT, "");
	86	static_assert((clang::BinaryOperatorKind)ZigClangBO_Mul == clang::BO_Mul, "");
	87	static_assert((clang::BinaryOperatorKind)ZigClangBO_MulAssign == clang::BO_MulAssign, "");
	88	static_assert((clang::BinaryOperatorKind)ZigClangBO_NE == clang::BO_NE, "");
	89	static_assert((clang::BinaryOperatorKind)ZigClangBO_Or == clang::BO_Or, "");
	90	static_assert((clang::BinaryOperatorKind)ZigClangBO_OrAssign == clang::BO_OrAssign, "");
	91	static_assert((clang::BinaryOperatorKind)ZigClangBO_PtrMemD == clang::BO_PtrMemD, "");
	92	static_assert((clang::BinaryOperatorKind)ZigClangBO_PtrMemI == clang::BO_PtrMemI, "");
	93	static_assert((clang::BinaryOperatorKind)ZigClangBO_Rem == clang::BO_Rem, "");
	94	static_assert((clang::BinaryOperatorKind)ZigClangBO_RemAssign == clang::BO_RemAssign, "");
	95	static_assert((clang::BinaryOperatorKind)ZigClangBO_Shl == clang::BO_Shl, "");
	96	static_assert((clang::BinaryOperatorKind)ZigClangBO_ShlAssign == clang::BO_ShlAssign, "");
	97	static_assert((clang::BinaryOperatorKind)ZigClangBO_Shr == clang::BO_Shr, "");
	98	static_assert((clang::BinaryOperatorKind)ZigClangBO_ShrAssign == clang::BO_ShrAssign, "");
	99	static_assert((clang::BinaryOperatorKind)ZigClangBO_Sub == clang::BO_Sub, "");
	100	static_assert((clang::BinaryOperatorKind)ZigClangBO_SubAssign == clang::BO_SubAssign, "");
	101	static_assert((clang::BinaryOperatorKind)ZigClangBO_Xor == clang::BO_Xor, "");
	102	static_assert((clang::BinaryOperatorKind)ZigClangBO_XorAssign == clang::BO_XorAssign, "");
	103
	104	// This function detects additions to the enum
	105	void zig2clang_UO(ZigClangUO op) {
	106	switch (op) {
	107	case ZigClangUO_AddrOf:
	108	case ZigClangUO_Coawait:
	109	case ZigClangUO_Deref:
	110	case ZigClangUO_Extension:
	111	case ZigClangUO_Imag:
	112	case ZigClangUO_LNot:
	113	case ZigClangUO_Minus:
	114	case ZigClangUO_Not:
	115	case ZigClangUO_Plus:
	116	case ZigClangUO_PostDec:
	117	case ZigClangUO_PostInc:
	118	case ZigClangUO_PreDec:
	119	case ZigClangUO_PreInc:
	120	case ZigClangUO_Real:
	121	break;
	122	}
	123	}
	124
	125	static_assert((clang::UnaryOperatorKind)ZigClangUO_AddrOf == clang::UO_AddrOf, "");
	126	static_assert((clang::UnaryOperatorKind)ZigClangUO_Coawait == clang::UO_Coawait, "");
	127	static_assert((clang::UnaryOperatorKind)ZigClangUO_Deref == clang::UO_Deref, "");
	128	static_assert((clang::UnaryOperatorKind)ZigClangUO_Extension == clang::UO_Extension, "");
	129	static_assert((clang::UnaryOperatorKind)ZigClangUO_Imag == clang::UO_Imag, "");
	130	static_assert((clang::UnaryOperatorKind)ZigClangUO_LNot == clang::UO_LNot, "");
	131	static_assert((clang::UnaryOperatorKind)ZigClangUO_Minus == clang::UO_Minus, "");
	132	static_assert((clang::UnaryOperatorKind)ZigClangUO_Not == clang::UO_Not, "");
	133	static_assert((clang::UnaryOperatorKind)ZigClangUO_Plus == clang::UO_Plus, "");
	134	static_assert((clang::UnaryOperatorKind)ZigClangUO_PostDec == clang::UO_PostDec, "");
	135	static_assert((clang::UnaryOperatorKind)ZigClangUO_PostInc == clang::UO_PostInc, "");
	136	static_assert((clang::UnaryOperatorKind)ZigClangUO_PreDec == clang::UO_PreDec, "");
	137	static_assert((clang::UnaryOperatorKind)ZigClangUO_PreInc == clang::UO_PreInc, "");
	138	static_assert((clang::UnaryOperatorKind)ZigClangUO_Real == clang::UO_Real, "");
	139
	140	static_assert(sizeof(ZigClangSourceLocation) == sizeof(clang::SourceLocation), "");
	141	static ZigClangSourceLocation bitcast(clang::SourceLocation src) {
	142	ZigClangSourceLocation dest;
	143	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangSourceLocation));
	144	return dest;
	145	}
	146	static clang::SourceLocation bitcast(ZigClangSourceLocation src) {
	147	clang::SourceLocation dest;
	148	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangSourceLocation));
	149	return dest;
	150	}
	151
	152	static_assert(sizeof(ZigClangQualType) == sizeof(clang::QualType), "");
	153	static ZigClangQualType bitcast(clang::QualType src) {
	154	ZigClangQualType dest;
	155	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangQualType));
	156	return dest;
	157	}
	158	static clang::QualType bitcast(ZigClangQualType src) {
	159	clang::QualType dest;
	160	memcpy(&dest, static_cast<void *>(&src), sizeof(ZigClangQualType));
	161	return dest;
	162	}
	163
	164	ZigClangSourceLocation ZigClangSourceManager_getSpellingLoc(const ZigClangSourceManager *self,
	165	ZigClangSourceLocation Loc)
	166	{
	167	return bitcast(reinterpret_cast<const clang::SourceManager *>(self)->getSpellingLoc(bitcast(Loc)));
	168	}
	169
	170	const char ZigClangSourceManager_getFilename(const ZigClangSourceManager self,
	171	ZigClangSourceLocation SpellingLoc)
	172	{
	173	StringRef s = reinterpret_cast<const clang::SourceManager *>(self)->getFilename(bitcast(SpellingLoc));
	174	return (const char *)s.bytes_begin();
	175	}
	176
	177	unsigned ZigClangSourceManager_getSpellingLineNumber(const ZigClangSourceManager *self,
	178	ZigClangSourceLocation Loc)
	179	{
	180	return reinterpret_cast<const clang::SourceManager *>(self)->getSpellingLineNumber(bitcast(Loc));
	181	}
	182
	183	unsigned ZigClangSourceManager_getSpellingColumnNumber(const ZigClangSourceManager *self,
	184	ZigClangSourceLocation Loc)
	185	{
	186	return reinterpret_cast<const clang::SourceManager *>(self)->getSpellingColumnNumber(bitcast(Loc));
	187	}
	188
	189	const char* ZigClangSourceManager_getCharacterData(const ZigClangSourceManager *self,
	190	ZigClangSourceLocation SL)
	191	{
	192	return reinterpret_cast<const clang::SourceManager *>(self)->getCharacterData(bitcast(SL));
	193	}
	194
	195	ZigClangQualType ZigClangASTContext_getPointerType(const ZigClangASTContext* self, ZigClangQualType T) {
	196	return bitcast(reinterpret_cast<const clang::ASTContext *>(self)->getPointerType(bitcast(T)));
	197	}
	198
	199	ZigClangASTContext ZigClangASTUnit_getASTContext(ZigClangASTUnit self) {
	200	clang::ASTContext result = &reinterpret_cast<clang::ASTUnit >(self)->getASTContext();
	201	return reinterpret_cast<ZigClangASTContext *>(result);
	202	}
	203
	204	ZigClangSourceManager ZigClangASTUnit_getSourceManager(ZigClangASTUnit self) {
	205	clang::SourceManager result = &reinterpret_cast<clang::ASTUnit >(self)->getSourceManager();
	206	return reinterpret_cast<ZigClangSourceManager *>(result);
	207	}
	208
	209	bool ZigClangASTUnit_visitLocalTopLevelDecls(ZigClangASTUnit self, void context,
	210	bool (Fn)(void context, const ZigClangDecl *decl))
	211	{
	212	return reinterpret_cast<clang::ASTUnit *>(self)->visitLocalTopLevelDecls(context,
	213	reinterpret_cast<bool ()(void , const clang::Decl *)>(Fn));
	214	}

src/zig_clang.h created+259

...	...	@@ -0,0 +1,259 @@
	1	/*
	2	* Copyright (c) 2019 Andrew Kelley
	3	*
	4	* This file is part of zig, which is MIT licensed.
	5	* See http://opensource.org/licenses/MIT
	6	*/
	7
	8	#ifndef ZIG_ZIG_CLANG_H
	9	#define ZIG_ZIG_CLANG_H
	10
	11	#ifdef __cplusplus
	12	#define ZIG_EXTERN_C extern "C"
	13	#else
	14	#define ZIG_EXTERN_C
	15	#endif
	16
	17	// ATTENTION: If you modify this file, be sure to update the corresponding
	18	// extern function declarations in the self-hosted compiler.
	19
	20	struct ZigClangSourceLocation {
	21	unsigned ID;
	22	};
	23
	24	struct ZigClangQualType {
	25	void *ptr;
	26	};
	27
	28	struct ZigClangAPValue;
	29	struct ZigClangASTContext;
	30	struct ZigClangASTUnit;
	31	struct ZigClangArraySubscriptExpr;
	32	struct ZigClangArrayType;
	33	struct ZigClangAttributedType;
	34	struct ZigClangBinaryOperator;
	35	struct ZigClangBreakStmt;
	36	struct ZigClangBuiltinType;
	37	struct ZigClangCStyleCastExpr;
	38	struct ZigClangCallExpr;
	39	struct ZigClangCaseStmt;
	40	struct ZigClangCompoundAssignOperator;
	41	struct ZigClangCompoundStmt;
	42	struct ZigClangConditionalOperator;
	43	struct ZigClangConstantArrayType;
	44	struct ZigClangContinueStmt;
	45	struct ZigClangDecayedType;
	46	struct ZigClangDecl;
	47	struct ZigClangDeclRefExpr;
	48	struct ZigClangDeclStmt;
	49	struct ZigClangDefaultStmt;
	50	struct ZigClangDiagnosticOptions;
	51	struct ZigClangDiagnosticsEngine;
	52	struct ZigClangDoStmt;
	53	struct ZigClangElaboratedType;
	54	struct ZigClangEnumConstantDecl;
	55	struct ZigClangEnumDecl;
	56	struct ZigClangEnumType;
	57	struct ZigClangExpr;
	58	struct ZigClangFieldDecl;
	59	struct ZigClangFileID;
	60	struct ZigClangForStmt;
	61	struct ZigClangFullSourceLoc;
	62	struct ZigClangFunctionDecl;
	63	struct ZigClangFunctionProtoType;
	64	struct ZigClangIfStmt;
	65	struct ZigClangImplicitCastExpr;
	66	struct ZigClangIncompleteArrayType;
	67	struct ZigClangIntegerLiteral;
	68	struct ZigClangMacroDefinitionRecord;
	69	struct ZigClangMemberExpr;
	70	struct ZigClangNamedDecl;
	71	struct ZigClangNone;
	72	struct ZigClangPCHContainerOperations;
	73	struct ZigClangParenExpr;
	74	struct ZigClangParenType;
	75	struct ZigClangParmVarDecl;
	76	struct ZigClangPointerType;
	77	struct ZigClangPreprocessedEntity;
	78	struct ZigClangRecordDecl;
	79	struct ZigClangRecordType;
	80	struct ZigClangReturnStmt;
	81	struct ZigClangSkipFunctionBodiesScope;
	82	struct ZigClangSourceManager;
	83	struct ZigClangSourceRange;
	84	struct ZigClangStmt;
	85	struct ZigClangStorageClass;
	86	struct ZigClangStringLiteral;
	87	struct ZigClangStringRef;
	88	struct ZigClangSwitchStmt;
	89	struct ZigClangType;
	90	struct ZigClangTypedefNameDecl;
	91	struct ZigClangTypedefType;
	92	struct ZigClangUnaryExprOrTypeTraitExpr;
	93	struct ZigClangUnaryOperator;
	94	struct ZigClangValueDecl;
	95	struct ZigClangVarDecl;
	96	struct ZigClangWhileStmt;
	97
	98	enum ZigClangBO {
	99	ZigClangBO_PtrMemD,
	100	ZigClangBO_PtrMemI,
	101	ZigClangBO_Mul,
	102	ZigClangBO_Div,
	103	ZigClangBO_Rem,
	104	ZigClangBO_Add,
	105	ZigClangBO_Sub,
	106	ZigClangBO_Shl,
	107	ZigClangBO_Shr,
	108	ZigClangBO_Cmp,
	109	ZigClangBO_LT,
	110	ZigClangBO_GT,
	111	ZigClangBO_LE,
	112	ZigClangBO_GE,
	113	ZigClangBO_EQ,
	114	ZigClangBO_NE,
	115	ZigClangBO_And,
	116	ZigClangBO_Xor,
	117	ZigClangBO_Or,
	118	ZigClangBO_LAnd,
	119	ZigClangBO_LOr,
	120	ZigClangBO_Assign,
	121	ZigClangBO_MulAssign,
	122	ZigClangBO_DivAssign,
	123	ZigClangBO_RemAssign,
	124	ZigClangBO_AddAssign,
	125	ZigClangBO_SubAssign,
	126	ZigClangBO_ShlAssign,
	127	ZigClangBO_ShrAssign,
	128	ZigClangBO_AndAssign,
	129	ZigClangBO_XorAssign,
	130	ZigClangBO_OrAssign,
	131	ZigClangBO_Comma,
	132	};
	133
	134	enum ZigClangUO {
	135	ZigClangUO_PostInc,
	136	ZigClangUO_PostDec,
	137	ZigClangUO_PreInc,
	138	ZigClangUO_PreDec,
	139	ZigClangUO_AddrOf,
	140	ZigClangUO_Deref,
	141	ZigClangUO_Plus,
	142	ZigClangUO_Minus,
	143	ZigClangUO_Not,
	144	ZigClangUO_LNot,
	145	ZigClangUO_Real,
	146	ZigClangUO_Imag,
	147	ZigClangUO_Extension,
	148	ZigClangUO_Coawait,
	149	};
	150
	151	//struct ZigClangCC_AAPCS;
	152	//struct ZigClangCC_AAPCS_VFP;
	153	//struct ZigClangCC_C;
	154	//struct ZigClangCC_IntelOclBicc;
	155	//struct ZigClangCC_OpenCLKernel;
	156	//struct ZigClangCC_PreserveAll;
	157	//struct ZigClangCC_PreserveMost;
	158	//struct ZigClangCC_SpirFunction;
	159	//struct ZigClangCC_Swift;
	160	//struct ZigClangCC_Win64;
	161	//struct ZigClangCC_X86FastCall;
	162	//struct ZigClangCC_X86Pascal;
	163	//struct ZigClangCC_X86RegCall;
	164	//struct ZigClangCC_X86StdCall;
	165	//struct ZigClangCC_X86ThisCall;
	166	//struct ZigClangCC_X86VectorCall;
	167	//struct ZigClangCC_X86_64SysV;
	168
	169	//struct ZigClangCK_ARCConsumeObject;
	170	//struct ZigClangCK_ARCExtendBlockObject;
	171	//struct ZigClangCK_ARCProduceObject;
	172	//struct ZigClangCK_ARCReclaimReturnedObject;
	173	//struct ZigClangCK_AddressSpaceConversion;
	174	//struct ZigClangCK_AnyPointerToBlockPointerCast;
	175	//struct ZigClangCK_ArrayToPointerDecay;
	176	//struct ZigClangCK_AtomicToNonAtomic;
	177	//struct ZigClangCK_BaseToDerived;
	178	//struct ZigClangCK_BaseToDerivedMemberPointer;
	179	//struct ZigClangCK_BitCast;
	180	//struct ZigClangCK_BlockPointerToObjCPointerCast;
	181	//struct ZigClangCK_BooleanToSignedIntegral;
	182	//struct ZigClangCK_BuiltinFnToFnPtr;
	183	//struct ZigClangCK_CPointerToObjCPointerCast;
	184	//struct ZigClangCK_ConstructorConversion;
	185	//struct ZigClangCK_CopyAndAutoreleaseBlockObject;
	186	//struct ZigClangCK_Dependent;
	187	//struct ZigClangCK_DerivedToBase;
	188	//struct ZigClangCK_DerivedToBaseMemberPointer;
	189	//struct ZigClangCK_Dynamic;
	190	//struct ZigClangCK_FloatingCast;
	191	//struct ZigClangCK_FloatingComplexCast;
	192	//struct ZigClangCK_FloatingComplexToBoolean;
	193	//struct ZigClangCK_FloatingComplexToIntegralComplex;
	194	//struct ZigClangCK_FloatingComplexToReal;
	195	//struct ZigClangCK_FloatingRealToComplex;
	196	//struct ZigClangCK_FloatingToBoolean;
	197	//struct ZigClangCK_FloatingToIntegral;
	198	//struct ZigClangCK_FunctionToPointerDecay;
	199	//struct ZigClangCK_IntToOCLSampler;
	200	//struct ZigClangCK_IntegralCast;
	201	//struct ZigClangCK_IntegralComplexCast;
	202	//struct ZigClangCK_IntegralComplexToBoolean;
	203	//struct ZigClangCK_IntegralComplexToFloatingComplex;
	204	//struct ZigClangCK_IntegralComplexToReal;
	205	//struct ZigClangCK_IntegralRealToComplex;
	206	//struct ZigClangCK_IntegralToBoolean;
	207	//struct ZigClangCK_IntegralToFloating;
	208	//struct ZigClangCK_IntegralToPointer;
	209	//struct ZigClangCK_LValueBitCast;
	210	//struct ZigClangCK_LValueToRValue;
	211	//struct ZigClangCK_MemberPointerToBoolean;
	212	//struct ZigClangCK_NoOp;
	213	//struct ZigClangCK_NonAtomicToAtomic;
	214	//struct ZigClangCK_NullToMemberPointer;
	215	//struct ZigClangCK_NullToPointer;
	216	//struct ZigClangCK_ObjCObjectLValueCast;
	217	//struct ZigClangCK_PointerToBoolean;
	218	//struct ZigClangCK_PointerToIntegral;
	219	//struct ZigClangCK_ReinterpretMemberPointer;
	220	//struct ZigClangCK_ToUnion;
	221	//struct ZigClangCK_ToVoid;
	222	//struct ZigClangCK_UncheckedDerivedToBase;
	223	//struct ZigClangCK_UserDefinedConversion;
	224	//struct ZigClangCK_VectorSplat;
	225	//struct ZigClangCK_ZeroToOCLEvent;
	226	//struct ZigClangCK_ZeroToOCLQueue;
	227
	228	//struct ZigClangETK_Class;
	229	//struct ZigClangETK_Enum;
	230	//struct ZigClangETK_Interface;
	231	//struct ZigClangETK_None;
	232	//struct ZigClangETK_Struct;
	233	//struct ZigClangETK_Typename;
	234	//struct ZigClangETK_Union;
	235
	236	//struct ZigClangSC_None;
	237	//struct ZigClangSC_PrivateExtern;
	238	//struct ZigClangSC_Static;
	239
	240	//struct ZigClangTU_Complete;
	241
	242	ZIG_EXTERN_C ZigClangSourceLocation ZigClangSourceManager_getSpellingLoc(const ZigClangSourceManager *,
	243	ZigClangSourceLocation Loc);
	244	ZIG_EXTERN_C const char ZigClangSourceManager_getFilename(const ZigClangSourceManager ,
	245	ZigClangSourceLocation SpellingLoc);
	246	ZIG_EXTERN_C unsigned ZigClangSourceManager_getSpellingLineNumber(const ZigClangSourceManager *,
	247	ZigClangSourceLocation Loc);
	248	ZIG_EXTERN_C unsigned ZigClangSourceManager_getSpellingColumnNumber(const ZigClangSourceManager *,
	249	ZigClangSourceLocation Loc);
	250	ZIG_EXTERN_C const char* ZigClangSourceManager_getCharacterData(const ZigClangSourceManager *,
	251	ZigClangSourceLocation SL);
	252
	253	ZIG_EXTERN_C ZigClangQualType ZigClangASTContext_getPointerType(const ZigClangASTContext*, ZigClangQualType T);
	254
	255	ZIG_EXTERN_C ZigClangASTContext ZigClangASTUnit_getASTContext(ZigClangASTUnit );
	256	ZIG_EXTERN_C ZigClangSourceManager ZigClangASTUnit_getSourceManager(ZigClangASTUnit );
	257	ZIG_EXTERN_C bool ZigClangASTUnit_visitLocalTopLevelDecls(ZigClangASTUnit , void context,
	258	bool (Fn)(void context, const ZigClangDecl *decl));
	259	#endif

src/zig_clang_cc1_main.cpp created+226

...	...	@@ -0,0 +1,226 @@
	1	//===-- cc1_main.cpp - Clang CC1 Compiler Frontend ------------------------===//
	2	//
	3	// The LLVM Compiler Infrastructure
	4	//
	5	// This file is distributed under the University of Illinois Open Source
	6	// License. See LICENSE.TXT for details.
	7	//
	8	//===----------------------------------------------------------------------===//
	9	//
	10	// This is the entry point to the clang -cc1 functionality, which implements the
	11	// core compiler functionality along with a number of additional tools for
	12	// demonstration and testing purposes.
	13	//
	14	//===----------------------------------------------------------------------===//
	15
	16	#include "llvm/Option/Arg.h"
	17	#include "clang/CodeGen/ObjectFilePCHContainerOperations.h"
	18	#include "clang/Config/config.h"
	19	#include "clang/Basic/Stack.h"
	20	#include "clang/Driver/DriverDiagnostic.h"
	21	#include "clang/Driver/Options.h"
	22	#include "clang/Frontend/CompilerInstance.h"
	23	#include "clang/Frontend/CompilerInvocation.h"
	24	#include "clang/Frontend/FrontendDiagnostic.h"
	25	#include "clang/Frontend/TextDiagnosticBuffer.h"
	26	#include "clang/Frontend/TextDiagnosticPrinter.h"
	27	#include "clang/Frontend/Utils.h"
	28	#include "clang/FrontendTool/Utils.h"
	29	#include "llvm/ADT/Statistic.h"
	30	#include "llvm/Config/llvm-config.h"
	31	#include "llvm/LinkAllPasses.h"
	32	#include "llvm/Option/ArgList.h"
	33	#include "llvm/Option/OptTable.h"
	34	#include "llvm/Support/Compiler.h"
	35	#include "llvm/Support/ErrorHandling.h"
	36	#include "llvm/Support/ManagedStatic.h"
	37	#include "llvm/Support/Signals.h"
	38	#include "llvm/Support/TargetSelect.h"
	39	#include "llvm/Support/Timer.h"
	40	#include "llvm/Support/raw_ostream.h"
	41	#include <cstdio>
	42
	43	#ifdef CLANG_HAVE_RLIMITS
	44	#include <sys/resource.h>
	45	#endif
	46
	47	using namespace clang;
	48	using namespace llvm::opt;
	49
	50	//===----------------------------------------------------------------------===//
	51	// Main driver
	52	//===----------------------------------------------------------------------===//
	53
	54	static void LLVMErrorHandler(void *UserData, const std::string &Message,
	55	bool GenCrashDiag) {
	56	DiagnosticsEngine &Diags = static_cast<DiagnosticsEngine>(UserData);
	57
	58	Diags.Report(diag::err_fe_error_backend) << Message;
	59
	60	// Run the interrupt handlers to make sure any special cleanups get done, in
	61	// particular that we remove files registered with RemoveFileOnSignal.
	62	llvm::sys::RunInterruptHandlers();
	63
	64	// We cannot recover from llvm errors. When reporting a fatal error, exit
	65	// with status 70 to generate crash diagnostics. For BSD systems this is
	66	// defined as an internal software error. Otherwise, exit with status 1.
	67	exit(GenCrashDiag ? 70 : 1);
	68	}
	69
	70	#ifdef CLANG_HAVE_RLIMITS
	71	#if defined(__linux__) && defined(__PIE__)
	72	static size_t getCurrentStackAllocation() {
	73	// If we can't compute the current stack usage, allow for 512K of command
	74	// line arguments and environment.
	75	size_t Usage = 512 * 1024;
	76	if (FILE *StatFile = fopen("/proc/self/stat", "r")) {
	77	// We assume that the stack extends from its current address to the end of
	78	// the environment space. In reality, there is another string literal (the
	79	// program name) after the environment, but this is close enough (we only
	80	// need to be within 100K or so).
	81	unsigned long StackPtr, EnvEnd;
	82	// Disable silly GCC -Wformat warning that complains about length
	83	// modifiers on ignored format specifiers. We want to retain these
	84	// for documentation purposes even though they have no effect.
	85	#if defined(__GNUC__) && !defined(__clang__)
	86	#pragma GCC diagnostic push
	87	#pragma GCC diagnostic ignored "-Wformat"
	88	#endif
	89	if (fscanf(StatFile,
	90	"%d %s %c %d %d %d %d %d %u %lu %lu %lu %lu %lu "
	91	"%lu %ld %ld %ld %ld %ld %ld %llu %lu %ld %lu %lu "
	92	"%lu %lu %lu %lu %lu %lu %lu %lu %llu %lu %lu %d %d "
	93	"%u %u %llu %lu %ld %lu %lu %lu %lu %lu %lu %lu %d",
	94	&StackPtr, &EnvEnd) == 2) {
	95	#if defined(__GNUC__) && !defined(__clang__)
	96	#pragma GCC diagnostic pop
	97	#endif
	98	Usage = StackPtr < EnvEnd ? EnvEnd - StackPtr : StackPtr - EnvEnd;
	99	}
	100	fclose(StatFile);
	101	}
	102	return Usage;
	103	}
	104
	105	#include <alloca.h>
	106
	107	LLVM_ATTRIBUTE_NOINLINE
	108	static void ensureStackAddressSpace() {
	109	// Linux kernels prior to 4.1 will sometimes locate the heap of a PIE binary
	110	// relatively close to the stack (they are only guaranteed to be 128MiB
	111	// apart). This results in crashes if we happen to heap-allocate more than
	112	// 128MiB before we reach our stack high-water mark.
	113	//
	114	// To avoid these crashes, ensure that we have sufficient virtual memory
	115	// pages allocated before we start running.
	116	size_t Curr = getCurrentStackAllocation();
	117	const int kTargetStack = DesiredStackSize - 256 * 1024;
	118	if (Curr < kTargetStack) {
	119	volatile char *volatile Alloc =
	120	static_cast<volatile char *>(alloca(kTargetStack - Curr));
	121	Alloc[0] = 0;
	122	Alloc[kTargetStack - Curr - 1] = 0;
	123	}
	124	}
	125	#else
	126	static void ensureStackAddressSpace() {}
	127	#endif
	128
	129	/// Attempt to ensure that we have at least 8MiB of usable stack space.
	130	static void ensureSufficientStack() {
	131	struct rlimit rlim;
	132	if (getrlimit(RLIMIT_STACK, &rlim) != 0)
	133	return;
	134
	135	// Increase the soft stack limit to our desired level, if necessary and
	136	// possible.
	137	if (rlim.rlim_cur != RLIM_INFINITY &&
	138	rlim.rlim_cur < rlim_t(DesiredStackSize)) {
	139	// Try to allocate sufficient stack.
	140	if (rlim.rlim_max == RLIM_INFINITY \|\|
	141	rlim.rlim_max >= rlim_t(DesiredStackSize))
	142	rlim.rlim_cur = DesiredStackSize;
	143	else if (rlim.rlim_cur == rlim.rlim_max)
	144	return;
	145	else
	146	rlim.rlim_cur = rlim.rlim_max;
	147
	148	if (setrlimit(RLIMIT_STACK, &rlim) != 0 \|\|
	149	rlim.rlim_cur != DesiredStackSize)
	150	return;
	151	}
	152
	153	// We should now have a stack of size at least DesiredStackSize. Ensure
	154	// that we can actually use that much, if necessary.
	155	ensureStackAddressSpace();
	156	}
	157	#else
	158	static void ensureSufficientStack() {}
	159	#endif
	160
	161	int cc1_main(ArrayRef<const char > Argv, const char Argv0, void *MainAddr) {
	162	ensureSufficientStack();
	163
	164	std::unique_ptr<CompilerInstance> Clang(new CompilerInstance());
	165	IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
	166
	167	// Register the support for object-file-wrapped Clang modules.
	168	auto PCHOps = Clang->getPCHContainerOperations();
	169	PCHOps->registerWriter(llvm::make_unique<ObjectFilePCHContainerWriter>());
	170	PCHOps->registerReader(llvm::make_unique<ObjectFilePCHContainerReader>());
	171
	172	// Initialize targets first, so that --version shows registered targets.
	173	llvm::InitializeAllTargets();
	174	llvm::InitializeAllTargetMCs();
	175	llvm::InitializeAllAsmPrinters();
	176	llvm::InitializeAllAsmParsers();
	177
	178	// Buffer diagnostics from argument parsing so that we can output them using a
	179	// well formed diagnostic object.
	180	IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
	181	TextDiagnosticBuffer *DiagsBuffer = new TextDiagnosticBuffer;
	182	DiagnosticsEngine Diags(DiagID, &*DiagOpts, DiagsBuffer);
	183	bool Success = CompilerInvocation::CreateFromArgs(
	184	Clang->getInvocation(), Argv.begin(), Argv.end(), Diags);
	185
	186	// Infer the builtin include path if unspecified.
	187	if (Clang->getHeaderSearchOpts().UseBuiltinIncludes &&
	188	Clang->getHeaderSearchOpts().ResourceDir.empty())
	189	Clang->getHeaderSearchOpts().ResourceDir =
	190	CompilerInvocation::GetResourcesPath(Argv0, MainAddr);
	191
	192	// Create the actual diagnostics engine.
	193	Clang->createDiagnostics();
	194	if (!Clang->hasDiagnostics())
	195	return 1;
	196
	197	// Set an error handler, so that any LLVM backend diagnostics go through our
	198	// error handler.
	199	llvm::install_fatal_error_handler(LLVMErrorHandler,
	200	static_cast<void*>(&Clang->getDiagnostics()));
	201
	202	DiagsBuffer->FlushDiagnostics(Clang->getDiagnostics());
	203	if (!Success)
	204	return 1;
	205
	206	// Execute the frontend actions.
	207	Success = ExecuteCompilerInvocation(Clang.get());
	208
	209	// If any timers were active but haven't been destroyed yet, print their
	210	// results now. This happens in -disable-free mode.
	211	llvm::TimerGroup::printAll(llvm::errs());
	212
	213	// Our error handler depends on the Diagnostics object, which we're
	214	// potentially about to delete. Uninstall the handler now so that any
	215	// later errors use the default handling behavior instead.
	216	llvm::remove_fatal_error_handler();
	217
	218	// When running with -disable-free, don't do any destruction or shutdown.
	219	if (Clang->getFrontendOpts().DisableFree) {
	220	BuryPointer(std::move(Clang));
	221	return !Success;
	222	}
	223
	224	return !Success;
	225	}
	226

src/zig_clang_cc1as_main.cpp created+573

...	...	@@ -0,0 +1,573 @@
	1	//===-- cc1as_main.cpp - Clang Assembler ---------------------------------===//
	2	//
	3	// The LLVM Compiler Infrastructure
	4	//
	5	// This file is distributed under the University of Illinois Open Source
	6	// License. See LICENSE.TXT for details.
	7	//
	8	//===----------------------------------------------------------------------===//
	9	//
	10	// This is the entry point to the clang -cc1as functionality, which implements
	11	// the direct interface to the LLVM MC based assembler.
	12	//
	13	//===----------------------------------------------------------------------===//
	14
	15	#include "clang/Basic/Diagnostic.h"
	16	#include "clang/Basic/DiagnosticOptions.h"
	17	#include "clang/Driver/DriverDiagnostic.h"
	18	#include "clang/Driver/Options.h"
	19	#include "clang/Frontend/FrontendDiagnostic.h"
	20	#include "clang/Frontend/TextDiagnosticPrinter.h"
	21	#include "clang/Frontend/Utils.h"
	22	#include "llvm/ADT/STLExtras.h"
	23	#include "llvm/ADT/StringSwitch.h"
	24	#include "llvm/ADT/Triple.h"
	25	#include "llvm/IR/DataLayout.h"
	26	#include "llvm/MC/MCAsmBackend.h"
	27	#include "llvm/MC/MCAsmInfo.h"
	28	#include "llvm/MC/MCCodeEmitter.h"
	29	#include "llvm/MC/MCContext.h"
	30	#include "llvm/MC/MCInstrInfo.h"
	31	#include "llvm/MC/MCObjectFileInfo.h"
	32	#include "llvm/MC/MCObjectWriter.h"
	33	#include "llvm/MC/MCParser/MCAsmParser.h"
	34	#include "llvm/MC/MCParser/MCTargetAsmParser.h"
	35	#include "llvm/MC/MCRegisterInfo.h"
	36	#include "llvm/MC/MCStreamer.h"
	37	#include "llvm/MC/MCSubtargetInfo.h"
	38	#include "llvm/MC/MCTargetOptions.h"
	39	#include "llvm/Option/Arg.h"
	40	#include "llvm/Option/ArgList.h"
	41	#include "llvm/Option/OptTable.h"
	42	#include "llvm/Support/CommandLine.h"
	43	#include "llvm/Support/ErrorHandling.h"
	44	#include "llvm/Support/FileSystem.h"
	45	#include "llvm/Support/FormattedStream.h"
	46	#include "llvm/Support/Host.h"
	47	#include "llvm/Support/MemoryBuffer.h"
	48	#include "llvm/Support/Path.h"
	49	#include "llvm/Support/Signals.h"
	50	#include "llvm/Support/SourceMgr.h"
	51	#include "llvm/Support/TargetRegistry.h"
	52	#include "llvm/Support/TargetSelect.h"
	53	#include "llvm/Support/Timer.h"
	54	#include "llvm/Support/raw_ostream.h"
	55	#include <memory>
	56	#include <system_error>
	57	using namespace clang;
	58	using namespace clang::driver;
	59	using namespace clang::driver::options;
	60	using namespace llvm;
	61	using namespace llvm::opt;
	62
	63	namespace {
	64
	65	/// Helper class for representing a single invocation of the assembler.
	66	struct AssemblerInvocation {
	67	/// @name Target Options
	68	/// @{
	69
	70	/// The name of the target triple to assemble for.
	71	std::string Triple;
	72
	73	/// If given, the name of the target CPU to determine which instructions
	74	/// are legal.
	75	std::string CPU;
	76
	77	/// The list of target specific features to enable or disable -- this should
	78	/// be a list of strings starting with '+' or '-'.
	79	std::vector<std::string> Features;
	80
	81	/// The list of symbol definitions.
	82	std::vector<std::string> SymbolDefs;
	83
	84	/// @}
	85	/// @name Language Options
	86	/// @{
	87
	88	std::vector<std::string> IncludePaths;
	89	unsigned NoInitialTextSection : 1;
	90	unsigned SaveTemporaryLabels : 1;
	91	unsigned GenDwarfForAssembly : 1;
	92	unsigned RelaxELFRelocations : 1;
	93	unsigned DwarfVersion;
	94	std::string DwarfDebugFlags;
	95	std::string DwarfDebugProducer;
	96	std::string DebugCompilationDir;
	97	std::map<const std::string, const std::string> DebugPrefixMap;
	98	llvm::DebugCompressionType CompressDebugSections =
	99	llvm::DebugCompressionType::None;
	100	std::string MainFileName;
	101	std::string SplitDwarfFile;
	102
	103	/// @}
	104	/// @name Frontend Options
	105	/// @{
	106
	107	std::string InputFile;
	108	std::vector<std::string> LLVMArgs;
	109	std::string OutputPath;
	110	enum FileType {
	111	FT_Asm, ///< Assembly (.s) output, transliterate mode.
	112	FT_Null, ///< No output, for timing purposes.
	113	FT_Obj ///< Object file output.
	114	};
	115	FileType OutputType;
	116	unsigned ShowHelp : 1;
	117	unsigned ShowVersion : 1;
	118
	119	/// @}
	120	/// @name Transliterate Options
	121	/// @{
	122
	123	unsigned OutputAsmVariant;
	124	unsigned ShowEncoding : 1;
	125	unsigned ShowInst : 1;
	126
	127	/// @}
	128	/// @name Assembler Options
	129	/// @{
	130
	131	unsigned RelaxAll : 1;
	132	unsigned NoExecStack : 1;
	133	unsigned FatalWarnings : 1;
	134	unsigned IncrementalLinkerCompatible : 1;
	135
	136	/// The name of the relocation model to use.
	137	std::string RelocationModel;
	138
	139	/// @}
	140
	141	public:
	142	AssemblerInvocation() {
	143	Triple = "";
	144	NoInitialTextSection = 0;
	145	InputFile = "-";
	146	OutputPath = "-";
	147	OutputType = FT_Asm;
	148	OutputAsmVariant = 0;
	149	ShowInst = 0;
	150	ShowEncoding = 0;
	151	RelaxAll = 0;
	152	NoExecStack = 0;
	153	FatalWarnings = 0;
	154	IncrementalLinkerCompatible = 0;
	155	DwarfVersion = 0;
	156	}
	157
	158	static bool CreateFromArgs(AssemblerInvocation &Res,
	159	ArrayRef<const char *> Argv,
	160	DiagnosticsEngine &Diags);
	161	};
	162
	163	}
	164
	165	bool AssemblerInvocation::CreateFromArgs(AssemblerInvocation &Opts,
	166	ArrayRef<const char *> Argv,
	167	DiagnosticsEngine &Diags) {
	168	bool Success = true;
	169
	170	// Parse the arguments.
	171	std::unique_ptr<OptTable> OptTbl(createDriverOptTable());
	172
	173	const unsigned IncludedFlagsBitmask = options::CC1AsOption;
	174	unsigned MissingArgIndex, MissingArgCount;
	175	InputArgList Args = OptTbl->ParseArgs(Argv, MissingArgIndex, MissingArgCount,
	176	IncludedFlagsBitmask);
	177
	178	// Check for missing argument error.
	179	if (MissingArgCount) {
	180	Diags.Report(diag::err_drv_missing_argument)
	181	<< Args.getArgString(MissingArgIndex) << MissingArgCount;
	182	Success = false;
	183	}
	184
	185	// Issue errors on unknown arguments.
	186	for (const Arg *A : Args.filtered(OPT_UNKNOWN)) {
	187	auto ArgString = A->getAsString(Args);
	188	std::string Nearest;
	189	if (OptTbl->findNearest(ArgString, Nearest, IncludedFlagsBitmask) > 1)
	190	Diags.Report(diag::err_drv_unknown_argument) << ArgString;
	191	else
	192	Diags.Report(diag::err_drv_unknown_argument_with_suggestion)
	193	<< ArgString << Nearest;
	194	Success = false;
	195	}
	196
	197	// Construct the invocation.
	198
	199	// Target Options
	200	Opts.Triple = llvm::Triple::normalize(Args.getLastArgValue(OPT_triple));
	201	Opts.CPU = Args.getLastArgValue(OPT_target_cpu);
	202	Opts.Features = Args.getAllArgValues(OPT_target_feature);
	203
	204	// Use the default target triple if unspecified.
	205	if (Opts.Triple.empty())
	206	Opts.Triple = llvm::sys::getDefaultTargetTriple();
	207
	208	// Language Options
	209	Opts.IncludePaths = Args.getAllArgValues(OPT_I);
	210	Opts.NoInitialTextSection = Args.hasArg(OPT_n);
	211	Opts.SaveTemporaryLabels = Args.hasArg(OPT_msave_temp_labels);
	212	// Any DebugInfoKind implies GenDwarfForAssembly.
	213	Opts.GenDwarfForAssembly = Args.hasArg(OPT_debug_info_kind_EQ);
	214
	215	if (const Arg *A = Args.getLastArg(OPT_compress_debug_sections,
	216	OPT_compress_debug_sections_EQ)) {
	217	if (A->getOption().getID() == OPT_compress_debug_sections) {
	218	// TODO: be more clever about the compression type auto-detection
	219	Opts.CompressDebugSections = llvm::DebugCompressionType::GNU;
	220	} else {
	221	Opts.CompressDebugSections =
	222	llvm::StringSwitch<llvm::DebugCompressionType>(A->getValue())
	223	.Case("none", llvm::DebugCompressionType::None)
	224	.Case("zlib", llvm::DebugCompressionType::Z)
	225	.Case("zlib-gnu", llvm::DebugCompressionType::GNU)
	226	.Default(llvm::DebugCompressionType::None);
	227	}
	228	}
	229
	230	Opts.RelaxELFRelocations = Args.hasArg(OPT_mrelax_relocations);
	231	Opts.DwarfVersion = getLastArgIntValue(Args, OPT_dwarf_version_EQ, 2, Diags);
	232	Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags);
	233	Opts.DwarfDebugProducer = Args.getLastArgValue(OPT_dwarf_debug_producer);
	234	Opts.DebugCompilationDir = Args.getLastArgValue(OPT_fdebug_compilation_dir);
	235	Opts.MainFileName = Args.getLastArgValue(OPT_main_file_name);
	236
	237	for (const auto &Arg : Args.getAllArgValues(OPT_fdebug_prefix_map_EQ))
	238	Opts.DebugPrefixMap.insert(StringRef(Arg).split('='));
	239
	240	// Frontend Options
	241	if (Args.hasArg(OPT_INPUT)) {
	242	bool First = true;
	243	for (const Arg *A : Args.filtered(OPT_INPUT)) {
	244	if (First) {
	245	Opts.InputFile = A->getValue();
	246	First = false;
	247	} else {
	248	Diags.Report(diag::err_drv_unknown_argument) << A->getAsString(Args);
	249	Success = false;
	250	}
	251	}
	252	}
	253	Opts.LLVMArgs = Args.getAllArgValues(OPT_mllvm);
	254	Opts.OutputPath = Args.getLastArgValue(OPT_o);
	255	Opts.SplitDwarfFile = Args.getLastArgValue(OPT_split_dwarf_file);
	256	if (Arg *A = Args.getLastArg(OPT_filetype)) {
	257	StringRef Name = A->getValue();
	258	unsigned OutputType = StringSwitch<unsigned>(Name)
	259	.Case("asm", FT_Asm)
	260	.Case("null", FT_Null)
	261	.Case("obj", FT_Obj)
	262	.Default(~0U);
	263	if (OutputType == ~0U) {
	264	Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name;
	265	Success = false;
	266	} else
	267	Opts.OutputType = FileType(OutputType);
	268	}
	269	Opts.ShowHelp = Args.hasArg(OPT_help);
	270	Opts.ShowVersion = Args.hasArg(OPT_version);
	271
	272	// Transliterate Options
	273	Opts.OutputAsmVariant =
	274	getLastArgIntValue(Args, OPT_output_asm_variant, 0, Diags);
	275	Opts.ShowEncoding = Args.hasArg(OPT_show_encoding);
	276	Opts.ShowInst = Args.hasArg(OPT_show_inst);
	277
	278	// Assemble Options
	279	Opts.RelaxAll = Args.hasArg(OPT_mrelax_all);
	280	Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack);
	281	Opts.FatalWarnings = Args.hasArg(OPT_massembler_fatal_warnings);
	282	Opts.RelocationModel = Args.getLastArgValue(OPT_mrelocation_model, "pic");
	283	Opts.IncrementalLinkerCompatible =
	284	Args.hasArg(OPT_mincremental_linker_compatible);
	285	Opts.SymbolDefs = Args.getAllArgValues(OPT_defsym);
	286
	287	return Success;
	288	}
	289
	290	static std::unique_ptr<raw_fd_ostream>
	291	getOutputStream(StringRef Path, DiagnosticsEngine &Diags, bool Binary) {
	292	// Make sure that the Out file gets unlinked from the disk if we get a
	293	// SIGINT.
	294	if (Path != "-")
	295	sys::RemoveFileOnSignal(Path);
	296
	297	std::error_code EC;
	298	auto Out = llvm::make_unique<raw_fd_ostream>(
	299	Path, EC, (Binary ? sys::fs::F_None : sys::fs::F_Text));
	300	if (EC) {
	301	Diags.Report(diag::err_fe_unable_to_open_output) << Path << EC.message();
	302	return nullptr;
	303	}
	304
	305	return Out;
	306	}
	307
	308	static bool ExecuteAssembler(AssemblerInvocation &Opts,
	309	DiagnosticsEngine &Diags) {
	310	// Get the target specific parser.
	311	std::string Error;
	312	const Target *TheTarget = TargetRegistry::lookupTarget(Opts.Triple, Error);
	313	if (!TheTarget)
	314	return Diags.Report(diag::err_target_unknown_triple) << Opts.Triple;
	315
	316	ErrorOr<std::unique_ptr<MemoryBuffer>> Buffer =
	317	MemoryBuffer::getFileOrSTDIN(Opts.InputFile);
	318
	319	if (std::error_code EC = Buffer.getError()) {
	320	Error = EC.message();
	321	return Diags.Report(diag::err_fe_error_reading) << Opts.InputFile;
	322	}
	323
	324	SourceMgr SrcMgr;
	325
	326	// Tell SrcMgr about this buffer, which is what the parser will pick up.
	327	SrcMgr.AddNewSourceBuffer(std::move(*Buffer), SMLoc());
	328
	329	// Record the location of the include directories so that the lexer can find
	330	// it later.
	331	SrcMgr.setIncludeDirs(Opts.IncludePaths);
	332
	333	std::unique_ptr<MCRegisterInfo> MRI(TheTarget->createMCRegInfo(Opts.Triple));
	334	assert(MRI && "Unable to create target register info!");
	335
	336	std::unique_ptr<MCAsmInfo> MAI(TheTarget->createMCAsmInfo(*MRI, Opts.Triple));
	337	assert(MAI && "Unable to create target asm info!");
	338
	339	// Ensure MCAsmInfo initialization occurs before any use, otherwise sections
	340	// may be created with a combination of default and explicit settings.
	341	MAI->setCompressDebugSections(Opts.CompressDebugSections);
	342
	343	MAI->setRelaxELFRelocations(Opts.RelaxELFRelocations);
	344
	345	bool IsBinary = Opts.OutputType == AssemblerInvocation::FT_Obj;
	346	if (Opts.OutputPath.empty())
	347	Opts.OutputPath = "-";
	348	std::unique_ptr<raw_fd_ostream> FDOS =
	349	getOutputStream(Opts.OutputPath, Diags, IsBinary);
	350	if (!FDOS)
	351	return true;
	352	std::unique_ptr<raw_fd_ostream> DwoOS;
	353	if (!Opts.SplitDwarfFile.empty())
	354	DwoOS = getOutputStream(Opts.SplitDwarfFile, Diags, IsBinary);
	355
	356	// FIXME: This is not pretty. MCContext has a ptr to MCObjectFileInfo and
	357	// MCObjectFileInfo needs a MCContext reference in order to initialize itself.
	358	std::unique_ptr<MCObjectFileInfo> MOFI(new MCObjectFileInfo());
	359
	360	MCContext Ctx(MAI.get(), MRI.get(), MOFI.get(), &SrcMgr);
	361
	362	bool PIC = false;
	363	if (Opts.RelocationModel == "static") {
	364	PIC = false;
	365	} else if (Opts.RelocationModel == "pic") {
	366	PIC = true;
	367	} else {
	368	assert(Opts.RelocationModel == "dynamic-no-pic" &&
	369	"Invalid PIC model!");
	370	PIC = false;
	371	}
	372
	373	MOFI->InitMCObjectFileInfo(Triple(Opts.Triple), PIC, Ctx);
	374	if (Opts.SaveTemporaryLabels)
	375	Ctx.setAllowTemporaryLabels(false);
	376	if (Opts.GenDwarfForAssembly)
	377	Ctx.setGenDwarfForAssembly(true);
	378	if (!Opts.DwarfDebugFlags.empty())
	379	Ctx.setDwarfDebugFlags(StringRef(Opts.DwarfDebugFlags));
	380	if (!Opts.DwarfDebugProducer.empty())
	381	Ctx.setDwarfDebugProducer(StringRef(Opts.DwarfDebugProducer));
	382	if (!Opts.DebugCompilationDir.empty())
	383	Ctx.setCompilationDir(Opts.DebugCompilationDir);
	384	if (!Opts.DebugPrefixMap.empty())
	385	for (const auto &KV : Opts.DebugPrefixMap)
	386	Ctx.addDebugPrefixMapEntry(KV.first, KV.second);
	387	if (!Opts.MainFileName.empty())
	388	Ctx.setMainFileName(StringRef(Opts.MainFileName));
	389	Ctx.setDwarfVersion(Opts.DwarfVersion);
	390
	391	// Build up the feature string from the target feature list.
	392	std::string FS;
	393	if (!Opts.Features.empty()) {
	394	FS = Opts.Features[0];
	395	for (unsigned i = 1, e = Opts.Features.size(); i != e; ++i)
	396	FS += "," + Opts.Features[i];
	397	}
	398
	399	std::unique_ptr<MCStreamer> Str;
	400
	401	std::unique_ptr<MCInstrInfo> MCII(TheTarget->createMCInstrInfo());
	402	std::unique_ptr<MCSubtargetInfo> STI(
	403	TheTarget->createMCSubtargetInfo(Opts.Triple, Opts.CPU, FS));
	404
	405	raw_pwrite_stream *Out = FDOS.get();
	406	std::unique_ptr<buffer_ostream> BOS;
	407
	408	// FIXME: There is a bit of code duplication with addPassesToEmitFile.
	409	if (Opts.OutputType == AssemblerInvocation::FT_Asm) {
	410	MCInstPrinter *IP = TheTarget->createMCInstPrinter(
	411	llvm::Triple(Opts.Triple), Opts.OutputAsmVariant, MAI, MCII, *MRI);
	412
	413	std::unique_ptr<MCCodeEmitter> CE;
	414	if (Opts.ShowEncoding)
	415	CE.reset(TheTarget->createMCCodeEmitter(MCII, MRI, Ctx));
	416	MCTargetOptions MCOptions;
	417	std::unique_ptr<MCAsmBackend> MAB(
	418	TheTarget->createMCAsmBackend(STI, MRI, MCOptions));
	419
	420	auto FOut = llvm::make_unique<formatted_raw_ostream>(*Out);
	421	Str.reset(TheTarget->createAsmStreamer(
	422	Ctx, std::move(FOut), /asmverbose/ true,
	423	/useDwarfDirectory/ true, IP, std::move(CE), std::move(MAB),
	424	Opts.ShowInst));
	425	} else if (Opts.OutputType == AssemblerInvocation::FT_Null) {
	426	Str.reset(createNullStreamer(Ctx));
	427	} else {
	428	assert(Opts.OutputType == AssemblerInvocation::FT_Obj &&
	429	"Invalid file type!");
	430	if (!FDOS->supportsSeeking()) {
	431	BOS = make_unique<buffer_ostream>(*FDOS);
	432	Out = BOS.get();
	433	}
	434
	435	std::unique_ptr<MCCodeEmitter> CE(
	436	TheTarget->createMCCodeEmitter(MCII, MRI, Ctx));
	437	MCTargetOptions MCOptions;
	438	std::unique_ptr<MCAsmBackend> MAB(
	439	TheTarget->createMCAsmBackend(STI, MRI, MCOptions));
	440	std::unique_ptr<MCObjectWriter> OW =
	441	DwoOS ? MAB->createDwoObjectWriter(Out, DwoOS)
	442	: MAB->createObjectWriter(*Out);
	443
	444	Triple T(Opts.Triple);
	445	Str.reset(TheTarget->createMCObjectStreamer(
	446	T, Ctx, std::move(MAB), std::move(OW), std::move(CE), *STI,
	447	Opts.RelaxAll, Opts.IncrementalLinkerCompatible,
	448	/DWARFMustBeAtTheEnd/ true));
	449	Str.get()->InitSections(Opts.NoExecStack);
	450	}
	451
	452	// Assembly to object compilation should leverage assembly info.
	453	Str->setUseAssemblerInfoForParsing(true);
	454
	455	bool Failed = false;
	456
	457	std::unique_ptr<MCAsmParser> Parser(
	458	createMCAsmParser(SrcMgr, Ctx, Str.get(), MAI));
	459
	460	// FIXME: init MCTargetOptions from sanitizer flags here.
	461	MCTargetOptions Options;
	462	std::unique_ptr<MCTargetAsmParser> TAP(
	463	TheTarget->createMCAsmParser(STI, Parser, *MCII, Options));
	464	if (!TAP)
	465	Failed = Diags.Report(diag::err_target_unknown_triple) << Opts.Triple;
	466
	467	// Set values for symbols, if any.
	468	for (auto &S : Opts.SymbolDefs) {
	469	auto Pair = StringRef(S).split('=');
	470	auto Sym = Pair.first;
	471	auto Val = Pair.second;
	472	int64_t Value;
	473	// We have already error checked this in the driver.
	474	Val.getAsInteger(0, Value);
	475	Ctx.setSymbolValue(Parser->getStreamer(), Sym, Value);
	476	}
	477
	478	if (!Failed) {
	479	Parser->setTargetParser(*TAP.get());
	480	Failed = Parser->Run(Opts.NoInitialTextSection);
	481	}
	482
	483	// Close Streamer first.
	484	// It might have a reference to the output stream.
	485	Str.reset();
	486	// Close the output stream early.
	487	BOS.reset();
	488	FDOS.reset();
	489
	490	// Delete output file if there were errors.
	491	if (Failed) {
	492	if (Opts.OutputPath != "-")
	493	sys::fs::remove(Opts.OutputPath);
	494	if (!Opts.SplitDwarfFile.empty() && Opts.SplitDwarfFile != "-")
	495	sys::fs::remove(Opts.SplitDwarfFile);
	496	}
	497
	498	return Failed;
	499	}
	500
	501	static void LLVMErrorHandler(void *UserData, const std::string &Message,
	502	bool GenCrashDiag) {
	503	DiagnosticsEngine &Diags = static_cast<DiagnosticsEngine>(UserData);
	504
	505	Diags.Report(diag::err_fe_error_backend) << Message;
	506
	507	// We cannot recover from llvm errors.
	508	exit(1);
	509	}
	510
	511	int cc1as_main(ArrayRef<const char > Argv, const char Argv0, void *MainAddr) {
	512	// Initialize targets and assembly printers/parsers.
	513	InitializeAllTargetInfos();
	514	InitializeAllTargetMCs();
	515	InitializeAllAsmParsers();
	516
	517	// Construct our diagnostic client.
	518	IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
	519	TextDiagnosticPrinter *DiagClient
	520	= new TextDiagnosticPrinter(errs(), &*DiagOpts);
	521	DiagClient->setPrefix("clang -cc1as");
	522	IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
	523	DiagnosticsEngine Diags(DiagID, &*DiagOpts, DiagClient);
	524
	525	// Set an error handler, so that any LLVM backend diagnostics go through our
	526	// error handler.
	527	ScopedFatalErrorHandler FatalErrorHandler
	528	(LLVMErrorHandler, static_cast<void*>(&Diags));
	529
	530	// Parse the arguments.
	531	AssemblerInvocation Asm;
	532	if (!AssemblerInvocation::CreateFromArgs(Asm, Argv, Diags))
	533	return 1;
	534
	535	if (Asm.ShowHelp) {
	536	std::unique_ptr<OptTable> Opts(driver::createDriverOptTable());
	537	Opts->PrintHelp(llvm::outs(), "clang -cc1as", "Clang Integrated Assembler",
	538	/Include=/driver::options::CC1AsOption, /Exclude=/0,
	539	/ShowAllAliases=/false);
	540	return 0;
	541	}
	542
	543	// Honor -version.
	544	//
	545	// FIXME: Use a better -version message?
	546	if (Asm.ShowVersion) {
	547	llvm::cl::PrintVersionMessage();
	548	return 0;
	549	}
	550
	551	// Honor -mllvm.
	552	//
	553	// FIXME: Remove this, one day.
	554	if (!Asm.LLVMArgs.empty()) {
	555	unsigned NumArgs = Asm.LLVMArgs.size();
	556	auto Args = llvm::make_unique<const char*[]>(NumArgs + 2);
	557	Args[0] = "clang (LLVM option parsing)";
	558	for (unsigned i = 0; i != NumArgs; ++i)
	559	Args[i + 1] = Asm.LLVMArgs[i].c_str();
	560	Args[NumArgs + 1] = nullptr;
	561	llvm::cl::ParseCommandLineOptions(NumArgs + 1, Args.get());
	562	}
	563
	564	// Execute the invocation, unless there were parsing errors.
	565	bool Failed = Diags.hasErrorOccurred() \|\| ExecuteAssembler(Asm, Diags);
	566
	567	// If any timers were active but haven't been destroyed yet, print their
	568	// results now.
	569	TimerGroup::printAll(errs());
	570
	571	return !!Failed;
	572	}
	573

src/zig_clang_driver.cpp created+513

...	...	@@ -0,0 +1,513 @@
	1	//===-- driver.cpp - Clang GCC-Compatible Driver --------------------------===//
	2	//
	3	// The LLVM Compiler Infrastructure
	4	//
	5	// This file is distributed under the University of Illinois Open Source
	6	// License. See LICENSE.TXT for details.
	7	//
	8	//===----------------------------------------------------------------------===//
	9	//
	10	// This is the entry point to the clang driver; it is a thin wrapper
	11	// for functionality in the Driver clang library.
	12	//
	13	//===----------------------------------------------------------------------===//
	14
	15	#include "clang/Driver/Driver.h"
	16	#include "clang/Basic/DiagnosticOptions.h"
	17	#include "clang/Driver/Compilation.h"
	18	#include "clang/Driver/DriverDiagnostic.h"
	19	#include "clang/Driver/Options.h"
	20	#include "clang/Driver/ToolChain.h"
	21	#include "clang/Frontend/ChainedDiagnosticConsumer.h"
	22	#include "clang/Frontend/CompilerInvocation.h"
	23	#include "clang/Frontend/SerializedDiagnosticPrinter.h"
	24	#include "clang/Frontend/TextDiagnosticPrinter.h"
	25	#include "clang/Frontend/Utils.h"
	26	#include "llvm/ADT/ArrayRef.h"
	27	#include "llvm/ADT/SmallString.h"
	28	#include "llvm/ADT/SmallVector.h"
	29	#include "llvm/Option/ArgList.h"
	30	#include "llvm/Option/OptTable.h"
	31	#include "llvm/Option/Option.h"
	32	#include "llvm/Support/CommandLine.h"
	33	#include "llvm/Support/ErrorHandling.h"
	34	#include "llvm/Support/FileSystem.h"
	35	#include "llvm/Support/Host.h"
	36	#include "llvm/Support/InitLLVM.h"
	37	#include "llvm/Support/Path.h"
	38	#include "llvm/Support/Process.h"
	39	#include "llvm/Support/Program.h"
	40	#include "llvm/Support/Regex.h"
	41	#include "llvm/Support/Signals.h"
	42	#include "llvm/Support/StringSaver.h"
	43	#include "llvm/Support/TargetSelect.h"
	44	#include "llvm/Support/Timer.h"
	45	#include "llvm/Support/raw_ostream.h"
	46	#include <memory>
	47	#include <set>
	48	#include <system_error>
	49	using namespace clang;
	50	using namespace clang::driver;
	51	using namespace llvm::opt;
	52
	53	std::string GetExecutablePath(const char *Argv0, bool CanonicalPrefixes) {
	54	if (!CanonicalPrefixes) {
	55	SmallString<128> ExecutablePath(Argv0);
	56	// Do a PATH lookup if Argv0 isn't a valid path.
	57	if (!llvm::sys::fs::exists(ExecutablePath))
	58	if (llvm::ErrorOr<std::string> P =
	59	llvm::sys::findProgramByName(ExecutablePath))
	60	ExecutablePath = *P;
	61	return ExecutablePath.str();
	62	}
	63
	64	// This just needs to be some symbol in the binary; C++ doesn't
	65	// allow taking the address of ::main however.
	66	void P = (void) (intptr_t) GetExecutablePath;
	67	return llvm::sys::fs::getMainExecutable(Argv0, P);
	68	}
	69
	70	static const char *GetStableCStr(std::set<std::string> &SavedStrings,
	71	StringRef S) {
	72	return SavedStrings.insert(S).first->c_str();
	73	}
	74
	75	/// ApplyQAOverride - Apply a list of edits to the input argument lists.
	76	///
	77	/// The input string is a space separate list of edits to perform,
	78	/// they are applied in order to the input argument lists. Edits
	79	/// should be one of the following forms:
	80	///
	81	/// '#': Silence information about the changes to the command line arguments.
	82	///
	83	/// '^': Add FOO as a new argument at the beginning of the command line.
	84	///
	85	/// '+': Add FOO as a new argument at the end of the command line.
	86	///
	87	/// 's/XXX/YYY/': Substitute the regular expression XXX with YYY in the command
	88	/// line.
	89	///
	90	/// 'xOPTION': Removes all instances of the literal argument OPTION.
	91	///
	92	/// 'XOPTION': Removes all instances of the literal argument OPTION,
	93	/// and the following argument.
	94	///
	95	/// 'Ox': Removes all flags matching 'O' or 'O[sz0-9]' and adds 'Ox'
	96	/// at the end of the command line.
	97	///
	98	/// \param OS - The stream to write edit information to.
	99	/// \param Args - The vector of command line arguments.
	100	/// \param Edit - The override command to perform.
	101	/// \param SavedStrings - Set to use for storing string representations.
	102	static void ApplyOneQAOverride(raw_ostream &OS,
	103	SmallVectorImpl<const char*> &Args,
	104	StringRef Edit,
	105	std::set<std::string> &SavedStrings) {
	106	// This does not need to be efficient.
	107
	108	if (Edit[0] == '^') {
	109	const char *Str =
	110	GetStableCStr(SavedStrings, Edit.substr(1));
	111	OS << "### Adding argument " << Str << " at beginning\n";
	112	Args.insert(Args.begin() + 1, Str);
	113	} else if (Edit[0] == '+') {
	114	const char *Str =
	115	GetStableCStr(SavedStrings, Edit.substr(1));
	116	OS << "### Adding argument " << Str << " at end\n";
	117	Args.push_back(Str);
	118	} else if (Edit[0] == 's' && Edit[1] == '/' && Edit.endswith("/") &&
	119	Edit.slice(2, Edit.size()-1).find('/') != StringRef::npos) {
	120	StringRef MatchPattern = Edit.substr(2).split('/').first;
	121	StringRef ReplPattern = Edit.substr(2).split('/').second;
	122	ReplPattern = ReplPattern.slice(0, ReplPattern.size()-1);
	123
	124	for (unsigned i = 1, e = Args.size(); i != e; ++i) {
	125	// Ignore end-of-line response file markers
	126	if (Args[i] == nullptr)
	127	continue;
	128	std::string Repl = llvm::Regex(MatchPattern).sub(ReplPattern, Args[i]);
	129
	130	if (Repl != Args[i]) {
	131	OS << "### Replacing '" << Args[i] << "' with '" << Repl << "'\n";
	132	Args[i] = GetStableCStr(SavedStrings, Repl);
	133	}
	134	}
	135	} else if (Edit[0] == 'x' \|\| Edit[0] == 'X') {
	136	auto Option = Edit.substr(1);
	137	for (unsigned i = 1; i < Args.size();) {
	138	if (Option == Args[i]) {
	139	OS << "### Deleting argument " << Args[i] << '\n';
	140	Args.erase(Args.begin() + i);
	141	if (Edit[0] == 'X') {
	142	if (i < Args.size()) {
	143	OS << "### Deleting argument " << Args[i] << '\n';
	144	Args.erase(Args.begin() + i);
	145	} else
	146	OS << "### Invalid X edit, end of command line!\n";
	147	}
	148	} else
	149	++i;
	150	}
	151	} else if (Edit[0] == 'O') {
	152	for (unsigned i = 1; i < Args.size();) {
	153	const char *A = Args[i];
	154	// Ignore end-of-line response file markers
	155	if (A == nullptr)
	156	continue;
	157	if (A[0] == '-' && A[1] == 'O' &&
	158	(A[2] == '\0' \|\|
	159	(A[3] == '\0' && (A[2] == 's' \|\| A[2] == 'z' \|\|
	160	('0' <= A[2] && A[2] <= '9'))))) {
	161	OS << "### Deleting argument " << Args[i] << '\n';
	162	Args.erase(Args.begin() + i);
	163	} else
	164	++i;
	165	}
	166	OS << "### Adding argument " << Edit << " at end\n";
	167	Args.push_back(GetStableCStr(SavedStrings, '-' + Edit.str()));
	168	} else {
	169	OS << "### Unrecognized edit: " << Edit << "\n";
	170	}
	171	}
	172
	173	/// ApplyQAOverride - Apply a comma separate list of edits to the
	174	/// input argument lists. See ApplyOneQAOverride.
	175	static void ApplyQAOverride(SmallVectorImpl<const char*> &Args,
	176	const char *OverrideStr,
	177	std::set<std::string> &SavedStrings) {
	178	raw_ostream *OS = &llvm::errs();
	179
	180	if (OverrideStr[0] == '#') {
	181	++OverrideStr;
	182	OS = &llvm::nulls();
	183	}
	184
	185	*OS << "### CCC_OVERRIDE_OPTIONS: " << OverrideStr << "\n";
	186
	187	// This does not need to be efficient.
	188
	189	const char *S = OverrideStr;
	190	while (*S) {
	191	const char *End = ::strchr(S, ' ');
	192	if (!End)
	193	End = S + strlen(S);
	194	if (End != S)
	195	ApplyOneQAOverride(*OS, Args, std::string(S, End), SavedStrings);
	196	S = End;
	197	if (*S != '\0')
	198	++S;
	199	}
	200	}
	201
	202	extern int cc1_main(ArrayRef<const char > Argv, const char Argv0,
	203	void *MainAddr);
	204	extern int cc1as_main(ArrayRef<const char > Argv, const char Argv0,
	205	void *MainAddr);
	206
	207	static void insertTargetAndModeArgs(const ParsedClangName &NameParts,
	208	SmallVectorImpl<const char *> &ArgVector,
	209	std::set<std::string> &SavedStrings) {
	210	// Put target and mode arguments at the start of argument list so that
	211	// arguments specified in command line could override them. Avoid putting
	212	// them at index 0, as an option like '-cc1' must remain the first.
	213	int InsertionPoint = 0;
	214	if (ArgVector.size() > 0)
	215	++InsertionPoint;
	216
	217	if (NameParts.DriverMode) {
	218	// Add the mode flag to the arguments.
	219	ArgVector.insert(ArgVector.begin() + InsertionPoint,
	220	GetStableCStr(SavedStrings, NameParts.DriverMode));
	221	}
	222
	223	if (NameParts.TargetIsValid) {
	224	const char *arr[] = {"-target", GetStableCStr(SavedStrings,
	225	NameParts.TargetPrefix)};
	226	ArgVector.insert(ArgVector.begin() + InsertionPoint,
	227	std::begin(arr), std::end(arr));
	228	}
	229	}
	230
	231	static void getCLEnvVarOptions(std::string &EnvValue, llvm::StringSaver &Saver,
	232	SmallVectorImpl<const char *> &Opts) {
	233	llvm::cl::TokenizeWindowsCommandLine(EnvValue, Saver, Opts);
	234	// The first instance of '#' should be replaced with '=' in each option.
	235	for (const char *Opt : Opts)
	236	if (char NumberSignPtr = const_cast<char >(::strchr(Opt, '#')))
	237	*NumberSignPtr = '=';
	238	}
	239
	240	static void SetBackdoorDriverOutputsFromEnvVars(Driver &TheDriver) {
	241	// Handle CC_PRINT_OPTIONS and CC_PRINT_OPTIONS_FILE.
	242	TheDriver.CCPrintOptions = !!::getenv("CC_PRINT_OPTIONS");
	243	if (TheDriver.CCPrintOptions)
	244	TheDriver.CCPrintOptionsFilename = ::getenv("CC_PRINT_OPTIONS_FILE");
	245
	246	// Handle CC_PRINT_HEADERS and CC_PRINT_HEADERS_FILE.
	247	TheDriver.CCPrintHeaders = !!::getenv("CC_PRINT_HEADERS");
	248	if (TheDriver.CCPrintHeaders)
	249	TheDriver.CCPrintHeadersFilename = ::getenv("CC_PRINT_HEADERS_FILE");
	250
	251	// Handle CC_LOG_DIAGNOSTICS and CC_LOG_DIAGNOSTICS_FILE.
	252	TheDriver.CCLogDiagnostics = !!::getenv("CC_LOG_DIAGNOSTICS");
	253	if (TheDriver.CCLogDiagnostics)
	254	TheDriver.CCLogDiagnosticsFilename = ::getenv("CC_LOG_DIAGNOSTICS_FILE");
	255	}
	256
	257	static void FixupDiagPrefixExeName(TextDiagnosticPrinter *DiagClient,
	258	const std::string &Path) {
	259	// If the clang binary happens to be named cl.exe for compatibility reasons,
	260	// use clang-cl.exe as the prefix to avoid confusion between clang and MSVC.
	261	StringRef ExeBasename(llvm::sys::path::filename(Path));
	262	if (ExeBasename.equals_lower("cl.exe"))
	263	ExeBasename = "clang-cl.exe";
	264	DiagClient->setPrefix(ExeBasename);
	265	}
	266
	267	// This lets us create the DiagnosticsEngine with a properly-filled-out
	268	// DiagnosticOptions instance.
	269	static DiagnosticOptions *
	270	CreateAndPopulateDiagOpts(ArrayRef<const char *> argv) {
	271	auto *DiagOpts = new DiagnosticOptions;
	272	std::unique_ptr<OptTable> Opts(createDriverOptTable());
	273	unsigned MissingArgIndex, MissingArgCount;
	274	InputArgList Args =
	275	Opts->ParseArgs(argv.slice(1), MissingArgIndex, MissingArgCount);
	276	// We ignore MissingArgCount and the return value of ParseDiagnosticArgs.
	277	// Any errors that would be diagnosed here will also be diagnosed later,
	278	// when the DiagnosticsEngine actually exists.
	279	(void)ParseDiagnosticArgs(*DiagOpts, Args);
	280	return DiagOpts;
	281	}
	282
	283	static void SetInstallDir(SmallVectorImpl<const char *> &argv,
	284	Driver &TheDriver, bool CanonicalPrefixes) {
	285	// Attempt to find the original path used to invoke the driver, to determine
	286	// the installed path. We do this manually, because we want to support that
	287	// path being a symlink.
	288	SmallString<128> InstalledPath(argv[0]);
	289
	290	// Do a PATH lookup, if there are no directory components.
	291	if (llvm::sys::path::filename(InstalledPath) == InstalledPath)
	292	if (llvm::ErrorOr<std::string> Tmp = llvm::sys::findProgramByName(
	293	llvm::sys::path::filename(InstalledPath.str())))
	294	InstalledPath = *Tmp;
	295
	296	// FIXME: We don't actually canonicalize this, we just make it absolute.
	297	if (CanonicalPrefixes)
	298	llvm::sys::fs::make_absolute(InstalledPath);
	299
	300	StringRef InstalledPathParent(llvm::sys::path::parent_path(InstalledPath));
	301	if (llvm::sys::fs::exists(InstalledPathParent))
	302	TheDriver.setInstalledDir(InstalledPathParent);
	303	}
	304
	305	static int ExecuteCC1Tool(ArrayRef<const char *> argv, StringRef Tool) {
	306	void GetExecutablePathVP = (void )(intptr_t) GetExecutablePath;
	307	if (Tool == "")
	308	return cc1_main(argv.slice(2), argv[0], GetExecutablePathVP);
	309	if (Tool == "as")
	310	return cc1as_main(argv.slice(2), argv[0], GetExecutablePathVP);
	311
	312	// Reject unknown tools.
	313	llvm::errs() << "error: unknown integrated tool '" << Tool << "'. "
	314	<< "Valid tools include '-cc1' and '-cc1as'.\n";
	315	return 1;
	316	}
	317
	318	extern "C" int ZigClang_main(int argc_, const char **argv_);
	319	int ZigClang_main(int argc_, const char **argv_) {
	320	llvm::InitLLVM X(argc_, argv_);
	321	size_t argv_offset = (strcmp(argv_[1], "-cc1") == 0 \|\| strcmp(argv_[1], "-cc1as") == 0) ? 0 : 1;
	322	SmallVector<const char *, 256> argv(argv_ + argv_offset, argv_ + argc_);
	323
	324	if (llvm::sys::Process::FixupStandardFileDescriptors())
	325	return 1;
	326
	327	llvm::InitializeAllTargets();
	328	auto TargetAndMode = ToolChain::getTargetAndModeFromProgramName(argv[0]);
	329
	330	llvm::BumpPtrAllocator A;
	331	llvm::StringSaver Saver(A);
	332
	333	// Parse response files using the GNU syntax, unless we're in CL mode. There
	334	// are two ways to put clang in CL compatibility mode: argv[0] is either
	335	// clang-cl or cl, or --driver-mode=cl is on the command line. The normal
	336	// command line parsing can't happen until after response file parsing, so we
	337	// have to manually search for a --driver-mode=cl argument the hard way.
	338	// Finally, our -cc1 tools don't care which tokenization mode we use because
	339	// response files written by clang will tokenize the same way in either mode.
	340	bool ClangCLMode = false;
	341	if (StringRef(TargetAndMode.DriverMode).equals("--driver-mode=cl") \|\|
	342	std::find_if(argv.begin(), argv.end(), [](const char *F) {
	343	return F && strcmp(F, "--driver-mode=cl") == 0;
	344	}) != argv.end()) {
	345	ClangCLMode = true;
	346	}
	347	enum { Default, POSIX, Windows } RSPQuoting = Default;
	348	for (const char *F : argv) {
	349	if (strcmp(F, "--rsp-quoting=posix") == 0)
	350	RSPQuoting = POSIX;
	351	else if (strcmp(F, "--rsp-quoting=windows") == 0)
	352	RSPQuoting = Windows;
	353	}
	354
	355	// Determines whether we want nullptr markers in argv to indicate response
	356	// files end-of-lines. We only use this for the /LINK driver argument with
	357	// clang-cl.exe on Windows.
	358	bool MarkEOLs = ClangCLMode;
	359
	360	llvm::cl::TokenizerCallback Tokenizer;
	361	if (RSPQuoting == Windows \|\| (RSPQuoting == Default && ClangCLMode))
	362	Tokenizer = &llvm::cl::TokenizeWindowsCommandLine;
	363	else
	364	Tokenizer = &llvm::cl::TokenizeGNUCommandLine;
	365
	366	if (MarkEOLs && argv.size() > 1 && StringRef(argv[1]).startswith("-cc1"))
	367	MarkEOLs = false;
	368	llvm::cl::ExpandResponseFiles(Saver, Tokenizer, argv, MarkEOLs);
	369
	370	// Handle -cc1 integrated tools, even if -cc1 was expanded from a response
	371	// file.
	372	auto FirstArg = std::find_if(argv.begin() + 1, argv.end(),
	373	[](const char *A) { return A != nullptr; });
	374	if (FirstArg != argv.end() && StringRef(*FirstArg).startswith("-cc1")) {
	375	// If -cc1 came from a response file, remove the EOL sentinels.
	376	if (MarkEOLs) {
	377	auto newEnd = std::remove(argv.begin(), argv.end(), nullptr);
	378	argv.resize(newEnd - argv.begin());
	379	}
	380	return ExecuteCC1Tool(argv, argv[1] + 4);
	381	}
	382
	383	bool CanonicalPrefixes = true;
	384	for (int i = 1, size = argv.size(); i < size; ++i) {
	385	// Skip end-of-line response file markers
	386	if (argv[i] == nullptr)
	387	continue;
	388	if (StringRef(argv[i]) == "-no-canonical-prefixes") {
	389	CanonicalPrefixes = false;
	390	break;
	391	}
	392	}
	393
	394	// Handle CL and _CL_ which permits additional command line options to be
	395	// prepended or appended.
	396	if (ClangCLMode) {
	397	// Arguments in "CL" are prepended.
	398	llvm::Optional<std::string> OptCL = llvm::sys::Process::GetEnv("CL");
	399	if (OptCL.hasValue()) {
	400	SmallVector<const char *, 8> PrependedOpts;
	401	getCLEnvVarOptions(OptCL.getValue(), Saver, PrependedOpts);
	402
	403	// Insert right after the program name to prepend to the argument list.
	404	argv.insert(argv.begin() + 1, PrependedOpts.begin(), PrependedOpts.end());
	405	}
	406	// Arguments in "_CL_" are appended.
	407	llvm::Optional<std::string> Opt_CL_ = llvm::sys::Process::GetEnv("_CL_");
	408	if (Opt_CL_.hasValue()) {
	409	SmallVector<const char *, 8> AppendedOpts;
	410	getCLEnvVarOptions(Opt_CL_.getValue(), Saver, AppendedOpts);
	411
	412	// Insert at the end of the argument list to append.
	413	argv.append(AppendedOpts.begin(), AppendedOpts.end());
	414	}
	415	}
	416
	417	std::set<std::string> SavedStrings;
	418	// Handle CCC_OVERRIDE_OPTIONS, used for editing a command line behind the
	419	// scenes.
	420	if (const char *OverrideStr = ::getenv("CCC_OVERRIDE_OPTIONS")) {
	421	// FIXME: Driver shouldn't take extra initial argument.
	422	ApplyQAOverride(argv, OverrideStr, SavedStrings);
	423	}
	424
	425	std::string Path = GetExecutablePath(argv[0], CanonicalPrefixes);
	426
	427	IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts =
	428	CreateAndPopulateDiagOpts(argv);
	429
	430	TextDiagnosticPrinter *DiagClient
	431	= new TextDiagnosticPrinter(llvm::errs(), &*DiagOpts);
	432	FixupDiagPrefixExeName(DiagClient, Path);
	433
	434	IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
	435
	436	DiagnosticsEngine Diags(DiagID, &*DiagOpts, DiagClient);
	437
	438	if (!DiagOpts->DiagnosticSerializationFile.empty()) {
	439	auto SerializedConsumer =
	440	clang::serialized_diags::create(DiagOpts->DiagnosticSerializationFile,
	441	&DiagOpts, /MergeChildRecords=*/true);
	442	Diags.setClient(new ChainedDiagnosticConsumer(
	443	Diags.takeClient(), std::move(SerializedConsumer)));
	444	}
	445
	446	ProcessWarningOptions(Diags, DiagOpts, /ReportDiags=*/false);
	447
	448	Driver TheDriver(Path, llvm::sys::getDefaultTargetTriple(), Diags);
	449	SetInstallDir(argv, TheDriver, CanonicalPrefixes);
	450	TheDriver.setTargetAndMode(TargetAndMode);
	451
	452	insertTargetAndModeArgs(TargetAndMode, argv, SavedStrings);
	453
	454	SetBackdoorDriverOutputsFromEnvVars(TheDriver);
	455
	456	std::unique_ptr<Compilation> C(TheDriver.BuildCompilation(argv));
	457	int Res = 1;
	458	if (C && !C->containsError()) {
	459	SmallVector<std::pair<int, const Command *>, 4> FailingCommands;
	460	Res = TheDriver.ExecuteCompilation(*C, FailingCommands);
	461
	462	// Force a crash to test the diagnostics.
	463	if (TheDriver.GenReproducer) {
	464	Diags.Report(diag::err_drv_force_crash)
	465	<< !::getenv("FORCE_CLANG_DIAGNOSTICS_CRASH");
	466
	467	// Pretend that every command failed.
	468	FailingCommands.clear();
	469	for (const auto &J : C->getJobs())
	470	if (const Command *C = dyn_cast<Command>(&J))
	471	FailingCommands.push_back(std::make_pair(-1, C));
	472	}
	473
	474	for (const auto &P : FailingCommands) {
	475	int CommandRes = P.first;
	476	const Command *FailingCommand = P.second;
	477	if (!Res)
	478	Res = CommandRes;
	479
	480	// If result status is < 0, then the driver command signalled an error.
	481	// If result status is 70, then the driver command reported a fatal error.
	482	// On Windows, abort will return an exit code of 3. In these cases,
	483	// generate additional diagnostic information if possible.
	484	bool DiagnoseCrash = CommandRes < 0 \|\| CommandRes == 70;
	485	#ifdef _WIN32
	486	DiagnoseCrash \|= CommandRes == 3;
	487	#endif
	488	if (DiagnoseCrash) {
	489	TheDriver.generateCompilationDiagnostics(C, FailingCommand);
	490	break;
	491	}
	492	}
	493	}
	494
	495	Diags.getClient()->finish();
	496
	497	// If any timers were active but haven't been destroyed yet, print their
	498	// results now. This happens in -disable-free mode.
	499	llvm::TimerGroup::printAll(llvm::errs());
	500
	501	#ifdef _WIN32
	502	// Exit status should not be negative on Win32, unless abnormal termination.
	503	// Once abnormal termiation was caught, negative status should not be
	504	// propagated.
	505	if (Res < 0)
	506	Res = 1;
	507	#endif
	508
	509	// If we have multiple failing commands, we return the result of the first
	510	// failing command.
	511	return Res;
	512	}
	513

src/zig_llvm.cpp+1-1

...	...	@@ -732,7 +732,7 @@ void ZigLLVMGetNativeTarget(ZigLLVM_ArchType arch_type, ZigLLVM_SubArchType su
732	732	const char *ZigLLVMGetSubArchTypeName(ZigLLVM_SubArchType sub_arch) {
733	733	switch (sub_arch) {
734	734	case ZigLLVM_NoSubArch:
735		return "(none)";
	735	return "";
736	736	case ZigLLVM_ARMSubArch_v8_5a:
737	737	return "v8_5a";
738	738	case ZigLLVM_ARMSubArch_v8_4a:

src/zig_llvm.h+3-2

...	...	@@ -215,7 +215,7 @@ ZIG_EXTERN_C void ZigLLVMParseCommandLineOptions(size_t argc, const char *const
215	215
216	216
217	217	// copied from include/llvm/ADT/Triple.h
218
	218	// synchronize with target.cpp::arch_list
219	219	enum ZigLLVM_ArchType {
220	220	ZigLLVM_UnknownArch,
221	221
...	...	@@ -272,6 +272,7 @@ enum ZigLLVM_ArchType {
272	272	ZigLLVM_LastArchType = ZigLLVM_renderscript64
273	273	};
274	274
	275	// synchronize with lists in target.cpp
275	276	enum ZigLLVM_SubArchType {
276	277	ZigLLVM_NoSubArch,
277	278
...	...	@@ -409,7 +410,7 @@ ZIG_EXTERN_C const char *ZigLLVMGetArchTypeName(enum ZigLLVM_ArchType arch);
409	410	ZIG_EXTERN_C const char *ZigLLVMGetSubArchTypeName(enum ZigLLVM_SubArchType sub_arch);
410	411	ZIG_EXTERN_C const char *ZigLLVMGetVendorTypeName(enum ZigLLVM_VendorType vendor);
411	412	ZIG_EXTERN_C const char *ZigLLVMGetOSTypeName(enum ZigLLVM_OSType os);
412		ZIG_EXTERN_C const char *ZigLLVMGetEnvironmentTypeName(enum ZigLLVM_EnvironmentType env_type);
	413	ZIG_EXTERN_C const char *ZigLLVMGetEnvironmentTypeName(enum ZigLLVM_EnvironmentType abi);
413	414
414	415	ZIG_EXTERN_C bool ZigLLDLink(enum ZigLLVM_ObjectFormatType oformat, const char **args, size_t arg_count,
415	416	void (append_diagnostic)(void , const char , size_t), void context);

std/buf_set.zig+4

...	...	@@ -32,6 +32,10 @@ pub const BufSet = struct {
32	32	}
33	33	}
34	34
	35	pub fn exists(self: BufSet, key: []const u8) bool {
	36	return self.hash_map.get(key) != null;
	37	}
	38
35	39	pub fn delete(self: *BufSet, key: []const u8) void {
36	40	const entry = self.hash_map.remove(key) orelse return;
37	41	self.free(entry.key);

std/build.zig+205-724

...	...	@@ -15,6 +15,8 @@ const BufSet = std.BufSet;
15	15	const BufMap = std.BufMap;
16	16	const fmt_lib = std.fmt;
17	17
	18	pub const FmtStep = @import("build/fmt.zig").FmtStep;
	19
18	20	pub const Builder = struct {
19	21	uninstall_tls: TopLevelStep,
20	22	install_tls: TopLevelStep,
...	...	@@ -31,6 +33,7 @@ pub const Builder = struct {
31	33	verbose_tokenize: bool,
32	34	verbose_ast: bool,
33	35	verbose_link: bool,
	36	verbose_cc: bool,
34	37	verbose_ir: bool,
35	38	verbose_llvm_ir: bool,
36	39	verbose_cimport: bool,
...	...	@@ -99,6 +102,7 @@ pub const Builder = struct {
99	102	.verbose_tokenize = false,
100	103	.verbose_ast = false,
101	104	.verbose_link = false,
	105	.verbose_cc = false,
102	106	.verbose_ir = false,
103	107	.verbose_llvm_ir = false,
104	108	.verbose_cimport = false,
...	...	@@ -157,7 +161,7 @@ pub const Builder = struct {
157	161	return LibExeObjStep.createExecutable(self, name, root_src, true);
158	162	}
159	163
160		pub fn addObject(self: Builder, name: []const u8, root_src: []const u8) LibExeObjStep {
	164	pub fn addObject(self: Builder, name: []const u8, root_src: ?[]const u8) LibExeObjStep {
161	165	return LibExeObjStep.createObject(self, name, root_src);
162	166	}
163	167
...	...	@@ -169,10 +173,8 @@ pub const Builder = struct {
169	173	return LibExeObjStep.createStaticLibrary(self, name, root_src);
170	174	}
171	175
172		pub fn addTest(self: Builder, root_src: []const u8) TestStep {
173		const test_step = self.allocator.create(TestStep) catch unreachable;
174		test_step.* = TestStep.init(self, root_src);
175		return test_step;
	176	pub fn addTest(self: Builder, root_src: []const u8) LibExeObjStep {
	177	return LibExeObjStep.createTest(self, "test", root_src);
176	178	}
177	179
178	180	pub fn addAssemble(self: Builder, name: []const u8, src: []const u8) LibExeObjStep {
...	...	@@ -181,22 +183,6 @@ pub const Builder = struct {
181	183	return obj_step;
182	184	}
183	185
184		pub fn addCStaticLibrary(self: Builder, name: []const u8) LibExeObjStep {
185		return LibExeObjStep.createCStaticLibrary(self, name);
186		}
187
188		pub fn addCSharedLibrary(self: Builder, name: []const u8, ver: Version) LibExeObjStep {
189		return LibExeObjStep.createCSharedLibrary(self, name, ver);
190		}
191
192		pub fn addCExecutable(self: Builder, name: []const u8) LibExeObjStep {
193		return LibExeObjStep.createCExecutable(self, name);
194		}
195
196		pub fn addCObject(self: Builder, name: []const u8, src: []const u8) LibExeObjStep {
197		return LibExeObjStep.createCObject(self, name, src);
198		}
199
200	186	/// ::argv is copied.
201	187	pub fn addCommand(self: Builder, cwd: ?[]const u8, env_map: const BufMap, argv: []const []const u8) *CommandStep {
202	188	return CommandStep.create(self, cwd, env_map, argv);
...	...	@@ -221,6 +207,10 @@ pub const Builder = struct {
221	207	return remove_dir_step;
222	208	}
223	209
	210	pub fn addFmt(self: Builder, paths: []const []const u8) FmtStep {
	211	return FmtStep.create(self, paths);
	212	}
	213
224	214	pub fn version(self: *const Builder, major: u32, minor: u32, patch: u32) Version {
225	215	return Version{
226	216	.major = major,
...	...	@@ -663,14 +653,6 @@ pub const Builder = struct {
663	653	return fmt_lib.allocPrint(self.allocator, format, args) catch unreachable;
664	654	}
665	655
666		fn getCCExe(self: *Builder) []const u8 {
667		if (builtin.environ == builtin.Environ.msvc) {
668		return "cl.exe";
669		} else {
670		return os.getEnvVarOwned(self.allocator, "CC") catch \|err\| if (err == error.EnvironmentVariableNotFound) ([]const u8)("cc") else debug.panic("Unable to get environment variable: {}", err);
671		}
672		}
673
674	656	pub fn findProgram(self: *Builder, names: []const []const u8, paths: []const []const u8) ![]const u8 {
675	657	// TODO report error for ambiguous situations
676	658	const exe_extension = (Target{ .Native = {} }).exeFileExt();
...	...	@@ -755,20 +737,40 @@ const Version = struct {
755	737	const CrossTarget = struct {
756	738	arch: builtin.Arch,
757	739	os: builtin.Os,
758		environ: builtin.Environ,
	740	abi: builtin.Abi,
759	741	};
760	742
761	743	pub const Target = union(enum) {
762	744	Native: void,
763	745	Cross: CrossTarget,
764	746
	747	fn archSubArchName(arch: builtin.Arch) []const u8 {
	748	return switch (arch) {
	749	builtin.Arch.arm => \|sub\| @tagName(sub),
	750	builtin.Arch.armeb => \|sub\| @tagName(sub),
	751	builtin.Arch.thumb => \|sub\| @tagName(sub),
	752	builtin.Arch.thumbeb => \|sub\| @tagName(sub),
	753	builtin.Arch.aarch64 => \|sub\| @tagName(sub),
	754	builtin.Arch.aarch64_be => \|sub\| @tagName(sub),
	755	builtin.Arch.kalimba => \|sub\| @tagName(sub),
	756	else => "",
	757	};
	758	}
	759
	760	pub fn subArchName(self: Target) []const u8 {
	761	switch (self) {
	762	Target.Native => return archSubArchName(builtin.arch),
	763	Target.Cross => \|cross\| return archSubArchName(cross.arch),
	764	}
	765	}
	766
765	767	pub fn oFileExt(self: *const Target) []const u8 {
766		const environ = switch (self.*) {
767		Target.Native => builtin.environ,
768		Target.Cross => \|t\| t.environ,
	768	const abi = switch (self.*) {
	769	Target.Native => builtin.abi,
	770	Target.Cross => \|t\| t.abi,
769	771	};
770		return switch (environ) {
771		builtin.Environ.msvc => ".obj",
	772	return switch (abi) {
	773	builtin.Abi.msvc => ".obj",
772	774	else => ".o",
773	775	};
774	776	}
...	...	@@ -825,6 +827,11 @@ const Pkg = struct {
825	827	path: []const u8,
826	828	};
827	829
	830	const CSourceFile = struct {
	831	source_path: []const u8,
	832	args: []const []const u8,
	833	};
	834
828	835	pub const LibExeObjStep = struct {
829	836	step: Step,
830	837	builder: *Builder,
...	...	@@ -834,6 +841,7 @@ pub const LibExeObjStep = struct {
834	841	linker_script: ?[]const u8,
835	842	out_filename: []const u8,
836	843	output_path: ?[]const u8,
	844	output_lib_path: ?[]const u8,
837	845	static: bool,
838	846	version: Version,
839	847	object_files: ArrayList([]const u8),
...	...	@@ -844,33 +852,34 @@ pub const LibExeObjStep = struct {
844	852	strip: bool,
845	853	full_path_libs: ArrayList([]const u8),
846	854	need_flat_namespace_hack: bool,
847		is_zig: bool,
848		cflags: ArrayList([]const u8),
849	855	include_dirs: ArrayList([]const u8),
850	856	lib_paths: ArrayList([]const u8),
851		disable_libc: bool,
852	857	frameworks: BufSet,
853	858	verbose_link: bool,
854		no_rosegment: bool,
	859	verbose_cc: bool,
855	860	c_std: Builder.CStd,
	861	override_std_dir: ?[]const u8,
	862	exec_cmd_args: ?[]const ?[]const u8,
	863	name_prefix: []const u8,
	864	filter: ?[]const u8,
856	865
857		// zig only stuff
858	866	root_src: ?[]const u8,
859	867	output_h_path: ?[]const u8,
860	868	out_h_filename: []const u8,
	869	out_lib_filename: []const u8,
861	870	assembly_files: ArrayList([]const u8),
862	871	packages: ArrayList(Pkg),
863	872	build_options_contents: std.Buffer,
864	873	system_linker_hack: bool,
865	874
866		// C only stuff
867		source_files: ArrayList([]const u8),
	875	c_source_files: ArrayList(*CSourceFile),
868	876	object_src: []const u8,
869	877
870	878	const Kind = enum {
871	879	Exe,
872	880	Lib,
873	881	Obj,
	882	Test,
874	883	};
875	884
876	885	pub fn createSharedLibrary(builder: Builder, name: []const u8, root_src: ?[]const u8, ver: Version) LibExeObjStep {
...	...	@@ -879,55 +888,36 @@ pub const LibExeObjStep = struct {
879	888	return self;
880	889	}
881	890
882		pub fn createCSharedLibrary(builder: Builder, name: []const u8, version: Version) LibExeObjStep {
883		const self = builder.allocator.create(LibExeObjStep) catch unreachable;
884		self.* = initC(builder, name, Kind.Lib, version, false);
885		return self;
886		}
887
888	891	pub fn createStaticLibrary(builder: Builder, name: []const u8, root_src: ?[]const u8) LibExeObjStep {
889	892	const self = builder.allocator.create(LibExeObjStep) catch unreachable;
890	893	self.* = initExtraArgs(builder, name, root_src, Kind.Lib, true, builder.version(0, 0, 0));
891	894	return self;
892	895	}
893	896
894		pub fn createCStaticLibrary(builder: Builder, name: []const u8) LibExeObjStep {
895		const self = builder.allocator.create(LibExeObjStep) catch unreachable;
896		self.* = initC(builder, name, Kind.Lib, builder.version(0, 0, 0), true);
897		return self;
898		}
899
900		pub fn createObject(builder: Builder, name: []const u8, root_src: []const u8) LibExeObjStep {
	897	pub fn createObject(builder: Builder, name: []const u8, root_src: ?[]const u8) LibExeObjStep {
901	898	const self = builder.allocator.create(LibExeObjStep) catch unreachable;
902	899	self.* = initExtraArgs(builder, name, root_src, Kind.Obj, false, builder.version(0, 0, 0));
903	900	return self;
904	901	}
905	902
906		pub fn createCObject(builder: Builder, name: []const u8, src: []const u8) LibExeObjStep {
907		const self = builder.allocator.create(LibExeObjStep) catch unreachable;
908		self.* = initC(builder, name, Kind.Obj, builder.version(0, 0, 0), false);
909		self.object_src = src;
910		return self;
911		}
912
913	903	pub fn createExecutable(builder: Builder, name: []const u8, root_src: ?[]const u8, static: bool) LibExeObjStep {
914	904	const self = builder.allocator.create(LibExeObjStep) catch unreachable;
915	905	self.* = initExtraArgs(builder, name, root_src, Kind.Exe, static, builder.version(0, 0, 0));
916	906	return self;
917	907	}
918	908
919		pub fn createCExecutable(builder: Builder, name: []const u8) LibExeObjStep {
	909	pub fn createTest(builder: Builder, name: []const u8, root_src: []const u8) LibExeObjStep {
920	910	const self = builder.allocator.create(LibExeObjStep) catch unreachable;
921		self.* = initC(builder, name, Kind.Exe, builder.version(0, 0, 0), false);
	911	self.* = initExtraArgs(builder, name, root_src, Kind.Test, false, builder.version(0, 0, 0));
922	912	return self;
923	913	}
924	914
925	915	fn initExtraArgs(builder: *Builder, name: []const u8, root_src: ?[]const u8, kind: Kind, static: bool, ver: Version) LibExeObjStep {
926	916	var self = LibExeObjStep{
927		.no_rosegment = false,
928	917	.strip = false,
929	918	.builder = builder,
930	919	.verbose_link = false,
	920	.verbose_cc = false,
931	921	.build_mode = builtin.Mode.Debug,
932	922	.static = static,
933	923	.kind = kind,
...	...	@@ -939,80 +929,35 @@ pub const LibExeObjStep = struct {
939	929	.frameworks = BufSet.init(builder.allocator),
940	930	.step = Step.init(name, builder.allocator, make),
941	931	.output_path = null,
	932	.output_lib_path = null,
942	933	.output_h_path = null,
943	934	.version = ver,
944	935	.out_filename = undefined,
945	936	.out_h_filename = builder.fmt("{}.h", name),
	937	.out_lib_filename = undefined,
946	938	.major_only_filename = undefined,
947	939	.name_only_filename = undefined,
948	940	.object_files = ArrayList([]const u8).init(builder.allocator),
949	941	.assembly_files = ArrayList([]const u8).init(builder.allocator),
950	942	.packages = ArrayList(Pkg).init(builder.allocator),
951		.is_zig = true,
952	943	.full_path_libs = ArrayList([]const u8).init(builder.allocator),
953	944	.need_flat_namespace_hack = false,
954		.cflags = ArrayList([]const u8).init(builder.allocator),
955		.source_files = undefined,
	945	.c_source_files = ArrayList(*CSourceFile).init(builder.allocator),
956	946	.include_dirs = ArrayList([]const u8).init(builder.allocator),
957	947	.lib_paths = ArrayList([]const u8).init(builder.allocator),
958	948	.object_src = undefined,
959		.disable_libc = true,
960	949	.build_options_contents = std.Buffer.initSize(builder.allocator, 0) catch unreachable,
961	950	.c_std = Builder.CStd.C99,
962	951	.system_linker_hack = false,
	952	.override_std_dir = null,
	953	.exec_cmd_args = null,
	954	.name_prefix = "",
	955	.filter = null,
963	956	};
964	957	self.computeOutFileNames();
965	958	return self;
966	959	}
967	960
968		fn initC(builder: *Builder, name: []const u8, kind: Kind, version: Version, static: bool) LibExeObjStep {
969		var self = LibExeObjStep{
970		.no_rosegment = false,
971		.builder = builder,
972		.name = name,
973		.kind = kind,
974		.version = version,
975		.static = static,
976		.target = Target.Native,
977		.cflags = ArrayList([]const u8).init(builder.allocator),
978		.source_files = ArrayList([]const u8).init(builder.allocator),
979		.object_files = ArrayList([]const u8).init(builder.allocator),
980		.step = Step.init(name, builder.allocator, make),
981		.link_libs = BufSet.init(builder.allocator),
982		.frameworks = BufSet.init(builder.allocator),
983		.full_path_libs = ArrayList([]const u8).init(builder.allocator),
984		.include_dirs = ArrayList([]const u8).init(builder.allocator),
985		.lib_paths = ArrayList([]const u8).init(builder.allocator),
986		.output_path = null,
987		.out_filename = undefined,
988		.major_only_filename = undefined,
989		.name_only_filename = undefined,
990		.object_src = undefined,
991		.build_mode = builtin.Mode.Debug,
992		.strip = false,
993		.need_flat_namespace_hack = false,
994		.disable_libc = false,
995		.is_zig = false,
996		.linker_script = null,
997		.c_std = Builder.CStd.C99,
998		.system_linker_hack = false,
999
1000		.root_src = undefined,
1001		.verbose_link = false,
1002		.output_h_path = undefined,
1003		.out_h_filename = undefined,
1004		.assembly_files = undefined,
1005		.packages = undefined,
1006		.build_options_contents = undefined,
1007		};
1008		self.computeOutFileNames();
1009		return self;
1010		}
1011
1012		pub fn setNoRoSegment(self: *LibExeObjStep, value: bool) void {
1013		self.no_rosegment = value;
1014		}
1015
1016	961	fn computeOutFileNames(self: *LibExeObjStep) void {
1017	962	switch (self.kind) {
1018	963	Kind.Obj => {
...	...	@@ -1021,23 +966,37 @@ pub const LibExeObjStep = struct {
1021	966	Kind.Exe => {
1022	967	self.out_filename = self.builder.fmt("{}{}", self.name, self.target.exeFileExt());
1023	968	},
	969	Kind.Test => {
	970	self.out_filename = self.builder.fmt("test{}", self.target.exeFileExt());
	971	},
1024	972	Kind.Lib => {
1025	973	if (self.static) {
1026		self.out_filename = self.builder.fmt("lib{}.a", self.name);
	974	switch (self.target.getOs()) {
	975	builtin.Os.windows => {
	976	self.out_filename = self.builder.fmt("{}.lib", self.name);
	977	},
	978	else => {
	979	self.out_filename = self.builder.fmt("lib{}.a", self.name);
	980	},
	981	}
	982	self.out_lib_filename = self.out_filename;
1027	983	} else {
1028	984	switch (self.target.getOs()) {
1029	985	builtin.Os.ios, builtin.Os.macosx => {
1030	986	self.out_filename = self.builder.fmt("lib{}.{d}.{d}.{d}.dylib", self.name, self.version.major, self.version.minor, self.version.patch);
1031	987	self.major_only_filename = self.builder.fmt("lib{}.{d}.dylib", self.name, self.version.major);
1032	988	self.name_only_filename = self.builder.fmt("lib{}.dylib", self.name);
	989	self.out_lib_filename = self.out_filename;
1033	990	},
1034	991	builtin.Os.windows => {
1035	992	self.out_filename = self.builder.fmt("{}.dll", self.name);
	993	self.out_lib_filename = self.builder.fmt("{}.lib", self.name);
1036	994	},
1037	995	else => {
1038	996	self.out_filename = self.builder.fmt("lib{}.so.{d}.{d}.{d}", self.name, self.version.major, self.version.minor, self.version.patch);
1039	997	self.major_only_filename = self.builder.fmt("lib{}.so.{d}", self.name, self.version.major);
1040	998	self.name_only_filename = self.builder.fmt("lib{}.so", self.name);
	999	self.out_lib_filename = self.out_filename;
1041	1000	},
1042	1001	}
1043	1002	}
...	...	@@ -1045,12 +1004,17 @@ pub const LibExeObjStep = struct {
1045	1004	}
1046	1005	}
1047	1006
1048		pub fn setTarget(self: *LibExeObjStep, target_arch: builtin.Arch, target_os: builtin.Os, target_environ: builtin.Environ) void {
	1007	pub fn setTarget(
	1008	self: *LibExeObjStep,
	1009	target_arch: builtin.Arch,
	1010	target_os: builtin.Os,
	1011	target_abi: builtin.Abi,
	1012	) void {
1049	1013	self.target = Target{
1050	1014	.Cross = CrossTarget{
1051	1015	.arch = target_arch,
1052	1016	.os = target_os,
1053		.environ = target_environ,
	1017	.abi = target_abi,
1054	1018	},
1055	1019	};
1056	1020	self.computeOutFileNames();
...	...	@@ -1072,7 +1036,15 @@ pub const LibExeObjStep = struct {
1072	1036
1073	1037	self.step.dependOn(&lib.step);
1074	1038
1075		self.full_path_libs.append(lib.getOutputPath()) catch unreachable;
	1039	if (lib.static or self.target.isWindows()) {
	1040	self.object_files.append(lib.getOutputLibPath()) catch unreachable;
	1041	} else {
	1042	self.full_path_libs.append(lib.getOutputPath()) catch unreachable;
	1043	}
	1044
	1045	if (lib.link_libs.exists("c")) {
	1046	self.link_libs.put("c") catch unreachable;
	1047	}
1076	1048
1077	1049	// TODO should be some kind of isolated directory that only has this header in it
1078	1050	self.include_dirs.append(self.builder.cache_root) catch unreachable;
...	...	@@ -1088,24 +1060,44 @@ pub const LibExeObjStep = struct {
1088	1060	}
1089	1061
1090	1062	pub fn linkSystemLibrary(self: *LibExeObjStep, name: []const u8) void {
1091		assert(self.kind != Kind.Obj);
1092	1063	self.link_libs.put(name) catch unreachable;
1093	1064	}
1094	1065
1095		pub fn addSourceFile(self: *LibExeObjStep, file: []const u8) void {
1096		assert(self.kind != Kind.Obj);
1097		assert(!self.is_zig);
1098		self.source_files.append(file) catch unreachable;
	1066	pub fn setNamePrefix(self: *LibExeObjStep, text: []const u8) void {
	1067	assert(self.kind == Kind.Test);
	1068	self.name_prefix = text;
	1069	}
	1070
	1071	pub fn setFilter(self: *LibExeObjStep, text: ?[]const u8) void {
	1072	assert(self.kind == Kind.Test);
	1073	self.filter = text;
	1074	}
	1075
	1076	pub fn addCSourceFile(self: *LibExeObjStep, file: []const u8, args: []const []const u8) void {
	1077	const c_source_file = self.builder.allocator.create(CSourceFile) catch unreachable;
	1078	c_source_file.* = CSourceFile{
	1079	.source_path = file,
	1080	.args = args,
	1081	};
	1082	self.c_source_files.append(c_source_file) catch unreachable;
1099	1083	}
1100	1084
1101	1085	pub fn setVerboseLink(self: *LibExeObjStep, value: bool) void {
1102	1086	self.verbose_link = value;
1103	1087	}
1104	1088
	1089	pub fn setVerboseCC(self: *LibExeObjStep, value: bool) void {
	1090	self.verbose_cc = value;
	1091	}
	1092
1105	1093	pub fn setBuildMode(self: *LibExeObjStep, mode: builtin.Mode) void {
1106	1094	self.build_mode = mode;
1107	1095	}
1108	1096
	1097	pub fn overrideStdDir(self: *LibExeObjStep, dir_path: []const u8) void {
	1098	self.override_std_dir = dir_path;
	1099	}
	1100
1109	1101	pub fn setOutputPath(self: *LibExeObjStep, file_path: []const u8) void {
1110	1102	self.output_path = file_path;
1111	1103
...	...	@@ -1122,6 +1114,22 @@ pub const LibExeObjStep = struct {
1122	1114	) catch unreachable;
1123	1115	}
1124	1116
	1117	pub fn setOutputLibPath(self: *LibExeObjStep, file_path: []const u8) void {
	1118	assert(self.kind == Kind.Lib);
	1119	if (self.static)
	1120	return self.setOutputPath(file_path);
	1121
	1122	self.output_lib_path = file_path;
	1123	}
	1124
	1125	pub fn getOutputLibPath(self: *LibExeObjStep) []const u8 {
	1126	assert(self.kind == Kind.Lib);
	1127	return if (self.output_lib_path) \|output_lib_path\| output_lib_path else os.path.join(
	1128	self.builder.allocator,
	1129	[][]const u8{ self.builder.cache_root, self.out_lib_filename },
	1130	) catch unreachable;
	1131	}
	1132
1125	1133	pub fn setOutputHPath(self: *LibExeObjStep, file_path: []const u8) void {
1126	1134	self.output_h_path = file_path;
1127	1135
...	...	@@ -1156,17 +1164,15 @@ pub const LibExeObjStep = struct {
1156	1164
1157	1165	self.object_files.append(obj.getOutputPath()) catch unreachable;
1158	1166
1159		// TODO make this lazy instead of stateful
1160		if (!obj.disable_libc) {
1161		self.disable_libc = false;
1162		}
1163
1164	1167	// TODO should be some kind of isolated directory that only has this header in it
1165	1168	self.include_dirs.append(self.builder.cache_root) catch unreachable;
	1169
	1170	if (obj.link_libs.exists("c")) {
	1171	self.link_libs.put("c") catch unreachable;
	1172	}
1166	1173	}
1167	1174
1168	1175	pub fn addBuildOption(self: *LibExeObjStep, comptime T: type, name: []const u8, value: T) void {
1169		assert(self.is_zig);
1170	1176	const out = &std.io.BufferOutStream.init(&self.build_options_contents).stream;
1171	1177	out.print("pub const {} = {};\n", name, value) catch unreachable;
1172	1178	}
...	...	@@ -1180,23 +1186,15 @@ pub const LibExeObjStep = struct {
1180	1186	}
1181	1187
1182	1188	pub fn addPackagePath(self: *LibExeObjStep, name: []const u8, pkg_index_path: []const u8) void {
1183		assert(self.is_zig);
1184
1185	1189	self.packages.append(Pkg{
1186	1190	.name = name,
1187	1191	.path = pkg_index_path,
1188	1192	}) catch unreachable;
1189	1193	}
1190	1194
1191		pub fn addCompileFlags(self: *LibExeObjStep, flags: []const []const u8) void {
1192		for (flags) \|flag\| {
1193		self.cflags.append(flag) catch unreachable;
1194		}
1195		}
1196
1197		pub fn setNoStdLib(self: *LibExeObjStep, disable: bool) void {
1198		assert(!self.is_zig);
1199		self.disable_libc = disable;
	1195	pub fn setExecCmd(self: *LibExeObjStep, args: []const ?[]const u8) void {
	1196	assert(self.kind == Kind.Test);
	1197	self.exec_cmd_args = args;
1200	1198	}
1201	1199
1202	1200	pub fn enableSystemLinkerHack(self: *LibExeObjStep) void {
...	...	@@ -1205,15 +1203,11 @@ pub const LibExeObjStep = struct {
1205	1203
1206	1204	fn make(step: *Step) !void {
1207	1205	const self = @fieldParentPtr(LibExeObjStep, "step", step);
1208		return if (self.is_zig) self.makeZig() else self.makeC();
1209		}
1210
1211		fn makeZig(self: *LibExeObjStep) !void {
1212	1206	const builder = self.builder;
1213	1207
1214		assert(self.is_zig);
1215
1216		if (self.root_src == null and self.object_files.len == 0 and self.assembly_files.len == 0) {
	1208	if (self.root_src == null and self.object_files.len == 0 and
	1209	self.assembly_files.len == 0 and self.c_source_files.len == 0)
	1210	{
1217	1211	warn("{}: linker needs 1 or more objects to link\n", self.step.name);
1218	1212	return error.NeedAnObject;
1219	1213	}
...	...	@@ -1227,6 +1221,7 @@ pub const LibExeObjStep = struct {
1227	1221	Kind.Lib => "build-lib",
1228	1222	Kind.Exe => "build-exe",
1229	1223	Kind.Obj => "build-obj",
	1224	Kind.Test => "test",
1230	1225	};
1231	1226	zig_args.append(cmd) catch unreachable;
1232	1227
...	...	@@ -1234,6 +1229,14 @@ pub const LibExeObjStep = struct {
1234	1229	zig_args.append(builder.pathFromRoot(root_src)) catch unreachable;
1235	1230	}
1236	1231
	1232	for (self.c_source_files.toSliceConst()) \|c_source_file\| {
	1233	try zig_args.append("--c-source");
	1234	for (c_source_file.args) \|arg\| {
	1235	try zig_args.append(arg);
	1236	}
	1237	try zig_args.append(self.builder.pathFromRoot(c_source_file.source_path));
	1238	}
	1239
1237	1240	if (self.build_options_contents.len() > 0) {
1238	1241	const build_options_file = try os.path.join(
1239	1242	builder.allocator,
...	...	@@ -1246,6 +1249,16 @@ pub const LibExeObjStep = struct {
1246	1249	try zig_args.append("--pkg-end");
1247	1250	}
1248	1251
	1252	if (self.filter) \|filter\| {
	1253	try zig_args.append("--test-filter");
	1254	try zig_args.append(filter);
	1255	}
	1256
	1257	if (self.name_prefix.len != 0) {
	1258	try zig_args.append("--test-name-prefix");
	1259	try zig_args.append(self.name_prefix);
	1260	}
	1261
1249	1262	for (self.object_files.toSliceConst()) \|object_file\| {
1250	1263	zig_args.append("--object") catch unreachable;
1251	1264	zig_args.append(builder.pathFromRoot(object_file)) catch unreachable;
...	...	@@ -1262,6 +1275,7 @@ pub const LibExeObjStep = struct {
1262	1275	if (builder.verbose_ir) zig_args.append("--verbose-ir") catch unreachable;
1263	1276	if (builder.verbose_llvm_ir) zig_args.append("--verbose-llvm-ir") catch unreachable;
1264	1277	if (builder.verbose_link or self.verbose_link) zig_args.append("--verbose-link") catch unreachable;
	1278	if (builder.verbose_cc or self.verbose_cc) zig_args.append("--verbose-cc") catch unreachable;
1265	1279
1266	1280	if (self.strip) {
1267	1281	zig_args.append("--strip") catch unreachable;
...	...	@@ -1281,7 +1295,13 @@ pub const LibExeObjStep = struct {
1281	1295	zig_args.append("--output") catch unreachable;
1282	1296	zig_args.append(output_path) catch unreachable;
1283	1297
1284		if (self.kind != Kind.Exe) {
	1298	if (self.kind == Kind.Lib and !self.static) {
	1299	const output_lib_path = builder.pathFromRoot(self.getOutputLibPath());
	1300	zig_args.append("--output-lib") catch unreachable;
	1301	zig_args.append(output_lib_path) catch unreachable;
	1302	}
	1303
	1304	if (self.kind != Kind.Exe and self.root_src != null) {
1285	1305	const output_h_path = self.getOutputHPath();
1286	1306	zig_args.append("--output-h") catch unreachable;
1287	1307	zig_args.append(builder.pathFromRoot(output_h_path)) catch unreachable;
...	...	@@ -1300,21 +1320,23 @@ pub const LibExeObjStep = struct {
1300	1320	zig_args.append("--ver-patch") catch unreachable;
1301	1321	zig_args.append(builder.fmt("{}", self.version.patch)) catch unreachable;
1302	1322	}
1303		if (self.kind == Kind.Exe and self.static) {
	1323	if ((self.kind == Kind.Exe or self.kind == Kind.Test) and self.static) {
1304	1324	zig_args.append("--static") catch unreachable;
1305	1325	}
1306	1326
1307	1327	switch (self.target) {
1308	1328	Target.Native => {},
1309	1329	Target.Cross => \|cross_target\| {
1310		zig_args.append("--target-arch") catch unreachable;
1311		zig_args.append(@tagName(cross_target.arch)) catch unreachable;
1312
1313		zig_args.append("--target-os") catch unreachable;
1314		zig_args.append(@tagName(cross_target.os)) catch unreachable;
1315
1316		zig_args.append("--target-environ") catch unreachable;
1317		zig_args.append(@tagName(cross_target.environ)) catch unreachable;
	1330	const triple = builder.fmt(
	1331	"{}{}-{}-{}",
	1332	@tagName(cross_target.arch),
	1333	Target.archSubArchName(cross_target.arch),
	1334	@tagName(cross_target.os),
	1335	@tagName(cross_target.abi),
	1336	);
	1337
	1338	try zig_args.append("-target");
	1339	try zig_args.append(triple);
1318	1340	},
1319	1341	}
1320	1342
...	...	@@ -1332,11 +1354,16 @@ pub const LibExeObjStep = struct {
1332	1354	}
1333	1355	}
1334	1356
1335		if (!self.disable_libc) {
1336		zig_args.append("--library") catch unreachable;
1337		zig_args.append("c") catch unreachable;
	1357	if (self.exec_cmd_args) \|exec_cmd_args\| {
	1358	for (exec_cmd_args) \|cmd_arg\| {
	1359	if (cmd_arg) \|arg\| {
	1360	try zig_args.append("--test-cmd");
	1361	try zig_args.append(arg);
	1362	} else {
	1363	try zig_args.append("--test-cmd-bin");
	1364	}
	1365	}
1338	1366	}
1339
1340	1367	for (self.packages.toSliceConst()) \|pkg\| {
1341	1368	zig_args.append("--pkg-begin") catch unreachable;
1342	1369	zig_args.append(pkg.name) catch unreachable;
...	...	@@ -1370,8 +1397,14 @@ pub const LibExeObjStep = struct {
1370	1397	}
1371	1398
1372	1399	for (self.full_path_libs.toSliceConst()) \|full_path_lib\| {
1373		zig_args.append("--library") catch unreachable;
1374		zig_args.append(builder.pathFromRoot(full_path_lib)) catch unreachable;
	1400	try zig_args.append("--library");
	1401	try zig_args.append(builder.pathFromRoot(full_path_lib));
	1402
	1403	const full_path_lib_abs = builder.pathFromRoot(full_path_lib);
	1404	if (os.path.dirname(full_path_lib_abs)) \|dirname\| {
	1405	try zig_args.append("-rpath");
	1406	try zig_args.append(dirname);
	1407	}
1375	1408	}
1376	1409
1377	1410	if (self.target.isDarwin()) {
...	...	@@ -1382,574 +1415,20 @@ pub const LibExeObjStep = struct {
1382	1415	}
1383	1416	}
1384	1417
1385		if (self.no_rosegment) {
1386		try zig_args.append("--no-rosegment");
1387		}
1388	1418	if (self.system_linker_hack) {
1389	1419	try zig_args.append("--system-linker-hack");
1390	1420	}
1391	1421
1392		try builder.spawnChild(zig_args.toSliceConst());
1393
1394		if (self.kind == Kind.Lib and !self.static and self.target.wantSharedLibSymLinks()) {
1395		try doAtomicSymLinks(builder.allocator, output_path, self.major_only_filename, self.name_only_filename);
1396		}
1397		}
1398
1399		fn appendCompileFlags(self: LibExeObjStep, args: ArrayList([]const u8)) void {
1400		if (!self.strip) {
1401		args.append("-g") catch unreachable;
1402		}
1403		switch (self.build_mode) {
1404		builtin.Mode.Debug => {
1405		if (self.disable_libc) {
1406		args.append("-fno-stack-protector") catch unreachable;
1407		} else {
1408		args.append("-fstack-protector-strong") catch unreachable;
1409		args.append("--param") catch unreachable;
1410		args.append("ssp-buffer-size=4") catch unreachable;
1411		}
1412		},
1413		builtin.Mode.ReleaseSafe => {
1414		args.append("-O2") catch unreachable;
1415		if (self.disable_libc) {
1416		args.append("-fno-stack-protector") catch unreachable;
1417		} else {
1418		args.append("-D_FORTIFY_SOURCE=2") catch unreachable;
1419		args.append("-fstack-protector-strong") catch unreachable;
1420		args.append("--param") catch unreachable;
1421		args.append("ssp-buffer-size=4") catch unreachable;
1422		}
1423		},
1424		builtin.Mode.ReleaseFast, builtin.Mode.ReleaseSmall => {
1425		args.append("-O2") catch unreachable;
1426		args.append("-fno-stack-protector") catch unreachable;
1427		},
1428		}
1429
1430		for (self.include_dirs.toSliceConst()) \|dir\| {
1431		args.append("-I") catch unreachable;
1432		args.append(self.builder.pathFromRoot(dir)) catch unreachable;
1433		}
1434
1435		for (self.cflags.toSliceConst()) \|cflag\| {
1436		args.append(cflag) catch unreachable;
1437		}
1438
1439		if (self.disable_libc) {
1440		args.append("-nostdlib") catch unreachable;
1441		}
1442		}
1443
1444		fn makeC(self: *LibExeObjStep) !void {
1445		const builder = self.builder;
1446
1447		const cc = builder.getCCExe();
1448
1449		assert(!self.is_zig);
1450
1451		var cc_args = ArrayList([]const u8).init(builder.allocator);
1452		defer cc_args.deinit();
1453
1454		cc_args.append(cc) catch unreachable;
1455
1456		const is_darwin = self.target.isDarwin();
1457
1458		const c_std_arg = switch (self.c_std) {
1459		Builder.CStd.C89 => "-std=c89",
1460		Builder.CStd.C99 => "-std=c99",
1461		Builder.CStd.C11 => "-std=c11",
1462		};
1463		try cc_args.append(c_std_arg);
1464
1465		switch (self.kind) {
1466		Kind.Obj => {
1467		cc_args.append("-c") catch unreachable;
1468		cc_args.append(builder.pathFromRoot(self.object_src)) catch unreachable;
1469
1470		const output_path = builder.pathFromRoot(self.getOutputPath());
1471		cc_args.append("-o") catch unreachable;
1472		cc_args.append(output_path) catch unreachable;
1473
1474		self.appendCompileFlags(&cc_args);
1475
1476		try builder.spawnChild(cc_args.toSliceConst());
1477		},
1478		Kind.Lib => {
1479		for (self.source_files.toSliceConst()) \|source_file\| {
1480		cc_args.resize(0) catch unreachable;
1481		cc_args.append(cc) catch unreachable;
1482
1483		if (!self.static) {
1484		cc_args.append("-fPIC") catch unreachable;
1485		}
1486
1487		const abs_source_file = builder.pathFromRoot(source_file);
1488		cc_args.append("-c") catch unreachable;
1489		cc_args.append(abs_source_file) catch unreachable;
1490
1491		const cache_o_src = os.path.join(
1492		builder.allocator,
1493		[][]const u8{ builder.cache_root, source_file },
1494		) catch unreachable;
1495		if (os.path.dirname(cache_o_src)) \|cache_o_dir\| {
1496		try builder.makePath(cache_o_dir);
1497		}
1498		const cache_o_file = builder.fmt("{}{}", cache_o_src, self.target.oFileExt());
1499		cc_args.append("-o") catch unreachable;
1500		cc_args.append(builder.pathFromRoot(cache_o_file)) catch unreachable;
1501
1502		self.appendCompileFlags(&cc_args);
1503
1504		try builder.spawnChild(cc_args.toSliceConst());
1505
1506		self.object_files.append(cache_o_file) catch unreachable;
1507		}
1508
1509		if (self.static) {
1510		// ar
1511		cc_args.resize(0) catch unreachable;
1512		cc_args.append("ar") catch unreachable;
1513
1514		cc_args.append("qc") catch unreachable;
1515
1516		const output_path = builder.pathFromRoot(self.getOutputPath());
1517		cc_args.append(output_path) catch unreachable;
1518
1519		for (self.object_files.toSliceConst()) \|object_file\| {
1520		cc_args.append(builder.pathFromRoot(object_file)) catch unreachable;
1521		}
1522
1523		try builder.spawnChild(cc_args.toSliceConst());
1524
1525		// ranlib
1526		cc_args.resize(0) catch unreachable;
1527		cc_args.append("ranlib") catch unreachable;
1528		cc_args.append(output_path) catch unreachable;
1529
1530		try builder.spawnChild(cc_args.toSliceConst());
1531		} else {
1532		cc_args.resize(0) catch unreachable;
1533		cc_args.append(cc) catch unreachable;
1534
1535		if (is_darwin) {
1536		cc_args.append("-dynamiclib") catch unreachable;
1537
1538		cc_args.append("-Wl,-headerpad_max_install_names") catch unreachable;
1539
1540		cc_args.append("-compatibility_version") catch unreachable;
1541		cc_args.append(builder.fmt("{}.0.0", self.version.major)) catch unreachable;
1542
1543		cc_args.append("-current_version") catch unreachable;
1544		cc_args.append(builder.fmt("{}.{}.{}", self.version.major, self.version.minor, self.version.patch)) catch unreachable;
1545
1546		const install_name = builder.pathFromRoot(os.path.join(
1547		builder.allocator,
1548		[][]const u8{ builder.cache_root, self.major_only_filename },
1549		) catch unreachable);
1550		cc_args.append("-install_name") catch unreachable;
1551		cc_args.append(install_name) catch unreachable;
1552		} else {
1553		cc_args.append("-fPIC") catch unreachable;
1554		cc_args.append("-shared") catch unreachable;
1555
1556		const soname_arg = builder.fmt("-Wl,-soname,lib{}.so.{d}", self.name, self.version.major);
1557		defer builder.allocator.free(soname_arg);
1558		cc_args.append(soname_arg) catch unreachable;
1559		}
1560
1561		const output_path = builder.pathFromRoot(self.getOutputPath());
1562		cc_args.append("-o") catch unreachable;
1563		cc_args.append(output_path) catch unreachable;
1564
1565		for (self.object_files.toSliceConst()) \|object_file\| {
1566		cc_args.append(builder.pathFromRoot(object_file)) catch unreachable;
1567		}
1568
1569		if (!is_darwin) {
1570		const rpath_arg = builder.fmt("-Wl,-rpath,{}", try os.path.realAlloc(
1571		builder.allocator,
1572		builder.pathFromRoot(builder.cache_root),
1573		));
1574		defer builder.allocator.free(rpath_arg);
1575		try cc_args.append(rpath_arg);
1576
1577		try cc_args.append("-rdynamic");
1578		}
1579
1580		for (self.full_path_libs.toSliceConst()) \|full_path_lib\| {
1581		cc_args.append(builder.pathFromRoot(full_path_lib)) catch unreachable;
1582		}
1583
1584		{
1585		var it = self.link_libs.iterator();
1586		while (it.next()) \|entry\| {
1587		cc_args.append(builder.fmt("-l{}", entry.key)) catch unreachable;
1588		}
1589		}
1590
1591		if (is_darwin and !self.static) {
1592		var it = self.frameworks.iterator();
1593		while (it.next()) \|entry\| {
1594		cc_args.append("-framework") catch unreachable;
1595		cc_args.append(entry.key) catch unreachable;
1596		}
1597		}
1598
1599		try builder.spawnChild(cc_args.toSliceConst());
1600
1601		if (self.target.wantSharedLibSymLinks()) {
1602		try doAtomicSymLinks(builder.allocator, output_path, self.major_only_filename, self.name_only_filename);
1603		}
1604		}
1605		},
1606		Kind.Exe => {
1607		for (self.source_files.toSliceConst()) \|source_file\| {
1608		cc_args.resize(0) catch unreachable;
1609		cc_args.append(cc) catch unreachable;
1610
1611		const abs_source_file = builder.pathFromRoot(source_file);
1612		cc_args.append("-c") catch unreachable;
1613		cc_args.append(abs_source_file) catch unreachable;
1614
1615		const cache_o_src = os.path.join(
1616		builder.allocator,
1617		[][]const u8{ builder.cache_root, source_file },
1618		) catch unreachable;
1619		if (os.path.dirname(cache_o_src)) \|cache_o_dir\| {
1620		try builder.makePath(cache_o_dir);
1621		}
1622		const cache_o_file = builder.fmt("{}{}", cache_o_src, self.target.oFileExt());
1623		cc_args.append("-o") catch unreachable;
1624		cc_args.append(builder.pathFromRoot(cache_o_file)) catch unreachable;
1625
1626		for (self.cflags.toSliceConst()) \|cflag\| {
1627		cc_args.append(cflag) catch unreachable;
1628		}
1629
1630		for (self.include_dirs.toSliceConst()) \|dir\| {
1631		cc_args.append("-I") catch unreachable;
1632		cc_args.append(builder.pathFromRoot(dir)) catch unreachable;
1633		}
1634
1635		try builder.spawnChild(cc_args.toSliceConst());
1636
1637		self.object_files.append(cache_o_file) catch unreachable;
1638		}
1639
1640		cc_args.resize(0) catch unreachable;
1641		cc_args.append(cc) catch unreachable;
1642
1643		for (self.object_files.toSliceConst()) \|object_file\| {
1644		cc_args.append(builder.pathFromRoot(object_file)) catch unreachable;
1645		}
1646
1647		const output_path = builder.pathFromRoot(self.getOutputPath());
1648		cc_args.append("-o") catch unreachable;
1649		cc_args.append(output_path) catch unreachable;
1650
1651		const rpath_arg = builder.fmt("-Wl,-rpath,{}", try os.path.realAlloc(
1652		builder.allocator,
1653		builder.pathFromRoot(builder.cache_root),
1654		));
1655		defer builder.allocator.free(rpath_arg);
1656		try cc_args.append(rpath_arg);
1657
1658		try cc_args.append("-rdynamic");
1659
1660		{
1661		var it = self.link_libs.iterator();
1662		while (it.next()) \|entry\| {
1663		cc_args.append(builder.fmt("-l{}", entry.key)) catch unreachable;
1664		}
1665		}
1666
1667		if (is_darwin) {
1668		if (self.need_flat_namespace_hack) {
1669		cc_args.append("-Wl,-flat_namespace") catch unreachable;
1670		}
1671		cc_args.append("-Wl,-search_paths_first") catch unreachable;
1672		}
1673
1674		for (self.full_path_libs.toSliceConst()) \|full_path_lib\| {
1675		cc_args.append(builder.pathFromRoot(full_path_lib)) catch unreachable;
1676		}
1677
1678		if (is_darwin) {
1679		var it = self.frameworks.iterator();
1680		while (it.next()) \|entry\| {
1681		cc_args.append("-framework") catch unreachable;
1682		cc_args.append(entry.key) catch unreachable;
1683		}
1684		}
1685
1686		try builder.spawnChild(cc_args.toSliceConst());
1687		},
1688		}
1689		}
1690		};
1691
1692		pub const TestStep = struct {
1693		step: Step,
1694		builder: *Builder,
1695		root_src: []const u8,
1696		build_mode: builtin.Mode,
1697		verbose: bool,
1698		link_libs: BufSet,
1699		name_prefix: []const u8,
1700		filter: ?[]const u8,
1701		target: Target,
1702		exec_cmd_args: ?[]const ?[]const u8,
1703		include_dirs: ArrayList([]const u8),
1704		lib_paths: ArrayList([]const u8),
1705		packages: ArrayList(Pkg),
1706		object_files: ArrayList([]const u8),
1707		no_rosegment: bool,
1708		output_path: ?[]const u8,
1709		system_linker_hack: bool,
1710		override_std_dir: ?[]const u8,
1711
1712		pub fn init(builder: *Builder, root_src: []const u8) TestStep {
1713		const step_name = builder.fmt("test {}", root_src);
1714		return TestStep{
1715		.step = Step.init(step_name, builder.allocator, make),
1716		.builder = builder,
1717		.root_src = root_src,
1718		.build_mode = builtin.Mode.Debug,
1719		.verbose = false,
1720		.name_prefix = "",
1721		.filter = null,
1722		.link_libs = BufSet.init(builder.allocator),
1723		.target = Target{ .Native = {} },
1724		.exec_cmd_args = null,
1725		.include_dirs = ArrayList([]const u8).init(builder.allocator),
1726		.lib_paths = ArrayList([]const u8).init(builder.allocator),
1727		.packages = ArrayList(Pkg).init(builder.allocator),
1728		.object_files = ArrayList([]const u8).init(builder.allocator),
1729		.no_rosegment = false,
1730		.output_path = null,
1731		.system_linker_hack = false,
1732		.override_std_dir = null,
1733		};
1734		}
1735
1736		pub fn setNoRoSegment(self: *TestStep, value: bool) void {
1737		self.no_rosegment = value;
1738		}
1739
1740		pub fn addLibPath(self: *TestStep, path: []const u8) void {
1741		self.lib_paths.append(path) catch unreachable;
1742		}
1743
1744		pub fn addPackagePath(self: *TestStep, name: []const u8, pkg_index_path: []const u8) void {
1745		self.packages.append(Pkg{
1746		.name = name,
1747		.path = pkg_index_path,
1748		}) catch unreachable;
1749		}
1750
1751		pub fn setVerbose(self: *TestStep, value: bool) void {
1752		self.verbose = value;
1753		}
1754
1755		pub fn addIncludeDir(self: *TestStep, path: []const u8) void {
1756		self.include_dirs.append(path) catch unreachable;
1757		}
1758
1759		pub fn setBuildMode(self: *TestStep, mode: builtin.Mode) void {
1760		self.build_mode = mode;
1761		}
1762
1763		pub fn overrideStdDir(self: *TestStep, dir_path: []const u8) void {
1764		self.override_std_dir = dir_path;
1765		}
1766
1767		pub fn setOutputPath(self: *TestStep, file_path: []const u8) void {
1768		self.output_path = file_path;
1769
1770		// catch a common mistake
1771		if (mem.eql(u8, self.builder.pathFromRoot(file_path), self.builder.pathFromRoot("."))) {
1772		debug.panic("setOutputPath wants a file path, not a directory\n");
1773		}
1774		}
1775
1776		pub fn getOutputPath(self: *TestStep) []const u8 {
1777		if (self.output_path) \|output_path\| {
1778		return output_path;
1779		} else {
1780		const basename = self.builder.fmt("test{}", self.target.exeFileExt());
1781		return os.path.join(
1782		self.builder.allocator,
1783		[][]const u8{ self.builder.cache_root, basename },
1784		) catch unreachable;
1785		}
1786		}
1787
1788		pub fn linkSystemLibrary(self: *TestStep, name: []const u8) void {
1789		self.link_libs.put(name) catch unreachable;
1790		}
1791
1792		pub fn setNamePrefix(self: *TestStep, text: []const u8) void {
1793		self.name_prefix = text;
1794		}
1795
1796		pub fn setFilter(self: *TestStep, text: ?[]const u8) void {
1797		self.filter = text;
1798		}
1799
1800		pub fn addObject(self: TestStep, obj: LibExeObjStep) void {
1801		assert(obj.kind == LibExeObjStep.Kind.Obj);
1802
1803		self.step.dependOn(&obj.step);
1804
1805		self.object_files.append(obj.getOutputPath()) catch unreachable;
1806
1807		// TODO should be some kind of isolated directory that only has this header in it
1808		self.include_dirs.append(self.builder.cache_root) catch unreachable;
1809		}
1810
1811		pub fn addObjectFile(self: *TestStep, path: []const u8) void {
1812		self.object_files.append(path) catch unreachable;
1813		}
1814
1815		pub fn setTarget(self: *TestStep, target_arch: builtin.Arch, target_os: builtin.Os, target_environ: builtin.Environ) void {
1816		self.target = Target{
1817		.Cross = CrossTarget{
1818		.arch = target_arch,
1819		.os = target_os,
1820		.environ = target_environ,
1821		},
1822		};
1823		}
1824
1825		pub fn setExecCmd(self: *TestStep, args: []const ?[]const u8) void {
1826		self.exec_cmd_args = args;
1827		}
1828
1829		pub fn enableSystemLinkerHack(self: *TestStep) void {
1830		self.system_linker_hack = true;
1831		}
1832
1833		fn make(step: *Step) !void {
1834		const self = @fieldParentPtr(TestStep, "step", step);
1835		const builder = self.builder;
1836
1837		var zig_args = ArrayList([]const u8).init(builder.allocator);
1838		defer zig_args.deinit();
1839
1840		try zig_args.append(builder.zig_exe);
1841
1842		try zig_args.append("test");
1843		try zig_args.append(builder.pathFromRoot(self.root_src));
1844
1845		if (self.verbose) {
1846		try zig_args.append("--verbose");
1847		}
1848
1849		switch (self.build_mode) {
1850		builtin.Mode.Debug => {},
1851		builtin.Mode.ReleaseSafe => try zig_args.append("--release-safe"),
1852		builtin.Mode.ReleaseFast => try zig_args.append("--release-fast"),
1853		builtin.Mode.ReleaseSmall => try zig_args.append("--release-small"),
1854		}
1855
1856		const output_path = builder.pathFromRoot(self.getOutputPath());
1857		try zig_args.append("--output");
1858		try zig_args.append(output_path);
1859
1860		switch (self.target) {
1861		Target.Native => {},
1862		Target.Cross => \|cross_target\| {
1863		try zig_args.append("--target-arch");
1864		try zig_args.append(@tagName(cross_target.arch));
1865
1866		try zig_args.append("--target-os");
1867		try zig_args.append(@tagName(cross_target.os));
1868
1869		try zig_args.append("--target-environ");
1870		try zig_args.append(@tagName(cross_target.environ));
1871		},
1872		}
1873
1874		if (self.filter) \|filter\| {
1875		try zig_args.append("--test-filter");
1876		try zig_args.append(filter);
1877		}
1878
1879		if (self.name_prefix.len != 0) {
1880		try zig_args.append("--test-name-prefix");
1881		try zig_args.append(self.name_prefix);
1882		}
1883
1884		for (self.object_files.toSliceConst()) \|object_file\| {
1885		try zig_args.append("--object");
1886		try zig_args.append(builder.pathFromRoot(object_file));
1887		}
1888
1889		{
1890		var it = self.link_libs.iterator();
1891		while (true) {
1892		const entry = it.next() orelse break;
1893		try zig_args.append("--library");
1894		try zig_args.append(entry.key);
1895		}
1896		}
1897
1898		if (self.exec_cmd_args) \|exec_cmd_args\| {
1899		for (exec_cmd_args) \|cmd_arg\| {
1900		if (cmd_arg) \|arg\| {
1901		try zig_args.append("--test-cmd");
1902		try zig_args.append(arg);
1903		} else {
1904		try zig_args.append("--test-cmd-bin");
1905		}
1906		}
1907		}
1908
1909		for (self.include_dirs.toSliceConst()) \|include_path\| {
1910		try zig_args.append("-isystem");
1911		try zig_args.append(builder.pathFromRoot(include_path));
1912		}
1913
1914		for (builder.include_paths.toSliceConst()) \|include_path\| {
1915		try zig_args.append("-isystem");
1916		try zig_args.append(builder.pathFromRoot(include_path));
1917		}
1918
1919		for (builder.rpaths.toSliceConst()) \|rpath\| {
1920		try zig_args.append("-rpath");
1921		try zig_args.append(rpath);
1922		}
1923
1924		for (self.lib_paths.toSliceConst()) \|lib_path\| {
1925		try zig_args.append("--library-path");
1926		try zig_args.append(lib_path);
1927		}
1928
1929		for (builder.lib_paths.toSliceConst()) \|lib_path\| {
1930		try zig_args.append("--library-path");
1931		try zig_args.append(lib_path);
1932		}
1933
1934		for (self.packages.toSliceConst()) \|pkg\| {
1935		zig_args.append("--pkg-begin") catch unreachable;
1936		zig_args.append(pkg.name) catch unreachable;
1937		zig_args.append(builder.pathFromRoot(pkg.path)) catch unreachable;
1938		zig_args.append("--pkg-end") catch unreachable;
1939		}
1940
1941		if (self.no_rosegment) {
1942		try zig_args.append("--no-rosegment");
1943		}
1944		if (self.system_linker_hack) {
1945		try zig_args.append("--system-linker-hack");
1946		}
1947	1422	if (self.override_std_dir) \|dir\| {
1948	1423	try zig_args.append("--override-std-dir");
1949	1424	try zig_args.append(builder.pathFromRoot(dir));
1950	1425	}
1951	1426
1952	1427	try builder.spawnChild(zig_args.toSliceConst());
	1428
	1429	if (self.kind == Kind.Lib and !self.static and self.target.wantSharedLibSymLinks()) {
	1430	try doAtomicSymLinks(builder.allocator, output_path, self.major_only_filename, self.name_only_filename);
	1431	}
1953	1432	}
1954	1433	};
1955	1434
...	...	@@ -1995,6 +1474,7 @@ const InstallArtifactStep = struct {
1995	1474	pub fn create(builder: Builder, artifact: LibExeObjStep) *Self {
1996	1475	const dest_dir = switch (artifact.kind) {
1997	1476	LibExeObjStep.Kind.Obj => unreachable,
	1477	LibExeObjStep.Kind.Test => unreachable,
1998	1478	LibExeObjStep.Kind.Exe => builder.exe_dir,
1999	1479	LibExeObjStep.Kind.Lib => builder.lib_dir,
2000	1480	};
...	...	@@ -2031,6 +1511,7 @@ const InstallArtifactStep = struct {
2031	1511	builtin.Os.windows => {},
2032	1512	else => switch (self.artifact.kind) {
2033	1513	LibExeObjStep.Kind.Obj => unreachable,
	1514	LibExeObjStep.Kind.Test => unreachable,
2034	1515	LibExeObjStep.Kind.Exe => u32(0o755),
2035	1516	LibExeObjStep.Kind.Lib => if (self.artifact.static) u32(0o666) else u32(0o755),
2036	1517	},

std/build/fmt.zig created+35

...	...	@@ -0,0 +1,35 @@
	1	const std = @import("../index.zig");
	2	const build = @import("../build.zig");
	3	const Step = build.Step;
	4	const Builder = build.Builder;
	5	const BufMap = std.BufMap;
	6	const mem = std.mem;
	7
	8	pub const FmtStep = struct {
	9	step: Step,
	10	builder: *Builder,
	11	argv: [][]const u8,
	12
	13	pub fn create(builder: Builder, paths: []const []const u8) FmtStep {
	14	const self = builder.allocator.create(FmtStep) catch unreachable;
	15	const name = "zig fmt";
	16	self.* = FmtStep{
	17	.step = Step.init(name, builder.allocator, make),
	18	.builder = builder,
	19	.argv = builder.allocator.alloc([]u8, paths.len + 2) catch unreachable,
	20	};
	21
	22	self.argv[0] = builder.zig_exe;
	23	self.argv[1] = "fmt";
	24	for (paths) \|path, i\| {
	25	self.argv[2 + i] = builder.pathFromRoot(path);
	26	}
	27	return self;
	28	}
	29
	30	fn make(step: *Step) !void {
	31	const self = @fieldParentPtr(FmtStep, "step", step);
	32
	33	return self.builder.spawnChild(self.argv);
	34	}
	35	};

std/c/darwin.zig+10-1

...	...	@@ -36,11 +36,20 @@ pub extern "c" fn sysctlnametomib(name: []const u8, mibp: ?c_int, sizep: ?*usi
36	36	pub extern "c" fn bind(socket: c_int, address: ?*const sockaddr, address_len: socklen_t) c_int;
37	37	pub extern "c" fn socket(domain: c_int, type: c_int, protocol: c_int) c_int;
38	38
	39	const mach_hdr = if (@sizeOf(usize) == 8) mach_header_64 else mach_header;
	40
39	41	/// The value of the link editor defined symbol _MH_EXECUTE_SYM is the address
40	42	/// of the mach header in a Mach-O executable file type. It does not appear in
41	43	/// any file type other than a MH_EXECUTE file type. The type of the symbol is
42	44	/// absolute as the header is not part of any section.
43		pub extern "c" var _mh_execute_header: if (@sizeOf(usize) == 8) mach_header_64 else mach_header;
	45	/// This symbol is populated when linking the system's libc, which is guaranteed
	46	/// on this operating system. However when building object files or libraries,
	47	/// the system libc won't be linked until the final executable. So we
	48	/// export a weak symbol here, to be overridden by the real one.
	49	pub extern "c" var _mh_execute_header: mach_hdr = undefined;
	50	comptime {
	51	@export("__mh_execute_header", _mh_execute_header, @import("builtin").GlobalLinkage.Weak);
	52	}
44	53
45	54	pub const mach_header_64 = macho.mach_header_64;
46	55	pub const mach_header = macho.mach_header;

std/c/index.zig+1

...	...	@@ -6,6 +6,7 @@ pub use switch (builtin.os) {
6	6	Os.windows => @import("windows.zig"),
7	7	Os.macosx, Os.ios => @import("darwin.zig"),
8	8	Os.freebsd => @import("freebsd.zig"),
	9	Os.netbsd => @import("netbsd.zig"),
9	10	else => empty_import,
10	11	};
11	12	const empty_import = @import("../empty.zig");

std/c/netbsd.zig created+116

...	...	@@ -0,0 +1,116 @@
	1	extern "c" fn __errno() *c_int;
	2	pub const _errno = __errno;
	3
	4	pub extern "c" fn kqueue() c_int;
	5	pub extern "c" fn kevent(
	6	kq: c_int,
	7	changelist: [*]const Kevent,
	8	nchanges: c_int,
	9	eventlist: [*]Kevent,
	10	nevents: c_int,
	11	timeout: ?*const timespec,
	12	) c_int;
	13	pub extern "c" fn sysctl(name: []c_int, namelen: c_uint, oldp: ?c_void, oldlenp: ?usize, newp: ?c_void, newlen: usize) c_int;
	14	pub extern "c" fn sysctlbyname(name: []const u8, oldp: ?c_void, oldlenp: ?usize, newp: ?c_void, newlen: usize) c_int;
	15	pub extern "c" fn sysctlnametomib(name: []const u8, mibp: ?c_int, sizep: ?*usize) c_int;
	16	pub extern "c" fn getdirentries(fd: c_int, buf_ptr: []u8, nbytes: usize, basep: i64) usize;
	17	pub extern "c" fn getdents(fd: c_int, buf_ptr: [*]u8, nbytes: usize) usize;
	18	pub extern "c" fn pipe2(arg0: *[2]c_int, arg1: u32) c_int;
	19	pub extern "c" fn preadv(fd: c_int, iov: *const c_void, iovcnt: c_int, offset: usize) isize;
	20	pub extern "c" fn pwritev(fd: c_int, iov: *const c_void, iovcnt: c_int, offset: usize) isize;
	21	pub extern "c" fn openat(fd: c_int, path: ?[*]const u8, flags: c_int) c_int;
	22	pub extern "c" fn setgid(ruid: c_uint, euid: c_uint) c_int;
	23	pub extern "c" fn setuid(uid: c_uint) c_int;
	24	pub extern "c" fn kill(pid: c_int, sig: c_int) c_int;
	25	pub extern "c" fn clock_gettime(clk_id: c_int, tp: *timespec) c_int;
	26	pub extern "c" fn clock_getres(clk_id: c_int, tp: *timespec) c_int;
	27
	28	/// Renamed from `kevent` to `Kevent` to avoid conflict with function name.
	29	pub const Kevent = extern struct {
	30	ident: usize,
	31	filter: i32,
	32	flags: u32,
	33	fflags: u32,
	34	data: i64,
	35	udata: usize,
	36	};
	37
	38	pub const pthread_attr_t = extern struct {
	39	pta_magic: u32,
	40	pta_flags: c_int,
	41	pta_private: *c_void,
	42	};
	43
	44	pub const msghdr = extern struct {
	45	msg_name: *u8,
	46	msg_namelen: socklen_t,
	47	msg_iov: *iovec,
	48	msg_iovlen: i32,
	49	__pad1: i32,
	50	msg_control: *u8,
	51	msg_controllen: socklen_t,
	52	__pad2: socklen_t,
	53	msg_flags: i32,
	54	};
	55
	56	pub const Stat = extern struct {
	57	dev: u64,
	58	mode: u32,
	59	ino: u64,
	60	nlink: usize,
	61
	62	uid: u32,
	63	gid: u32,
	64	rdev: u64,
	65
	66	atim: timespec,
	67	mtim: timespec,
	68	ctim: timespec,
	69	birthtim: timespec,
	70
	71	size: i64,
	72	blocks: i64,
	73	blksize: isize,
	74	flags: u32,
	75	gen: u32,
	76	__spare: [2]u32,
	77	};
	78
	79	pub const timespec = extern struct {
	80	tv_sec: i64,
	81	tv_nsec: isize,
	82	};
	83
	84	pub const dirent = extern struct {
	85	d_fileno: u64,
	86	d_reclen: u16,
	87	d_namlen: u16,
	88	d_type: u8,
	89	d_off: i64,
	90	d_name: [512]u8,
	91	};
	92
	93	pub const in_port_t = u16;
	94	pub const sa_family_t = u8;
	95
	96	pub const sockaddr = extern union {
	97	in: sockaddr_in,
	98	in6: sockaddr_in6,
	99	};
	100
	101	pub const sockaddr_in = extern struct {
	102	len: u8,
	103	family: sa_family_t,
	104	port: in_port_t,
	105	addr: u32,
	106	zero: [8]u8,
	107	};
	108
	109	pub const sockaddr_in6 = extern struct {
	110	len: u8,
	111	family: sa_family_t,
	112	port: in_port_t,
	113	flowinfo: u32,
	114	addr: [16]u8,
	115	scope_id: u32,
	116	};

std/debug/index.zig+66-16

...	...	@@ -90,9 +90,60 @@ pub fn dumpCurrentStackTrace(start_addr: ?usize) void {
90	90	};
91	91	}
92	92
	93	/// Returns a slice with the same pointer as addresses, with a potentially smaller len.
	94	/// On Windows, when first_address is not null, we ask for at least 32 stack frames,
	95	/// and then try to find the first address. If addresses.len is more than 32, we
	96	/// capture that many stack frames exactly, and then look for the first address,
	97	/// chopping off the irrelevant frames and shifting so that the returned addresses pointer
	98	/// equals the passed in addresses pointer.
	99	pub fn captureStackTrace(first_address: ?usize, stack_trace: *builtin.StackTrace) void {
	100	switch (builtin.os) {
	101	builtin.Os.windows => {
	102	const addrs = stack_trace.instruction_addresses;
	103	const u32_addrs_len = @intCast(u32, addrs.len);
	104	const first_addr = first_address orelse {
	105	stack_trace.index = windows.RtlCaptureStackBackTrace(
	106	0,
	107	u32_addrs_len,
	108	@ptrCast(**c_void, addrs.ptr),
	109	null,
	110	);
	111	return;
	112	};
	113	var addr_buf_stack: [32]usize = undefined;
	114	const addr_buf = if (addr_buf_stack.len > addrs.len) addr_buf_stack[0..] else addrs;
	115	const n = windows.RtlCaptureStackBackTrace(0, u32_addrs_len, @ptrCast(**c_void, addr_buf.ptr), null);
	116	const first_index = for (addr_buf[0..n]) \|addr, i\| {
	117	if (addr == first_addr) {
	118	break i;
	119	}
	120	} else {
	121	stack_trace.index = 0;
	122	return;
	123	};
	124	const slice = addr_buf[first_index..n];
	125	// We use a for loop here because slice and addrs may alias.
	126	for (slice) \|addr, i\| {
	127	addrs[i] = addr;
	128	}
	129	stack_trace.index = slice.len;
	130	},
	131	else => {
	132	var it = StackIterator.init(first_address);
	133	for (stack_trace.instruction_addresses) \|*addr, i\| {
	134	addr.* = it.next() orelse {
	135	stack_trace.index = i;
	136	return;
	137	};
	138	}
	139	stack_trace.index = stack_trace.instruction_addresses.len;
	140	},
	141	}
	142	}
	143
93	144	/// Tries to print a stack trace to stderr, unbuffered, and ignores any error returned.
94	145	/// TODO multithreaded awareness
95		pub fn dumpStackTrace(stack_trace: *const builtin.StackTrace) void {
	146	pub fn dumpStackTrace(stack_trace: builtin.StackTrace) void {
96	147	const stderr = getStderrStream() catch return;
97	148	const debug_info = getSelfDebugInfo() catch \|err\| {
98	149	stderr.print("Unable to dump stack trace: Unable to open debug info: {}\n", @errorName(err)) catch return;
...	...	@@ -141,7 +192,7 @@ pub fn panicExtra(trace: ?*const builtin.StackTrace, first_trace_addr: ?usize, c
141	192	const stderr = getStderrStream() catch os.abort();
142	193	stderr.print(format ++ "\n", args) catch os.abort();
143	194	if (trace) \|t\| {
144		dumpStackTrace(t);
	195	dumpStackTrace(t.*);
145	196	}
146	197	dumpCurrentStackTrace(first_trace_addr);
147	198
...	...	@@ -155,16 +206,15 @@ const WHITE = "\x1b[37;1m";
155	206	const DIM = "\x1b[2m";
156	207	const RESET = "\x1b[0m";
157	208
158		pub fn writeStackTrace(stack_trace: const builtin.StackTrace, out_stream: var, allocator: mem.Allocator, debug_info: *DebugInfo, tty_color: bool) !void {
159		var frame_index: usize = undefined;
160		var frames_left: usize = undefined;
161		if (stack_trace.index < stack_trace.instruction_addresses.len) {
162		frame_index = 0;
163		frames_left = stack_trace.index;
164		} else {
165		frame_index = (stack_trace.index + 1) % stack_trace.instruction_addresses.len;
166		frames_left = stack_trace.instruction_addresses.len;
167		}
	209	pub fn writeStackTrace(
	210	stack_trace: builtin.StackTrace,
	211	out_stream: var,
	212	allocator: *mem.Allocator,
	213	debug_info: *DebugInfo,
	214	tty_color: bool,
	215	) !void {
	216	var frame_index: usize = 0;
	217	var frames_left: usize = stack_trace.index;
168	218
169	219	while (frames_left != 0) : ({
170	220	frames_left -= 1;
...	...	@@ -240,7 +290,7 @@ pub fn writeCurrentStackTraceWindows(
240	290	pub fn printSourceAtAddress(debug_info: *DebugInfo, out_stream: var, address: usize, tty_color: bool) !void {
241	291	switch (builtin.os) {
242	292	builtin.Os.macosx => return printSourceAtAddressMacOs(debug_info, out_stream, address, tty_color),
243		builtin.Os.linux, builtin.Os.freebsd => return printSourceAtAddressLinux(debug_info, out_stream, address, tty_color),
	293	builtin.Os.linux, builtin.Os.freebsd, builtin.Os.netbsd => return printSourceAtAddressLinux(debug_info, out_stream, address, tty_color),
244	294	builtin.Os.windows => return printSourceAtAddressWindows(debug_info, out_stream, address, tty_color),
245	295	else => return error.UnsupportedOperatingSystem,
246	296	}
...	...	@@ -574,7 +624,7 @@ fn machoSearchSymbols(symbols: []const MachoSymbol, address: usize) ?*const Mach
574	624	}
575	625
576	626	fn printSourceAtAddressMacOs(di: *DebugInfo, out_stream: var, address: usize, tty_color: bool) !void {
577		const base_addr = @ptrToInt(&std.c._mh_execute_header);
	627	const base_addr = std.os.getBaseAddress();
578	628	const adjusted_addr = 0x100000000 + (address - base_addr);
579	629
580	630	const symbol = machoSearchSymbols(di.symbols, adjusted_addr) orelse {
...	...	@@ -717,7 +767,7 @@ pub const OpenSelfDebugInfoError = error{
717	767
718	768	pub fn openSelfDebugInfo(allocator: *mem.Allocator) !DebugInfo {
719	769	switch (builtin.os) {
720		builtin.Os.linux, builtin.Os.freebsd => return openSelfDebugInfoLinux(allocator),
	770	builtin.Os.linux, builtin.Os.freebsd, builtin.Os.netbsd => return openSelfDebugInfoLinux(allocator),
721	771	builtin.Os.macosx, builtin.Os.ios => return openSelfDebugInfoMacOs(allocator),
722	772	builtin.Os.windows => return openSelfDebugInfoWindows(allocator),
723	773	else => return error.UnsupportedOperatingSystem,
...	...	@@ -1141,7 +1191,7 @@ pub const DebugInfo = switch (builtin.os) {
1141	1191	sect_contribs: []pdb.SectionContribEntry,
1142	1192	modules: []Module,
1143	1193	},
1144		builtin.Os.linux, builtin.Os.freebsd => DwarfInfo,
	1194	builtin.Os.linux, builtin.Os.freebsd, builtin.Os.netbsd => DwarfInfo,
1145	1195	else => @compileError("Unsupported OS"),
1146	1196	};
1147	1197

std/event/fs.zig+23-8

...	...	@@ -85,6 +85,7 @@ pub async fn pwritev(loop: *Loop, fd: os.FileHandle, data: []const []const u8, o
85	85	builtin.Os.macosx,
86	86	builtin.Os.linux,
87	87	builtin.Os.freebsd,
	88	builtin.Os.netbsd,
88	89	=> {
89	90	const iovecs = try loop.allocator.alloc(os.posix.iovec_const, data.len);
90	91	defer loop.allocator.free(iovecs);
...	...	@@ -222,6 +223,7 @@ pub async fn preadv(loop: *Loop, fd: os.FileHandle, data: []const []u8, offset:
222	223	builtin.Os.macosx,
223	224	builtin.Os.linux,
224	225	builtin.Os.freebsd,
	226	builtin.Os.netbsd,
225	227	=> {
226	228	const iovecs = try loop.allocator.alloc(os.posix.iovec, data.len);
227	229	defer loop.allocator.free(iovecs);
...	...	@@ -402,7 +404,11 @@ pub async fn openPosix(
402	404
403	405	pub async fn openRead(loop: *Loop, path: []const u8) os.File.OpenError!os.FileHandle {
404	406	switch (builtin.os) {
405		builtin.Os.macosx, builtin.Os.linux, builtin.Os.freebsd => {
	407	builtin.Os.macosx,
	408	builtin.Os.linux,
	409	builtin.Os.freebsd,
	410	builtin.Os.netbsd
	411	=> {
406	412	const flags = posix.O_LARGEFILE \| posix.O_RDONLY \| posix.O_CLOEXEC;
407	413	return await (async openPosix(loop, path, flags, os.File.default_mode) catch unreachable);
408	414	},
...	...	@@ -431,6 +437,7 @@ pub async fn openWriteMode(loop: *Loop, path: []const u8, mode: os.File.Mode) os
431	437	builtin.Os.macosx,
432	438	builtin.Os.linux,
433	439	builtin.Os.freebsd,
	440	builtin.Os.netbsd,
434	441	=> {
435	442	const flags = posix.O_LARGEFILE \| posix.O_WRONLY \| posix.O_CREAT \| posix.O_CLOEXEC \| posix.O_TRUNC;
436	443	return await (async openPosix(loop, path, flags, os.File.default_mode) catch unreachable);
...	...	@@ -453,7 +460,7 @@ pub async fn openReadWrite(
453	460	mode: os.File.Mode,
454	461	) os.File.OpenError!os.FileHandle {
455	462	switch (builtin.os) {
456		builtin.Os.macosx, builtin.Os.linux, builtin.Os.freebsd => {
	463	builtin.Os.macosx, builtin.Os.linux, builtin.Os.freebsd, builtin.Os.netbsd => {
457	464	const flags = posix.O_LARGEFILE \| posix.O_RDWR \| posix.O_CREAT \| posix.O_CLOEXEC;
458	465	return await (async openPosix(loop, path, flags, mode) catch unreachable);
459	466	},
...	...	@@ -481,7 +488,7 @@ pub const CloseOperation = struct {
481	488	os_data: OsData,
482	489
483	490	const OsData = switch (builtin.os) {
484		builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd => OsDataPosix,
	491	builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => OsDataPosix,
485	492
486	493	builtin.Os.windows => struct {
487	494	handle: ?os.FileHandle,
...	...	@@ -500,7 +507,7 @@ pub const CloseOperation = struct {
500	507	self.* = CloseOperation{
501	508	.loop = loop,
502	509	.os_data = switch (builtin.os) {
503		builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd => initOsDataPosix(self),
	510	builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => initOsDataPosix(self),
504	511	builtin.Os.windows => OsData{ .handle = null },
505	512	else => @compileError("Unsupported OS"),
506	513	},
...	...	@@ -530,6 +537,7 @@ pub const CloseOperation = struct {
530	537	builtin.Os.linux,
531	538	builtin.Os.macosx,
532	539	builtin.Os.freebsd,
	540	builtin.Os.netbsd,
533	541	=> {
534	542	if (self.os_data.have_fd) {
535	543	self.loop.posixFsRequest(&self.os_data.close_req_node);
...	...	@@ -552,6 +560,7 @@ pub const CloseOperation = struct {
552	560	builtin.Os.linux,
553	561	builtin.Os.macosx,
554	562	builtin.Os.freebsd,
	563	builtin.Os.netbsd,
555	564	=> {
556	565	self.os_data.close_req_node.data.msg.Close.fd = handle;
557	566	self.os_data.have_fd = true;
...	...	@@ -569,6 +578,7 @@ pub const CloseOperation = struct {
569	578	builtin.Os.linux,
570	579	builtin.Os.macosx,
571	580	builtin.Os.freebsd,
	581	builtin.Os.netbsd,
572	582	=> {
573	583	self.os_data.have_fd = false;
574	584	},
...	...	@@ -584,6 +594,7 @@ pub const CloseOperation = struct {
584	594	builtin.Os.linux,
585	595	builtin.Os.macosx,
586	596	builtin.Os.freebsd,
	597	builtin.Os.netbsd,
587	598	=> {
588	599	assert(self.os_data.have_fd);
589	600	return self.os_data.close_req_node.data.msg.Close.fd;
...	...	@@ -608,6 +619,7 @@ pub async fn writeFileMode(loop: *Loop, path: []const u8, contents: []const u8,
608	619	builtin.Os.linux,
609	620	builtin.Os.macosx,
610	621	builtin.Os.freebsd,
	622	builtin.Os.netbsd,
611	623	=> return await (async writeFileModeThread(loop, path, contents, mode) catch unreachable),
612	624	builtin.Os.windows => return await (async writeFileWindows(loop, path, contents) catch unreachable),
613	625	else => @compileError("Unsupported OS"),
...	...	@@ -713,7 +725,7 @@ pub fn Watch(comptime V: type) type {
713	725	os_data: OsData,
714	726
715	727	const OsData = switch (builtin.os) {
716		builtin.Os.macosx, builtin.Os.freebsd => struct {
	728	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => struct {
717	729	file_table: FileTable,
718	730	table_lock: event.Lock,
719	731
...	...	@@ -802,7 +814,7 @@ pub fn Watch(comptime V: type) type {
802	814	return self;
803	815	},
804	816
805		builtin.Os.macosx, builtin.Os.freebsd => {
	817	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
806	818	const self = try loop.allocator.create(Self);
807	819	errdefer loop.allocator.destroy(self);
808	820
...	...	@@ -822,7 +834,7 @@ pub fn Watch(comptime V: type) type {
822	834	/// All addFile calls and removeFile calls must have completed.
823	835	pub fn destroy(self: *Self) void {
824	836	switch (builtin.os) {
825		builtin.Os.macosx, builtin.Os.freebsd => {
	837	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
826	838	// TODO we need to cancel the coroutines before destroying the lock
827	839	self.os_data.table_lock.deinit();
828	840	var it = self.os_data.file_table.iterator();
...	...	@@ -864,7 +876,10 @@ pub fn Watch(comptime V: type) type {
864	876
865	877	pub async fn addFile(self: *Self, file_path: []const u8, value: V) !?V {
866	878	switch (builtin.os) {
867		builtin.Os.macosx, builtin.Os.freebsd => return await (async addFileKEvent(self, file_path, value) catch unreachable),
	879	builtin.Os.macosx,
	880	builtin.Os.freebsd,
	881	builtin.Os.netbsd
	882	=> return await (async addFileKEvent(self, file_path, value) catch unreachable),
868	883	builtin.Os.linux => return await (async addFileLinux(self, file_path, value) catch unreachable),
869	884	builtin.Os.windows => return await (async addFileWindows(self, file_path, value) catch unreachable),
870	885	else => @compileError("Unsupported OS"),

std/event/loop.zig+11-10

...	...	@@ -50,7 +50,7 @@ pub const Loop = struct {
50	50	};
51	51
52	52	pub const EventFd = switch (builtin.os) {
53		builtin.Os.macosx, builtin.Os.freebsd => KEventFd,
	53	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => KEventFd,
54	54	builtin.Os.linux => struct {
55	55	base: ResumeNode,
56	56	epoll_op: u32,
...	...	@@ -69,7 +69,7 @@ pub const Loop = struct {
69	69	};
70	70
71	71	pub const Basic = switch (builtin.os) {
72		builtin.Os.macosx, builtin.Os.freebsd => KEventBasic,
	72	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => KEventBasic,
73	73	builtin.Os.linux => struct {
74	74	base: ResumeNode,
75	75	},
...	...	@@ -221,7 +221,7 @@ pub const Loop = struct {
221	221	self.extra_threads[extra_thread_index] = try os.spawnThread(self, workerRun);
222	222	}
223	223	},
224		builtin.Os.macosx, builtin.Os.freebsd => {
	224	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
225	225	self.os_data.kqfd = try os.bsdKQueue();
226	226	errdefer os.close(self.os_data.kqfd);
227	227
...	...	@@ -386,7 +386,7 @@ pub const Loop = struct {
386	386	os.close(self.os_data.epollfd);
387	387	self.allocator.free(self.eventfd_resume_nodes);
388	388	},
389		builtin.Os.macosx, builtin.Os.freebsd => {
	389	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
390	390	os.close(self.os_data.kqfd);
391	391	os.close(self.os_data.fs_kqfd);
392	392	},
...	...	@@ -501,7 +501,7 @@ pub const Loop = struct {
501	501	const eventfd_node = &resume_stack_node.data;
502	502	eventfd_node.base.handle = next_tick_node.data;
503	503	switch (builtin.os) {
504		builtin.Os.macosx, builtin.Os.freebsd => {
	504	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
505	505	const kevent_array = (*[1]posix.Kevent)(&eventfd_node.kevent);
506	506	const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
507	507	_ = os.bsdKEvent(self.os_data.kqfd, kevent_array, empty_kevs, null) catch {
...	...	@@ -564,6 +564,7 @@ pub const Loop = struct {
564	564	builtin.Os.linux,
565	565	builtin.Os.macosx,
566	566	builtin.Os.freebsd,
	567	builtin.Os.netbsd,
567	568	=> self.os_data.fs_thread.wait(),
568	569	else => {},
569	570	}
...	...	@@ -628,7 +629,7 @@ pub const Loop = struct {
628	629	os.posixWrite(self.os_data.final_eventfd, wakeup_bytes) catch unreachable;
629	630	return;
630	631	},
631		builtin.Os.macosx, builtin.Os.freebsd => {
	632	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
632	633	self.posixFsRequest(&self.os_data.fs_end_request);
633	634	const final_kevent = (*[1]posix.Kevent)(&self.os_data.final_kevent);
634	635	const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
...	...	@@ -686,7 +687,7 @@ pub const Loop = struct {
686	687	}
687	688	}
688	689	},
689		builtin.Os.macosx, builtin.Os.freebsd => {
	690	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
690	691	var eventlist: [1]posix.Kevent = undefined;
691	692	const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
692	693	const count = os.bsdKEvent(self.os_data.kqfd, empty_kevs, eventlist[0..], null) catch unreachable;
...	...	@@ -749,7 +750,7 @@ pub const Loop = struct {
749	750	self.beginOneEvent(); // finished in posixFsRun after processing the msg
750	751	self.os_data.fs_queue.put(request_node);
751	752	switch (builtin.os) {
752		builtin.Os.macosx, builtin.Os.freebsd => {
	753	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
753	754	const fs_kevs = (*[1]posix.Kevent)(&self.os_data.fs_kevent_wake);
754	755	const empty_kevs = ([*]posix.Kevent)(undefined)[0..0];
755	756	_ = os.bsdKEvent(self.os_data.fs_kqfd, fs_kevs, empty_kevs, null) catch unreachable;
...	...	@@ -819,7 +820,7 @@ pub const Loop = struct {
819	820	else => unreachable,
820	821	}
821	822	},
822		builtin.Os.macosx, builtin.Os.freebsd => {
	823	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
823	824	const fs_kevs = (*[1]posix.Kevent)(&self.os_data.fs_kevent_wait);
824	825	var out_kevs: [1]posix.Kevent = undefined;
825	826	_ = os.bsdKEvent(self.os_data.fs_kqfd, fs_kevs, out_kevs[0..], null) catch unreachable;
...	...	@@ -831,7 +832,7 @@ pub const Loop = struct {
831	832
832	833	const OsData = switch (builtin.os) {
833	834	builtin.Os.linux => LinuxOsData,
834		builtin.Os.macosx, builtin.Os.freebsd => KEventData,
	835	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => KEventData,
835	836	builtin.Os.windows => struct {
836	837	io_port: windows.HANDLE,
837	838	extra_thread_count: usize,

std/fmt/index.zig+11-2

...	...	@@ -236,6 +236,9 @@ pub fn formatType(
236	236	const casted_value = ([]const u8)(value);
237	237	return output(context, casted_value);
238	238	},
	239	builtin.TypeInfo.Pointer.Size.C => {
	240	return format(context, Errors, output, "{}@{x}", @typeName(T.Child), @ptrToInt(value));
	241	},
239	242	},
240	243	builtin.TypeId.Array => \|info\| {
241	244	if (info.child == u8) {
...	...	@@ -828,7 +831,7 @@ pub fn parseUnsigned(comptime T: type, buf: []const u8, radix: u8) ParseUnsigned
828	831	return x;
829	832	}
830	833
831		test "parseUnsigned" {
	834	test "fmt.parseUnsigned" {
832	835	testing.expect((try parseUnsigned(u16, "050124", 10)) == 50124);
833	836	testing.expect((try parseUnsigned(u16, "65535", 10)) == 65535);
834	837	testing.expectError(error.Overflow, parseUnsigned(u16, "65536", 10));
...	...	@@ -855,6 +858,12 @@ test "parseUnsigned" {
855	858	testing.expectError(error.Overflow, parseUnsigned(u2, "4", 16));
856	859	}
857	860
	861	pub const parseFloat = @import("parse_float.zig").parseFloat;
	862
	863	test "fmt.parseFloat" {
	864	_ = @import("parse_float.zig");
	865	}
	866
858	867	pub fn charToDigit(c: u8, radix: u8) (error{InvalidCharacter}!u8) {
859	868	const value = switch (c) {
860	869	'0'...'9' => c - '0',
...	...	@@ -1109,7 +1118,7 @@ test "fmt.format" {
1109	1118	const result = try bufPrint(buf1[0..], "f64: {}\n", math.nan_f64);
1110	1119	testing.expect(mem.eql(u8, result, "f64: nan\n"));
1111	1120	}
1112		if (builtin.arch != builtin.Arch.armv8) {
	1121	if (builtin.arch != builtin.Arch.arm) {
1113	1122	// negative nan is not defined by IEE 754,
1114	1123	// and ARM thus normalizes it to positive nan
1115	1124	var buf1: [32]u8 = undefined;

std/fmt/parse_float.zig created+420

...	...	@@ -0,0 +1,420 @@
	1	// Adapted from https://github.com/grzegorz-kraszewski/stringtofloat.
	2
	3	// MIT License
	4	//
	5	// Copyright (c) 2016 Grzegorz Kraszewski
	6	//
	7	// Permission is hereby granted, free of charge, to any person obtaining a copy
	8	// of this software and associated documentation files (the "Software"), to deal
	9	// in the Software without restriction, including without limitation the rights
	10	// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	11	// copies of the Software, and to permit persons to whom the Software is
	12	// furnished to do so, subject to the following conditions:
	13	//
	14	// The above copyright notice and this permission notice shall be included in all
	15	// copies or substantial portions of the Software.
	16	//
	17	// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	18	// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	19	// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	20	// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	21	// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	22	// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	23	// SOFTWARE.
	24	//
	25
	26	// Be aware that this implementation has the following limitations:
	27	//
	28	// - Is not round-trip accurate for all values
	29	// - Only supports round-to-zero
	30	// - Does not handle denormals
	31
	32	const std = @import("../index.zig");
	33
	34	const max_digits = 25;
	35
	36	const f64_plus_zero: u64 = 0x0000000000000000;
	37	const f64_minus_zero: u64 = 0x8000000000000000;
	38	const f64_plus_infinity: u64 = 0x7FF0000000000000;
	39	const f64_minus_infinity: u64 = 0xFFF0000000000000;
	40
	41	const Z96 = struct {
	42	d0: u32,
	43	d1: u32,
	44	d2: u32,
	45
	46	// d = s >> 1
	47	inline fn shiftRight1(d: *Z96, s: Z96) void {
	48	d.d0 = (s.d0 >> 1) \| ((s.d1 & 1) << 31);
	49	d.d1 = (s.d1 >> 1) \| ((s.d2 & 1) << 31);
	50	d.d2 = s.d2 >> 1;
	51	}
	52
	53	// d = s << 1
	54	inline fn shiftLeft1(d: *Z96, s: Z96) void {
	55	d.d2 = (s.d2 << 1) \| ((s.d1 & (1 << 31)) >> 31);
	56	d.d1 = (s.d1 << 1) \| ((s.d0 & (1 << 31)) >> 31);
	57	d.d0 = s.d0 << 1;
	58	}
	59
	60	// d += s
	61	inline fn add(d: *Z96, s: Z96) void {
	62	var w = u64(d.d0) + u64(s.d0);
	63	d.d0 = @truncate(u32, w);
	64
	65	w >>= 32;
	66	w += u64(d.d1) + u64(s.d1);
	67	d.d1 = @truncate(u32, w);
	68
	69	w >>= 32;
	70	w += u64(d.d2) + u64(s.d2);
	71	d.d2 = @truncate(u32, w);
	72	}
	73
	74	// d -= s
	75	inline fn sub(d: *Z96, s: Z96) void {
	76	var w = u64(d.d0) -% u64(s.d0);
	77	d.d0 = @truncate(u32, w);
	78
	79	w >>= 32;
	80	w += u64(d.d1) -% u64(s.d1);
	81	d.d1 = @truncate(u32, w);
	82
	83	w >>= 32;
	84	w += u64(d.d2) -% u64(s.d2);
	85	d.d2 = @truncate(u32, w);
	86	}
	87	};
	88
	89	const FloatRepr = struct {
	90	negative: bool,
	91	exponent: i32,
	92	mantissa: u64,
	93	};
	94
	95	fn convertRepr(comptime T: type, n: FloatRepr) T {
	96	const mask28: u32 = 0xf << 28;
	97
	98	var s: Z96 = undefined;
	99	var q: Z96 = undefined;
	100	var r: Z96 = undefined;
	101
	102	s.d0 = @truncate(u32, n.mantissa);
	103	s.d1 = @truncate(u32, n.mantissa >> 32);
	104	s.d2 = 0;
	105
	106	var binary_exponent: u64 = 92;
	107	var exp = n.exponent;
	108
	109	while (exp > 0) : (exp -= 1) {
	110	q.shiftLeft1(s); // q = p << 1
	111	r.shiftLeft1(q); // r = p << 2
	112	s.shiftLeft1(r); // p = p << 3
	113	q.add(s); // p = (p << 3) + (p << 1)
	114
	115	exp -= 1;
	116
	117	while (s.d2 & mask28 != 0) {
	118	q.shiftRight1(s);
	119	binary_exponent += 1;
	120	s = q;
	121	}
	122	}
	123
	124	while (exp < 0) {
	125	while (s.d2 & (1 << 31) == 0) {
	126	q.shiftLeft1(s);
	127	binary_exponent -= 1;
	128	s = q;
	129	}
	130
	131	q.d2 = s.d2 / 10;
	132	r.d1 = s.d2 % 10;
	133	r.d2 = (s.d1 >> 8) \| (r.d1 << 24);
	134	q.d1 = r.d2 / 10;
	135	r.d1 = r.d2 % 10;
	136	r.d2 = ((s.d1 & 0xff) << 16) \| (s.d0 >> 16) \| (r.d1 << 24);
	137	r.d0 = r.d2 / 10;
	138	r.d1 = r.d2 % 10;
	139	q.d1 = (q.d1 << 8) \| ((r.d0 & 0x00ff0000) >> 16);
	140	q.d0 = r.d0 << 16;
	141	r.d2 = (s.d0 *% 0xffff) \| (r.d1 << 16);
	142	q.d0 \|= r.d2 / 10;
	143	s = q;
	144
	145	exp += 1;
	146	}
	147
	148	if (s.d0 != 0 or s.d1 != 0 or s.d2 != 0) {
	149	while (s.d2 & mask28 == 0) {
	150	q.shiftLeft1(s);
	151	binary_exponent -= 1;
	152	s = q;
	153	}
	154	}
	155
	156	binary_exponent += 1023;
	157
	158	const repr: u64 = blk: {
	159	if (binary_exponent > 2046) {
	160	break :blk if (n.negative) f64_minus_infinity else f64_plus_infinity;
	161	} else if (binary_exponent < 1) {
	162	break :blk if (n.negative) f64_minus_zero else f64_plus_zero;
	163	} else if (s.d2 != 0) {
	164	const binexs2 = u64(binary_exponent) << 52;
	165	const rr = (u64(s.d2 & ~mask28) << 24) \| ((u64(s.d1) + 128) >> 8) \| binexs2;
	166	break :blk if (n.negative) rr \| (1 << 63) else rr;
	167	} else {
	168	break :blk 0;
	169	}
	170	};
	171
	172	const f = @bitCast(f64, repr);
	173	return @floatCast(T, f);
	174	}
	175
	176	const State = enum {
	177	MaybeSign,
	178	LeadingMantissaZeros,
	179	LeadingFractionalZeros,
	180	MantissaIntegral,
	181	MantissaFractional,
	182	ExponentSign,
	183	LeadingExponentZeros,
	184	Exponent,
	185	};
	186
	187	const ParseResult = enum {
	188	Ok,
	189	PlusZero,
	190	MinusZero,
	191	PlusInf,
	192	MinusInf,
	193	};
	194
	195	inline fn isDigit(c: u8) bool {
	196	return c >= '0' and c <= '9';
	197	}
	198
	199	inline fn isSpace(c: u8) bool {
	200	return (c >= 0x09 and c <= 0x13) or c == 0x20;
	201	}
	202
	203	fn parseRepr(s: []const u8, n: *FloatRepr) !ParseResult {
	204	var digit_index: usize = 0;
	205	var negative = false;
	206	var negative_exp = false;
	207	var exponent: i32 = 0;
	208
	209	var state = State.MaybeSign;
	210
	211	var i: usize = 0;
	212	loop: while (i < s.len) {
	213	const c = s[i];
	214
	215	switch (state) {
	216	State.MaybeSign => {
	217	state = State.LeadingMantissaZeros;
	218
	219	if (c == '+') {
	220	i += 1;
	221	} else if (c == '-') {
	222	n.negative = true;
	223	i += 1;
	224	} else if (isDigit(c) or c == '.') {
	225	// continue
	226	} else {
	227	return error.InvalidCharacter;
	228	}
	229	},
	230
	231	State.LeadingMantissaZeros => {
	232	if (c == '0') {
	233	i += 1;
	234	} else if (c == '.') {
	235	i += 1;
	236	state = State.LeadingFractionalZeros;
	237	} else {
	238	state = State.MantissaIntegral;
	239	}
	240	},
	241
	242	State.LeadingFractionalZeros => {
	243	if (c == '0') {
	244	i += 1;
	245	if (n.exponent > std.math.minInt(i32)) {
	246	n.exponent -= 1;
	247	}
	248	} else {
	249	state = State.MantissaFractional;
	250	}
	251	},
	252
	253	State.MantissaIntegral => {
	254	if (isDigit(c)) {
	255	if (digit_index < max_digits) {
	256	n.mantissa *%= 10;
	257	n.mantissa += s[i] - '0';
	258	digit_index += 1;
	259	} else if (n.exponent < std.math.maxInt(i32)) {
	260	n.exponent += 1;
	261	}
	262
	263	i += 1;
	264	} else if (c == '.') {
	265	i += 1;
	266	state = State.MantissaFractional;
	267	} else {
	268	state = State.MantissaFractional;
	269	}
	270	},
	271
	272	State.MantissaFractional => {
	273	if (isDigit(c)) {
	274	if (digit_index < max_digits) {
	275	n.mantissa *%= 10;
	276	n.mantissa += c - '0';
	277	n.exponent -%= 1;
	278	digit_index += 1;
	279	}
	280
	281	i += 1;
	282	} else if (c == 'e' or c == 'E') {
	283	i += 1;
	284	state = State.ExponentSign;
	285	} else {
	286	state = State.ExponentSign;
	287	}
	288	},
	289
	290	State.ExponentSign => {
	291	if (c == '+') {
	292	i += 1;
	293	} else if (c == '-') {
	294	negative_exp = true;
	295	i += 1;
	296	}
	297
	298	state = State.LeadingExponentZeros;
	299	},
	300
	301	State.LeadingExponentZeros => {
	302	if (c == '0') {
	303	i += 1;
	304	} else {
	305	state = State.Exponent;
	306	}
	307	},
	308
	309	State.Exponent => {
	310	if (isDigit(c)) {
	311	if (exponent < std.math.maxInt(i32)) {
	312	exponent *= 10;
	313	exponent += @intCast(i32, c - '0');
	314	}
	315
	316	i += 1;
	317	} else {
	318	return error.InvalidCharacter;
	319	}
	320	},
	321	}
	322	}
	323
	324	if (negative_exp) exponent = -exponent;
	325	n.exponent += exponent;
	326
	327	if (n.mantissa == 0) {
	328	return if (n.negative) ParseResult.MinusZero else ParseResult.PlusZero;
	329	} else if (n.exponent > 309) {
	330	return if (n.negative) ParseResult.MinusInf else ParseResult.PlusInf;
	331	} else if (n.exponent < -328) {
	332	return if (n.negative) ParseResult.MinusZero else ParseResult.PlusZero;
	333	}
	334
	335	return ParseResult.Ok;
	336	}
	337
	338	inline fn isLower(c: u8) bool {
	339	return c -% 'a' < 26;
	340	}
	341
	342	inline fn toUpper(c: u8) u8 {
	343	return if (isLower(c)) (c & 0x5f) else c;
	344	}
	345
	346	fn caseInEql(a: []const u8, b: []const u8) bool {
	347	if (a.len != b.len) return false;
	348
	349	for (a) \|_, i\| {
	350	if (toUpper(a[i]) != toUpper(b[i])) {
	351	return false;
	352	}
	353	}
	354
	355	return true;
	356	}
	357
	358	pub fn parseFloat(comptime T: type, s: []const u8) !T {
	359	if (s.len == 0) {
	360	return error.InvalidCharacter;
	361	}
	362
	363	if (caseInEql(s, "nan")) {
	364	return std.math.nan(T);
	365	} else if (caseInEql(s, "inf") or caseInEql(s, "+inf")) {
	366	return std.math.inf(T);
	367	} else if (caseInEql(s, "-inf")) {
	368	return -std.math.inf(T);
	369	}
	370
	371	var r = FloatRepr{
	372	.negative = false,
	373	.exponent = 0,
	374	.mantissa = 0,
	375	};
	376
	377	return switch (try parseRepr(s, &r)) {
	378	ParseResult.Ok => convertRepr(T, r),
	379	ParseResult.PlusZero => 0.0,
	380	ParseResult.MinusZero => -T(0.0),
	381	ParseResult.PlusInf => std.math.inf(T),
	382	ParseResult.MinusInf => -std.math.inf(T),
	383	};
	384	}
	385
	386	test "fmt.parseFloat" {
	387	const testing = std.testing;
	388	const expect = testing.expect;
	389	const expectEqual = testing.expectEqual;
	390	const approxEq = std.math.approxEq;
	391	const epsilon = 1e-7;
	392
	393	inline for ([]type{ f16, f32, f64, f128 }) \|T\| {
	394	const Z = @IntType(false, T.bit_count);
	395
	396	testing.expectError(error.InvalidCharacter, parseFloat(T, ""));
	397	testing.expectError(error.InvalidCharacter, parseFloat(T, " 1"));
	398	testing.expectError(error.InvalidCharacter, parseFloat(T, "1abc"));
	399
	400	expectEqual(try parseFloat(T, "0"), 0.0);
	401	expectEqual((try parseFloat(T, "0")), 0.0);
	402	expectEqual((try parseFloat(T, "+0")), 0.0);
	403	expectEqual((try parseFloat(T, "-0")), 0.0);
	404
	405	expect(approxEq(T, try parseFloat(T, "3.141"), 3.141, epsilon));
	406	expect(approxEq(T, try parseFloat(T, "-3.141"), -3.141, epsilon));
	407
	408	expectEqual((try parseFloat(T, "1e-700")), 0);
	409	expectEqual((try parseFloat(T, "1e+700")), std.math.inf(T));
	410
	411	expectEqual(@bitCast(Z, try parseFloat(T, "nAn")), @bitCast(Z, std.math.nan(T)));
	412	expectEqual((try parseFloat(T, "inF")), std.math.inf(T));
	413	expectEqual((try parseFloat(T, "-INF")), -std.math.inf(T));
	414
	415	if (T != f16) {
	416	expect(approxEq(T, try parseFloat(T, "123142.1"), 123142.1, epsilon));
	417	expect(approxEq(T, try parseFloat(T, "-123142.1124"), T(-123142.1124), epsilon));
	418	}
	419	}
	420	}

std/hash_map.zig+2

...	...	@@ -496,6 +496,7 @@ pub fn autoHash(key: var, comptime rng: *std.rand.Random, comptime HashInt: type
496	496	builtin.TypeId.Pointer => \|info\| switch (info.size) {
497	497	builtin.TypeInfo.Pointer.Size.One => @compileError("TODO auto hash for single item pointers"),
498	498	builtin.TypeInfo.Pointer.Size.Many => @compileError("TODO auto hash for many item pointers"),
	499	builtin.TypeInfo.Pointer.Size.C => @compileError("TODO auto hash C pointers"),
499	500	builtin.TypeInfo.Pointer.Size.Slice => {
500	501	const interval = std.math.max(1, key.len / 256);
501	502	var i: usize = 0;
...	...	@@ -543,6 +544,7 @@ pub fn autoEql(a: var, b: @typeOf(a)) bool {
543	544	builtin.TypeId.Pointer => \|info\| switch (info.size) {
544	545	builtin.TypeInfo.Pointer.Size.One => @compileError("TODO auto eql for single item pointers"),
545	546	builtin.TypeInfo.Pointer.Size.Many => @compileError("TODO auto eql for many item pointers"),
	547	builtin.TypeInfo.Pointer.Size.C => @compileError("TODO auto eql for C pointers"),
546	548	builtin.TypeInfo.Pointer.Size.Slice => {
547	549	if (a.len != b.len) return false;
548	550	for (a) \|a_item, i\| {

std/heap.zig+3-3

...	...	@@ -71,7 +71,7 @@ pub const DirectAllocator = struct {
71	71	const self = @fieldParentPtr(DirectAllocator, "allocator", allocator);
72	72
73	73	switch (builtin.os) {
74		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	74	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
75	75	const p = os.posix;
76	76	const alloc_size = if (alignment <= os.page_size) n else n + alignment;
77	77	const addr = p.mmap(null, alloc_size, p.PROT_READ \| p.PROT_WRITE, p.MAP_PRIVATE \| p.MAP_ANONYMOUS, -1, 0);
...	...	@@ -120,7 +120,7 @@ pub const DirectAllocator = struct {
120	120	const self = @fieldParentPtr(DirectAllocator, "allocator", allocator);
121	121
122	122	switch (builtin.os) {
123		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	123	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
124	124	if (new_size <= old_mem.len) {
125	125	const base_addr = @ptrToInt(old_mem.ptr);
126	126	const old_addr_end = base_addr + old_mem.len;
...	...	@@ -164,7 +164,7 @@ pub const DirectAllocator = struct {
164	164	const self = @fieldParentPtr(DirectAllocator, "allocator", allocator);
165	165
166	166	switch (builtin.os) {
167		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	167	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
168	168	_ = os.posix.munmap(@ptrToInt(bytes.ptr), bytes.len);
169	169	},
170	170	Os.windows => {

std/index.zig+3-1

...	...	@@ -9,6 +9,7 @@ pub const DynLib = @import("dynamic_library.zig").DynLib;
9	9	pub const HashMap = @import("hash_map.zig").HashMap;
10	10	pub const LinkedList = @import("linked_list.zig").LinkedList;
11	11	pub const Mutex = @import("mutex.zig").Mutex;
	12	pub const PriorityQueue = @import("priority_queue.zig").PriorityQueue;
12	13	pub const StaticallyInitializedMutex = @import("statically_initialized_mutex.zig").StaticallyInitializedMutex;
13	14	pub const SegmentedList = @import("segmented_list.zig").SegmentedList;
14	15	pub const SpinLock = @import("spinlock.zig").SpinLock;
...	...	@@ -59,7 +60,7 @@ test "std" {
59	60	_ = @import("statically_initialized_mutex.zig");
60	61	_ = @import("segmented_list.zig");
61	62	_ = @import("spinlock.zig");
62
	63
63	64	_ = @import("base64.zig");
64	65	_ = @import("build.zig");
65	66	_ = @import("c/index.zig");
...	...	@@ -85,6 +86,7 @@ test "std" {
85	86	_ = @import("net.zig");
86	87	_ = @import("os/index.zig");
87	88	_ = @import("pdb.zig");
	89	_ = @import("priority_queue.zig");
88	90	_ = @import("rand/index.zig");
89	91	_ = @import("sort.zig");
90	92	_ = @import("testing.zig");

std/io.zig+61-22

...	...	@@ -343,23 +343,24 @@ pub fn BufferedInStreamCustom(comptime buffer_size: usize, comptime Error: type)
343	343	const amt_buffered = self.end_index - self.start_index;
344	344	if (amt_buffered == 0) {
345	345	assert(self.end_index <= buffer_size);
346		if (self.end_index == buffer_size) {
347		// we can read more data from the unbuffered stream
348		if (dest_space < buffer_size) {
349		self.start_index = 0;
350		self.end_index = try self.unbuffered_in_stream.read(self.buffer[0..]);
351		} else {
352		// asking for so much data that buffering is actually less efficient.
353		// forward the request directly to the unbuffered stream
354		const amt_read = try self.unbuffered_in_stream.read(dest[dest_index..]);
355		return dest_index + amt_read;
356		}
357		} else {
358		// reading from the unbuffered stream returned less than we asked for
359		// so we cannot read any more data.
	346	// Make sure the last read actually gave us some data
	347	if (self.end_index == 0) {
	348	// reading from the unbuffered stream returned nothing
	349	// so we have nothing left to read.
360	350	return dest_index;
361	351	}
	352	// we can read more data from the unbuffered stream
	353	if (dest_space < buffer_size) {
	354	self.start_index = 0;
	355	self.end_index = try self.unbuffered_in_stream.read(self.buffer[0..]);
	356	} else {
	357	// asking for so much data that buffering is actually less efficient.
	358	// forward the request directly to the unbuffered stream
	359	const amt_read = try self.unbuffered_in_stream.read(dest[dest_index..]);
	360	return dest_index + amt_read;
	361	}
362	362	}
	363
363	364	const copy_amount = math.min(dest_space, amt_buffered);
364	365	const copy_end_index = self.start_index + copy_amount;
365	366	mem.copy(u8, dest[dest_index..], self.buffer[self.start_index..copy_end_index]);
...	...	@@ -370,6 +371,46 @@ pub fn BufferedInStreamCustom(comptime buffer_size: usize, comptime Error: type)
370	371	};
371	372	}
372	373
	374	test "io.BufferedInStream" {
	375	const OneByteReadInStream = struct {
	376	const Error = error{NoError};
	377	const Stream = InStream(Error);
	378
	379	stream: Stream,
	380	str: []const u8,
	381	curr: usize,
	382
	383	fn init(str: []const u8) @This() {
	384	return @This(){
	385	.stream = Stream{ .readFn = readFn },
	386	.str = str,
	387	.curr = 0,
	388	};
	389	}
	390
	391	fn readFn(in_stream: *Stream, dest: []u8) Error!usize {
	392	const self = @fieldParentPtr(@This(), "stream", in_stream);
	393	if (self.str.len <= self.curr or dest.len == 0)
	394	return 0;
	395
	396	dest[0] = self.str[self.curr];
	397	self.curr += 1;
	398	return 1;
	399	}
	400	};
	401
	402	var buf: [100]u8 = undefined;
	403	const allocator = &std.heap.FixedBufferAllocator.init(buf[0..]).allocator;
	404
	405	const str = "This is a test";
	406	var one_byte_stream = OneByteReadInStream.init(str);
	407	var buf_in_stream = BufferedInStream(OneByteReadInStream.Error).init(&one_byte_stream.stream);
	408	const stream = &buf_in_stream.stream;
	409
	410	const res = try stream.readAllAlloc(allocator, str.len + 1);
	411	testing.expectEqualSlices(u8, str, res);
	412	}
	413
373	414	/// Creates a stream which supports 'un-reading' data, so that it can be read again.
374	415	/// This makes look-ahead style parsing much easier.
375	416	pub fn PeekStream(comptime buffer_size: usize, comptime InStreamError: type) type {
...	...	@@ -935,8 +976,6 @@ pub fn BitOutStream(endian: builtin.Endian, comptime Error: type) type {
935	976	};
936	977	}
937	978
938
939
940	979	pub const BufferedAtomicFile = struct {
941	980	atomic_file: os.AtomicFile,
942	981	file_stream: os.File.OutStream,
...	...	@@ -978,7 +1017,6 @@ pub const BufferedAtomicFile = struct {
978	1017	}
979	1018	};
980	1019
981
982	1020	pub fn readLine(buf: *std.Buffer) ![]u8 {
983	1021	var stdin = try getStdIn();
984	1022	var stdin_stream = stdin.inStream();
...	...	@@ -1073,13 +1111,13 @@ pub fn Deserializer(comptime endian: builtin.Endian, is_packed: bool, comptime E
1073	1111	else => in_stream,
1074	1112	} };
1075	1113	}
1076
	1114
1077	1115	pub fn alignToByte(self: *Self) void {
1078		if(!is_packed) return;
	1116	if (!is_packed) return;
1079	1117	self.in_stream.alignToByte();
1080	1118	}
1081	1119
1082		//@BUG: inferred error issue. See: #1386
	1120	//@BUG: inferred error issue. See: #1386
1083	1121	fn deserializeInt(self: *Self, comptime T: type) (Error \|\| error{EndOfStream})!T {
1084	1122	comptime assert(trait.is(builtin.TypeId.Int)(T) or trait.is(builtin.TypeId.Float)(T));
1085	1123
...	...	@@ -1088,7 +1126,7 @@ pub fn Deserializer(comptime endian: builtin.Endian, is_packed: bool, comptime E
1088	1126
1089	1127	const U = @IntType(false, t_bit_count);
1090	1128	const Log2U = math.Log2Int(U);
1091		const int_size = @sizeOf(U);
	1129	const int_size = (U.bit_count + 7) / 8;
1092	1130
1093	1131	if (is_packed) {
1094	1132	const result = try self.in_stream.readBitsNoEof(U, t_bit_count);
...	...	@@ -1301,7 +1339,7 @@ pub fn Serializer(comptime endian: builtin.Endian, comptime is_packed: bool, com
1301	1339
1302	1340	const U = @IntType(false, t_bit_count);
1303	1341	const Log2U = math.Log2Int(U);
1304		const int_size = @sizeOf(U);
	1342	const int_size = (U.bit_count + 7) / 8;
1305	1343
1306	1344	const u_value = @bitCast(U, value);
1307	1345
...	...	@@ -1414,3 +1452,4 @@ test "import io tests" {
1414	1452	_ = @import("io_test.zig");
1415	1453	}
1416	1454	}
	1455

std/io_test.zig+11

...	...	@@ -29,6 +29,17 @@ test "write a file, read it, then delete it" {
29	29	try st.print("end");
30	30	try buf_stream.flush();
31	31	}
	32
	33	{
	34	// make sure openWriteNoClobber doesn't harm the file
	35	if (os.File.openWriteNoClobber(tmp_file_name, os.File.default_mode)) \|file\| {
	36	unreachable;
	37	}
	38	else \|err\| {
	39	std.debug.assert(err == os.File.OpenError.PathAlreadyExists);
	40	}
	41	}
	42
32	43	{
33	44	var file = try os.File.openRead(tmp_file_name);
34	45	defer file.close();

std/json.zig+6-2

...	...	@@ -1345,7 +1345,7 @@ pub const Parser = struct {
1345	1345	return if (token.number_is_integer)
1346	1346	Value{ .Integer = try std.fmt.parseInt(i64, token.slice(input, i), 10) }
1347	1347	else
1348		@panic("TODO: fmt.parseFloat not yet implemented");
	1348	Value{ .Float = try std.fmt.parseFloat(f64, token.slice(input, i)) };
1349	1349	}
1350	1350	};
1351	1351
...	...	@@ -1366,7 +1366,8 @@ test "json.parser.dynamic" {
1366	1366	\\ },
1367	1367	\\ "Animated" : false,
1368	1368	\\ "IDs": [116, 943, 234, 38793],
1369		\\ "ArrayOfObject": [{"n": "m"}]
	1369	\\ "ArrayOfObject": [{"n": "m"}],
	1370	\\ "double": 1.3412
1370	1371	\\ }
1371	1372	\\}
1372	1373	;
...	...	@@ -1395,4 +1396,7 @@ test "json.parser.dynamic" {
1395	1396
1396	1397	const obj0 = array_of_object.Array.at(0).Object.get("n").?.value;
1397	1398	testing.expect(mem.eql(u8, obj0.String, "m"));
	1399
	1400	const double = image.Object.get("double").?.value;
	1401	testing.expect(double.Float == 1.3412);
1398	1402	}

std/math/fabs.zig+19

...	...	@@ -14,6 +14,7 @@ pub fn fabs(x: var) @typeOf(x) {
14	14	f16 => fabs16(x),
15	15	f32 => fabs32(x),
16	16	f64 => fabs64(x),
	17	f128 => fabs128(x),
17	18	else => @compileError("fabs not implemented for " ++ @typeName(T)),
18	19	};
19	20	}
...	...	@@ -36,10 +37,17 @@ fn fabs64(x: f64) f64 {
36	37	return @bitCast(f64, u);
37	38	}
38	39
	40	fn fabs128(x: f128) f128 {
	41	var u = @bitCast(u128, x);
	42	u &= maxInt(u128) >> 1;
	43	return @bitCast(f128, u);
	44	}
	45
39	46	test "math.fabs" {
40	47	expect(fabs(f16(1.0)) == fabs16(1.0));
41	48	expect(fabs(f32(1.0)) == fabs32(1.0));
42	49	expect(fabs(f64(1.0)) == fabs64(1.0));
	50	expect(fabs(f128(1.0)) == fabs128(1.0));
43	51	}
44	52
45	53	test "math.fabs16" {
...	...	@@ -57,6 +65,11 @@ test "math.fabs64" {
57	65	expect(fabs64(-1.0) == 1.0);
58	66	}
59	67
	68	test "math.fabs128" {
	69	expect(fabs128(1.0) == 1.0);
	70	expect(fabs128(-1.0) == 1.0);
	71	}
	72
60	73	test "math.fabs16.special" {
61	74	expect(math.isPositiveInf(fabs(math.inf(f16))));
62	75	expect(math.isPositiveInf(fabs(-math.inf(f16))));
...	...	@@ -74,3 +87,9 @@ test "math.fabs64.special" {
74	87	expect(math.isPositiveInf(fabs(-math.inf(f64))));
75	88	expect(math.isNan(fabs(math.nan(f64))));
76	89	}
	90
	91	test "math.fabs128.special" {
	92	expect(math.isPositiveInf(fabs(math.inf(f128))));
	93	expect(math.isPositiveInf(fabs(-math.inf(f128))));
	94	expect(math.isNan(fabs(math.nan(f128))));
	95	}

std/math/index.zig+11-1

...	...	@@ -51,6 +51,12 @@ pub const nan_f64 = @bitCast(f64, nan_u64);
51	51	pub const inf_u64 = u64(0x7FF << 52);
52	52	pub const inf_f64 = @bitCast(f64, inf_u64);
53	53
	54	pub const nan_u128 = u128(0x7fff0000000000000000000000000001);
	55	pub const nan_f128 = @bitCast(f128, nan_u128);
	56
	57	pub const inf_u128 = u128(0x7fff0000000000000000000000000000);
	58	pub const inf_f128 = @bitCast(f128, inf_u128);
	59
54	60	pub const nan = @import("nan.zig").nan;
55	61	pub const snan = @import("nan.zig").snan;
56	62	pub const inf = @import("inf.zig").inf;
...	...	@@ -379,7 +385,7 @@ pub fn IntFittingRange(comptime from: comptime_int, comptime to: comptime_int) t
379	385	return u0;
380	386	}
381	387	const is_signed = from < 0;
382		const largest_positive_integer = max(if (from<0) (-from)-1 else from, to); // two's complement
	388	const largest_positive_integer = max(if (from < 0) (-from) - 1 else from, to); // two's complement
383	389	const base = log2(largest_positive_integer);
384	390	const upper = (1 << base) - 1;
385	391	var magnitude_bits = if (upper >= largest_positive_integer) base else base + 1;
...	...	@@ -752,6 +758,7 @@ test "minInt and maxInt" {
752	758	testing.expect(maxInt(u16) == 65535);
753	759	testing.expect(maxInt(u32) == 4294967295);
754	760	testing.expect(maxInt(u64) == 18446744073709551615);
	761	testing.expect(maxInt(u128) == 340282366920938463463374607431768211455);
755	762
756	763	testing.expect(maxInt(i0) == 0);
757	764	testing.expect(maxInt(i1) == 0);
...	...	@@ -760,6 +767,7 @@ test "minInt and maxInt" {
760	767	testing.expect(maxInt(i32) == 2147483647);
761	768	testing.expect(maxInt(i63) == 4611686018427387903);
762	769	testing.expect(maxInt(i64) == 9223372036854775807);
	770	testing.expect(maxInt(i128) == 170141183460469231731687303715884105727);
763	771
764	772	testing.expect(minInt(u0) == 0);
765	773	testing.expect(minInt(u1) == 0);
...	...	@@ -768,6 +776,7 @@ test "minInt and maxInt" {
768	776	testing.expect(minInt(u32) == 0);
769	777	testing.expect(minInt(u63) == 0);
770	778	testing.expect(minInt(u64) == 0);
	779	testing.expect(minInt(u128) == 0);
771	780
772	781	testing.expect(minInt(i0) == 0);
773	782	testing.expect(minInt(i1) == -1);
...	...	@@ -776,6 +785,7 @@ test "minInt and maxInt" {
776	785	testing.expect(minInt(i32) == -2147483648);
777	786	testing.expect(minInt(i63) == -4611686018427387904);
778	787	testing.expect(minInt(i64) == -9223372036854775808);
	788	testing.expect(minInt(i128) == -170141183460469231731687303715884105728);
779	789	}
780	790
781	791	test "max value type" {

std/math/inf.zig+4-3

...	...	@@ -3,9 +3,10 @@ const math = std.math;
3	3
4	4	pub fn inf(comptime T: type) T {
5	5	return switch (T) {
6		f16 => @bitCast(f16, math.inf_u16),
7		f32 => @bitCast(f32, math.inf_u32),
8		f64 => @bitCast(f64, math.inf_u64),
	6	f16 => math.inf_f16,
	7	f32 => math.inf_f32,
	8	f64 => math.inf_f64,
	9	f128 => math.inf_f128,
9	10	else => @compileError("inf not implemented for " ++ @typeName(T)),
10	11	};
11	12	}

std/math/isinf.zig+22

...	...	@@ -18,6 +18,10 @@ pub fn isInf(x: var) bool {
18	18	const bits = @bitCast(u64, x);
19	19	return bits & (maxInt(u64) >> 1) == (0x7FF << 52);
20	20	},
	21	f128 => {
	22	const bits = @bitCast(u128, x);
	23	return bits & (maxInt(u128) >> 1) == (0x7FFF << 112);
	24	},
21	25	else => {
22	26	@compileError("isInf not implemented for " ++ @typeName(T));
23	27	},
...	...	@@ -36,6 +40,9 @@ pub fn isPositiveInf(x: var) bool {
36	40	f64 => {
37	41	return @bitCast(u64, x) == 0x7FF << 52;
38	42	},
	43	f128 => {
	44	return @bitCast(u128, x) == 0x7FFF << 112;
	45	},
39	46	else => {
40	47	@compileError("isPositiveInf not implemented for " ++ @typeName(T));
41	48	},
...	...	@@ -54,6 +61,9 @@ pub fn isNegativeInf(x: var) bool {
54	61	f64 => {
55	62	return @bitCast(u64, x) == 0xFFF << 52;
56	63	},
	64	f128 => {
	65	return @bitCast(u128, x) == 0xFFFF << 112;
	66	},
57	67	else => {
58	68	@compileError("isNegativeInf not implemented for " ++ @typeName(T));
59	69	},
...	...	@@ -67,12 +77,16 @@ test "math.isInf" {
67	77	expect(!isInf(f32(-0.0)));
68	78	expect(!isInf(f64(0.0)));
69	79	expect(!isInf(f64(-0.0)));
	80	expect(!isInf(f128(0.0)));
	81	expect(!isInf(f128(-0.0)));
70	82	expect(isInf(math.inf(f16)));
71	83	expect(isInf(-math.inf(f16)));
72	84	expect(isInf(math.inf(f32)));
73	85	expect(isInf(-math.inf(f32)));
74	86	expect(isInf(math.inf(f64)));
75	87	expect(isInf(-math.inf(f64)));
	88	expect(isInf(math.inf(f128)));
	89	expect(isInf(-math.inf(f128)));
76	90	}
77	91
78	92	test "math.isPositiveInf" {
...	...	@@ -82,12 +96,16 @@ test "math.isPositiveInf" {
82	96	expect(!isPositiveInf(f32(-0.0)));
83	97	expect(!isPositiveInf(f64(0.0)));
84	98	expect(!isPositiveInf(f64(-0.0)));
	99	expect(!isPositiveInf(f128(0.0)));
	100	expect(!isPositiveInf(f128(-0.0)));
85	101	expect(isPositiveInf(math.inf(f16)));
86	102	expect(!isPositiveInf(-math.inf(f16)));
87	103	expect(isPositiveInf(math.inf(f32)));
88	104	expect(!isPositiveInf(-math.inf(f32)));
89	105	expect(isPositiveInf(math.inf(f64)));
90	106	expect(!isPositiveInf(-math.inf(f64)));
	107	expect(isPositiveInf(math.inf(f128)));
	108	expect(!isPositiveInf(-math.inf(f128)));
91	109	}
92	110
93	111	test "math.isNegativeInf" {
...	...	@@ -97,10 +115,14 @@ test "math.isNegativeInf" {
97	115	expect(!isNegativeInf(f32(-0.0)));
98	116	expect(!isNegativeInf(f64(0.0)));
99	117	expect(!isNegativeInf(f64(-0.0)));
	118	expect(!isNegativeInf(f128(0.0)));
	119	expect(!isNegativeInf(f128(-0.0)));
100	120	expect(!isNegativeInf(math.inf(f16)));
101	121	expect(isNegativeInf(-math.inf(f16)));
102	122	expect(!isNegativeInf(math.inf(f32)));
103	123	expect(isNegativeInf(-math.inf(f32)));
104	124	expect(!isNegativeInf(math.inf(f64)));
105	125	expect(isNegativeInf(-math.inf(f64)));
	126	expect(!isNegativeInf(math.inf(f128)));
	127	expect(isNegativeInf(-math.inf(f128)));
106	128	}

std/math/isnan.zig+6

...	...	@@ -18,6 +18,10 @@ pub fn isNan(x: var) bool {
18	18	const bits = @bitCast(u64, x);
19	19	return (bits & (maxInt(u64) >> 1)) > (u64(0x7FF) << 52);
20	20	},
	21	f128 => {
	22	const bits = @bitCast(u128, x);
	23	return (bits & (maxInt(u128) >> 1)) > (u128(0x7FFF) << 112);
	24	},
21	25	else => {
22	26	@compileError("isNan not implemented for " ++ @typeName(T));
23	27	},
...	...	@@ -34,7 +38,9 @@ test "math.isNan" {
34	38	expect(isNan(math.nan(f16)));
35	39	expect(isNan(math.nan(f32)));
36	40	expect(isNan(math.nan(f64)));
	41	expect(isNan(math.nan(f128)));
37	42	expect(!isNan(f16(1.0)));
38	43	expect(!isNan(f32(1.0)));
39	44	expect(!isNan(f64(1.0)));
	45	expect(!isNan(f128(1.0)));
40	46	}

std/math/nan.zig+4-3

...	...	@@ -2,9 +2,10 @@ const math = @import("index.zig");
2	2
3	3	pub fn nan(comptime T: type) T {
4	4	return switch (T) {
5		f16 => @bitCast(f16, math.nan_u16),
6		f32 => @bitCast(f32, math.nan_u32),
7		f64 => @bitCast(f64, math.nan_u64),
	5	f16 => math.nan_f16,
	6	f32 => math.nan_f32,
	7	f64 => math.nan_f64,
	8	f128 => math.nan_f128,
8	9	else => @compileError("nan not implemented for " ++ @typeName(T)),
9	10	};
10	11	}

std/math/powi.zig+8-1

...	...	@@ -25,7 +25,7 @@ pub fn powi(comptime T: type, x: T, y: T) (error{
25	25
26	26	// powi(x, +-0) = 1 for any x
27	27	if (y == 0 or y == -0) {
28		return 0;
	28	return 1;
29	29	}
30	30
31	31	switch (x) {
...	...	@@ -174,4 +174,11 @@ test "math.powi.special" {
174	174	testing.expectError(error.Overflow, powi(u64, 2, 64));
175	175	testing.expectError(error.Overflow, powi(u17, 2, 17));
176	176	testing.expectError(error.Overflow, powi(u42, 2, 42));
	177
	178	testing.expect((try powi(u8, 6, 0)) == 1);
	179	testing.expect((try powi(u16, 5, 0)) == 1);
	180	testing.expect((try powi(u32, 12, 0)) == 1);
	181	testing.expect((try powi(u64, 34, 0)) == 1);
	182	testing.expect((try powi(u17, 16, 0)) == 1);
	183	testing.expect((try powi(u42, 34, 0)) == 1);
177	184	}

std/mem.zig+20-29

...	...	@@ -423,8 +423,7 @@ pub fn readVarInt(comptime ReturnType: type, bytes: []const u8, endian: builtin.
423	423	/// This function cannot fail and cannot cause undefined behavior.
424	424	/// Assumes the endianness of memory is native. This means the function can
425	425	/// simply pointer cast memory.
426		pub fn readIntNative(comptime T: type, bytes: *const [@sizeOf(T)]u8) T {
427		comptime assert(T.bit_count % 8 == 0);
	426	pub fn readIntNative(comptime T: type, bytes: *const [@divExact(T.bit_count, 8)]u8) T {
428	427	return @ptrCast(align(1) const T, bytes).;
429	428	}
430	429
...	...	@@ -432,7 +431,7 @@ pub fn readIntNative(comptime T: type, bytes: *const [@sizeOf(T)]u8) T {
432	431	/// The bit count of T must be evenly divisible by 8.
433	432	/// This function cannot fail and cannot cause undefined behavior.
434	433	/// Assumes the endianness of memory is foreign, so it must byte-swap.
435		pub fn readIntForeign(comptime T: type, bytes: *const [@sizeOf(T)]u8) T {
	434	pub fn readIntForeign(comptime T: type, bytes: *const [@divExact(T.bit_count, 8)]u8) T {
436	435	return @bswap(T, readIntNative(T, bytes));
437	436	}
438	437
...	...	@@ -446,22 +445,20 @@ pub const readIntBig = switch (builtin.endian) {
446	445	builtin.Endian.Big => readIntNative,
447	446	};
448	447
449		/// Asserts that bytes.len >= @sizeOf(T). Reads the integer starting from index 0
	448	/// Asserts that bytes.len >= T.bit_count / 8. Reads the integer starting from index 0
450	449	/// and ignores extra bytes.
451		/// Note that @sizeOf(u24) is 3.
452	450	/// The bit count of T must be evenly divisible by 8.
453	451	/// Assumes the endianness of memory is native. This means the function can
454	452	/// simply pointer cast memory.
455	453	pub fn readIntSliceNative(comptime T: type, bytes: []const u8) T {
456		assert(@sizeOf(u24) == 3);
457		assert(bytes.len >= @sizeOf(T));
	454	const n = @divExact(T.bit_count, 8);
	455	assert(bytes.len >= n);
458	456	// TODO https://github.com/ziglang/zig/issues/863
459		return readIntNative(T, @ptrCast(*const [@sizeOf(T)]u8, bytes.ptr));
	457	return readIntNative(T, @ptrCast(*const [n]u8, bytes.ptr));
460	458	}
461	459
462		/// Asserts that bytes.len >= @sizeOf(T). Reads the integer starting from index 0
	460	/// Asserts that bytes.len >= T.bit_count / 8. Reads the integer starting from index 0
463	461	/// and ignores extra bytes.
464		/// Note that @sizeOf(u24) is 3.
465	462	/// The bit count of T must be evenly divisible by 8.
466	463	/// Assumes the endianness of memory is foreign, so it must byte-swap.
467	464	pub fn readIntSliceForeign(comptime T: type, bytes: []const u8) T {
...	...	@@ -481,7 +478,7 @@ pub const readIntSliceBig = switch (builtin.endian) {
481	478	/// Reads an integer from memory with bit count specified by T.
482	479	/// The bit count of T must be evenly divisible by 8.
483	480	/// This function cannot fail and cannot cause undefined behavior.
484		pub fn readInt(comptime T: type, bytes: *const [@sizeOf(T)]u8, endian: builtin.Endian) T {
	481	pub fn readInt(comptime T: type, bytes: *const [@divExact(T.bit_count, 8)]u8, endian: builtin.Endian) T {
485	482	if (endian == builtin.endian) {
486	483	return readIntNative(T, bytes);
487	484	} else {
...	...	@@ -489,15 +486,14 @@ pub fn readInt(comptime T: type, bytes: *const [@sizeOf(T)]u8, endian: builtin.E
489	486	}
490	487	}
491	488
492		/// Asserts that bytes.len >= @sizeOf(T). Reads the integer starting from index 0
	489	/// Asserts that bytes.len >= T.bit_count / 8. Reads the integer starting from index 0
493	490	/// and ignores extra bytes.
494		/// Note that @sizeOf(u24) is 3.
495	491	/// The bit count of T must be evenly divisible by 8.
496	492	pub fn readIntSlice(comptime T: type, bytes: []const u8, endian: builtin.Endian) T {
497		assert(@sizeOf(u24) == 3);
498		assert(bytes.len >= @sizeOf(T));
	493	const n = @divExact(T.bit_count, 8);
	494	assert(bytes.len >= n);
499	495	// TODO https://github.com/ziglang/zig/issues/863
500		return readInt(T, @ptrCast(*const [@sizeOf(T)]u8, bytes.ptr), endian);
	496	return readInt(T, @ptrCast(*const [n]u8, bytes.ptr), endian);
501	497	}
502	498
503	499	test "comptime read/write int" {
...	...	@@ -540,7 +536,7 @@ test "readIntBig and readIntLittle" {
540	536	/// accepts any integer bit width.
541	537	/// This function stores in native endian, which means it is implemented as a simple
542	538	/// memory store.
543		pub fn writeIntNative(comptime T: type, buf: *[@sizeOf(T)]u8, value: T) void {
	539	pub fn writeIntNative(comptime T: type, buf: *[(T.bit_count + 7) / 8]u8, value: T) void {
544	540	@ptrCast(align(1) T, buf). = value;
545	541	}
546	542
...	...	@@ -548,7 +544,7 @@ pub fn writeIntNative(comptime T: type, buf: *[@sizeOf(T)]u8, value: T) void {
548	544	/// This function always succeeds, has defined behavior for all inputs, but
549	545	/// the integer bit width must be divisible by 8.
550	546	/// This function stores in foreign endian, which means it does a @bswap first.
551		pub fn writeIntForeign(comptime T: type, buf: *[@sizeOf(T)]u8, value: T) void {
	547	pub fn writeIntForeign(comptime T: type, buf: *[@divExact(T.bit_count, 8)]u8, value: T) void {
552	548	writeIntNative(T, buf, @bswap(T, value));
553	549	}
554	550
...	...	@@ -565,8 +561,7 @@ pub const writeIntBig = switch (builtin.endian) {
565	561	/// Writes an integer to memory, storing it in twos-complement.
566	562	/// This function always succeeds, has defined behavior for all inputs, but
567	563	/// the integer bit width must be divisible by 8.
568		pub fn writeInt(comptime T: type, buffer: *[@sizeOf(T)]u8, value: T, endian: builtin.Endian) void {
569		comptime assert(T.bit_count % 8 == 0);
	564	pub fn writeInt(comptime T: type, buffer: *[@divExact(T.bit_count, 8)]u8, value: T, endian: builtin.Endian) void {
570	565	if (endian == builtin.endian) {
571	566	return writeIntNative(T, buffer, value);
572	567	} else {
...	...	@@ -575,15 +570,13 @@ pub fn writeInt(comptime T: type, buffer: *[@sizeOf(T)]u8, value: T, endian: bui
575	570	}
576	571
577	572	/// Writes a twos-complement little-endian integer to memory.
578		/// Asserts that buf.len >= @sizeOf(T). Note that @sizeOf(u24) is 3.
	573	/// Asserts that buf.len >= T.bit_count / 8.
579	574	/// The bit count of T must be divisible by 8.
580	575	/// Any extra bytes in buffer after writing the integer are set to zero. To
581	576	/// avoid the branch to check for extra buffer bytes, use writeIntLittle
582	577	/// instead.
583	578	pub fn writeIntSliceLittle(comptime T: type, buffer: []u8, value: T) void {
584		comptime assert(@sizeOf(u24) == 3);
585		comptime assert(T.bit_count % 8 == 0);
586		assert(buffer.len >= @sizeOf(T));
	579	assert(buffer.len >= @divExact(T.bit_count, 8));
587	580
588	581	// TODO I want to call writeIntLittle here but comptime eval facilities aren't good enough
589	582	const uint = @IntType(false, T.bit_count);
...	...	@@ -595,14 +588,12 @@ pub fn writeIntSliceLittle(comptime T: type, buffer: []u8, value: T) void {
595	588	}
596	589
597	590	/// Writes a twos-complement big-endian integer to memory.
598		/// Asserts that buffer.len >= @sizeOf(T). Note that @sizeOf(u24) is 3.
	591	/// Asserts that buffer.len >= T.bit_count / 8.
599	592	/// The bit count of T must be divisible by 8.
600	593	/// Any extra bytes in buffer before writing the integer are set to zero. To
601	594	/// avoid the branch to check for extra buffer bytes, use writeIntBig instead.
602	595	pub fn writeIntSliceBig(comptime T: type, buffer: []u8, value: T) void {
603		comptime assert(@sizeOf(u24) == 3);
604		comptime assert(T.bit_count % 8 == 0);
605		assert(buffer.len >= @sizeOf(T));
	596	assert(buffer.len >= @divExact(T.bit_count, 8));
606	597
607	598	// TODO I want to call writeIntBig here but comptime eval facilities aren't good enough
608	599	const uint = @IntType(false, T.bit_count);
...	...	@@ -626,7 +617,7 @@ pub const writeIntSliceForeign = switch (builtin.endian) {
626	617	};
627	618
628	619	/// Writes a twos-complement integer to memory, with the specified endianness.
629		/// Asserts that buf.len >= @sizeOf(T). Note that @sizeOf(u24) is 3.
	620	/// Asserts that buf.len >= T.bit_count / 8.
630	621	/// The bit count of T must be evenly divisible by 8.
631	622	/// Any extra bytes in buffer not part of the integer are set to zero, with
632	623	/// respect to endianness. To avoid the branch to check for extra buffer bytes,

std/meta/index.zig+6-3

...	...	@@ -463,13 +463,16 @@ pub fn eql(a: var, b: @typeOf(a)) bool {
463	463	builtin.TypeId.Pointer => {
464	464	const info = @typeInfo(T).Pointer;
465	465	switch (info.size) {
466		builtin.TypeInfo.Pointer.Size.One, builtin.TypeInfo.Pointer.Size.Many => return a == b,
	466	builtin.TypeInfo.Pointer.Size.One,
	467	builtin.TypeInfo.Pointer.Size.Many,
	468	builtin.TypeInfo.Pointer.Size.C,
	469	=> return a == b,
467	470	builtin.TypeInfo.Pointer.Size.Slice => return a.ptr == b.ptr and a.len == b.len,
468	471	}
469	472	},
470	473	builtin.TypeId.Optional => {
471		if(a == null and b == null) return true;
472		if(a == null or b == null) return false;
	474	if (a == null and b == null) return true;
	475	if (a == null or b == null) return false;
473	476	return eql(a.?, b.?);
474	477	},
475	478	else => return a == b,

std/os/darwin.zig+1-1

...	...	@@ -665,7 +665,7 @@ pub fn pwrite(fd: i32, buf: [*]const u8, nbyte: usize, offset: u64) usize {
665	665
666	666	pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, offset: isize) usize {
667	667	const ptr_result = c.mmap(
668		@ptrCast(*c_void, address),
	668	@ptrCast(?*c_void, address),
669	669	length,
670	670	@bitCast(c_int, @intCast(c_uint, prot)),
671	671	@bitCast(c_int, c_uint(flags)),

std/os/file.zig+4-4

...	...	@@ -105,7 +105,7 @@ pub const File = struct {
105	105	pub fn openWriteNoClobber(path: []const u8, file_mode: Mode) OpenError!File {
106	106	if (is_posix) {
107	107	const path_c = try os.toPosixPath(path);
108		return openWriteNoClobberC(path_c, file_mode);
	108	return openWriteNoClobberC(&path_c, file_mode);
109	109	} else if (is_windows) {
110	110	const path_w = try windows_util.sliceToPrefixedFileW(path);
111	111	return openWriteNoClobberW(&path_w, file_mode);
...	...	@@ -237,7 +237,7 @@ pub const File = struct {
237	237
238	238	pub fn seekForward(self: File, amount: isize) SeekError!void {
239	239	switch (builtin.os) {
240		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	240	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
241	241	const result = posix.lseek(self.handle, amount, posix.SEEK_CUR);
242	242	const err = posix.getErrno(result);
243	243	if (err > 0) {
...	...	@@ -268,7 +268,7 @@ pub const File = struct {
268	268
269	269	pub fn seekTo(self: File, pos: usize) SeekError!void {
270	270	switch (builtin.os) {
271		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	271	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
272	272	const ipos = try math.cast(isize, pos);
273	273	const result = posix.lseek(self.handle, ipos, posix.SEEK_SET);
274	274	const err = posix.getErrno(result);
...	...	@@ -309,7 +309,7 @@ pub const File = struct {
309	309
310	310	pub fn getPos(self: File) GetSeekPosError!usize {
311	311	switch (builtin.os) {
312		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	312	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
313	313	const result = posix.lseek(self.handle, 0, posix.SEEK_CUR);
314	314	const err = posix.getErrno(result);
315	315	if (err > 0) {

std/os/freebsd/index.zig+1-1

...	...	@@ -617,7 +617,7 @@ pub fn mkdir(path: [*]const u8, mode: u32) usize {
617	617
618	618	pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, offset: isize) usize {
619	619	const ptr_result = c.mmap(
620		@ptrCast(*c_void, address),
	620	@ptrCast(?*c_void, address),
621	621	length,
622	622	@bitCast(c_int, @intCast(c_uint, prot)),
623	623	@bitCast(c_int, c_uint(flags)),

std/os/get_app_data_dir.zig+1-1

...	...	@@ -43,7 +43,7 @@ pub fn getAppDataDir(allocator: *mem.Allocator, appname: []const u8) GetAppDataD
43	43	};
44	44	return os.path.join(allocator, [][]const u8{ home_dir, "Library", "Application Support", appname });
45	45	},
46		builtin.Os.linux, builtin.Os.freebsd => {
	46	builtin.Os.linux, builtin.Os.freebsd, builtin.Os.netbsd => {
47	47	const home_dir = os.getEnvPosix("HOME") orelse {
48	48	// TODO look in /etc/passwd
49	49	return error.AppDataDirUnavailable;

std/os/get_user_id.zig+1-1

...	...	@@ -11,7 +11,7 @@ pub const UserInfo = struct {
11	11	/// POSIX function which gets a uid from username.
12	12	pub fn getUserInfo(name: []const u8) !UserInfo {
13	13	return switch (builtin.os) {
14		Os.linux, Os.macosx, Os.ios, Os.freebsd => posixGetUserInfo(name),
	14	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => posixGetUserInfo(name),
15	15	else => @compileError("Unsupported OS"),
16	16	};
17	17	}

std/os/index.zig+34-16

...	...	@@ -3,7 +3,7 @@ const builtin = @import("builtin");
3	3	const Os = builtin.Os;
4	4	const is_windows = builtin.os == Os.windows;
5	5	const is_posix = switch (builtin.os) {
6		builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd => true,
	6	builtin.Os.linux, builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => true,
7	7	else => false,
8	8	};
9	9	const os = @This();
...	...	@@ -30,6 +30,7 @@ pub const windows = @import("windows/index.zig");
30	30	pub const darwin = @import("darwin.zig");
31	31	pub const linux = @import("linux/index.zig");
32	32	pub const freebsd = @import("freebsd/index.zig");
	33	pub const netbsd = @import("netbsd/index.zig");
33	34	pub const zen = @import("zen.zig");
34	35	pub const uefi = @import("uefi.zig");
35	36
...	...	@@ -37,6 +38,7 @@ pub const posix = switch (builtin.os) {
37	38	Os.linux => linux,
38	39	Os.macosx, Os.ios => darwin,
39	40	Os.freebsd => freebsd,
	41	Os.netbsd => netbsd,
40	42	Os.zen => zen,
41	43	else => @compileError("Unsupported OS"),
42	44	};
...	...	@@ -50,7 +52,7 @@ pub const time = @import("time.zig");
50	52
51	53	pub const page_size = 4 * 1024;
52	54	pub const MAX_PATH_BYTES = switch (builtin.os) {
53		Os.linux, Os.macosx, Os.ios, Os.freebsd => posix.PATH_MAX,
	55	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => posix.PATH_MAX,
54	56	// Each UTF-16LE character may be expanded to 3 UTF-8 bytes.
55	57	// If it would require 4 UTF-8 bytes, then there would be a surrogate
56	58	// pair in the UTF-16LE, and we (over)account 3 bytes for it that way.
...	...	@@ -125,7 +127,7 @@ pub fn getRandomBytes(buf: []u8) !void {
125	127	else => return unexpectedErrorPosix(errno),
126	128	}
127	129	},
128		Os.macosx, Os.ios, Os.freebsd => return getRandomBytesDevURandom(buf),
	130	Os.macosx, Os.ios, Os.freebsd, Os.netbsd => return getRandomBytesDevURandom(buf),
129	131	Os.windows => {
130	132	// Call RtlGenRandom() instead of CryptGetRandom() on Windows
131	133	// https://github.com/rust-lang-nursery/rand/issues/111
...	...	@@ -185,7 +187,7 @@ pub fn abort() noreturn {
185	187	c.abort();
186	188	}
187	189	switch (builtin.os) {
188		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	190	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
189	191	_ = posix.raise(posix.SIGABRT);
190	192	_ = posix.raise(posix.SIGKILL);
191	193	while (true) {}
...	...	@@ -211,7 +213,7 @@ pub fn exit(status: u8) noreturn {
211	213	c.exit(status);
212	214	}
213	215	switch (builtin.os) {
214		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	216	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
215	217	posix.exit(status);
216	218	},
217	219	Os.windows => {
...	...	@@ -327,7 +329,7 @@ pub fn posix_preadv(fd: i32, iov: [*]const posix.iovec, count: usize, offset: u6
327	329	}
328	330	}
329	331	},
330		builtin.Os.linux, builtin.Os.freebsd => while (true) {
	332	builtin.Os.linux, builtin.Os.freebsd, Os.netbsd => while (true) {
331	333	const rc = posix.preadv(fd, iov, count, offset);
332	334	const err = posix.getErrno(rc);
333	335	switch (err) {
...	...	@@ -434,7 +436,7 @@ pub fn posix_pwritev(fd: i32, iov: [*]const posix.iovec_const, count: usize, off
434	436	}
435	437	}
436	438	},
437		builtin.Os.linux, builtin.Os.freebsd => while (true) {
	439	builtin.Os.linux, builtin.Os.freebsd, builtin.Os.netbsd => while (true) {
438	440	const rc = posix.pwritev(fd, iov, count, offset);
439	441	const err = posix.getErrno(rc);
440	442	switch (err) {
...	...	@@ -699,7 +701,9 @@ pub fn getBaseAddress() usize {
699	701	const phdr = linuxGetAuxVal(std.elf.AT_PHDR);
700	702	return phdr - @sizeOf(std.elf.Ehdr);
701	703	},
702		builtin.Os.macosx, builtin.Os.freebsd => return @ptrToInt(&std.c._mh_execute_header),
	704	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
	705	return @ptrToInt(&std.c._mh_execute_header);
	706	},
703	707	builtin.Os.windows => return @ptrToInt(windows.GetModuleHandleW(null)),
704	708	else => @compileError("Unsupported OS"),
705	709	}
...	...	@@ -1339,7 +1343,7 @@ pub fn deleteDirC(dir_path: [*]const u8) DeleteDirError!void {
1339	1343	const dir_path_w = try windows_util.cStrToPrefixedFileW(dir_path);
1340	1344	return deleteDirW(&dir_path_w);
1341	1345	},
1342		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	1346	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
1343	1347	const err = posix.getErrno(posix.rmdir(dir_path));
1344	1348	switch (err) {
1345	1349	0 => return,
...	...	@@ -1382,7 +1386,7 @@ pub fn deleteDir(dir_path: []const u8) DeleteDirError!void {
1382	1386	const dir_path_w = try windows_util.sliceToPrefixedFileW(dir_path);
1383	1387	return deleteDirW(&dir_path_w);
1384	1388	},
1385		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	1389	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
1386	1390	const dir_path_c = try toPosixPath(dir_path);
1387	1391	return deleteDirC(&dir_path_c);
1388	1392	},
...	...	@@ -1501,7 +1505,7 @@ pub const Dir = struct {
1501	1505	allocator: *Allocator,
1502	1506
1503	1507	pub const Handle = switch (builtin.os) {
1504		Os.macosx, Os.ios, Os.freebsd => struct {
	1508	Os.macosx, Os.ios, Os.freebsd, Os.netbsd => struct {
1505	1509	fd: i32,
1506	1510	seek: i64,
1507	1511	buf: []u8,
...	...	@@ -1578,7 +1582,7 @@ pub const Dir = struct {
1578	1582	.name_data = undefined,
1579	1583	};
1580	1584	},
1581		Os.macosx, Os.ios, Os.freebsd => Handle{
	1585	Os.macosx, Os.ios, Os.freebsd, Os.netbsd => Handle{
1582	1586	.fd = try posixOpen(
1583	1587	dir_path,
1584	1588	posix.O_RDONLY \| posix.O_NONBLOCK \| posix.O_DIRECTORY \| posix.O_CLOEXEC,
...	...	@@ -1609,7 +1613,7 @@ pub const Dir = struct {
1609	1613	Os.windows => {
1610	1614	_ = windows.FindClose(self.handle.handle);
1611	1615	},
1612		Os.macosx, Os.ios, Os.linux, Os.freebsd => {
	1616	Os.macosx, Os.ios, Os.linux, Os.freebsd, Os.netbsd => {
1613	1617	self.allocator.free(self.handle.buf);
1614	1618	os.close(self.handle.fd);
1615	1619	},
...	...	@@ -1625,6 +1629,7 @@ pub const Dir = struct {
1625	1629	Os.macosx, Os.ios => return self.nextDarwin(),
1626	1630	Os.windows => return self.nextWindows(),
1627	1631	Os.freebsd => return self.nextFreebsd(),
	1632	Os.netbsd => return self.nextFreebsd(),
1628	1633	else => @compileError("unimplemented"),
1629	1634	}
1630	1635	}
...	...	@@ -2256,7 +2261,7 @@ pub fn unexpectedErrorWindows(err: windows.DWORD) UnexpectedError {
2256	2261	pub fn openSelfExe() !os.File {
2257	2262	switch (builtin.os) {
2258	2263	Os.linux => return os.File.openReadC(c"/proc/self/exe"),
2259		Os.macosx, Os.ios, Os.freebsd => {
	2264	Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
2260	2265	var buf: [MAX_PATH_BYTES]u8 = undefined;
2261	2266	const self_exe_path = try selfExePath(&buf);
2262	2267	buf[self_exe_path.len] = 0;
...	...	@@ -2317,6 +2322,19 @@ pub fn selfExePath(out_buffer: *[MAX_PATH_BYTES]u8) ![]u8 {
2317	2322	else => unexpectedErrorPosix(err),
2318	2323	};
2319	2324	},
	2325	Os.netbsd => {
	2326	var mib = [4]c_int{ posix.CTL_KERN, posix.KERN_PROC_ARGS, -1, posix.KERN_PROC_PATHNAME };
	2327	var out_len: usize = out_buffer.len;
	2328	const err = posix.getErrno(posix.sysctl(&mib, 4, out_buffer, &out_len, null, 0));
	2329
	2330	if (err == 0) return mem.toSlice(u8, out_buffer);
	2331
	2332	return switch (err) {
	2333	posix.EFAULT => error.BadAdress,
	2334	posix.EPERM => error.PermissionDenied,
	2335	else => unexpectedErrorPosix(err),
	2336	};
	2337	},
2320	2338	Os.windows => {
2321	2339	var utf16le_buf: [windows_util.PATH_MAX_WIDE]u16 = undefined;
2322	2340	const utf16le_slice = try selfExePathW(&utf16le_buf);
...	...	@@ -2355,7 +2373,7 @@ pub fn selfExeDirPath(out_buffer: *[MAX_PATH_BYTES]u8) ![]const u8 {
2355	2373	// will not return null.
2356	2374	return path.dirname(full_exe_path).?;
2357	2375	},
2358		Os.windows, Os.macosx, Os.ios, Os.freebsd => {
	2376	Os.windows, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
2359	2377	const self_exe_path = try selfExePath(out_buffer);
2360	2378	// Assume that the OS APIs return absolute paths, and therefore dirname
2361	2379	// will not return null.
...	...	@@ -3227,7 +3245,7 @@ pub const CpuCountError = error{
3227	3245
3228	3246	pub fn cpuCount(fallback_allocator: *mem.Allocator) CpuCountError!usize {
3229	3247	switch (builtin.os) {
3230		builtin.Os.macosx, builtin.Os.freebsd => {
	3248	builtin.Os.macosx, builtin.Os.freebsd, builtin.Os.netbsd => {
3231	3249	var count: c_int = undefined;
3232	3250	var count_len: usize = @sizeOf(c_int);
3233	3251	const rc = posix.sysctlbyname(switch (builtin.os) {

std/os/linux/index.zig+1-1

...	...	@@ -6,7 +6,7 @@ const vdso = @import("vdso.zig");
6	6	pub use switch (builtin.arch) {
7	7	builtin.Arch.x86_64 => @import("x86_64.zig"),
8	8	builtin.Arch.i386 => @import("i386.zig"),
9		builtin.Arch.aarch64v8 => @import("arm64.zig"),
	9	builtin.Arch.aarch64 => @import("arm64.zig"),
10	10	else => @compileError("unsupported arch"),
11	11	};
12	12	pub use @import("errno.zig");

std/os/netbsd/errno.zig created+134

...	...	@@ -0,0 +1,134 @@
	1	pub const EPERM = 1; // Operation not permitted
	2	pub const ENOENT = 2; // No such file or directory
	3	pub const ESRCH = 3; // No such process
	4	pub const EINTR = 4; // Interrupted system call
	5	pub const EIO = 5; // Input/output error
	6	pub const ENXIO = 6; // Device not configured
	7	pub const E2BIG = 7; // Argument list too long
	8	pub const ENOEXEC = 8; // Exec format error
	9	pub const EBADF = 9; // Bad file descriptor
	10	pub const ECHILD = 10; // No child processes
	11	pub const EDEADLK = 11; // Resource deadlock avoided
	12	// 11 was EAGAIN
	13	pub const ENOMEM = 12; // Cannot allocate memory
	14	pub const EACCES = 13; // Permission denied
	15	pub const EFAULT = 14; // Bad address
	16	pub const ENOTBLK = 15; // Block device required
	17	pub const EBUSY = 16; // Device busy
	18	pub const EEXIST = 17; // File exists
	19	pub const EXDEV = 18; // Cross-device link
	20	pub const ENODEV = 19; // Operation not supported by device
	21	pub const ENOTDIR = 20; // Not a directory
	22	pub const EISDIR = 21; // Is a directory
	23	pub const EINVAL = 22; // Invalid argument
	24	pub const ENFILE = 23; // Too many open files in system
	25	pub const EMFILE = 24; // Too many open files
	26	pub const ENOTTY = 25; // Inappropriate ioctl for device
	27	pub const ETXTBSY = 26; // Text file busy
	28	pub const EFBIG = 27; // File too large
	29	pub const ENOSPC = 28; // No space left on device
	30	pub const ESPIPE = 29; // Illegal seek
	31	pub const EROFS = 30; // Read-only file system
	32	pub const EMLINK = 31; // Too many links
	33	pub const EPIPE = 32; // Broken pipe
	34
	35	// math software
	36	pub const EDOM = 33; // Numerical argument out of domain
	37	pub const ERANGE = 34; // Result too large or too small
	38
	39	// non-blocking and interrupt i/o
	40	pub const EAGAIN = 35; // Resource temporarily unavailable
	41	pub const EWOULDBLOCK = EAGAIN; // Operation would block
	42	pub const EINPROGRESS = 36; // Operation now in progress
	43	pub const EALREADY = 37; // Operation already in progress
	44
	45	// ipc/network software -- argument errors
	46	pub const ENOTSOCK = 38; // Socket operation on non-socket
	47	pub const EDESTADDRREQ = 39; // Destination address required
	48	pub const EMSGSIZE = 40; // Message too long
	49	pub const EPROTOTYPE = 41; // Protocol wrong type for socket
	50	pub const ENOPROTOOPT = 42; // Protocol option not available
	51	pub const EPROTONOSUPPORT = 43; // Protocol not supported
	52	pub const ESOCKTNOSUPPORT = 44; // Socket type not supported
	53	pub const EOPNOTSUPP = 45; // Operation not supported
	54	pub const EPFNOSUPPORT = 46; // Protocol family not supported
	55	pub const EAFNOSUPPORT = 47; // Address family not supported by protocol family
	56	pub const EADDRINUSE = 48; // Address already in use
	57	pub const EADDRNOTAVAIL = 49; // Can't assign requested address
	58
	59	// ipc/network software -- operational errors
	60	pub const ENETDOWN = 50; // Network is down
	61	pub const ENETUNREACH = 51; // Network is unreachable
	62	pub const ENETRESET = 52; // Network dropped connection on reset
	63	pub const ECONNABORTED = 53; // Software caused connection abort
	64	pub const ECONNRESET = 54; // Connection reset by peer
	65	pub const ENOBUFS = 55; // No buffer space available
	66	pub const EISCONN = 56; // Socket is already connected
	67	pub const ENOTCONN = 57; // Socket is not connected
	68	pub const ESHUTDOWN = 58; // Can't send after socket shutdown
	69	pub const ETOOMANYREFS = 59; // Too many references: can't splice
	70	pub const ETIMEDOUT = 60; // Operation timed out
	71	pub const ECONNREFUSED = 61; // Connection refused
	72
	73	pub const ELOOP = 62; // Too many levels of symbolic links
	74	pub const ENAMETOOLONG = 63; // File name too long
	75
	76	// should be rearranged
	77	pub const EHOSTDOWN = 64; // Host is down
	78	pub const EHOSTUNREACH = 65; // No route to host
	79	pub const ENOTEMPTY = 66; // Directory not empty
	80
	81	// quotas & mush
	82	pub const EPROCLIM = 67; // Too many processes
	83	pub const EUSERS = 68; // Too many users
	84	pub const EDQUOT = 69; // Disc quota exceeded
	85
	86	// Network File System
	87	pub const ESTALE = 70; // Stale NFS file handle
	88	pub const EREMOTE = 71; // Too many levels of remote in path
	89	pub const EBADRPC = 72; // RPC struct is bad
	90	pub const ERPCMISMATCH = 73; // RPC version wrong
	91	pub const EPROGUNAVAIL = 74; // RPC prog. not avail
	92	pub const EPROGMISMATCH = 75; // Program version wrong
	93	pub const EPROCUNAVAIL = 76; // Bad procedure for program
	94
	95	pub const ENOLCK = 77; // No locks available
	96	pub const ENOSYS = 78; // Function not implemented
	97
	98	pub const EFTYPE = 79; // Inappropriate file type or format
	99	pub const EAUTH = 80; // Authentication error
	100	pub const ENEEDAUTH = 81; // Need authenticator
	101
	102	// SystemV IPC
	103	pub const EIDRM = 82; // Identifier removed
	104	pub const ENOMSG = 83; // No message of desired type
	105	pub const EOVERFLOW = 84; // Value too large to be stored in data type
	106
	107	// Wide/multibyte-character handling, ISO/IEC 9899/AMD1:1995
	108	pub const EILSEQ = 85; // Illegal byte sequence
	109
	110	// From IEEE Std 1003.1-2001
	111	// Base, Realtime, Threads or Thread Priority Scheduling option errors
	112	pub const ENOTSUP = 86; // Not supported
	113
	114	// Realtime option errors
	115	pub const ECANCELED = 87; // Operation canceled
	116
	117	// Realtime, XSI STREAMS option errors
	118	pub const EBADMSG = 88; // Bad or Corrupt message
	119
	120	// XSI STREAMS option errors
	121	pub const ENODATA = 89; // No message available
	122	pub const ENOSR = 90; // No STREAM resources
	123	pub const ENOSTR = 91; // Not a STREAM
	124	pub const ETIME = 92; // STREAM ioctl timeout
	125
	126	// File system extended attribute errors
	127	pub const ENOATTR = 93; // Attribute not found
	128
	129	// Realtime, XSI STREAMS option errors
	130	pub const EMULTIHOP = 94; // Multihop attempted
	131	pub const ENOLINK = 95; // Link has been severed
	132	pub const EPROTO = 96; // Protocol error
	133
	134	pub const ELAST = 96; // Must equal largest errno

std/os/netbsd/index.zig created+725

...	...	@@ -0,0 +1,725 @@
	1	const builtin = @import("builtin");
	2
	3	pub use @import("errno.zig");
	4
	5	const std = @import("../../index.zig");
	6	const c = std.c;
	7
	8	const assert = std.debug.assert;
	9	const maxInt = std.math.maxInt;
	10	pub const Kevent = c.Kevent;
	11
	12	pub const CTL_KERN = 1;
	13	pub const CTL_DEBUG = 5;
	14
	15	pub const KERN_PROC_ARGS = 48; // struct: process argv/env
	16	pub const KERN_PROC_PATHNAME = 5; // path to executable
	17
	18	pub const PATH_MAX = 1024;
	19
	20	pub const STDIN_FILENO = 0;
	21	pub const STDOUT_FILENO = 1;
	22	pub const STDERR_FILENO = 2;
	23
	24	pub const PROT_NONE = 0;
	25	pub const PROT_READ = 1;
	26	pub const PROT_WRITE = 2;
	27	pub const PROT_EXEC = 4;
	28
	29	pub const CLOCK_REALTIME = 0;
	30	pub const CLOCK_VIRTUAL = 1;
	31	pub const CLOCK_PROF = 2;
	32	pub const CLOCK_MONOTONIC = 3;
	33	pub const CLOCK_THREAD_CPUTIME_ID = 0x20000000;
	34	pub const CLOCK_PROCESS_CPUTIME_ID = 0x40000000;
	35
	36	pub const MAP_FAILED = maxInt(usize);
	37	pub const MAP_SHARED = 0x0001;
	38	pub const MAP_PRIVATE = 0x0002;
	39	pub const MAP_REMAPDUP = 0x0004;
	40	pub const MAP_FIXED = 0x0010;
	41	pub const MAP_RENAME = 0x0020;
	42	pub const MAP_NORESERVE = 0x0040;
	43	pub const MAP_INHERIT = 0x0080;
	44	pub const MAP_HASSEMAPHORE = 0x0200;
	45	pub const MAP_TRYFIXED = 0x0400;
	46	pub const MAP_WIRED = 0x0800;
	47
	48	pub const MAP_FILE = 0x0000;
	49	pub const MAP_NOSYNC = 0x0800;
	50	pub const MAP_ANON = 0x1000;
	51	pub const MAP_ANONYMOUS = MAP_ANON;
	52	pub const MAP_STACK = 0x2000;
	53
	54	pub const WNOHANG = 0x00000001;
	55	pub const WUNTRACED = 0x00000002;
	56	pub const WSTOPPED = WUNTRACED;
	57	pub const WCONTINUED = 0x00000010;
	58	pub const WNOWAIT = 0x00010000;
	59	pub const WEXITED = 0x00000020;
	60	pub const WTRAPPED = 0x00000040;
	61
	62	pub const SA_ONSTACK = 0x0001;
	63	pub const SA_RESTART = 0x0002;
	64	pub const SA_RESETHAND = 0x0004;
	65	pub const SA_NOCLDSTOP = 0x0008;
	66	pub const SA_NODEFER = 0x0010;
	67	pub const SA_NOCLDWAIT = 0x0020;
	68	pub const SA_SIGINFO = 0x0040;
	69
	70	pub const SIGHUP = 1;
	71	pub const SIGINT = 2;
	72	pub const SIGQUIT = 3;
	73	pub const SIGILL = 4;
	74	pub const SIGTRAP = 5;
	75	pub const SIGABRT = 6;
	76	pub const SIGIOT = SIGABRT;
	77	pub const SIGEMT = 7;
	78	pub const SIGFPE = 8;
	79	pub const SIGKILL = 9;
	80	pub const SIGBUS = 10;
	81	pub const SIGSEGV = 11;
	82	pub const SIGSYS = 12;
	83	pub const SIGPIPE = 13;
	84	pub const SIGALRM = 14;
	85	pub const SIGTERM = 15;
	86	pub const SIGURG = 16;
	87	pub const SIGSTOP = 17;
	88	pub const SIGTSTP = 18;
	89	pub const SIGCONT = 19;
	90	pub const SIGCHLD = 20;
	91	pub const SIGTTIN = 21;
	92	pub const SIGTTOU = 22;
	93	pub const SIGIO = 23;
	94	pub const SIGXCPU = 24;
	95	pub const SIGXFSZ = 25;
	96	pub const SIGVTALRM = 26;
	97	pub const SIGPROF = 27;
	98	pub const SIGWINCH = 28;
	99	pub const SIGINFO = 29;
	100	pub const SIGUSR1 = 30;
	101	pub const SIGUSR2 = 31;
	102	pub const SIGPWR = 32;
	103
	104	pub const SIGRTMIN = 33;
	105	pub const SIGRTMAX = 63;
	106
	107	// access function
	108	pub const F_OK = 0; // test for existence of file
	109	pub const X_OK = 1; // test for execute or search permission
	110	pub const W_OK = 2; // test for write permission
	111	pub const R_OK = 4; // test for read permission
	112
	113
	114	pub const O_RDONLY = 0x0000;
	115	pub const O_WRONLY = 0x0001;
	116	pub const O_RDWR = 0x0002;
	117	pub const O_ACCMODE = 0x0003;
	118
	119	pub const O_CREAT = 0x0200;
	120	pub const O_EXCL = 0x0800;
	121	pub const O_NOCTTY = 0x8000;
	122	pub const O_TRUNC = 0x0400;
	123	pub const O_APPEND = 0x0008;
	124	pub const O_NONBLOCK = 0x0004;
	125	pub const O_DSYNC = 0x00010000;
	126	pub const O_SYNC = 0x0080;
	127	pub const O_RSYNC = 0x00020000;
	128	pub const O_DIRECTORY = 0x00080000;
	129	pub const O_NOFOLLOW = 0x00000100;
	130	pub const O_CLOEXEC = 0x00400000;
	131
	132	pub const O_ASYNC = 0x0040;
	133	pub const O_DIRECT = 0x00080000;
	134	pub const O_LARGEFILE = 0;
	135	pub const O_NOATIME = 0;
	136	pub const O_PATH = 0;
	137	pub const O_TMPFILE = 0;
	138	pub const O_NDELAY = O_NONBLOCK;
	139
	140	pub const F_DUPFD = 0;
	141	pub const F_GETFD = 1;
	142	pub const F_SETFD = 2;
	143	pub const F_GETFL = 3;
	144	pub const F_SETFL = 4;
	145
	146	pub const F_GETOWN = 5;
	147	pub const F_SETOWN = 6;
	148
	149	pub const F_GETLK = 7;
	150	pub const F_SETLK = 8;
	151	pub const F_SETLKW = 9;
	152
	153	pub const SEEK_SET = 0;
	154	pub const SEEK_CUR = 1;
	155	pub const SEEK_END = 2;
	156
	157	pub const SIG_BLOCK = 1;
	158	pub const SIG_UNBLOCK = 2;
	159	pub const SIG_SETMASK = 3;
	160
	161	pub const SOCK_STREAM = 1;
	162	pub const SOCK_DGRAM = 2;
	163	pub const SOCK_RAW = 3;
	164	pub const SOCK_RDM = 4;
	165	pub const SOCK_SEQPACKET = 5;
	166
	167	pub const SOCK_CLOEXEC = 0x10000000;
	168	pub const SOCK_NONBLOCK = 0x20000000;
	169
	170	pub const PROTO_ip = 0;
	171	pub const PROTO_icmp = 1;
	172	pub const PROTO_igmp = 2;
	173	pub const PROTO_ggp = 3;
	174	pub const PROTO_ipencap = 4;
	175	pub const PROTO_tcp = 6;
	176	pub const PROTO_egp = 8;
	177	pub const PROTO_pup = 12;
	178	pub const PROTO_udp = 17;
	179	pub const PROTO_xns_idp = 22;
	180	pub const PROTO_iso_tp4 = 29;
	181	pub const PROTO_ipv6 = 41;
	182	pub const PROTO_ipv6_route = 43;
	183	pub const PROTO_ipv6_frag = 44;
	184	pub const PROTO_rsvp = 46;
	185	pub const PROTO_gre = 47;
	186	pub const PROTO_esp = 50;
	187	pub const PROTO_ah = 51;
	188	pub const PROTO_ipv6_icmp = 58;
	189	pub const PROTO_ipv6_nonxt = 59;
	190	pub const PROTO_ipv6_opts = 60;
	191	pub const PROTO_encap = 98;
	192	pub const PROTO_pim = 103;
	193	pub const PROTO_raw = 255;
	194
	195	pub const PF_UNSPEC = 0;
	196	pub const PF_LOCAL = 1;
	197	pub const PF_UNIX = PF_LOCAL;
	198	pub const PF_FILE = PF_LOCAL;
	199	pub const PF_INET = 2;
	200	pub const PF_APPLETALK = 16;
	201	pub const PF_INET6 = 24;
	202	pub const PF_DECnet = 12;
	203	pub const PF_KEY = 29;
	204	pub const PF_ROUTE = 34;
	205	pub const PF_SNA = 11;
	206	pub const PF_MPLS = 33;
	207	pub const PF_CAN = 35;
	208	pub const PF_BLUETOOTH = 31;
	209	pub const PF_ISDN = 26;
	210	pub const PF_MAX = 37;
	211
	212	pub const AF_UNSPEC = PF_UNSPEC;
	213	pub const AF_LOCAL = PF_LOCAL;
	214	pub const AF_UNIX = AF_LOCAL;
	215	pub const AF_FILE = AF_LOCAL;
	216	pub const AF_INET = PF_INET;
	217	pub const AF_APPLETALK = PF_APPLETALK;
	218	pub const AF_INET6 = PF_INET6;
	219	pub const AF_KEY = PF_KEY;
	220	pub const AF_ROUTE = PF_ROUTE;
	221	pub const AF_SNA = PF_SNA;
	222	pub const AF_MPLS = PF_MPLS;
	223	pub const AF_CAN = PF_CAN;
	224	pub const AF_BLUETOOTH = PF_BLUETOOTH;
	225	pub const AF_ISDN = PF_ISDN;
	226	pub const AF_MAX = PF_MAX;
	227
	228	pub const DT_UNKNOWN = 0;
	229	pub const DT_FIFO = 1;
	230	pub const DT_CHR = 2;
	231	pub const DT_DIR = 4;
	232	pub const DT_BLK = 6;
	233	pub const DT_REG = 8;
	234	pub const DT_LNK = 10;
	235	pub const DT_SOCK = 12;
	236	pub const DT_WHT = 14;
	237
	238	/// add event to kq (implies enable)
	239	pub const EV_ADD = 0x0001;
	240
	241	/// delete event from kq
	242	pub const EV_DELETE = 0x0002;
	243
	244	/// enable event
	245	pub const EV_ENABLE = 0x0004;
	246
	247	/// disable event (not reported)
	248	pub const EV_DISABLE = 0x0008;
	249
	250	/// only report one occurrence
	251	pub const EV_ONESHOT = 0x0010;
	252
	253	/// clear event state after reporting
	254	pub const EV_CLEAR = 0x0020;
	255
	256	/// force immediate event output
	257	/// ... with or without EV_ERROR
	258	/// ... use KEVENT_FLAG_ERROR_EVENTS
	259	/// on syscalls supporting flags
	260	pub const EV_RECEIPT = 0x0040;
	261
	262	/// disable event after reporting
	263	pub const EV_DISPATCH = 0x0080;
	264
	265	pub const EVFILT_READ = 0;
	266	pub const EVFILT_WRITE = 1;
	267
	268	/// attached to aio requests
	269	pub const EVFILT_AIO = 2;
	270
	271	/// attached to vnodes
	272	pub const EVFILT_VNODE = 3;
	273
	274	/// attached to struct proc
	275	pub const EVFILT_PROC = 4;
	276
	277	/// attached to struct proc
	278	pub const EVFILT_SIGNAL = 5;
	279
	280	/// timers
	281	pub const EVFILT_TIMER = 6;
	282
	283	/// Filesystem events
	284	pub const EVFILT_FS = 7;
	285
	286	/// On input, NOTE_TRIGGER causes the event to be triggered for output.
	287	pub const NOTE_TRIGGER = 0x08000000;
	288
	289	/// low water mark
	290	pub const NOTE_LOWAT = 0x00000001;
	291
	292	/// vnode was removed
	293	pub const NOTE_DELETE = 0x00000001;
	294
	295	/// data contents changed
	296	pub const NOTE_WRITE = 0x00000002;
	297
	298	/// size increased
	299	pub const NOTE_EXTEND = 0x00000004;
	300
	301	/// attributes changed
	302	pub const NOTE_ATTRIB = 0x00000008;
	303
	304	/// link count changed
	305	pub const NOTE_LINK = 0x00000010;
	306
	307	/// vnode was renamed
	308	pub const NOTE_RENAME = 0x00000020;
	309
	310	/// vnode access was revoked
	311	pub const NOTE_REVOKE = 0x00000040;
	312
	313	/// process exited
	314	pub const NOTE_EXIT = 0x80000000;
	315
	316	/// process forked
	317	pub const NOTE_FORK = 0x40000000;
	318
	319	/// process exec'd
	320	pub const NOTE_EXEC = 0x20000000;
	321
	322	/// mask for signal & exit status
	323	pub const NOTE_PDATAMASK = 0x000fffff;
	324	pub const NOTE_PCTRLMASK = 0xf0000000;
	325
	326	pub const TIOCCBRK = 0x2000747a;
	327	pub const TIOCCDTR = 0x20007478;
	328	pub const TIOCCONS = 0x80047462;
	329	pub const TIOCDCDTIMESTAMP = 0x40107458;
	330	pub const TIOCDRAIN = 0x2000745e;
	331	pub const TIOCEXCL = 0x2000740d;
	332	pub const TIOCEXT = 0x80047460;
	333	pub const TIOCFLAG_CDTRCTS = 0x10;
	334	pub const TIOCFLAG_CLOCAL = 0x2;
	335	pub const TIOCFLAG_CRTSCTS = 0x4;
	336	pub const TIOCFLAG_MDMBUF = 0x8;
	337	pub const TIOCFLAG_SOFTCAR = 0x1;
	338	pub const TIOCFLUSH = 0x80047410;
	339	pub const TIOCGETA = 0x402c7413;
	340	pub const TIOCGETD = 0x4004741a;
	341	pub const TIOCGFLAGS = 0x4004745d;
	342	pub const TIOCGLINED = 0x40207442;
	343	pub const TIOCGPGRP = 0x40047477;
	344	pub const TIOCGQSIZE = 0x40047481;
	345	pub const TIOCGRANTPT = 0x20007447;
	346	pub const TIOCGSID = 0x40047463;
	347	pub const TIOCGSIZE = 0x40087468;
	348	pub const TIOCGWINSZ = 0x40087468;
	349	pub const TIOCMBIC = 0x8004746b;
	350	pub const TIOCMBIS = 0x8004746c;
	351	pub const TIOCMGET = 0x4004746a;
	352	pub const TIOCMSET = 0x8004746d;
	353	pub const TIOCM_CAR = 0x40;
	354	pub const TIOCM_CD = 0x40;
	355	pub const TIOCM_CTS = 0x20;
	356	pub const TIOCM_DSR = 0x100;
	357	pub const TIOCM_DTR = 0x2;
	358	pub const TIOCM_LE = 0x1;
	359	pub const TIOCM_RI = 0x80;
	360	pub const TIOCM_RNG = 0x80;
	361	pub const TIOCM_RTS = 0x4;
	362	pub const TIOCM_SR = 0x10;
	363	pub const TIOCM_ST = 0x8;
	364	pub const TIOCNOTTY = 0x20007471;
	365	pub const TIOCNXCL = 0x2000740e;
	366	pub const TIOCOUTQ = 0x40047473;
	367	pub const TIOCPKT = 0x80047470;
	368	pub const TIOCPKT_DATA = 0x0;
	369	pub const TIOCPKT_DOSTOP = 0x20;
	370	pub const TIOCPKT_FLUSHREAD = 0x1;
	371	pub const TIOCPKT_FLUSHWRITE = 0x2;
	372	pub const TIOCPKT_IOCTL = 0x40;
	373	pub const TIOCPKT_NOSTOP = 0x10;
	374	pub const TIOCPKT_START = 0x8;
	375	pub const TIOCPKT_STOP = 0x4;
	376	pub const TIOCPTMGET = 0x40287446;
	377	pub const TIOCPTSNAME = 0x40287448;
	378	pub const TIOCRCVFRAME = 0x80087445;
	379	pub const TIOCREMOTE = 0x80047469;
	380	pub const TIOCSBRK = 0x2000747b;
	381	pub const TIOCSCTTY = 0x20007461;
	382	pub const TIOCSDTR = 0x20007479;
	383	pub const TIOCSETA = 0x802c7414;
	384	pub const TIOCSETAF = 0x802c7416;
	385	pub const TIOCSETAW = 0x802c7415;
	386	pub const TIOCSETD = 0x8004741b;
	387	pub const TIOCSFLAGS = 0x8004745c;
	388	pub const TIOCSIG = 0x2000745f;
	389	pub const TIOCSLINED = 0x80207443;
	390	pub const TIOCSPGRP = 0x80047476;
	391	pub const TIOCSQSIZE = 0x80047480;
	392	pub const TIOCSSIZE = 0x80087467;
	393	pub const TIOCSTART = 0x2000746e;
	394	pub const TIOCSTAT = 0x80047465;
	395	pub const TIOCSTI = 0x80017472;
	396	pub const TIOCSTOP = 0x2000746f;
	397	pub const TIOCSWINSZ = 0x80087467;
	398	pub const TIOCUCNTL = 0x80047466;
	399	pub const TIOCXMTFRAME = 0x80087444;
	400
	401	pub const sockaddr = c.sockaddr;
	402	pub const sockaddr_in = c.sockaddr_in;
	403	pub const sockaddr_in6 = c.sockaddr_in6;
	404
	405	fn unsigned(s: i32) u32 {
	406	return @bitCast(u32, s);
	407	}
	408	fn signed(s: u32) i32 {
	409	return @bitCast(i32, s);
	410	}
	411	pub fn WEXITSTATUS(s: i32) i32 {
	412	return signed((unsigned(s) >> 8) & 0xff);
	413	}
	414	pub fn WTERMSIG(s: i32) i32 {
	415	return signed(unsigned(s) & 0x7f);
	416	}
	417	pub fn WSTOPSIG(s: i32) i32 {
	418	return WEXITSTATUS(s);
	419	}
	420	pub fn WIFEXITED(s: i32) bool {
	421	return WTERMSIG(s) == 0;
	422	}
	423
	424	pub fn WIFCONTINUED(s: i32) bool {
	425	return ((s & 0x7f) == 0xffff);
	426	}
	427
	428	pub fn WIFSTOPPED(s: i32) bool {
	429	return ((s & 0x7f != 0x7f) and !WIFCONTINUED(s));
	430	}
	431
	432	pub fn WIFSIGNALED(s: i32) bool {
	433	return !WIFSTOPPED(s) and !WIFCONTINUED(s) and !WIFEXITED(s);
	434	}
	435
	436	pub const winsize = extern struct {
	437	ws_row: u16,
	438	ws_col: u16,
	439	ws_xpixel: u16,
	440	ws_ypixel: u16,
	441	};
	442
	443	/// Get the errno from a syscall return value, or 0 for no error.
	444	pub fn getErrno(r: usize) usize {
	445	const signed_r = @bitCast(isize, r);
	446	return if (signed_r > -4096 and signed_r < 0) @intCast(usize, -signed_r) else 0;
	447	}
	448
	449	pub fn dup2(old: i32, new: i32) usize {
	450	return errnoWrap(c.dup2(old, new));
	451	}
	452
	453	pub fn chdir(path: [*]const u8) usize {
	454	return errnoWrap(c.chdir(path));
	455	}
	456
	457	pub fn execve(path: []const u8, argv: []const ?[]const u8, envp: []const ?[*]const u8) usize {
	458	return errnoWrap(c.execve(path, argv, envp));
	459	}
	460
	461	pub fn fork() usize {
	462	return errnoWrap(c.fork());
	463	}
	464
	465	pub fn access(path: [*]const u8, mode: u32) usize {
	466	return errnoWrap(c.access(path, mode));
	467	}
	468
	469	pub fn getcwd(buf: [*]u8, size: usize) usize {
	470	return if (c.getcwd(buf, size) == null) @bitCast(usize, -isize(c._errno().*)) else 0;
	471	}
	472
	473	pub fn getdents(fd: i32, dirp: [*]u8, count: usize) usize {
	474	return errnoWrap(@bitCast(isize, c.getdents(fd, drip, count)));
	475	}
	476
	477	pub fn getdirentries(fd: i32, buf_ptr: []u8, buf_len: usize, basep: i64) usize {
	478	return errnoWrap(@bitCast(isize, c.getdirentries(fd, buf_ptr, buf_len, basep)));
	479	}
	480
	481	pub fn realpath(noalias filename: []const u8, noalias resolved_name: []u8) usize {
	482	return if (c.realpath(filename, resolved_name) == null) @bitCast(usize, -isize(c._errno().*)) else 0;
	483	}
	484
	485	pub fn isatty(fd: i32) bool {
	486	return c.isatty(fd) != 0;
	487	}
	488
	489	pub fn readlink(noalias path: []const u8, noalias buf_ptr: []u8, buf_len: usize) usize {
	490	return errnoWrap(c.readlink(path, buf_ptr, buf_len));
	491	}
	492
	493	pub fn mkdir(path: [*]const u8, mode: u32) usize {
	494	return errnoWrap(c.mkdir(path, mode));
	495	}
	496
	497	pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, offset: isize) usize {
	498	const ptr_result = c.mmap(
	499	@ptrCast(?*c_void, address),
	500	length,
	501	@bitCast(c_int, @intCast(c_uint, prot)),
	502	@bitCast(c_int, c_uint(flags)),
	503	fd,
	504	offset,
	505	);
	506	const isize_result = @bitCast(isize, @ptrToInt(ptr_result));
	507	return errnoWrap(isize_result);
	508	}
	509
	510	pub fn munmap(address: usize, length: usize) usize {
	511	return errnoWrap(c.munmap(@intToPtr(*c_void, address), length));
	512	}
	513
	514	pub fn read(fd: i32, buf: [*]u8, nbyte: usize) usize {
	515	return errnoWrap(c.read(fd, @ptrCast(*c_void, buf), nbyte));
	516	}
	517
	518	pub fn rmdir(path: [*]const u8) usize {
	519	return errnoWrap(c.rmdir(path));
	520	}
	521
	522	pub fn symlink(existing: []const u8, new: []const u8) usize {
	523	return errnoWrap(c.symlink(existing, new));
	524	}
	525
	526	pub fn pread(fd: i32, buf: [*]u8, nbyte: usize, offset: u64) usize {
	527	return errnoWrap(c.pread(fd, @ptrCast(*c_void, buf), nbyte, offset));
	528	}
	529
	530	pub fn preadv(fd: i32, iov: [*]const iovec, count: usize, offset: usize) usize {
	531	return errnoWrap(c.preadv(fd, @ptrCast(*const c_void, iov), @intCast(c_int, count), offset));
	532	}
	533
	534	pub fn pipe(fd: *[2]i32) usize {
	535	return pipe2(fd, 0);
	536	}
	537
	538	pub fn pipe2(fd: *[2]i32, flags: u32) usize {
	539	comptime assert(i32.bit_count == c_int.bit_count);
	540	return errnoWrap(c.pipe2(@ptrCast(*[2]c_int, fd), flags));
	541	}
	542
	543	pub fn write(fd: i32, buf: [*]const u8, nbyte: usize) usize {
	544	return errnoWrap(c.write(fd, @ptrCast(*const c_void, buf), nbyte));
	545	}
	546
	547	pub fn pwrite(fd: i32, buf: [*]const u8, nbyte: usize, offset: u64) usize {
	548	return errnoWrap(c.pwrite(fd, @ptrCast(*const c_void, buf), nbyte, offset));
	549	}
	550
	551	pub fn pwritev(fd: i32, iov: [*]const iovec_const, count: usize, offset: usize) usize {
	552	return errnoWrap(c.pwritev(fd, @ptrCast(*const c_void, iov), @intCast(c_int, count), offset));
	553	}
	554
	555	pub fn rename(old: []const u8, new: []const u8) usize {
	556	return errnoWrap(c.rename(old, new));
	557	}
	558
	559	pub fn open(path: [*]const u8, flags: u32, mode: usize) usize {
	560	return errnoWrap(c.open(path, @bitCast(c_int, flags), mode));
	561	}
	562
	563	pub fn create(path: [*]const u8, perm: usize) usize {
	564	return arch.syscall2(SYS_creat, @ptrToInt(path), perm);
	565	}
	566
	567	pub fn openat(dirfd: i32, path: [*]const u8, flags: usize, mode: usize) usize {
	568	return errnoWrap(c.openat(@bitCast(usize, isize(dirfd)), @ptrToInt(path), flags, mode));
	569	}
	570
	571	pub fn close(fd: i32) usize {
	572	return errnoWrap(c.close(fd));
	573	}
	574
	575	pub fn lseek(fd: i32, offset: isize, whence: c_int) usize {
	576	return errnoWrap(c.lseek(fd, offset, whence));
	577	}
	578
	579	pub fn exit(code: i32) noreturn {
	580	c.exit(code);
	581	}
	582
	583	pub fn kill(pid: i32, sig: i32) usize {
	584	return errnoWrap(c.kill(pid, sig));
	585	}
	586
	587	pub fn unlink(path: [*]const u8) usize {
	588	return errnoWrap(c.unlink(path));
	589	}
	590
	591	pub fn waitpid(pid: i32, status: *i32, options: u32) usize {
	592	comptime assert(i32.bit_count == c_int.bit_count);
	593	return errnoWrap(c.waitpid(pid, @ptrCast(*c_int, status), @bitCast(c_int, options)));
	594	}
	595
	596	pub fn nanosleep(req: const timespec, rem: ?timespec) usize {
	597	return errnoWrap(c.nanosleep(req, rem));
	598	}
	599
	600	pub fn clock_gettime(clk_id: i32, tp: *timespec) usize {
	601	return errnoWrap(c.clock_gettime(clk_id, tp));
	602	}
	603
	604	pub fn clock_getres(clk_id: i32, tp: *timespec) usize {
	605	return errnoWrap(c.clock_getres(clk_id, tp));
	606	}
	607
	608	pub fn setuid(uid: u32) usize {
	609	return errnoWrap(c.setuid(uid));
	610	}
	611
	612	pub fn setgid(gid: u32) usize {
	613	return errnoWrap(c.setgid(gid));
	614	}
	615
	616	pub fn setreuid(ruid: u32, euid: u32) usize {
	617	return errnoWrap(c.setreuid(ruid, euid));
	618	}
	619
	620	pub fn setregid(rgid: u32, egid: u32) usize {
	621	return errnoWrap(c.setregid(rgid, egid));
	622	}
	623
	624	const NSIG = 32;
	625
	626	pub const SIG_ERR = @intToPtr(extern fn (i32) void, maxInt(usize));
	627	pub const SIG_DFL = @intToPtr(extern fn (i32) void, 0);
	628	pub const SIG_IGN = @intToPtr(extern fn (i32) void, 1);
	629
	630	/// Renamed from `sigaction` to `Sigaction` to avoid conflict with the syscall.
	631	pub const Sigaction = extern struct {
	632	/// signal handler
	633	__sigaction_u: extern union {
	634	__sa_handler: extern fn (i32) void,
	635	__sa_sigaction: extern fn (i32, *__siginfo, usize) void,
	636	},
	637
	638	/// see signal options
	639	sa_flags: u32,
	640
	641	/// signal mask to apply
	642	sa_mask: sigset_t,
	643	};
	644
	645	pub const _SIG_WORDS = 4;
	646	pub const _SIG_MAXSIG = 128;
	647
	648	pub inline fn _SIG_IDX(sig: usize) usize {
	649	return sig - 1;
	650	}
	651	pub inline fn _SIG_WORD(sig: usize) usize {
	652	return_SIG_IDX(sig) >> 5;
	653	}
	654	pub inline fn _SIG_BIT(sig: usize) usize {
	655	return 1 << (_SIG_IDX(sig) & 31);
	656	}
	657	pub inline fn _SIG_VALID(sig: usize) usize {
	658	return sig <= _SIG_MAXSIG and sig > 0;
	659	}
	660
	661	pub const sigset_t = extern struct {
	662	__bits: [_SIG_WORDS]u32,
	663	};
	664
	665	pub fn raise(sig: i32) usize {
	666	return errnoWrap(c.raise(sig));
	667	}
	668
	669	pub const Stat = c.Stat;
	670	pub const dirent = c.dirent;
	671	pub const timespec = c.timespec;
	672
	673	pub fn fstat(fd: i32, buf: *c.Stat) usize {
	674	return errnoWrap(c.fstat(fd, buf));
	675	}
	676	pub const iovec = extern struct {
	677	iov_base: [*]u8,
	678	iov_len: usize,
	679	};
	680
	681	pub const iovec_const = extern struct {
	682	iov_base: [*]const u8,
	683	iov_len: usize,
	684	};
	685
	686	// TODO avoid libc dependency
	687	pub fn kqueue() usize {
	688	return errnoWrap(c.kqueue());
	689	}
	690
	691	// TODO avoid libc dependency
	692	pub fn kevent(kq: i32, changelist: []const Kevent, eventlist: []Kevent, timeout: ?*const timespec) usize {
	693	return errnoWrap(c.kevent(
	694	kq,
	695	changelist.ptr,
	696	@intCast(c_int, changelist.len),
	697	eventlist.ptr,
	698	@intCast(c_int, eventlist.len),
	699	timeout,
	700	));
	701	}
	702
	703	// TODO avoid libc dependency
	704	pub fn sysctl(name: []c_int, namelen: c_uint, oldp: ?c_void, oldlenp: ?usize, newp: ?c_void, newlen: usize) usize {
	705	return errnoWrap(c.sysctl(name, namelen, oldp, oldlenp, newp, newlen));
	706	}
	707
	708	// TODO avoid libc dependency
	709	pub fn sysctlbyname(name: []const u8, oldp: ?c_void, oldlenp: ?usize, newp: ?c_void, newlen: usize) usize {
	710	return errnoWrap(c.sysctlbyname(name, oldp, oldlenp, newp, newlen));
	711	}
	712
	713	// TODO avoid libc dependency
	714	pub fn sysctlnametomib(name: []const u8, mibp: ?c_int, sizep: ?*usize) usize {
	715	return errnoWrap(c.sysctlnametomib(name, wibp, sizep));
	716	}
	717
	718	// TODO avoid libc dependency
	719
	720	/// Takes the return value from a syscall and formats it back in the way
	721	/// that the kernel represents it to libc. Errno was a mistake, let's make
	722	/// it go away forever.
	723	fn errnoWrap(value: isize) usize {
	724	return @bitCast(usize, if (value == -1) -isize(c._errno().*) else value);
	725	}

std/os/path.zig+2-2

...	...	@@ -1226,7 +1226,7 @@ pub fn realC(out_buffer: [os.MAX_PATH_BYTES]u8, pathname: []const u8) RealErro
1226	1226	const pathname_w = try windows_util.cStrToPrefixedFileW(pathname);
1227	1227	return realW(out_buffer, pathname_w);
1228	1228	},
1229		Os.freebsd, Os.macosx, Os.ios => {
	1229	Os.freebsd, Os.netbsd, Os.macosx, Os.ios => {
1230	1230	// TODO instead of calling the libc function here, port the implementation to Zig
1231	1231	const err = posix.getErrno(posix.realpath(pathname, out_buffer));
1232	1232	switch (err) {
...	...	@@ -1267,7 +1267,7 @@ pub fn real(out_buffer: *[os.MAX_PATH_BYTES]u8, pathname: []const u8) RealError!
1267	1267	const pathname_w = try windows_util.sliceToPrefixedFileW(pathname);
1268	1268	return realW(out_buffer, &pathname_w);
1269	1269	},
1270		Os.macosx, Os.ios, Os.linux, Os.freebsd => {
	1270	Os.macosx, Os.ios, Os.linux, Os.freebsd, Os.netbsd => {
1271	1271	const pathname_c = try os.toPosixPath(pathname);
1272	1272	return realC(out_buffer, &pathname_c);
1273	1273	},

std/os/time.zig+5-5

...	...	@@ -14,7 +14,7 @@ pub const epoch = @import("epoch.zig");
14	14	/// Sleep for the specified duration
15	15	pub fn sleep(nanoseconds: u64) void {
16	16	switch (builtin.os) {
17		Os.linux, Os.macosx, Os.ios, Os.freebsd => {
	17	Os.linux, Os.macosx, Os.ios, Os.freebsd, Os.netbsd => {
18	18	const s = nanoseconds / ns_per_s;
19	19	const ns = nanoseconds % ns_per_s;
20	20	posixSleep(@intCast(u63, s), @intCast(u63, ns));
...	...	@@ -62,7 +62,7 @@ pub fn timestamp() u64 {
62	62	/// Get the posix timestamp, UTC, in milliseconds
63	63	pub const milliTimestamp = switch (builtin.os) {
64	64	Os.windows => milliTimestampWindows,
65		Os.linux, Os.freebsd => milliTimestampPosix,
	65	Os.linux, Os.freebsd, Os.netbsd => milliTimestampPosix,
66	66	Os.macosx, Os.ios => milliTimestampDarwin,
67	67	else => @compileError("Unsupported OS"),
68	68	};
...	...	@@ -178,7 +178,7 @@ pub const Timer = struct {
178	178	debug.assert(err != windows.FALSE);
179	179	self.start_time = @intCast(u64, start_time);
180	180	},
181		Os.linux, Os.freebsd => {
	181	Os.linux, Os.freebsd, Os.netbsd => {
182	182	//On Linux, seccomp can do arbitrary things to our ability to call
183	183	// syscalls, including return any errno value it wants and
184	184	// inconsistently throwing errors. Since we can't account for
...	...	@@ -214,7 +214,7 @@ pub const Timer = struct {
214	214	var clock = clockNative() - self.start_time;
215	215	return switch (builtin.os) {
216	216	Os.windows => @divFloor(clock * ns_per_s, self.frequency),
217		Os.linux, Os.freebsd => clock,
	217	Os.linux, Os.freebsd, Os.netbsd => clock,
218	218	Os.macosx, Os.ios => @divFloor(clock * self.frequency.numer, self.frequency.denom),
219	219	else => @compileError("Unsupported OS"),
220	220	};
...	...	@@ -235,7 +235,7 @@ pub const Timer = struct {
235	235
236	236	const clockNative = switch (builtin.os) {
237	237	Os.windows => clockWindows,
238		Os.linux, Os.freebsd => clockLinux,
	238	Os.linux, Os.freebsd, Os.netbsd => clockLinux,
239	239	Os.macosx, Os.ios => clockDarwin,
240	240	else => @compileError("Unsupported OS"),
241	241	};

std/priority_queue.zig created+331

...	...	@@ -0,0 +1,331 @@
	1	const std = @import("index.zig");
	2	const Allocator = std.mem.Allocator;
	3	const debug = std.debug;
	4	const expect = std.testing.expect;
	5	const expectEqual = std.testing.expectEqual;
	6
	7	pub fn PriorityQueue(comptime T: type) type {
	8	return struct {
	9	const Self = @This();
	10
	11	items: []T,
	12	len: usize,
	13	allocator: *Allocator,
	14	compareFn: fn (a: T, b: T) bool,
	15
	16	pub fn init(allocator: *Allocator, compareFn: fn (a: T, b: T) bool) Self {
	17	return Self{
	18	.items = []T{},
	19	.len = 0,
	20	.allocator = allocator,
	21	.compareFn = compareFn,
	22	};
	23	}
	24
	25	pub fn deinit(self: Self) void {
	26	self.allocator.free(self.items);
	27	}
	28
	29	pub fn add(self: *Self, elem: T) !void {
	30	try ensureCapacity(self, self.len + 1);
	31
	32	self.items[self.len] = elem;
	33	var child_index = self.len;
	34	while (child_index > 0) {
	35	var parent_index = ((child_index - 1) >> 1);
	36	const child = self.items[child_index];
	37	const parent = self.items[parent_index];
	38
	39	if (!self.compareFn(child, parent)) break;
	40
	41	self.items[parent_index] = child;
	42	self.items[child_index] = parent;
	43	child_index = parent_index;
	44	}
	45	self.len += 1;
	46	}
	47
	48	pub fn peek(self: *Self) ?T {
	49	return if (self.len > 0) self.items[0] else null;
	50	}
	51
	52	pub fn removeOrNull(self: *Self) ?T {
	53	return if (self.len > 0) self.remove() else null;
	54	}
	55
	56	pub fn remove(self: *Self) T {
	57	const first = self.items[0];
	58	const last = self.items[self.len - 1];
	59	self.items[0] = last;
	60	self.len -= 1;
	61	siftDown(self);
	62	return first;
	63	}
	64
	65	pub fn count(self: Self) usize {
	66	return self.len;
	67	}
	68
	69	pub fn capacity(self: Self) usize {
	70	return self.items.len;
	71	}
	72
	73	fn siftDown(self: *Self) void {
	74	var index: usize = 0;
	75	const half = self.len >> 1;
	76	while (true) {
	77	var left_index = (index << 1) + 1;
	78	var right_index = left_index + 1;
	79	var left = if (left_index < self.len) self.items[left_index] else null;
	80	var right = if (right_index < self.len) self.items[right_index] else null;
	81
	82	var smallest_index = index;
	83	var smallest = self.items[index];
	84
	85	if (left) \|e\| {
	86	if (self.compareFn(e, smallest)) {
	87	smallest_index = left_index;
	88	smallest = e;
	89	}
	90	}
	91
	92	if (right) \|e\| {
	93	if (self.compareFn(e, smallest)) {
	94	smallest_index = right_index;
	95	smallest = e;
	96	}
	97	}
	98
	99	if (smallest_index == index) return;
	100
	101	self.items[smallest_index] = self.items[index];
	102	self.items[index] = smallest;
	103	index = smallest_index;
	104
	105	if (index >= half) return;
	106	}
	107	}
	108
	109	pub fn ensureCapacity(self: *Self, new_capacity: usize) !void {
	110	var better_capacity = self.capacity();
	111	if (better_capacity >= new_capacity) return;
	112	while (true) {
	113	better_capacity += better_capacity / 2 + 8;
	114	if (better_capacity >= new_capacity) break;
	115	}
	116	self.items = try self.allocator.realloc(T, self.items, better_capacity);
	117	}
	118
	119	pub fn resize(self: *Self, new_len: usize) !void {
	120	try self.ensureCapacity(new_len);
	121	self.len = new_len;
	122	}
	123
	124	pub fn shrink(self: *Self, new_len: usize) void {
	125	assert(new_len <= self.len);
	126	self.len = new_len;
	127	}
	128
	129	const Iterator = struct {
	130	queue: *PriorityQueue(T),
	131	count: usize,
	132
	133	fn next(it: *Iterator) ?T {
	134	if (it.count > it.queue.len - 1) return null;
	135	const out = it.count;
	136	it.count += 1;
	137	return it.queue.items[out];
	138	}
	139
	140	fn reset(it: *Iterator) void {
	141	it.count = 0;
	142	}
	143	};
	144
	145	pub fn iterator(self: *Self) Iterator {
	146	return Iterator{
	147	.queue = self,
	148	.count = 0,
	149	};
	150	}
	151
	152	fn dump(self: *Self) void {
	153	warn("{{ ");
	154	warn("items: ");
	155	for (self.items) \|e, i\| {
	156	if (i >= self.len) break;
	157	warn("{}, ", e);
	158	}
	159	warn("array: ");
	160	for (self.items) \|e, i\| {
	161	warn("{}, ", e);
	162	}
	163	warn("len: {} ", self.len);
	164	warn("capacity: {}", self.capacity());
	165	warn(" }}\n");
	166	}
	167	};
	168	}
	169
	170	fn lessThan(a: u32, b: u32) bool {
	171	return a < b;
	172	}
	173
	174	fn greaterThan(a: u32, b: u32) bool {
	175	return a > b;
	176	}
	177
	178	const PQ = PriorityQueue(u32);
	179
	180	test "std.PriorityQueue: add and remove min heap" {
	181	var queue = PQ.init(debug.global_allocator, lessThan);
	182	defer queue.deinit();
	183
	184	try queue.add(54);
	185	try queue.add(12);
	186	try queue.add(7);
	187	try queue.add(23);
	188	try queue.add(25);
	189	try queue.add(13);
	190	expectEqual(u32(7), queue.remove());
	191	expectEqual(u32(12), queue.remove());
	192	expectEqual(u32(13), queue.remove());
	193	expectEqual(u32(23), queue.remove());
	194	expectEqual(u32(25), queue.remove());
	195	expectEqual(u32(54), queue.remove());
	196	}
	197
	198	test "std.PriorityQueue: add and remove same min heap" {
	199	var queue = PQ.init(debug.global_allocator, lessThan);
	200	defer queue.deinit();
	201
	202	try queue.add(1);
	203	try queue.add(1);
	204	try queue.add(2);
	205	try queue.add(2);
	206	try queue.add(1);
	207	try queue.add(1);
	208	expectEqual(u32(1), queue.remove());
	209	expectEqual(u32(1), queue.remove());
	210	expectEqual(u32(1), queue.remove());
	211	expectEqual(u32(1), queue.remove());
	212	expectEqual(u32(2), queue.remove());
	213	expectEqual(u32(2), queue.remove());
	214	}
	215
	216	test "std.PriorityQueue: removeOrNull on empty" {
	217	var queue = PQ.init(debug.global_allocator, lessThan);
	218	defer queue.deinit();
	219
	220	expect(queue.removeOrNull() == null);
	221	}
	222
	223	test "std.PriorityQueue: edge case 3 elements" {
	224	var queue = PQ.init(debug.global_allocator, lessThan);
	225	defer queue.deinit();
	226
	227	try queue.add(9);
	228	try queue.add(3);
	229	try queue.add(2);
	230	expectEqual(u32(2), queue.remove());
	231	expectEqual(u32(3), queue.remove());
	232	expectEqual(u32(9), queue.remove());
	233	}
	234
	235	test "std.PriorityQueue: peek" {
	236	var queue = PQ.init(debug.global_allocator, lessThan);
	237	defer queue.deinit();
	238
	239	expect(queue.peek() == null);
	240	try queue.add(9);
	241	try queue.add(3);
	242	try queue.add(2);
	243	expectEqual(u32(2), queue.peek().?);
	244	expectEqual(u32(2), queue.peek().?);
	245	}
	246
	247	test "std.PriorityQueue: sift up with odd indices" {
	248	var queue = PQ.init(debug.global_allocator, lessThan);
	249	defer queue.deinit();
	250	const items = []u32{ 15, 7, 21, 14, 13, 22, 12, 6, 7, 25, 5, 24, 11, 16, 15, 24, 2, 1 };
	251	for (items) \|e\| {
	252	try queue.add(e);
	253	}
	254
	255	expectEqual(u32(1), queue.remove());
	256	expectEqual(u32(2), queue.remove());
	257	expectEqual(u32(5), queue.remove());
	258	expectEqual(u32(6), queue.remove());
	259	expectEqual(u32(7), queue.remove());
	260	expectEqual(u32(7), queue.remove());
	261	expectEqual(u32(11), queue.remove());
	262	expectEqual(u32(12), queue.remove());
	263	expectEqual(u32(13), queue.remove());
	264	expectEqual(u32(14), queue.remove());
	265	expectEqual(u32(15), queue.remove());
	266	expectEqual(u32(15), queue.remove());
	267	expectEqual(u32(16), queue.remove());
	268	expectEqual(u32(21), queue.remove());
	269	expectEqual(u32(22), queue.remove());
	270	expectEqual(u32(24), queue.remove());
	271	expectEqual(u32(24), queue.remove());
	272	expectEqual(u32(25), queue.remove());
	273	}
	274
	275	test "std.PriorityQueue: add and remove max heap" {
	276	var queue = PQ.init(debug.global_allocator, greaterThan);
	277	defer queue.deinit();
	278
	279	try queue.add(54);
	280	try queue.add(12);
	281	try queue.add(7);
	282	try queue.add(23);
	283	try queue.add(25);
	284	try queue.add(13);
	285	expectEqual(u32(54), queue.remove());
	286	expectEqual(u32(25), queue.remove());
	287	expectEqual(u32(23), queue.remove());
	288	expectEqual(u32(13), queue.remove());
	289	expectEqual(u32(12), queue.remove());
	290	expectEqual(u32(7), queue.remove());
	291	}
	292
	293	test "std.PriorityQueue: add and remove same max heap" {
	294	var queue = PQ.init(debug.global_allocator, greaterThan);
	295	defer queue.deinit();
	296
	297	try queue.add(1);
	298	try queue.add(1);
	299	try queue.add(2);
	300	try queue.add(2);
	301	try queue.add(1);
	302	try queue.add(1);
	303	expectEqual(u32(2), queue.remove());
	304	expectEqual(u32(2), queue.remove());
	305	expectEqual(u32(1), queue.remove());
	306	expectEqual(u32(1), queue.remove());
	307	expectEqual(u32(1), queue.remove());
	308	expectEqual(u32(1), queue.remove());
	309	}
	310
	311	test "std.PriorityQueue: iterator" {
	312	var queue = PQ.init(debug.global_allocator, lessThan);
	313	var map = std.AutoHashMap(u32, void).init(debug.global_allocator);
	314	defer {
	315	queue.deinit();
	316	map.deinit();
	317	}
	318
	319	const items = []u32{ 54, 12, 7, 23, 25, 13 };
	320	for (items) \|e\| {
	321	_ = try queue.add(e);
	322	_ = try map.put(e, {});
	323	}
	324
	325	var it = queue.iterator();
	326	while (it.next()) \|e\| {
	327	_ = map.remove(e);
	328	}
	329
	330	expectEqual(usize(0), map.count());
	331	}

std/special/bootstrap.zig+8-5

...	...	@@ -23,15 +23,15 @@ nakedcc fn _start() noreturn {
23	23	switch (builtin.arch) {
24	24	builtin.Arch.x86_64 => {
25	25	argc_ptr = asm ("lea (%%rsp), %[argc]"
26		: [argc] "=r" (-> [*]usize)
27		);
	26	: [argc] "=r" (-> [*]usize)
	27	);
28	28	},
29	29	builtin.Arch.i386 => {
30	30	argc_ptr = asm ("lea (%%esp), %[argc]"
31	31	: [argc] "=r" (-> [*]usize)
32	32	);
33	33	},
34		builtin.Arch.aarch64v8 => {
	34	builtin.Arch.aarch64, builtin.Arch.aarch64_be => {
35	35	argc_ptr = asm ("mov %[argc], sp"
36	36	: [argc] "=r" (-> [*]usize)
37	37	);
...	...	@@ -123,7 +123,7 @@ inline fn callMain() u8 {
123	123	std.debug.warn("error: {}\n", @errorName(err));
124	124	if (builtin.os != builtin.Os.zen) {
125	125	if (@errorReturnTrace()) \|trace\| {
126		std.debug.dumpStackTrace(trace);
	126	std.debug.dumpStackTrace(trace.*);
127	127	}
128	128	}
129	129	return 1;
...	...	@@ -142,7 +142,10 @@ fn linuxInitializeThreadLocalStorage(at_phdr: usize, at_phnum: usize, at_phent:
142	142	var phdr_addr = at_phdr;
143	143	var n = at_phnum;
144	144	var base: usize = 0;
145		while (n != 0) : ({n -= 1; phdr_addr += at_phent;}) {
	145	while (n != 0) : ({
	146	n -= 1;
	147	phdr_addr += at_phent;
	148	}) {
146	149	const phdr = @intToPtr(*std.elf.Phdr, phdr_addr);
147	150	// TODO look for PT_DYNAMIC when we have https://github.com/ziglang/zig/issues/1917
148	151	switch (phdr.p_type) {

std/special/compiler_rt/addXf3.zig created+191

...	...	@@ -0,0 +1,191 @@
	1	// Ported from:
	2	//
	3	// https://github.com/llvm/llvm-project/blob/02d85149a05cb1f6dc49f0ba7a2ceca53718ae17/compiler-rt/lib/builtins/fp_add_impl.inc
	4
	5	const std = @import("std");
	6	const builtin = @import("builtin");
	7	const compiler_rt = @import("index.zig");
	8
	9	pub extern fn __addtf3(a: f128, b: f128) f128 {
	10	return addXf3(f128, a, b);
	11	}
	12
	13	pub extern fn __subtf3(a: f128, b: f128) f128 {
	14	const neg_b = @bitCast(f128, @bitCast(u128, b) ^ (u128(1) << 127));
	15	return addXf3(f128, a, neg_b);
	16	}
	17
	18	inline fn normalize(comptime T: type, significand: *@IntType(false, T.bit_count)) i32 {
	19	const Z = @IntType(false, T.bit_count);
	20	const significandBits = std.math.floatMantissaBits(T);
	21	const implicitBit = Z(1) << significandBits;
	22
	23	const shift = @clz(significand.*) - @clz(implicitBit);
	24	significand.* <<= @intCast(u7, shift);
	25	return 1 - shift;
	26	}
	27
	28	inline fn addXf3(comptime T: type, a: T, b: T) T {
	29	const Z = @IntType(false, T.bit_count);
	30
	31	const typeWidth = T.bit_count;
	32	const significandBits = std.math.floatMantissaBits(T);
	33	const exponentBits = std.math.floatExponentBits(T);
	34
	35	const signBit = (Z(1) << (significandBits + exponentBits));
	36	const maxExponent = ((1 << exponentBits) - 1);
	37	const exponentBias = (maxExponent >> 1);
	38
	39	const implicitBit = (Z(1) << significandBits);
	40	const quietBit = implicitBit >> 1;
	41	const significandMask = implicitBit - 1;
	42
	43	const absMask = signBit - 1;
	44	const exponentMask = absMask ^ significandMask;
	45	const qnanRep = exponentMask \| quietBit;
	46
	47	var aRep = @bitCast(Z, a);
	48	var bRep = @bitCast(Z, b);
	49	const aAbs = aRep & absMask;
	50	const bAbs = bRep & absMask;
	51
	52	const negative = (aRep & signBit) != 0;
	53	const exponent = @intCast(i32, aAbs >> significandBits) - exponentBias;
	54	const significand = (aAbs & significandMask) \| implicitBit;
	55
	56	const infRep = @bitCast(Z, std.math.inf(T));
	57
	58	// Detect if a or b is zero, infinity, or NaN.
	59	if (aAbs - Z(1) >= infRep - Z(1) or
	60	bAbs - Z(1) >= infRep - Z(1))
	61	{
	62	// NaN + anything = qNaN
	63	if (aAbs > infRep) return @bitCast(T, @bitCast(Z, a) \| quietBit);
	64	// anything + NaN = qNaN
	65	if (bAbs > infRep) return @bitCast(T, @bitCast(Z, b) \| quietBit);
	66
	67	if (aAbs == infRep) {
	68	// +/-infinity + -/+infinity = qNaN
	69	if ((@bitCast(Z, a) ^ @bitCast(Z, b)) == signBit) {
	70	return @bitCast(T, qnanRep);
	71	}
	72	// +/-infinity + anything remaining = +/- infinity
	73	else {
	74	return a;
	75	}
	76	}
	77
	78	// anything remaining + +/-infinity = +/-infinity
	79	if (bAbs == infRep) return b;
	80
	81	// zero + anything = anything
	82	if (aAbs == 0) {
	83	// but we need to get the sign right for zero + zero
	84	if (bAbs == 0) {
	85	return @bitCast(T, @bitCast(Z, a) & @bitCast(Z, b));
	86	} else {
	87	return b;
	88	}
	89	}
	90
	91	// anything + zero = anything
	92	if (bAbs == 0) return a;
	93	}
	94
	95	// Swap a and b if necessary so that a has the larger absolute value.
	96	if (bAbs > aAbs) {
	97	const temp = aRep;
	98	aRep = bRep;
	99	bRep = temp;
	100	}
	101
	102	// Extract the exponent and significand from the (possibly swapped) a and b.
	103	var aExponent = @intCast(i32, (aRep >> significandBits) & maxExponent);
	104	var bExponent = @intCast(i32, (bRep >> significandBits) & maxExponent);
	105	var aSignificand = aRep & significandMask;
	106	var bSignificand = bRep & significandMask;
	107
	108	// Normalize any denormals, and adjust the exponent accordingly.
	109	if (aExponent == 0) aExponent = normalize(T, &aSignificand);
	110	if (bExponent == 0) bExponent = normalize(T, &bSignificand);
	111
	112	// The sign of the result is the sign of the larger operand, a. If they
	113	// have opposite signs, we are performing a subtraction; otherwise addition.
	114	const resultSign = aRep & signBit;
	115	const subtraction = (aRep ^ bRep) & signBit != 0;
	116
	117	// Shift the significands to give us round, guard and sticky, and or in the
	118	// implicit significand bit. (If we fell through from the denormal path it
	119	// was already set by normalize( ), but setting it twice won't hurt
	120	// anything.)
	121	aSignificand = (aSignificand \| implicitBit) << 3;
	122	bSignificand = (bSignificand \| implicitBit) << 3;
	123
	124	// Shift the significand of b by the difference in exponents, with a sticky
	125	// bottom bit to get rounding correct.
	126	const @"align" = @intCast(Z, aExponent - bExponent);
	127	if (@"align" != 0) {
	128	if (@"align" < typeWidth) {
	129	const sticky = if (bSignificand << @intCast(u7, typeWidth - @"align") != 0) Z(1) else 0;
	130	bSignificand = (bSignificand >> @truncate(u7, @"align")) \| sticky;
	131	} else {
	132	bSignificand = 1; // sticky; b is known to be non-zero.
	133	}
	134	}
	135	if (subtraction) {
	136	aSignificand -= bSignificand;
	137	// If a == -b, return +zero.
	138	if (aSignificand == 0) return @bitCast(T, Z(0));
	139
	140	// If partial cancellation occured, we need to left-shift the result
	141	// and adjust the exponent:
	142	if (aSignificand < implicitBit << 3) {
	143	const shift = @intCast(i32, @clz(aSignificand)) - @intCast(i32, @clz(implicitBit << 3));
	144	aSignificand <<= @intCast(u7, shift);
	145	aExponent -= shift;
	146	}
	147	} else { // addition
	148	aSignificand += bSignificand;
	149
	150	// If the addition carried up, we need to right-shift the result and
	151	// adjust the exponent:
	152	if (aSignificand & (implicitBit << 4) != 0) {
	153	const sticky = aSignificand & 1;
	154	aSignificand = aSignificand >> 1 \| sticky;
	155	aExponent += 1;
	156	}
	157	}
	158
	159	// If we have overflowed the type, return +/- infinity:
	160	if (aExponent >= maxExponent) return @bitCast(T, infRep \| resultSign);
	161
	162	if (aExponent <= 0) {
	163	// Result is denormal before rounding; the exponent is zero and we
	164	// need to shift the significand.
	165	const shift = @intCast(Z, 1 - aExponent);
	166	const sticky = if (aSignificand << @intCast(u7, typeWidth - shift) != 0) Z(1) else 0;
	167	aSignificand = aSignificand >> @intCast(u7, shift \| sticky);
	168	aExponent = 0;
	169	}
	170
	171	// Low three bits are round, guard, and sticky.
	172	const roundGuardSticky = aSignificand & 0x7;
	173
	174	// Shift the significand into place, and mask off the implicit bit.
	175	var result = (aSignificand >> 3) & significandMask;
	176
	177	// Insert the exponent and sign.
	178	result \|= @intCast(Z, aExponent) << significandBits;
	179	result \|= resultSign;
	180
	181	// Final rounding. The result may overflow to infinity, but that is the
	182	// correct result in that case.
	183	if (roundGuardSticky > 0x4) result += 1;
	184	if (roundGuardSticky == 0x4) result += result & 1;
	185
	186	return @bitCast(T, result);
	187	}
	188
	189	test "import addXf3" {
	190	_ = @import("addXf3_test.zig");
	191	}

std/special/compiler_rt/addXf3_test.zig created+85

...	...	@@ -0,0 +1,85 @@
	1	// Ported from:
	2	//
	3	// https://github.com/llvm/llvm-project/blob/02d85149a05cb1f6dc49f0ba7a2ceca53718ae17/compiler-rt/test/builtins/Unit/addtf3_test.c
	4	// https://github.com/llvm/llvm-project/blob/02d85149a05cb1f6dc49f0ba7a2ceca53718ae17/compiler-rt/test/builtins/Unit/subtf3_test.c
	5
	6	const qnan128 = @bitCast(f128, u128(0x7fff800000000000) << 64);
	7	const inf128 = @bitCast(f128, u128(0x7fff000000000000) << 64);
	8
	9	const __addtf3 = @import("addXf3.zig").__addtf3;
	10
	11	fn test__addtf3(a: f128, b: f128, expected_hi: u64, expected_lo: u64) void {
	12	const x = __addtf3(a, b);
	13
	14	const rep = @bitCast(u128, x);
	15	const hi = @intCast(u64, rep >> 64);
	16	const lo = @truncate(u64, rep);
	17
	18	if (hi == expected_hi and lo == expected_lo) {
	19	return;
	20	}
	21	// test other possible NaN representation (signal NaN)
	22	else if (expected_hi == 0x7fff800000000000 and expected_lo == 0x0) {
	23	if ((hi & 0x7fff000000000000) == 0x7fff000000000000 and
	24	((hi & 0xffffffffffff) > 0 or lo > 0))
	25	{
	26	return;
	27	}
	28	}
	29
	30	@panic("__addtf3 test failure");
	31	}
	32
	33	test "addtf3" {
	34	test__addtf3(qnan128, 0x1.23456789abcdefp+5, 0x7fff800000000000, 0x0);
	35
	36	// NaN + any = NaN
	37	test__addtf3(@bitCast(f128, (u128(0x7fff000000000000) << 64) \| u128(0x800030000000)), 0x1.23456789abcdefp+5, 0x7fff800000000000, 0x0);
	38
	39	// inf + inf = inf
	40	test__addtf3(inf128, inf128, 0x7fff000000000000, 0x0);
	41
	42	// inf + any = inf
	43	test__addtf3(inf128, 0x1.2335653452436234723489432abcdefp+5, 0x7fff000000000000, 0x0);
	44
	45	// any + any
	46	test__addtf3(0x1.23456734245345543849abcdefp+5, 0x1.edcba52449872455634654321fp-1, 0x40042afc95c8b579, 0x61e58dd6c51eb77c);
	47	}
	48
	49	const __subtf3 = @import("addXf3.zig").__subtf3;
	50
	51	fn test__subtf3(a: f128, b: f128, expected_hi: u64, expected_lo: u64) void {
	52	const x = __subtf3(a, b);
	53
	54	const rep = @bitCast(u128, x);
	55	const hi = @intCast(u64, rep >> 64);
	56	const lo = @truncate(u64, rep);
	57
	58	if (hi == expected_hi and lo == expected_lo) {
	59	return;
	60	}
	61	// test other possible NaN representation (signal NaN)
	62	else if (expected_hi == 0x7fff800000000000 and expected_lo == 0x0) {
	63	if ((hi & 0x7fff000000000000) == 0x7fff000000000000 and
	64	((hi & 0xffffffffffff) > 0 or lo > 0))
	65	{
	66	return;
	67	}
	68	}
	69
	70	@panic("__subtf3 test failure");
	71	}
	72
	73	test "subtf3" {
	74	// qNaN - any = qNaN
	75	test__subtf3(qnan128, 0x1.23456789abcdefp+5, 0x7fff800000000000, 0x0);
	76
	77	// NaN + any = NaN
	78	test__subtf3(@bitCast(f128, (u128(0x7fff000000000000) << 64) \| u128(0x800030000000)), 0x1.23456789abcdefp+5, 0x7fff800000000000, 0x0);
	79
	80	// inf - any = inf
	81	test__subtf3(inf128, 0x1.23456789abcdefp+5, 0x7fff000000000000, 0x0);
	82
	83	// any + any
	84	test__subtf3(0x1.234567829a3bcdef5678ade36734p+5, 0x1.ee9d7c52354a6936ab8d7654321fp-1, 0x40041b8af1915166, 0xa44a7bca780a166c);
	85	}

std/special/compiler_rt/index.zig+8-54

...	...	@@ -21,6 +21,9 @@ comptime {
21	21
22	22	@export("__unordtf2", @import("comparetf2.zig").__unordtf2, linkage);
23	23
	24	@export("__addtf3", @import("addXf3.zig").__addtf3, linkage);
	25	@export("__subtf3", @import("addXf3.zig").__subtf3, linkage);
	26
24	27	@export("__floattitf", @import("floattitf.zig").__floattitf, linkage);
25	28	@export("__floattidf", @import("floattidf.zig").__floattidf, linkage);
26	29	@export("__floattisf", @import("floattisf.zig").__floattisf, linkage);
...	...	@@ -37,6 +40,7 @@ comptime {
37	40	@export("__extendhfsf2", @import("extendXfYf2.zig").__extendhfsf2, linkage);
38	41
39	42	@export("__truncsfhf2", @import("truncXfYf2.zig").__truncsfhf2, linkage);
	43	@export("__truncdfhf2", @import("truncXfYf2.zig").__truncdfhf2, linkage);
40	44	@export("__trunctfdf2", @import("truncXfYf2.zig").__trunctfdf2, linkage);
41	45	@export("__trunctfsf2", @import("truncXfYf2.zig").__trunctfsf2, linkage);
42	46
...	...	@@ -180,60 +184,10 @@ const is_arm_64 = switch (builtin.arch) {
180	184	};
181	185
182	186	const is_arm_arch = switch (builtin.arch) {
183		builtin.Arch.armv8_3a,
184		builtin.Arch.armv8_2a,
185		builtin.Arch.armv8_1a,
186		builtin.Arch.armv8,
187		builtin.Arch.armv8r,
188		builtin.Arch.armv8m_baseline,
189		builtin.Arch.armv8m_mainline,
190		builtin.Arch.armv7,
191		builtin.Arch.armv7em,
192		builtin.Arch.armv7m,
193		builtin.Arch.armv7s,
194		builtin.Arch.armv7k,
195		builtin.Arch.armv7ve,
196		builtin.Arch.armv6,
197		builtin.Arch.armv6m,
198		builtin.Arch.armv6k,
199		builtin.Arch.armv6t2,
200		builtin.Arch.armv5,
201		builtin.Arch.armv5te,
202		builtin.Arch.armv4t,
203		builtin.Arch.armebv8_3a,
204		builtin.Arch.armebv8_2a,
205		builtin.Arch.armebv8_1a,
206		builtin.Arch.armebv8,
207		builtin.Arch.armebv8r,
208		builtin.Arch.armebv8m_baseline,
209		builtin.Arch.armebv8m_mainline,
210		builtin.Arch.armebv7,
211		builtin.Arch.armebv7em,
212		builtin.Arch.armebv7m,
213		builtin.Arch.armebv7s,
214		builtin.Arch.armebv7k,
215		builtin.Arch.armebv7ve,
216		builtin.Arch.armebv6,
217		builtin.Arch.armebv6m,
218		builtin.Arch.armebv6k,
219		builtin.Arch.armebv6t2,
220		builtin.Arch.armebv5,
221		builtin.Arch.armebv5te,
222		builtin.Arch.armebv4t,
223		builtin.Arch.aarch64v8_3a,
224		builtin.Arch.aarch64v8_2a,
225		builtin.Arch.aarch64v8_1a,
226		builtin.Arch.aarch64v8,
227		builtin.Arch.aarch64v8r,
228		builtin.Arch.aarch64v8m_baseline,
229		builtin.Arch.aarch64v8m_mainline,
230		builtin.Arch.aarch64_bev8_3a,
231		builtin.Arch.aarch64_bev8_2a,
232		builtin.Arch.aarch64_bev8_1a,
233		builtin.Arch.aarch64_bev8,
234		builtin.Arch.aarch64_bev8r,
235		builtin.Arch.aarch64_bev8m_baseline,
236		builtin.Arch.aarch64_bev8m_mainline,
	187	builtin.Arch.arm,
	188	builtin.Arch.armeb,
	189	builtin.Arch.aarch64,
	190	builtin.Arch.aarch64_be,
237	191	builtin.Arch.thumb,
238	192	builtin.Arch.thumbeb,
239	193	=> true,

std/special/compiler_rt/truncXfYf2.zig+4

...	...	@@ -4,6 +4,10 @@ pub extern fn __truncsfhf2(a: f32) u16 {
4	4	return @bitCast(u16, truncXfYf2(f16, f32, a));
5	5	}
6	6
	7	pub extern fn __truncdfhf2(a: f64) u16 {
	8	return @bitCast(u16, truncXfYf2(f16, f64, a));
	9	}
	10
7	11	pub extern fn __trunctfsf2(a: f128) f32 {
8	12	return truncXfYf2(f32, f128, a);
9	13	}

std/special/compiler_rt/truncXfYf2_test.zig+68

...	...	@@ -63,6 +63,74 @@ test "truncsfhf2" {
63	63	test__truncsfhf2(0x33000000, 0x0000); // 0x1.0p-25 -> zero
64	64	}
65	65
	66	const __truncdfhf2 = @import("truncXfYf2.zig").__truncdfhf2;
	67
	68	fn test__truncdfhf2(a: f64, expected: u16) void {
	69	const rep = @bitCast(u16, __truncdfhf2(a));
	70
	71	if (rep == expected) {
	72	return;
	73	}
	74	// test other possible NaN representation(signal NaN)
	75	else if (expected == 0x7e00) {
	76	if ((rep & 0x7c00) == 0x7c00 and (rep & 0x3ff) > 0) {
	77	return;
	78	}
	79	}
	80
	81	@panic("__truncdfhf2 test failure");
	82	}
	83
	84	fn test__truncdfhf2_raw(a: u64, expected: u16) void {
	85	const actual = __truncdfhf2(@bitCast(f64, a));
	86
	87	if (actual == expected) {
	88	return;
	89	}
	90
	91	@panic("__truncdfhf2 test failure");
	92	}
	93
	94	test "truncdfhf2" {
	95	test__truncdfhf2_raw(0x7ff8000000000000, 0x7e00); // qNaN
	96	test__truncdfhf2_raw(0x7ff0000000008000, 0x7e00); // NaN
	97
	98	test__truncdfhf2_raw(0x7ff0000000000000, 0x7c00); //inf
	99	test__truncdfhf2_raw(0xfff0000000000000, 0xfc00); // -inf
	100
	101	test__truncdfhf2(0.0, 0x0); // zero
	102	test__truncdfhf2_raw(0x80000000 << 32, 0x8000); // -zero
	103
	104	test__truncdfhf2(3.1415926535, 0x4248);
	105	test__truncdfhf2(-3.1415926535, 0xc248);
	106
	107	test__truncdfhf2(0x1.987124876876324p+1000, 0x7c00);
	108	test__truncdfhf2(0x1.987124876876324p+12, 0x6e62);
	109	test__truncdfhf2(0x1.0p+0, 0x3c00);
	110	test__truncdfhf2(0x1.0p-14, 0x0400);
	111
	112	// denormal
	113	test__truncdfhf2(0x1.0p-20, 0x0010);
	114	test__truncdfhf2(0x1.0p-24, 0x0001);
	115	test__truncdfhf2(-0x1.0p-24, 0x8001);
	116	test__truncdfhf2(0x1.5p-25, 0x0001);
	117
	118	// and back to zero
	119	test__truncdfhf2(0x1.0p-25, 0x0000);
	120	test__truncdfhf2(-0x1.0p-25, 0x8000);
	121
	122	// max (precise)
	123	test__truncdfhf2(65504.0, 0x7bff);
	124
	125	// max (rounded)
	126	test__truncdfhf2(65519.0, 0x7bff);
	127
	128	// max (to +inf)
	129	test__truncdfhf2(65520.0, 0x7c00);
	130	test__truncdfhf2(-65520.0, 0xfc00);
	131	test__truncdfhf2(65536.0, 0x7c00);
	132	}
	133
66	134	const __trunctfsf2 = @import("truncXfYf2.zig").__trunctfsf2;
67	135
68	136	fn test__trunctfsf2(a: f128, expected: u32) void {

std/special/fmt_runner.zig created+260

...	...	@@ -0,0 +1,260 @@
	1	const std = @import("std");
	2	const builtin = @import("builtin");
	3
	4	const os = std.os;
	5	const io = std.io;
	6	const mem = std.mem;
	7	const Allocator = mem.Allocator;
	8	const ArrayList = std.ArrayList;
	9	const Buffer = std.Buffer;
	10	const ast = std.zig.ast;
	11
	12	const arg = @import("fmt/arg.zig");
	13	const self_hosted_main = @import("fmt/main.zig");
	14	const Args = arg.Args;
	15	const Flag = arg.Flag;
	16	const errmsg = @import("fmt/errmsg.zig");
	17
	18	var stderr_file: os.File = undefined;
	19	var stderr: *io.OutStream(os.File.WriteError) = undefined;
	20	var stdout: *io.OutStream(os.File.WriteError) = undefined;
	21
	22	// This brings `zig fmt` to stage 1.
	23	pub fn main() !void {
	24	// Here we use an ArenaAllocator backed by a DirectAllocator because `zig fmt` is a short-lived,
	25	// one shot program. We don't need to waste time freeing memory and finding places to squish
	26	// bytes into. So we free everything all at once at the very end.
	27	var direct_allocator = std.heap.DirectAllocator.init();
	28	var arena = std.heap.ArenaAllocator.init(&direct_allocator.allocator);
	29	const allocator = &arena.allocator;
	30
	31	var stdout_file = try std.io.getStdOut();
	32	var stdout_out_stream = stdout_file.outStream();
	33	stdout = &stdout_out_stream.stream;
	34
	35	stderr_file = try std.io.getStdErr();
	36	var stderr_out_stream = stderr_file.outStream();
	37	stderr = &stderr_out_stream.stream;
	38	const args = try std.os.argsAlloc(allocator);
	39
	40	var flags = try Args.parse(allocator, self_hosted_main.args_fmt_spec, args[1..]);
	41	defer flags.deinit();
	42
	43	if (flags.present("help")) {
	44	try stdout.write(self_hosted_main.usage_fmt);
	45	os.exit(0);
	46	}
	47
	48	const color = blk: {
	49	if (flags.single("color")) \|color_flag\| {
	50	if (mem.eql(u8, color_flag, "auto")) {
	51	break :blk errmsg.Color.Auto;
	52	} else if (mem.eql(u8, color_flag, "on")) {
	53	break :blk errmsg.Color.On;
	54	} else if (mem.eql(u8, color_flag, "off")) {
	55	break :blk errmsg.Color.Off;
	56	} else unreachable;
	57	} else {
	58	break :blk errmsg.Color.Auto;
	59	}
	60	};
	61
	62	if (flags.present("stdin")) {
	63	if (flags.positionals.len != 0) {
	64	try stderr.write("cannot use --stdin with positional arguments\n");
	65	os.exit(1);
	66	}
	67
	68	var stdin_file = try io.getStdIn();
	69	var stdin = stdin_file.inStream();
	70
	71	const source_code = try stdin.stream.readAllAlloc(allocator, self_hosted_main.max_src_size);
	72	defer allocator.free(source_code);
	73
	74	var tree = std.zig.parse(allocator, source_code) catch \|err\| {
	75	try stderr.print("error parsing stdin: {}\n", err);
	76	os.exit(1);
	77	};
	78	defer tree.deinit();
	79
	80	var error_it = tree.errors.iterator(0);
	81	while (error_it.next()) \|parse_error\| {
	82	try printErrMsgToFile(allocator, parse_error, &tree, "<stdin>", stderr_file, color);
	83	}
	84	if (tree.errors.len != 0) {
	85	os.exit(1);
	86	}
	87	if (flags.present("check")) {
	88	const anything_changed = try std.zig.render(allocator, io.null_out_stream, &tree);
	89	const code = if (anything_changed) u8(1) else u8(0);
	90	os.exit(code);
	91	}
	92
	93	_ = try std.zig.render(allocator, stdout, &tree);
	94	return;
	95	}
	96
	97	if (flags.positionals.len == 0) {
	98	try stderr.write("expected at least one source file argument\n");
	99	os.exit(1);
	100	}
	101
	102	var fmt = Fmt{
	103	.seen = Fmt.SeenMap.init(allocator),
	104	.any_error = false,
	105	.color = color,
	106	.allocator = allocator,
	107	};
	108
	109	const check_mode = flags.present("check");
	110
	111	for (flags.positionals.toSliceConst()) \|file_path\| {
	112	try fmtPath(&fmt, file_path, check_mode);
	113	}
	114	if (fmt.any_error) {
	115	os.exit(1);
	116	}
	117	}
	118
	119	const FmtError = error{
	120	SystemResources,
	121	OperationAborted,
	122	IoPending,
	123	BrokenPipe,
	124	Unexpected,
	125	WouldBlock,
	126	FileClosed,
	127	DestinationAddressRequired,
	128	DiskQuota,
	129	FileTooBig,
	130	InputOutput,
	131	NoSpaceLeft,
	132	AccessDenied,
	133	OutOfMemory,
	134	RenameAcrossMountPoints,
	135	ReadOnlyFileSystem,
	136	LinkQuotaExceeded,
	137	FileBusy,
	138	} \|\| os.File.OpenError;
	139
	140	fn fmtPath(fmt: *Fmt, file_path_ref: []const u8, check_mode: bool) FmtError!void {
	141	const file_path = try std.mem.dupe(fmt.allocator, u8, file_path_ref);
	142	defer fmt.allocator.free(file_path);
	143
	144	if (try fmt.seen.put(file_path, {})) \|_\| return;
	145
	146	const source_code = io.readFileAlloc(fmt.allocator, file_path) catch \|err\| switch (err) {
	147	error.IsDir, error.AccessDenied => {
	148	// TODO make event based (and dir.next())
	149	var dir = try std.os.Dir.open(fmt.allocator, file_path);
	150	defer dir.close();
	151
	152	while (try dir.next()) \|entry\| {
	153	if (entry.kind == std.os.Dir.Entry.Kind.Directory or mem.endsWith(u8, entry.name, ".zig")) {
	154	const full_path = try os.path.join(fmt.allocator, [][]const u8{ file_path, entry.name });
	155	try fmtPath(fmt, full_path, check_mode);
	156	}
	157	}
	158	return;
	159	},
	160	else => {
	161	// TODO lock stderr printing
	162	try stderr.print("unable to open '{}': {}\n", file_path, err);
	163	fmt.any_error = true;
	164	return;
	165	},
	166	};
	167	defer fmt.allocator.free(source_code);
	168
	169	var tree = std.zig.parse(fmt.allocator, source_code) catch \|err\| {
	170	try stderr.print("error parsing file '{}': {}\n", file_path, err);
	171	fmt.any_error = true;
	172	return;
	173	};
	174	defer tree.deinit();
	175
	176	var error_it = tree.errors.iterator(0);
	177	while (error_it.next()) \|parse_error\| {
	178	try printErrMsgToFile(fmt.allocator, parse_error, &tree, file_path, stderr_file, fmt.color);
	179	}
	180	if (tree.errors.len != 0) {
	181	fmt.any_error = true;
	182	return;
	183	}
	184
	185	if (check_mode) {
	186	const anything_changed = try std.zig.render(fmt.allocator, io.null_out_stream, &tree);
	187	if (anything_changed) {
	188	try stderr.print("{}\n", file_path);
	189	fmt.any_error = true;
	190	}
	191	} else {
	192	// TODO make this evented
	193	const baf = try io.BufferedAtomicFile.create(fmt.allocator, file_path);
	194	defer baf.destroy();
	195
	196	const anything_changed = try std.zig.render(fmt.allocator, baf.stream(), &tree);
	197	if (anything_changed) {
	198	try stderr.print("{}\n", file_path);
	199	try baf.finish();
	200	}
	201	}
	202	}
	203
	204	const Fmt = struct {
	205	seen: SeenMap,
	206	any_error: bool,
	207	color: errmsg.Color,
	208	allocator: *mem.Allocator,
	209
	210	const SeenMap = std.HashMap([]const u8, void, mem.hash_slice_u8, mem.eql_slice_u8);
	211	};
	212
	213	fn printErrMsgToFile(allocator: mem.Allocator, parse_error: const ast.Error, tree: *ast.Tree,
	214	path: []const u8, file: os.File, color: errmsg.Color,) !void
	215	{
	216	const color_on = switch (color) {
	217	errmsg.Color.Auto => file.isTty(),
	218	errmsg.Color.On => true,
	219	errmsg.Color.Off => false,
	220	};
	221	const lok_token = parse_error.loc();
	222	const span = errmsg.Span{
	223	.first = lok_token,
	224	.last = lok_token,
	225	};
	226
	227	const first_token = tree.tokens.at(span.first);
	228	const last_token = tree.tokens.at(span.last);
	229	const start_loc = tree.tokenLocationPtr(0, first_token);
	230	const end_loc = tree.tokenLocationPtr(first_token.end, last_token);
	231
	232	var text_buf = try std.Buffer.initSize(allocator, 0);
	233	var out_stream = &std.io.BufferOutStream.init(&text_buf).stream;
	234	try parse_error.render(&tree.tokens, out_stream);
	235	const text = text_buf.toOwnedSlice();
	236
	237	const stream = &file.outStream().stream;
	238	if (!color_on) {
	239	try stream.print(
	240	"{}:{}:{}: error: {}\n",
	241	path,
	242	start_loc.line + 1,
	243	start_loc.column + 1,
	244	text,
	245	);
	246	return;
	247	}
	248
	249	try stream.print(
	250	"{}:{}:{}: error: {}\n{}\n",
	251	path,
	252	start_loc.line + 1,
	253	start_loc.column + 1,
	254	text,
	255	tree.source[start_loc.line_start..start_loc.line_end],
	256	);
	257	try stream.writeByteNTimes(' ', start_loc.column);
	258	try stream.writeByteNTimes('~', last_token.end - first_token.start);
	259	try stream.write("\n");
	260	}

std/testing.zig+2-2

...	...	@@ -59,13 +59,14 @@ pub fn expectEqual(expected: var, actual: @typeOf(expected)) void {
59	59	switch (pointer.size) {
60	60	builtin.TypeInfo.Pointer.Size.One,
61	61	builtin.TypeInfo.Pointer.Size.Many,
	62	builtin.TypeInfo.Pointer.Size.C,
62	63	=> {
63	64	if (actual != expected) {
64	65	std.debug.panic("expected {}, found {}", expected, actual);
65	66	}
66	67	},
67	68
68		builtin.TypeInfo.Pointer.Size.Slice => {
	69	builtin.TypeInfo.Pointer.Size.Slice => {
69	70	if (actual.ptr != expected.ptr) {
70	71	std.debug.panic("expected slice ptr {}, found {}", expected.ptr, actual.ptr);
71	72	}
...	...	@@ -118,7 +119,6 @@ pub fn expectEqual(expected: var, actual: @typeOf(expected)) void {
118	119	}
119	120	}
120	121	},
121
122	122	}
123	123	}
124	124

std/zig/parse.zig+6-1

...	...	@@ -3525,7 +3525,12 @@ fn tokenIdToPrefixOp(id: Token.Id) ?ast.Node.PrefixOp.Op {
3525	3525	Token.Id.Minus => ast.Node.PrefixOp.Op{ .Negation = void{} },
3526	3526	Token.Id.MinusPercent => ast.Node.PrefixOp.Op{ .NegationWrap = void{} },
3527	3527	Token.Id.Ampersand => ast.Node.PrefixOp.Op{ .AddressOf = void{} },
3528		Token.Id.Asterisk, Token.Id.AsteriskAsterisk, Token.Id.BracketStarBracket => ast.Node.PrefixOp.Op{
	3528
	3529	Token.Id.Asterisk,
	3530	Token.Id.AsteriskAsterisk,
	3531	Token.Id.BracketStarBracket,
	3532	Token.Id.BracketStarCBracket,
	3533	=> ast.Node.PrefixOp.Op{
3529	3534	.PtrType = ast.Node.PrefixOp.PtrInfo{
3530	3535	.align_info = null,
3531	3536	.const_token = null,

std/zig/parser_test.zig+16

...	...	@@ -1,3 +1,19 @@
	1	test "zig fmt: infix operator and then multiline string literal" {
	2	try testCanonical(
	3	\\const x = "" ++
	4	\\ \\ hi
	5	\\;
	6	\\
	7	);
	8	}
	9
	10	test "zig fmt: C pointers" {
	11	try testCanonical(
	12	\\const Ptr = [*c]i32;
	13	\\
	14	);
	15	}
	16
1	17	test "zig fmt: threadlocal" {
2	18	try testCanonical(
3	19	\\threadlocal var x: i32 = 1234;

std/zig/render.zig+3-2

...	...	@@ -340,7 +340,6 @@ fn renderExpression(
340	340	ast.Node.Id.InfixOp => {
341	341	const infix_op_node = @fieldParentPtr(ast.Node.InfixOp, "base", base);
342	342
343		const op_token = tree.tokens.at(infix_op_node.op_token);
344	343	const op_space = switch (infix_op_node.op) {
345	344	ast.Node.InfixOp.Op.Period, ast.Node.InfixOp.Op.ErrorUnion, ast.Node.InfixOp.Op.Range => Space.None,
346	345	else => Space.Space,
...	...	@@ -353,7 +352,9 @@ fn renderExpression(
353	352	};
354	353
355	354	try renderToken(tree, stream, infix_op_node.op_token, indent, start_col, after_op_space);
356		if (after_op_space == Space.Newline) {
	355	if (after_op_space == Space.Newline and
	356	tree.tokens.at(tree.nextToken(infix_op_node.op_token)).id != Token.Id.MultilineStringLiteralLine)
	357	{
357	358	try stream.writeByteNTimes(' ', indent + indent_delta);
358	359	start_col.* = indent + indent_delta;
359	360	}

std/zig/tokenizer.zig+22-1

...	...	@@ -141,6 +141,7 @@ pub const Token = struct {
141	141	LineComment,
142	142	DocComment,
143	143	BracketStarBracket,
	144	BracketStarCBracket,
144	145	ShebangLine,
145	146	Keyword_align,
146	147	Keyword_and,
...	...	@@ -279,6 +280,7 @@ pub const Tokenizer = struct {
279	280	SawAtSign,
280	281	LBracket,
281	282	LBracketStar,
	283	LBracketStarC,
282	284	};
283	285
284	286	pub fn next(self: *Tokenizer) Token {
...	...	@@ -456,6 +458,9 @@ pub const Tokenizer = struct {
456	458	},
457	459
458	460	State.LBracketStar => switch (c) {
	461	'c' => {
	462	state = State.LBracketStarC;
	463	},
459	464	']' => {
460	465	result.id = Token.Id.BracketStarBracket;
461	466	self.index += 1;
...	...	@@ -467,6 +472,18 @@ pub const Tokenizer = struct {
467	472	},
468	473	},
469	474
	475	State.LBracketStarC => switch (c) {
	476	']' => {
	477	result.id = Token.Id.BracketStarCBracket;
	478	self.index += 1;
	479	break;
	480	},
	481	else => {
	482	result.id = Token.Id.Invalid;
	483	break;
	484	},
	485	},
	486
470	487	State.Ampersand => switch (c) {
471	488	'=' => {
472	489	result.id = Token.Id.AmpersandEqual;
...	...	@@ -1035,6 +1052,7 @@ pub const Tokenizer = struct {
1035	1052	State.CharLiteralEnd,
1036	1053	State.StringLiteralBackslash,
1037	1054	State.LBracketStar,
	1055	State.LBracketStarC,
1038	1056	=> {
1039	1057	result.id = Token.Id.Invalid;
1040	1058	},
...	...	@@ -1169,12 +1187,15 @@ test "tokenizer" {
1169	1187	testTokenize("test", []Token.Id{Token.Id.Keyword_test});
1170	1188	}
1171	1189
1172		test "tokenizer - unknown length pointer" {
	1190	test "tokenizer - unknown length pointer and then c pointer" {
1173	1191	testTokenize(
1174	1192	\\[*]u8
	1193	\\[*c]u8
1175	1194	, []Token.Id{
1176	1195	Token.Id.BracketStarBracket,
1177	1196	Token.Id.Identifier,
	1197	Token.Id.BracketStarCBracket,
	1198	Token.Id.Identifier,
1178	1199	});
1179	1200	}
1180	1201

test/build_examples.zig+2-6

...	...	@@ -7,12 +7,8 @@ pub fn addCases(cases: *tests.BuildExamplesContext) void {
7	7	cases.addC("example/hello_world/hello_libc.zig");
8	8	cases.add("example/cat/main.zig");
9	9	cases.add("example/guess_number/main.zig");
10		if (!is_windows) {
11		// TODO get this test passing on windows
12		// See https://github.com/ziglang/zig/issues/538
13		cases.addBuildFile("example/shared_library/build.zig");
14		cases.addBuildFile("example/mix_o_files/build.zig");
15		}
	10	cases.addBuildFile("example/shared_library/build.zig");
	11	cases.addBuildFile("example/mix_o_files/build.zig");
16	12	if (builtin.os != builtin.Os.macosx) {
17	13	// TODO https://github.com/ziglang/zig/issues/1126
18	14	cases.addBuildFile("test/standalone/issue_339/build.zig");

test/compile_errors.zig+405-69

...	...	@@ -1,13 +1,330 @@
1	1	const tests = @import("tests.zig");
	2	const builtin = @import("builtin");
2	3
3	4	pub fn addCases(cases: *tests.CompileErrorContext) void {
	5	cases.addTest(
	6	"not an enum type",
	7	\\export fn entry() void {
	8	\\ var self: Error = undefined;
	9	\\ switch (self) {
	10	\\ InvalidToken => \|x\| return x.token,
	11	\\ ExpectedVarDeclOrFn => \|x\| return x.token,
	12	\\ }
	13	\\}
	14	\\const Error = union(enum) {
	15	\\ A: InvalidToken,
	16	\\ B: ExpectedVarDeclOrFn,
	17	\\};
	18	\\const InvalidToken = struct {};
	19	\\const ExpectedVarDeclOrFn = struct {};
	20	,
	21	".tmp_source.zig:4:9: error: not an enum type",
	22	);
	23
	24	cases.addTest(
	25	"binary OR operator on error sets",
	26	\\pub const A = error.A;
	27	\\pub const AB = A \| error.B;
	28	\\export fn entry() void {
	29	\\ var x: AB = undefined;
	30	\\}
	31	,
	32	".tmp_source.zig:2:18: error: invalid operands to binary expression: 'error{A}' and 'error{B}'",
	33	);
	34
	35	if (builtin.os == builtin.Os.linux) {
	36	cases.addTest(
	37	"implicit dependency on libc",
	38	\\extern "c" fn exit(u8) void;
	39	\\export fn entry() void {
	40	\\ exit(0);
	41	\\}
	42	,
	43	".tmp_source.zig:3:5: error: dependency on library c must be explicitly specified in the build command",
	44	);
	45
	46	cases.addTest(
	47	"libc headers note",
	48	\\const c = @cImport(@cInclude("stdio.h"));
	49	\\export fn entry() void {
	50	\\ _ = c.printf(c"hello, world!\n");
	51	\\}
	52	,
	53	".tmp_source.zig:1:11: error: C import failed",
	54	".tmp_source.zig:1:11: note: libc headers not available; compilation does not link against libc",
	55	);
	56	}
	57
	58	cases.addTest(
	59	"comptime vector overflow shows the index",
	60	\\comptime {
	61	\\ var a: @Vector(4, u8) = []u8{ 1, 2, 255, 4 };
	62	\\ var b: @Vector(4, u8) = []u8{ 5, 6, 1, 8 };
	63	\\ var x = a + b;
	64	\\}
	65	,
	66	".tmp_source.zig:4:15: error: operation caused overflow",
	67	".tmp_source.zig:4:15: note: when computing vector element at index 2",
	68	);
	69
	70	cases.addTest(
	71	"packed struct with fields of not allowed types",
	72	\\const A = packed struct {
	73	\\ x: anyerror,
	74	\\};
	75	\\const B = packed struct {
	76	\\ x: [2]u24,
	77	\\};
	78	\\const C = packed struct {
	79	\\ x: [1]anyerror,
	80	\\};
	81	\\const D = packed struct {
	82	\\ x: [1]S,
	83	\\};
	84	\\const E = packed struct {
	85	\\ x: [1]U,
	86	\\};
	87	\\const F = packed struct {
	88	\\ x: ?anyerror,
	89	\\};
	90	\\const G = packed struct {
	91	\\ x: Enum,
	92	\\};
	93	\\export fn entry() void {
	94	\\ var a: A = undefined;
	95	\\ var b: B = undefined;
	96	\\ var r: C = undefined;
	97	\\ var d: D = undefined;
	98	\\ var e: E = undefined;
	99	\\ var f: F = undefined;
	100	\\ var g: G = undefined;
	101	\\}
	102	\\const S = struct {
	103	\\ x: i32,
	104	\\};
	105	\\const U = struct {
	106	\\ A: i32,
	107	\\ B: u32,
	108	\\};
	109	\\const Enum = enum {
	110	\\ A,
	111	\\ B,
	112	\\};
	113	,
	114	".tmp_source.zig:2:5: error: type 'anyerror' not allowed in packed struct; no guaranteed in-memory representation",
	115	".tmp_source.zig:5:5: error: array of 'u24' not allowed in packed struct due to padding bits",
	116	".tmp_source.zig:8:5: error: type 'anyerror' not allowed in packed struct; no guaranteed in-memory representation",
	117	".tmp_source.zig:11:5: error: non-packed, non-extern struct 'S' not allowed in packed struct; no guaranteed in-memory representation",
	118	".tmp_source.zig:14:5: error: non-packed, non-extern struct 'U' not allowed in packed struct; no guaranteed in-memory representation",
	119	".tmp_source.zig:17:5: error: type '?anyerror' not allowed in packed struct; no guaranteed in-memory representation",
	120	".tmp_source.zig:20:5: error: type 'Enum' not allowed in packed struct; no guaranteed in-memory representation",
	121	".tmp_source.zig:38:14: note: enum declaration does not specify an integer tag type",
	122	);
	123
	124	cases.addCase(x: {
	125	var tc = cases.create(
	126	"deduplicate undeclared identifier",
	127	\\export fn a() void {
	128	\\ x += 1;
	129	\\}
	130	\\export fn b() void {
	131	\\ x += 1;
	132	\\}
	133	,
	134	".tmp_source.zig:2:5: error: use of undeclared identifier 'x'",
	135	);
	136	tc.expect_exact = true;
	137	break :x tc;
	138	});
	139
	140	cases.addTest(
	141	"export generic function",
	142	\\export fn foo(num: var) i32 {
	143	\\ return 0;
	144	\\}
	145	,
	146	".tmp_source.zig:1:15: error: parameter of type 'var' not allowed in function with calling convention 'ccc'",
	147	);
	148
	149	cases.addTest(
	150	"C pointer to c_void",
	151	\\export fn a() void {
	152	\\ var x: *c_void = undefined;
	153	\\ var y: [*c]c_void = x;
	154	\\}
	155	,
	156	".tmp_source.zig:3:12: error: C pointers cannot point opaque types",
	157	);
	158
	159	cases.addTest(
	160	"directly embedding opaque type in struct and union",
	161	\\const O = @OpaqueType();
	162	\\const Foo = struct {
	163	\\ o: O,
	164	\\};
	165	\\const Bar = union {
	166	\\ One: i32,
	167	\\ Two: O,
	168	\\};
	169	\\export fn a() void {
	170	\\ var foo: Foo = undefined;
	171	\\}
	172	\\export fn b() void {
	173	\\ var bar: Bar = undefined;
	174	\\}
	175	,
	176	".tmp_source.zig:3:8: error: opaque types have unknown size and therefore cannot be directly embedded in structs",
	177	".tmp_source.zig:7:10: error: opaque types have unknown size and therefore cannot be directly embedded in unions",
	178	);
	179
	180	cases.addTest(
	181	"implicit cast between C pointer and Zig pointer - bad const/align/child",
	182	\\export fn a() void {
	183	\\ var x: [*c]u8 = undefined;
	184	\\ var y: *align(4) u8 = x;
	185	\\}
	186	\\export fn b() void {
	187	\\ var x: [*c]const u8 = undefined;
	188	\\ var y: *u8 = x;
	189	\\}
	190	\\export fn c() void {
	191	\\ var x: [*c]u8 = undefined;
	192	\\ var y: *u32 = x;
	193	\\}
	194	\\export fn d() void {
	195	\\ var y: *align(1) u32 = undefined;
	196	\\ var x: [*c]u32 = y;
	197	\\}
	198	\\export fn e() void {
	199	\\ var y: *const u8 = undefined;
	200	\\ var x: [*c]u8 = y;
	201	\\}
	202	\\export fn f() void {
	203	\\ var y: *u8 = undefined;
	204	\\ var x: [*c]u32 = y;
	205	\\}
	206	,
	207	".tmp_source.zig:3:27: error: cast increases pointer alignment",
	208	".tmp_source.zig:7:18: error: cast discards const qualifier",
	209	".tmp_source.zig:11:19: error: expected type 'u32', found '[c]u8'",
	210	".tmp_source.zig:11:19: note: pointer type child 'u8' cannot cast into pointer type child 'u32'",
	211	".tmp_source.zig:15:22: error: cast increases pointer alignment",
	212	".tmp_source.zig:19:21: error: cast discards const qualifier",
	213	".tmp_source.zig:23:22: error: expected type '[c]u32', found 'u8'",
	214	);
	215
	216	cases.addTest(
	217	"implicit casting null c pointer to zig pointer",
	218	\\comptime {
	219	\\ var c_ptr: [*c]u8 = 0;
	220	\\ var zig_ptr: *u8 = c_ptr;
	221	\\}
	222	,
	223	".tmp_source.zig:3:24: error: null pointer casted to type '*u8'",
	224	);
	225
	226	cases.addTest(
	227	"implicit casting undefined c pointer to zig pointer",
	228	\\comptime {
	229	\\ var c_ptr: [*c]u8 = undefined;
	230	\\ var zig_ptr: *u8 = c_ptr;
	231	\\}
	232	,
	233	".tmp_source.zig:3:24: error: use of undefined value here causes undefined behavior",
	234	);
	235
	236	cases.addTest(
	237	"implicit casting C pointers which would mess up null semantics",
	238	\\export fn entry() void {
	239	\\ var slice: []const u8 = "aoeu";
	240	\\ const opt_many_ptr: [*]const u8 = slice.ptr;
	241	\\ var ptr_opt_many_ptr = &opt_many_ptr;
	242	\\ var c_ptr: [c]const [c]const u8 = ptr_opt_many_ptr;
	243	\\ ptr_opt_many_ptr = c_ptr;
	244	\\}
	245	\\export fn entry2() void {
	246	\\ var buf: [4]u8 = "aoeu";
	247	\\ var slice: []u8 = &buf;
	248	\\ var opt_many_ptr: [*]u8 = slice.ptr;
	249	\\ var ptr_opt_many_ptr = &opt_many_ptr;
	250	\\ var c_ptr: [c][c]const u8 = ptr_opt_many_ptr;
	251	\\}
	252	,
	253	".tmp_source.zig:6:24: error: expected type 'const []const u8', found '[c]const [c]const u8'",
	254	".tmp_source.zig:6:24: note: pointer type child '[c]const u8' cannot cast into pointer type child '[]const u8'",
	255	".tmp_source.zig:6:24: note: '[c]const u8' could have null values which are illegal in type '[]const u8'",
	256	".tmp_source.zig:13:35: error: expected type '[c][c]const u8', found '[]u8'",
	257	".tmp_source.zig:13:35: note: pointer type child '[]u8' cannot cast into pointer type child '[c]const u8'",
	258	".tmp_source.zig:13:35: note: mutable '[c]const u8' allows illegal null values stored to type '[]u8'",
	259	);
	260
	261	cases.addTest(
	262	"implicit casting too big integers to C pointers",
	263	\\export fn a() void {
	264	\\ var ptr: [*c]u8 = (1 << 64) + 1;
	265	\\}
	266	\\export fn b() void {
	267	\\ var x: @IntType(false, 65) = 0x1234;
	268	\\ var ptr: [*c]u8 = x;
	269	\\}
	270	,
	271	".tmp_source.zig:2:33: error: integer value 71615590737044764481 cannot be implicitly casted to type 'usize'",
	272	".tmp_source.zig:6:23: error: integer type 'u65' too big for implicit @intToPtr to type '[*c]u8'",
	273	);
	274
	275	cases.addTest(
	276	"C pointer pointing to non C ABI compatible type or has align attr",
	277	\\const Foo = struct {};
	278	\\export fn a() void {
	279	\\ const T = [*c]Foo;
	280	\\}
	281	,
	282	".tmp_source.zig:3:15: error: C pointers cannot point to non-C-ABI-compatible type 'Foo'",
	283	);
	284
	285	cases.addCase(x: {
	286	var tc = cases.create(
	287	"compile log statement warning deduplication in generic fn",
	288	\\export fn entry() void {
	289	\\ inner(1);
	290	\\ inner(2);
	291	\\}
	292	\\fn inner(comptime n: usize) void {
	293	\\ comptime var i = 0;
	294	\\ inline while (i < n) : (i += 1) { @compileLog("!@#$"); }
	295	\\}
	296	,
	297	".tmp_source.zig:7:39: error: found compile log statement",
	298	);
	299	tc.expect_exact = true;
	300	break :x tc;
	301	});
	302
	303	cases.addTest(
	304	"assign to invalid dereference",
	305	\\export fn entry() void {
	306	\\ 'a'.* = 1;
	307	\\}
	308	,
	309	".tmp_source.zig:2:8: error: attempt to dereference non-pointer type 'comptime_int'",
	310	);
	311
	312	cases.addTest(
	313	"take slice of invalid dereference",
	314	\\export fn entry() void {
	315	\\ const x = 'a'.*[0..];
	316	\\}
	317	,
	318	".tmp_source.zig:2:18: error: attempt to dereference non-pointer type 'comptime_int'",
	319	);
	320
4	321	cases.addTest(
5	322	"@truncate undefined value",
6	323	\\export fn entry() void {
7	324	\\ var z = @truncate(u8, u16(undefined));
8	325	\\}
9	326	,
10		".tmp_source.zig:2:30: error: use of undefined value",
	327	".tmp_source.zig:2:30: error: use of undefined value here causes undefined behavior",
11	328	);
12	329
13	330	cases.addTest(
...	...	@@ -121,12 +438,12 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
121	438	"reading past end of pointer casted array",
122	439	\\comptime {
123	440	\\ const array = "aoeu";
124		\\ const slice = array[2..];
	441	\\ const slice = array[1..];
125	442	\\ const int_ptr = @ptrCast(*const u24, slice.ptr);
126	443	\\ const deref = int_ptr.*;
127	444	\\}
128	445	,
129		".tmp_source.zig:5:26: error: attempt to read 3 bytes from [4]u8 at index 2 which is 2 bytes",
	446	".tmp_source.zig:5:26: error: attempt to read 4 bytes from [4]u8 at index 1 which is 3 bytes",
130	447	);
131	448
132	449	cases.add(
...	...	@@ -210,13 +527,23 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
210	527	);
211	528
212	529	cases.add(
213		"Panic declared with wrong type signature in tests",
	530	"wrong panic signature, runtime function",
214	531	\\test "" {}
215	532	\\
216	533	\\pub fn panic() void {}
217	534	\\
218	535	,
219		".tmp_source.zig:3:5: error: expected 'fn([]const u8, ?*builtin.StackTrace) noreturn', found 'fn() void'",
	536	".tmp_source.zig:3:5: error: expected type 'fn([]const u8, ?*StackTrace) noreturn', found 'fn() void'",
	537	);
	538
	539	cases.add(
	540	"wrong panic signature, generic function",
	541	\\pub fn panic(comptime msg: []const u8, error_return_trace: ?*builtin.StackTrace) noreturn {
	542	\\ while (true) {}
	543	\\}
	544	,
	545	".tmp_source.zig:1:5: error: expected type 'fn([]const u8, ?*StackTrace) noreturn', found 'fn([]const u8,var)var'",
	546	".tmp_source.zig:1:5: note: only one of the functions is generic",
220	547	);
221	548
222	549	cases.add(
...	...	@@ -301,7 +628,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
301	628	\\ _ = a.*.len;
302	629	\\}
303	630	,
304		".tmp_source.zig:3:12: error: attempt to dereference non-pointer type '[]u8'",
	631	".tmp_source.zig:3:10: error: attempt to dereference non-pointer type '[]u8'",
305	632	);
306	633
307	634	cases.add(
...	...	@@ -368,7 +695,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
368	695	\\ f(i32);
369	696	\\}
370	697	,
371		".tmp_source.zig:4:5: error: use of undefined value",
	698	".tmp_source.zig:4:5: error: use of undefined value here causes undefined behavior",
372	699	);
373	700
374	701	cases.add(
...	...	@@ -768,7 +1095,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
768	1095	\\ command.exec();
769	1096	\\}
770	1097	,
771		".tmp_source.zig:6:12: error: use of undefined value",
	1098	".tmp_source.zig:6:12: error: use of undefined value here causes undefined behavior",
772	1099	);
773	1100
774	1101	cases.add(
...	...	@@ -781,7 +1108,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
781	1108	\\ command.exec();
782	1109	\\}
783	1110	,
784		".tmp_source.zig:6:12: error: use of undefined value",
	1111	".tmp_source.zig:6:12: error: use of undefined value here causes undefined behavior",
785	1112	);
786	1113
787	1114	cases.add(
...	...	@@ -1012,7 +1339,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
1012	1339	\\ Filled,
1013	1340	\\};
1014	1341	,
1015		".tmp_source.zig:3:17: error: invalid deref on switch target",
	1342	".tmp_source.zig:3:17: error: attempt to dereference non-pointer type 'Tile'",
1016	1343	);
1017	1344
1018	1345	cases.add(
...	...	@@ -2089,7 +2416,6 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2089	2416	\\}
2090	2417	,
2091	2418	".tmp_source.zig:2:5: error: use of undeclared identifier 'i'",
2092		".tmp_source.zig:2:12: error: use of undeclared identifier 'i'",
2093	2419	);
2094	2420
2095	2421	cases.add(
...	...	@@ -2752,7 +3078,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2752	3078	\\
2753	3079	\\export fn entry() usize { return @sizeOf(@typeOf(x)); }
2754	3080	,
2755		".tmp_source.zig:1:15: error: use of undefined value",
	3081	".tmp_source.zig:1:15: error: use of undefined value here causes undefined behavior",
2756	3082	);
2757	3083
2758	3084	cases.add(
...	...	@@ -2762,7 +3088,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2762	3088	\\ _ = a / a;
2763	3089	\\}
2764	3090	,
2765		".tmp_source.zig:3:9: error: use of undefined value",
	3091	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2766	3092	);
2767	3093
2768	3094	cases.add(
...	...	@@ -2772,7 +3098,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2772	3098	\\ a /= a;
2773	3099	\\}
2774	3100	,
2775		".tmp_source.zig:3:5: error: use of undefined value",
	3101	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2776	3102	);
2777	3103
2778	3104	cases.add(
...	...	@@ -2782,7 +3108,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2782	3108	\\ _ = a % a;
2783	3109	\\}
2784	3110	,
2785		".tmp_source.zig:3:9: error: use of undefined value",
	3111	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2786	3112	);
2787	3113
2788	3114	cases.add(
...	...	@@ -2792,7 +3118,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2792	3118	\\ a %= a;
2793	3119	\\}
2794	3120	,
2795		".tmp_source.zig:3:5: error: use of undefined value",
	3121	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2796	3122	);
2797	3123
2798	3124	cases.add(
...	...	@@ -2802,7 +3128,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2802	3128	\\ _ = a + a;
2803	3129	\\}
2804	3130	,
2805		".tmp_source.zig:3:9: error: use of undefined value",
	3131	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2806	3132	);
2807	3133
2808	3134	cases.add(
...	...	@@ -2812,7 +3138,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2812	3138	\\ a += a;
2813	3139	\\}
2814	3140	,
2815		".tmp_source.zig:3:5: error: use of undefined value",
	3141	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2816	3142	);
2817	3143
2818	3144	cases.add(
...	...	@@ -2822,7 +3148,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2822	3148	\\ _ = a +% a;
2823	3149	\\}
2824	3150	,
2825		".tmp_source.zig:3:9: error: use of undefined value",
	3151	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2826	3152	);
2827	3153
2828	3154	cases.add(
...	...	@@ -2832,7 +3158,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2832	3158	\\ a +%= a;
2833	3159	\\}
2834	3160	,
2835		".tmp_source.zig:3:5: error: use of undefined value",
	3161	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2836	3162	);
2837	3163
2838	3164	cases.add(
...	...	@@ -2842,7 +3168,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2842	3168	\\ _ = a - a;
2843	3169	\\}
2844	3170	,
2845		".tmp_source.zig:3:9: error: use of undefined value",
	3171	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2846	3172	);
2847	3173
2848	3174	cases.add(
...	...	@@ -2852,7 +3178,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2852	3178	\\ a -= a;
2853	3179	\\}
2854	3180	,
2855		".tmp_source.zig:3:5: error: use of undefined value",
	3181	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2856	3182	);
2857	3183
2858	3184	cases.add(
...	...	@@ -2862,7 +3188,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2862	3188	\\ _ = a -% a;
2863	3189	\\}
2864	3190	,
2865		".tmp_source.zig:3:9: error: use of undefined value",
	3191	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2866	3192	);
2867	3193
2868	3194	cases.add(
...	...	@@ -2872,7 +3198,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2872	3198	\\ a -%= a;
2873	3199	\\}
2874	3200	,
2875		".tmp_source.zig:3:5: error: use of undefined value",
	3201	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2876	3202	);
2877	3203
2878	3204	cases.add(
...	...	@@ -2882,7 +3208,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2882	3208	\\ _ = a * a;
2883	3209	\\}
2884	3210	,
2885		".tmp_source.zig:3:9: error: use of undefined value",
	3211	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2886	3212	);
2887	3213
2888	3214	cases.add(
...	...	@@ -2892,7 +3218,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2892	3218	\\ a *= a;
2893	3219	\\}
2894	3220	,
2895		".tmp_source.zig:3:5: error: use of undefined value",
	3221	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2896	3222	);
2897	3223
2898	3224	cases.add(
...	...	@@ -2902,7 +3228,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2902	3228	\\ _ = a *% a;
2903	3229	\\}
2904	3230	,
2905		".tmp_source.zig:3:9: error: use of undefined value",
	3231	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2906	3232	);
2907	3233
2908	3234	cases.add(
...	...	@@ -2912,7 +3238,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2912	3238	\\ a *%= a;
2913	3239	\\}
2914	3240	,
2915		".tmp_source.zig:3:5: error: use of undefined value",
	3241	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2916	3242	);
2917	3243
2918	3244	cases.add(
...	...	@@ -2922,7 +3248,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2922	3248	\\ _ = a << 2;
2923	3249	\\}
2924	3250	,
2925		".tmp_source.zig:3:9: error: use of undefined value",
	3251	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2926	3252	);
2927	3253
2928	3254	cases.add(
...	...	@@ -2932,7 +3258,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2932	3258	\\ a <<= 2;
2933	3259	\\}
2934	3260	,
2935		".tmp_source.zig:3:5: error: use of undefined value",
	3261	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2936	3262	);
2937	3263
2938	3264	cases.add(
...	...	@@ -2942,7 +3268,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2942	3268	\\ _ = a >> 2;
2943	3269	\\}
2944	3270	,
2945		".tmp_source.zig:3:9: error: use of undefined value",
	3271	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2946	3272	);
2947	3273
2948	3274	cases.add(
...	...	@@ -2952,7 +3278,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2952	3278	\\ a >>= 2;
2953	3279	\\}
2954	3280	,
2955		".tmp_source.zig:3:5: error: use of undefined value",
	3281	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2956	3282	);
2957	3283
2958	3284	cases.add(
...	...	@@ -2962,7 +3288,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2962	3288	\\ _ = a & a;
2963	3289	\\}
2964	3290	,
2965		".tmp_source.zig:3:9: error: use of undefined value",
	3291	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2966	3292	);
2967	3293
2968	3294	cases.add(
...	...	@@ -2972,7 +3298,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2972	3298	\\ a &= a;
2973	3299	\\}
2974	3300	,
2975		".tmp_source.zig:3:5: error: use of undefined value",
	3301	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2976	3302	);
2977	3303
2978	3304	cases.add(
...	...	@@ -2982,7 +3308,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2982	3308	\\ _ = a \| a;
2983	3309	\\}
2984	3310	,
2985		".tmp_source.zig:3:9: error: use of undefined value",
	3311	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
2986	3312	);
2987	3313
2988	3314	cases.add(
...	...	@@ -2992,7 +3318,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
2992	3318	\\ a \|= a;
2993	3319	\\}
2994	3320	,
2995		".tmp_source.zig:3:5: error: use of undefined value",
	3321	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
2996	3322	);
2997	3323
2998	3324	cases.add(
...	...	@@ -3002,7 +3328,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3002	3328	\\ _ = a ^ a;
3003	3329	\\}
3004	3330	,
3005		".tmp_source.zig:3:9: error: use of undefined value",
	3331	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3006	3332	);
3007	3333
3008	3334	cases.add(
...	...	@@ -3012,7 +3338,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3012	3338	\\ a ^= a;
3013	3339	\\}
3014	3340	,
3015		".tmp_source.zig:3:5: error: use of undefined value",
	3341	".tmp_source.zig:3:5: error: use of undefined value here causes undefined behavior",
3016	3342	);
3017	3343
3018	3344	cases.add(
...	...	@@ -3022,7 +3348,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3022	3348	\\ _ = a == a;
3023	3349	\\}
3024	3350	,
3025		".tmp_source.zig:3:9: error: use of undefined value",
	3351	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3026	3352	);
3027	3353
3028	3354	cases.add(
...	...	@@ -3032,7 +3358,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3032	3358	\\ _ = a != a;
3033	3359	\\}
3034	3360	,
3035		".tmp_source.zig:3:9: error: use of undefined value",
	3361	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3036	3362	);
3037	3363
3038	3364	cases.add(
...	...	@@ -3042,7 +3368,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3042	3368	\\ _ = a > a;
3043	3369	\\}
3044	3370	,
3045		".tmp_source.zig:3:9: error: use of undefined value",
	3371	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3046	3372	);
3047	3373
3048	3374	cases.add(
...	...	@@ -3052,7 +3378,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3052	3378	\\ _ = a >= a;
3053	3379	\\}
3054	3380	,
3055		".tmp_source.zig:3:9: error: use of undefined value",
	3381	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3056	3382	);
3057	3383
3058	3384	cases.add(
...	...	@@ -3062,7 +3388,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3062	3388	\\ _ = a < a;
3063	3389	\\}
3064	3390	,
3065		".tmp_source.zig:3:9: error: use of undefined value",
	3391	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3066	3392	);
3067	3393
3068	3394	cases.add(
...	...	@@ -3072,7 +3398,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3072	3398	\\ _ = a <= a;
3073	3399	\\}
3074	3400	,
3075		".tmp_source.zig:3:9: error: use of undefined value",
	3401	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3076	3402	);
3077	3403
3078	3404	cases.add(
...	...	@@ -3082,7 +3408,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3082	3408	\\ _ = a and a;
3083	3409	\\}
3084	3410	,
3085		".tmp_source.zig:3:9: error: use of undefined value",
	3411	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3086	3412	);
3087	3413
3088	3414	cases.add(
...	...	@@ -3092,7 +3418,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3092	3418	\\ _ = a or a;
3093	3419	\\}
3094	3420	,
3095		".tmp_source.zig:3:9: error: use of undefined value",
	3421	".tmp_source.zig:3:9: error: use of undefined value here causes undefined behavior",
3096	3422	);
3097	3423
3098	3424	cases.add(
...	...	@@ -3102,7 +3428,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3102	3428	\\ _ = -a;
3103	3429	\\}
3104	3430	,
3105		".tmp_source.zig:3:10: error: use of undefined value",
	3431	".tmp_source.zig:3:10: error: use of undefined value here causes undefined behavior",
3106	3432	);
3107	3433
3108	3434	cases.add(
...	...	@@ -3112,7 +3438,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3112	3438	\\ _ = -%a;
3113	3439	\\}
3114	3440	,
3115		".tmp_source.zig:3:11: error: use of undefined value",
	3441	".tmp_source.zig:3:11: error: use of undefined value here causes undefined behavior",
3116	3442	);
3117	3443
3118	3444	cases.add(
...	...	@@ -3122,7 +3448,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3122	3448	\\ _ = ~a;
3123	3449	\\}
3124	3450	,
3125		".tmp_source.zig:3:10: error: use of undefined value",
	3451	".tmp_source.zig:3:10: error: use of undefined value here causes undefined behavior",
3126	3452	);
3127	3453
3128	3454	cases.add(
...	...	@@ -3132,7 +3458,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3132	3458	\\ _ = !a;
3133	3459	\\}
3134	3460	,
3135		".tmp_source.zig:3:10: error: use of undefined value",
	3461	".tmp_source.zig:3:10: error: use of undefined value here causes undefined behavior",
3136	3462	);
3137	3463
3138	3464	cases.add(
...	...	@@ -3142,7 +3468,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3142	3468	\\ _ = a orelse false;
3143	3469	\\}
3144	3470	,
3145		".tmp_source.zig:3:11: error: use of undefined value",
	3471	".tmp_source.zig:3:11: error: use of undefined value here causes undefined behavior",
3146	3472	);
3147	3473
3148	3474	cases.add(
...	...	@@ -3152,7 +3478,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3152	3478	\\ _ = a catch \|err\| false;
3153	3479	\\}
3154	3480	,
3155		".tmp_source.zig:3:11: error: use of undefined value",
	3481	".tmp_source.zig:3:11: error: use of undefined value here causes undefined behavior",
3156	3482	);
3157	3483
3158	3484	cases.add(
...	...	@@ -3854,7 +4180,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
3854	4180	\\
3855	4181	\\export fn entry() usize { return @sizeOf(@typeOf(pass)); }
3856	4182	,
3857		".tmp_source.zig:4:10: error: attempt to dereference non pointer type '[10]u8'",
	4183	".tmp_source.zig:4:10: error: attempt to dereference non-pointer type '[10]u8'",
3858	4184	);
3859	4185
3860	4186	cases.add(
...	...	@@ -4554,20 +4880,6 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
4554	4880	".tmp_source.zig:2:24: error: expected [2]u8 literal, found [3]u8 literal",
4555	4881	);
4556	4882
4557		cases.add(
4558		"@setEvalBranchQuota in non-root comptime execution context",
4559		\\comptime {
4560		\\ foo();
4561		\\}
4562		\\fn foo() void {
4563		\\ @setEvalBranchQuota(1001);
4564		\\}
4565		,
4566		".tmp_source.zig:5:5: error: @setEvalBranchQuota must be called from the top of the comptime stack",
4567		".tmp_source.zig:2:8: note: called from here",
4568		".tmp_source.zig:1:10: note: called from here",
4569		);
4570
4571	4883	cases.add(
4572	4884	"wrong pointer implicitly casted to pointer to @OpaqueType()",
4573	4885	\\const Derp = @OpaqueType();
...	...	@@ -4788,7 +5100,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
4788	5100
4789	5101	cases.add(
4790	5102	"non-printable invalid character",
4791		"\xff\xfe" ++
	5103	"\xff\xfe" ++
4792	5104	\\fn test() bool {\r
4793	5105	\\ true\r
4794	5106	\\}
...	...	@@ -5348,7 +5660,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
5348	5660	\\ Baz: void,
5349	5661	\\};
5350	5662	\\comptime {
5351		\\ var foo = Foo {.Baz = {}};
	5663	\\ var foo = Foo {.Baz = {}};
5352	5664	\\ const bar_val = foo.Bar;
5353	5665	\\}
5354	5666	,
...	...	@@ -5430,4 +5742,28 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
5430	5742	,
5431	5743	".tmp_source.zig:7:30: error: unable to evaluate constant expression",
5432	5744	);
	5745
	5746	cases.addTest(
	5747	"nested vectors",
	5748	\\export fn entry() void {
	5749	\\ const V = @Vector(4, @Vector(4, u8));
	5750	\\ var v: V = undefined;
	5751	\\}
	5752	,
	5753	".tmp_source.zig:2:26: error: vector element type must be integer, float, or pointer; '@Vector(4, u8)' is invalid",
	5754	);
	5755
	5756	cases.add("compileLog of tagged enum doesn't crash the compiler",
	5757	\\const Bar = union(enum(u32)) {
	5758	\\ X: i32 = 1
	5759	\\};
	5760	\\
	5761	\\fn testCompileLog(x: Bar) void {
	5762	\\ @compileLog(x);
	5763	\\}
	5764	\\
	5765	\\pub fn main () void {
	5766	\\ comptime testCompileLog(Bar{.X = 123});
	5767	\\}
	5768	, ".tmp_source.zig:6:5: error: found compile log statement");
5433	5769	}

test/runtime_safety.zig+51

...	...	@@ -1,6 +1,16 @@
1	1	const tests = @import("tests.zig");
2	2
3	3	pub fn addCases(cases: *tests.CompareOutputContext) void {
	4	cases.addRuntimeSafety("pointer casting null to non-optional pointer",
	5	\\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
	6	\\ @import("std").os.exit(126);
	7	\\}
	8	\\pub fn main() void {
	9	\\ var c_ptr: [*c]u8 = 0;
	10	\\ var zig_ptr: *u8 = c_ptr;
	11	\\}
	12	);
	13
4	14	cases.addRuntimeSafety("@intToEnum - no matching tag value",
5	15	\\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
6	16	\\ @import("std").os.exit(126);
...	...	@@ -108,6 +118,47 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {
108	118	\\}
109	119	);
110	120
	121	cases.addRuntimeSafety("vector integer subtraction overflow",
	122	\\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
	123	\\ @import("std").os.exit(126);
	124	\\}
	125	\\pub fn main() void {
	126	\\ var a: @Vector(4, u32) = []u32{ 1, 2, 8, 4 };
	127	\\ var b: @Vector(4, u32) = []u32{ 5, 6, 7, 8 };
	128	\\ const x = sub(b, a);
	129	\\}
	130	\\fn sub(a: @Vector(4, u32), b: @Vector(4, u32)) @Vector(4, u32) {
	131	\\ return a - b;
	132	\\}
	133	);
	134
	135	cases.addRuntimeSafety("vector integer multiplication overflow",
	136	\\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
	137	\\ @import("std").os.exit(126);
	138	\\}
	139	\\pub fn main() void {
	140	\\ var a: @Vector(4, u8) = []u8{ 1, 2, 200, 4 };
	141	\\ var b: @Vector(4, u8) = []u8{ 5, 6, 2, 8 };
	142	\\ const x = mul(b, a);
	143	\\}
	144	\\fn mul(a: @Vector(4, u8), b: @Vector(4, u8)) @Vector(4, u8) {
	145	\\ return a * b;
	146	\\}
	147	);
	148
	149	cases.addRuntimeSafety("vector integer negation overflow",
	150	\\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
	151	\\ @import("std").os.exit(126);
	152	\\}
	153	\\pub fn main() void {
	154	\\ var a: @Vector(4, i16) = []i16{ 1, -32768, 200, 4 };
	155	\\ const x = neg(a);
	156	\\}
	157	\\fn neg(a: @Vector(4, i16)) @Vector(4, i16) {
	158	\\ return -a;
	159	\\}
	160	);
	161
111	162	cases.addRuntimeSafety("integer subtraction overflow",
112	163	\\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
113	164	\\ @import("std").os.exit(126);

test/stage1/behavior.zig+8

...	...	@@ -11,15 +11,22 @@ comptime {
11	11	_ = @import("behavior/bswap.zig");
12	12	_ = @import("behavior/bugs/1076.zig");
13	13	_ = @import("behavior/bugs/1111.zig");
	14	_ = @import("behavior/bugs/1120.zig");
14	15	_ = @import("behavior/bugs/1277.zig");
15	16	_ = @import("behavior/bugs/1322.zig");
16	17	_ = @import("behavior/bugs/1381.zig");
17	18	_ = @import("behavior/bugs/1421.zig");
18	19	_ = @import("behavior/bugs/1442.zig");
19	20	_ = @import("behavior/bugs/1486.zig");
	21	_ = @import("behavior/bugs/1851.zig");
	22	_ = @import("behavior/bugs/2006.zig");
20	23	_ = @import("behavior/bugs/394.zig");
	24	_ = @import("behavior/bugs/421.zig");
	25	_ = @import("behavior/bugs/529.zig");
21	26	_ = @import("behavior/bugs/655.zig");
22	27	_ = @import("behavior/bugs/656.zig");
	28	_ = @import("behavior/bugs/704.zig");
	29	_ = @import("behavior/bugs/718.zig");
23	30	_ = @import("behavior/bugs/726.zig");
24	31	_ = @import("behavior/bugs/828.zig");
25	32	_ = @import("behavior/bugs/920.zig");
...	...	@@ -59,6 +66,7 @@ comptime {
59	66	_ = @import("behavior/reflection.zig");
60	67	_ = @import("behavior/sizeof_and_typeof.zig");
61	68	_ = @import("behavior/slice.zig");
	69	_ = @import("behavior/slicetobytes.zig");
62	70	_ = @import("behavior/struct.zig");
63	71	_ = @import("behavior/struct_contains_null_ptr_itself.zig");
64	72	_ = @import("behavior/struct_contains_slice_of_itself.zig");

test/stage1/behavior/bitcast.zig+78

...	...	@@ -1,4 +1,5 @@
1	1	const std = @import("std");
	2	const builtin = @import("builtin");
2	3	const expect = std.testing.expect;
3	4	const maxInt = std.math.maxInt;
4	5
...	...	@@ -34,3 +35,80 @@ test "@bitCast extern enum to its integer type" {
34	35	SOCK.testBitCastExternEnum();
35	36	comptime SOCK.testBitCastExternEnum();
36	37	}
	38
	39	test "@bitCast packed structs at runtime and comptime" {
	40	const Full = packed struct {
	41	number: u16,
	42	};
	43	const Divided = packed struct {
	44	half1: u8,
	45	quarter3: u4,
	46	quarter4: u4,
	47	};
	48	const S = struct {
	49	fn doTheTest() void {
	50	var full = Full{ .number = 0x1234 };
	51	var two_halves = @bitCast(Divided, full);
	52	switch (builtin.endian) {
	53	builtin.Endian.Big => {
	54	expect(two_halves.half1 == 0x12);
	55	expect(two_halves.quarter3 == 0x3);
	56	expect(two_halves.quarter4 == 0x4);
	57	},
	58	builtin.Endian.Little => {
	59	expect(two_halves.half1 == 0x34);
	60	expect(two_halves.quarter3 == 0x2);
	61	expect(two_halves.quarter4 == 0x1);
	62	},
	63	}
	64	}
	65	};
	66	S.doTheTest();
	67	comptime S.doTheTest();
	68	}
	69
	70	test "@bitCast extern structs at runtime and comptime" {
	71	const Full = extern struct {
	72	number: u16,
	73	};
	74	const TwoHalves = extern struct {
	75	half1: u8,
	76	half2: u8,
	77	};
	78	const S = struct {
	79	fn doTheTest() void {
	80	var full = Full{ .number = 0x1234 };
	81	var two_halves = @bitCast(TwoHalves, full);
	82	switch (builtin.endian) {
	83	builtin.Endian.Big => {
	84	expect(two_halves.half1 == 0x12);
	85	expect(two_halves.half2 == 0x34);
	86	},
	87	builtin.Endian.Little => {
	88	expect(two_halves.half1 == 0x34);
	89	expect(two_halves.half2 == 0x12);
	90	},
	91	}
	92	}
	93	};
	94	S.doTheTest();
	95	comptime S.doTheTest();
	96	}
	97
	98	test "bitcast packed struct to integer and back" {
	99	const LevelUpMove = packed struct {
	100	move_id: u9,
	101	level: u7,
	102	};
	103	const S = struct {
	104	fn doTheTest() void {
	105	var move = LevelUpMove{ .move_id = 1, .level = 2 };
	106	var v = @bitCast(u16, move);
	107	var back_to_a_move = @bitCast(LevelUpMove, v);
	108	expect(back_to_a_move.move_id == 1);
	109	expect(back_to_a_move.level == 2);
	110	}
	111	};
	112	S.doTheTest();
	113	comptime S.doTheTest();
	114	}

test/stage1/behavior/bugs/1120.zig created+23

...	...	@@ -0,0 +1,23 @@
	1	const std = @import("std");
	2	const expect = std.testing.expect;
	3
	4	const A = packed struct {
	5	a: u2,
	6	b: u6,
	7	};
	8	const B = packed struct {
	9	q: u8,
	10	a: u2,
	11	b: u6,
	12	};
	13	test "bug 1120" {
	14	var a = A{ .a = 2, .b = 2 };
	15	var b = B{ .q = 22, .a = 3, .b = 2 };
	16	var t: usize = 0;
	17	const ptr = switch (t) {
	18	0 => &a.a,
	19	1 => &b.a,
	20	else => unreachable,
	21	};
	22	expect(ptr.* == 2);
	23	}

test/stage1/behavior/bugs/1851.zig created+27

...	...	@@ -0,0 +1,27 @@
	1	const std = @import("std");
	2	const expect = std.testing.expect;
	3
	4	test "allocation and looping over 3-byte integer" {
	5	expect(@sizeOf(u24) == 4);
	6	expect(@sizeOf([1]u24) == 4);
	7	expect(@alignOf(u24) == 4);
	8	expect(@alignOf([1]u24) == 4);
	9	var buffer: [100]u8 = undefined;
	10	const a = &std.heap.FixedBufferAllocator.init(&buffer).allocator;
	11
	12	var x = a.alloc(u24, 2) catch unreachable;
	13	expect(x.len == 2);
	14	x[0] = 0xFFFFFF;
	15	x[1] = 0xFFFFFF;
	16
	17	const bytes = @sliceToBytes(x);
	18	expect(@typeOf(bytes) == []align(4) u8);
	19	expect(bytes.len == 8);
	20
	21	for (bytes) \|*b\| {
	22	b.* = 0x00;
	23	}
	24
	25	expect(x[0] == 0x00);
	26	expect(x[1] == 0x00);
	27	}

test/stage1/behavior/bugs/2006.zig created+12

...	...	@@ -0,0 +1,12 @@
	1	const std = @import("std");
	2	const expect = std.testing.expect;
	3
	4	const S = struct {
	5	p: *S,
	6	};
	7	test "bug 2006" {
	8	var a: S = undefined;
	9	a = S{ .p = undefined };
	10	expect(@sizeOf(S) != 0);
	11	expect(@sizeOf(*void) == 0);
	12	}

test/stage1/behavior/bugs/421.zig created+16

...	...	@@ -0,0 +1,16 @@
	1	const assert = @import("std").debug.assert;
	2
	3	test "bitCast to array" {
	4	comptime testBitCastArray();
	5	testBitCastArray();
	6	}
	7
	8	fn testBitCastArray() void {
	9	assert(extractOne64(0x0123456789abcdef0123456789abcdef) == 0x0123456789abcdef);
	10	}
	11
	12	fn extractOne64(a: u128) u64 {
	13	const x = @bitCast([2]u64, a);
	14	return x[1];
	15	}
	16

test/stage1/behavior/bugs/529.zig created+15

...	...	@@ -0,0 +1,15 @@
	1	const A = extern struct {
	2	field: c_int,
	3	};
	4
	5	extern fn issue529(?*A) void;
	6
	7	comptime {
	8	_ = @import("529_other_file_2.zig");
	9	}
	10
	11	test "issue 529 fixed" {
	12	@import("529_other_file.zig").issue529(null);
	13	issue529(null);
	14	}
	15

test/stage1/behavior/bugs/529_other_file.zig created+5

...	...	@@ -0,0 +1,5 @@
	1	pub const A = extern struct {
	2	field: c_int,
	3	};
	4
	5	pub extern fn issue529(?*A) void;

test/stage1/behavior/bugs/529_other_file_2.zig created+4

...	...	@@ -0,0 +1,4 @@
	1	pub const A = extern struct {
	2	field: c_int,
	3	};
	4	export fn issue529(a: ?*A) void {}

test/stage1/behavior/bugs/704.zig created+7

...	...	@@ -0,0 +1,7 @@
	1	const xxx = struct {
	2	pub fn bar(self: *xxx) void {}
	3	};
	4	test "bug 704" {
	5	var x: xxx = undefined;
	6	x.bar();
	7	}

test/stage1/behavior/bugs/718.zig created+17

...	...	@@ -0,0 +1,17 @@
	1	const std = @import("std");
	2	const mem = std.mem;
	3	const expect = std.testing.expect;
	4	const Keys = struct {
	5	up: bool,
	6	down: bool,
	7	left: bool,
	8	right: bool,
	9	};
	10	var keys: Keys = undefined;
	11	test "zero keys with @memset" {
	12	@memset(@ptrCast([*]u8, &keys), 0, @sizeOf(@typeOf(keys)));
	13	expect(!keys.up);
	14	expect(!keys.down);
	15	expect(!keys.left);
	16	expect(!keys.right);
	17	}

test/stage1/behavior/pointers.zig+82

...	...	@@ -1,5 +1,6 @@
1	1	const std = @import("std");
2	2	const expect = std.testing.expect;
	3	const expectError = std.testing.expectError;
3	4
4	5	test "dereference pointer" {
5	6	comptime testDerefPtr();
...	...	@@ -42,3 +43,84 @@ test "double pointer parsing" {
42	43	fn PtrOf(comptime T: type) type {
43	44	return *T;
44	45	}
	46
	47	test "assigning integer to C pointer" {
	48	var x: i32 = 0;
	49	var ptr: [*c]u8 = 0;
	50	var ptr2: [*c]u8 = x;
	51	}
	52
	53	test "implicit cast single item pointer to C pointer and back" {
	54	var y: u8 = 11;
	55	var x: [*c]u8 = &y;
	56	var z: *u8 = x;
	57	z.* += 1;
	58	expect(y == 12);
	59	}
	60
	61	test "C pointer comparison and arithmetic" {
	62	const S = struct {
	63	fn doTheTest() void {
	64	var one: usize = 1;
	65	var ptr1: [*c]u32 = 0;
	66	var ptr2 = ptr1 + 10;
	67	expect(ptr1 == 0);
	68	expect(ptr1 >= 0);
	69	expect(ptr1 <= 0);
	70	expect(ptr1 < 1);
	71	expect(ptr1 < one);
	72	expect(1 > ptr1);
	73	expect(one > ptr1);
	74	expect(ptr1 < ptr2);
	75	expect(ptr2 > ptr1);
	76	expect(ptr2 >= 40);
	77	expect(ptr2 == 40);
	78	expect(ptr2 <= 40);
	79	ptr2 -= 10;
	80	expect(ptr1 == ptr2);
	81	}
	82	};
	83	S.doTheTest();
	84	comptime S.doTheTest();
	85	}
	86
	87	test "peer type resolution with C pointers" {
	88	var ptr_one: *u8 = undefined;
	89	var ptr_many: [*]u8 = undefined;
	90	var ptr_c: [*c]u8 = undefined;
	91	var t = true;
	92	var x1 = if (t) ptr_one else ptr_c;
	93	var x2 = if (t) ptr_many else ptr_c;
	94	var x3 = if (t) ptr_c else ptr_one;
	95	var x4 = if (t) ptr_c else ptr_many;
	96	expect(@typeOf(x1) == [*c]u8);
	97	expect(@typeOf(x2) == [*c]u8);
	98	expect(@typeOf(x3) == [*c]u8);
	99	expect(@typeOf(x4) == [*c]u8);
	100	}
	101
	102	test "implicit casting between C pointer and optional non-C pointer" {
	103	var slice: []const u8 = "aoeu";
	104	const opt_many_ptr: ?[*]const u8 = slice.ptr;
	105	var ptr_opt_many_ptr = &opt_many_ptr;
	106	var c_ptr: [c]const [c]const u8 = ptr_opt_many_ptr;
	107	expect(c_ptr.. == 'a');
	108	ptr_opt_many_ptr = c_ptr;
	109	expect(ptr_opt_many_ptr.*.?[1] == 'o');
	110	}
	111
	112	test "implicit cast error unions with non-optional to optional pointer" {
	113	const S = struct {
	114	fn doTheTest() void {
	115	expectError(error.Fail, foo());
	116	}
	117	fn foo() anyerror!?*u8 {
	118	return bar() orelse error.Fail;
	119	}
	120	fn bar() ?*u8 {
	121	return null;
	122	}
	123	};
	124	S.doTheTest();
	125	comptime S.doTheTest();
	126	}

test/stage1/behavior/ptrcast.zig+8

...	...	@@ -50,3 +50,11 @@ const Bytes = struct {
50	50	return res;
51	51	}
52	52	};
	53
	54	test "comptime ptrcast keeps larger alignment" {
	55	comptime {
	56	const a: u32 = 1234;
	57	const p = @ptrCast([*]const u8, &a);
	58	std.debug.assert(@typeOf(p) == [*]align(@alignOf(u32)) const u8);
	59	}
	60	}

test/stage1/behavior/slicetobytes.zig created+29

...	...	@@ -0,0 +1,29 @@
	1	const std = @import("std");
	2	const builtin = @import("builtin");
	3	const expect = std.testing.expect;
	4
	5	test "@sliceToBytes packed struct at runtime and comptime" {
	6	const Foo = packed struct {
	7	a: u4,
	8	b: u4,
	9	};
	10	const S = struct {
	11	fn doTheTest() void {
	12	var foo: Foo = undefined;
	13	var slice = @sliceToBytes(((*[1]Foo)(&foo))[0..1]);
	14	slice[0] = 0x13;
	15	switch (builtin.endian) {
	16	builtin.Endian.Big => {
	17	expect(foo.a == 0x1);
	18	expect(foo.b == 0x3);
	19	},
	20	builtin.Endian.Little => {
	21	expect(foo.a == 0x3);
	22	expect(foo.b == 0x1);
	23	},
	24	}
	25	}
	26	};
	27	S.doTheTest();
	28	comptime S.doTheTest();
	29	}

test/stage1/behavior/struct.zig+42-11

...	...	@@ -1,5 +1,6 @@
1	1	const std = @import("std");
2	2	const expect = std.testing.expect;
	3	const expectEqualSlices = std.testing.expectEqualSlices;
3	4	const builtin = @import("builtin");
4	5	const maxInt = std.math.maxInt;
5	6
...	...	@@ -103,19 +104,20 @@ fn structInitializer() void {
103	104	}
104	105
105	106	test "fn call of struct field" {
106		expect(callStructField(Foo{ .ptr = aFunc }) == 13);
107		}
108
109		const Foo = struct {
110		ptr: fn () i32,
111		};
	107	const Foo = struct {
	108	ptr: fn () i32,
	109	};
	110	const S = struct {
	111	fn aFunc() i32 {
	112	return 13;
	113	}
112	114
113		fn aFunc() i32 {
114		return 13;
115		}
	115	fn callStructField(foo: Foo) i32 {
	116	return foo.ptr();
	117	}
	118	};
116	119
117		fn callStructField(foo: Foo) i32 {
118		return foo.ptr();
	120	expect(S.callStructField(Foo{ .ptr = S.aFunc }) == 13);
119	121	}
120	122
121	123	test "store member function in variable" {
...	...	@@ -468,3 +470,32 @@ test "pointer to packed struct member in a stack variable" {
468	470	b_ptr.* = 2;
469	471	expect(s.b == 2);
470	472	}
	473
	474	test "non-byte-aligned array inside packed struct" {
	475	const Foo = packed struct {
	476	a: bool,
	477	b: [0x16]u8,
	478	};
	479	const S = struct {
	480	fn bar(slice: []const u8) void {
	481	expectEqualSlices(u8, slice, "abcdefghijklmnopqurstu");
	482	}
	483	fn doTheTest() void {
	484	var foo = Foo{
	485	.a = true,
	486	.b = "abcdefghijklmnopqurstu",
	487	};
	488	bar(foo.b);
	489	}
	490	};
	491	S.doTheTest();
	492	comptime S.doTheTest();
	493	}
	494
	495	test "packed struct with u0 field access" {
	496	const S = packed struct {
	497	f0: u0,
	498	};
	499	var s = S{ .f0 = 0 };
	500	comptime expect(s.f0 == 0);
	501	}

test/stage1/behavior/truncate.zig+5

...	...	@@ -29,3 +29,8 @@ test "truncate sign mismatch but comptime known so it works anyway" {
29	29	var result = @truncate(i8, x);
30	30	expect(result == 10);
31	31	}
	32
	33	test "truncate on comptime integer" {
	34	var x = @truncate(u16, 9999);
	35	expect(x == 9999);
	36	}

test/stage1/behavior/type_info.zig+15

...	...	@@ -61,6 +61,21 @@ fn testUnknownLenPtr() void {
61	61	expect(u32_ptr_info.Pointer.child == f64);
62	62	}
63	63
	64	test "type info: C pointer type info" {
	65	testCPtr();
	66	comptime testCPtr();
	67	}
	68
	69	fn testCPtr() void {
	70	const ptr_info = @typeInfo([*c]align(4) const i8);
	71	expect(TypeId(ptr_info) == TypeId.Pointer);
	72	expect(ptr_info.Pointer.size == TypeInfo.Pointer.Size.C);
	73	expect(ptr_info.Pointer.is_const);
	74	expect(!ptr_info.Pointer.is_volatile);
	75	expect(ptr_info.Pointer.alignment == 4);
	76	expect(ptr_info.Pointer.child == i8);
	77	}
	78
64	79	test "type info: slice type info" {
65	80	testSlice();
66	81	comptime testSlice();

test/stage1/behavior/union.zig+15

...	...	@@ -350,3 +350,18 @@ test "union with only 1 field casted to its enum type which has enum value speci
350	350	expect(@enumToInt(t) == 33);
351	351	comptime expect(@enumToInt(t) == 33);
352	352	}
	353
	354	test "@enumToInt works on unions" {
	355	const Bar = union(enum) {
	356	A: bool,
	357	B: u8,
	358	C,
	359	};
	360
	361	const a = Bar{ .A = true };
	362	var b = Bar{ .B = undefined };
	363	var c = Bar.C;
	364	expect(@enumToInt(a) == 0);
	365	expect(@enumToInt(b) == 1);
	366	expect(@enumToInt(c) == 2);
	367	}

test/stage1/behavior/vector.zig+51-5

...	...	@@ -5,11 +5,57 @@ const expect = std.testing.expect;
5	5	test "vector wrap operators" {
6	6	const S = struct {
7	7	fn doTheTest() void {
8		const v: @Vector(4, i32) = [4]i32{ 10, 20, 30, 40 };
9		const x: @Vector(4, i32) = [4]i32{ 1, 2, 3, 4 };
10		expect(mem.eql(i32, ([4]i32)(v +% x), [4]i32{ 11, 22, 33, 44 }));
11		expect(mem.eql(i32, ([4]i32)(v -% x), [4]i32{ 9, 18, 27, 36 }));
12		expect(mem.eql(i32, ([4]i32)(v *% x), [4]i32{ 10, 40, 90, 160 }));
	8	var v: @Vector(4, i32) = [4]i32{ 2147483647, -2, 30, 40 };
	9	var x: @Vector(4, i32) = [4]i32{ 1, 2147483647, 3, 4 };
	10	expect(mem.eql(i32, ([4]i32)(v +% x), [4]i32{ -2147483648, 2147483645, 33, 44 }));
	11	expect(mem.eql(i32, ([4]i32)(v -% x), [4]i32{ 2147483646, 2147483647, 27, 36 }));
	12	expect(mem.eql(i32, ([4]i32)(v *% x), [4]i32{ 2147483647, 2, 90, 160 }));
	13	var z: @Vector(4, i32) = [4]i32{ 1, 2, 3, -2147483648 };
	14	expect(mem.eql(i32, ([4]i32)(-%z), [4]i32{ -1, -2, -3, -2147483648 }));
	15	}
	16	};
	17	S.doTheTest();
	18	comptime S.doTheTest();
	19	}
	20
	21	test "vector int operators" {
	22	const S = struct {
	23	fn doTheTest() void {
	24	var v: @Vector(4, i32) = [4]i32{ 10, 20, 30, 40 };
	25	var x: @Vector(4, i32) = [4]i32{ 1, 2, 3, 4 };
	26	expect(mem.eql(i32, ([4]i32)(v + x), [4]i32{ 11, 22, 33, 44 }));
	27	expect(mem.eql(i32, ([4]i32)(v - x), [4]i32{ 9, 18, 27, 36 }));
	28	expect(mem.eql(i32, ([4]i32)(v * x), [4]i32{ 10, 40, 90, 160 }));
	29	expect(mem.eql(i32, ([4]i32)(-v), [4]i32{ -10, -20, -30, -40 }));
	30	}
	31	};
	32	S.doTheTest();
	33	comptime S.doTheTest();
	34	}
	35
	36	test "vector float operators" {
	37	const S = struct {
	38	fn doTheTest() void {
	39	var v: @Vector(4, f32) = [4]f32{ 10, 20, 30, 40 };
	40	var x: @Vector(4, f32) = [4]f32{ 1, 2, 3, 4 };
	41	expect(mem.eql(f32, ([4]f32)(v + x), [4]f32{ 11, 22, 33, 44 }));
	42	expect(mem.eql(f32, ([4]f32)(v - x), [4]f32{ 9, 18, 27, 36 }));
	43	expect(mem.eql(f32, ([4]f32)(v * x), [4]f32{ 10, 40, 90, 160 }));
	44	expect(mem.eql(f32, ([4]f32)(-x), [4]f32{ -1, -2, -3, -4 }));
	45	}
	46	};
	47	S.doTheTest();
	48	comptime S.doTheTest();
	49	}
	50
	51	test "vector bit operators" {
	52	const S = struct {
	53	fn doTheTest() void {
	54	var v: @Vector(4, u8) = [4]u8{ 0b10101010, 0b10101010, 0b10101010, 0b10101010 };
	55	var x: @Vector(4, u8) = [4]u8{ 0b11110000, 0b00001111, 0b10101010, 0b01010101 };
	56	expect(mem.eql(u8, ([4]u8)(v ^ x), [4]u8{ 0b01011010, 0b10100101, 0b00000000, 0b11111111 }));
	57	expect(mem.eql(u8, ([4]u8)(v \| x), [4]u8{ 0b11111010, 0b10101111, 0b10101010, 0b11111111 }));
	58	expect(mem.eql(u8, ([4]u8)(v & x), [4]u8{ 0b10100000, 0b00001010, 0b10101010, 0b00000000 }));
13	59	}
14	60	};
15	61	S.doTheTest();

test/stage1/c_abi/build.zig+3-2

...	...	@@ -3,9 +3,10 @@ const Builder = @import("std").build.Builder;
3	3	pub fn build(b: *Builder) void {
4	4	const rel_opts = b.standardReleaseOptions();
5	5
6		const c_obj = b.addCObject("cfuncs", "cfuncs.c");
	6	const c_obj = b.addObject("cfuncs", null);
	7	c_obj.addCSourceFile("cfuncs.c", [][]const u8{"-std=c99"});
7	8	c_obj.setBuildMode(rel_opts);
8		c_obj.setNoStdLib(true);
	9	c_obj.linkSystemLibrary("c");
9	10
10	11	const main = b.addTest("main.zig");
11	12	main.setBuildMode(rel_opts);

test/tests.zig+66-16

...	...	@@ -24,24 +24,24 @@ const gen_h = @import("gen_h.zig");
24	24	const TestTarget = struct {
25	25	os: builtin.Os,
26	26	arch: builtin.Arch,
27		environ: builtin.Environ,
	27	abi: builtin.Abi,
28	28	};
29	29
30	30	const test_targets = []TestTarget{
31	31	TestTarget{
32	32	.os = builtin.Os.linux,
33	33	.arch = builtin.Arch.x86_64,
34		.environ = builtin.Environ.gnu,
	34	.abi = builtin.Abi.gnu,
35	35	},
36	36	TestTarget{
37	37	.os = builtin.Os.macosx,
38	38	.arch = builtin.Arch.x86_64,
39		.environ = builtin.Environ.unknown,
	39	.abi = builtin.Abi.gnu,
40	40	},
41	41	TestTarget{
42	42	.os = builtin.Os.windows,
43	43	.arch = builtin.Arch.x86_64,
44		.environ = builtin.Environ.msvc,
	44	.abi = builtin.Abi.msvc,
45	45	},
46	46	};
47	47
...	...	@@ -189,7 +189,7 @@ pub fn addPkgTests(b: *build.Builder, test_filter: ?[]const u8, root_src: []cons
189	189	these_tests.setFilter(test_filter);
190	190	these_tests.setBuildMode(mode);
191	191	if (!is_native) {
192		these_tests.setTarget(test_target.arch, test_target.os, test_target.environ);
	192	these_tests.setTarget(test_target.arch, test_target.os, test_target.abi);
193	193	}
194	194	if (link_libc) {
195	195	these_tests.linkSystemLibrary("c");
...	...	@@ -536,6 +536,7 @@ pub const CompileErrorContext = struct {
536	536	name: []const u8,
537	537	sources: ArrayList(SourceFile),
538	538	expected_errors: ArrayList([]const u8),
	539	expect_exact: bool,
539	540	link_libc: bool,
540	541	is_exe: bool,
541	542	is_test: bool,
...	...	@@ -565,6 +566,24 @@ pub const CompileErrorContext = struct {
565	566	case: *const TestCase,
566	567	build_mode: Mode,
567	568
	569	const ErrLineIter = struct {
	570	lines: mem.SplitIterator,
	571
	572	const source_file = ".tmp_source.zig";
	573
	574	fn init(input: []const u8) ErrLineIter {
	575	return ErrLineIter{ .lines = mem.separate(input, "\n") };
	576	}
	577
	578	fn next(self: *ErrLineIter) ?[]const u8 {
	579	while (self.lines.next()) \|line\| {
	580	if (mem.indexOf(u8, line, source_file) != null)
	581	return line;
	582	}
	583	return null;
	584	}
	585	};
	586
568	587	pub fn create(context: CompileErrorContext, name: []const u8, case: const TestCase, build_mode: Mode) *CompileCmpOutputStep {
569	588	const allocator = context.b.allocator;
570	589	const ptr = allocator.create(CompileCmpOutputStep) catch unreachable;
...	...	@@ -674,19 +693,49 @@ pub const CompileErrorContext = struct {
674	693	return error.TestFailed;
675	694	}
676	695
677		for (self.case.expected_errors.toSliceConst()) \|expected_error\| {
678		if (mem.indexOf(u8, stderr, expected_error) == null) {
679		warn(
680		\\
681		\\========= Expected this compile error: =========
682		\\{}
683		\\================================================
684		\\{}
685		\\
686		, expected_error, stderr);
687		return error.TestFailed;
	696	var ok = true;
	697	if (self.case.expect_exact) {
	698	var err_iter = ErrLineIter.init(stderr);
	699	var i: usize = 0;
	700	ok = while (err_iter.next()) \|line\| : (i += 1) {
	701	if (i >= self.case.expected_errors.len) break false;
	702	const expected = self.case.expected_errors.at(i);
	703	if (mem.indexOf(u8, line, expected) == null) break false;
	704	continue;
	705	} else true;
	706
	707	ok = ok and i == self.case.expected_errors.len;
	708
	709	if (!ok) {
	710	warn("\n======== Expected these compile errors: ========\n");
	711	for (self.case.expected_errors.toSliceConst()) \|expected\| {
	712	warn("{}\n", expected);
	713	}
	714	}
	715	} else {
	716	for (self.case.expected_errors.toSliceConst()) \|expected\| {
	717	if (mem.indexOf(u8, stderr, expected) == null) {
	718	warn(
	719	\\
	720	\\=========== Expected compile error: ============
	721	\\{}
	722	\\
	723	, expected);
	724	ok = false;
	725	break;
	726	}
688	727	}
689	728	}
	729
	730	if (!ok) {
	731	warn(
	732	\\================= Full output: =================
	733	\\{}
	734	\\
	735	, stderr);
	736	return error.TestFailed;
	737	}
	738
690	739	warn("OK\n");
691	740	}
692	741	};
...	...	@@ -704,6 +753,7 @@ pub const CompileErrorContext = struct {
704	753	.name = name,
705	754	.sources = ArrayList(TestCase.SourceFile).init(self.b.allocator),
706	755	.expected_errors = ArrayList([]const u8).init(self.b.allocator),
	756	.expect_exact = false,
707	757	.link_libc = false,
708	758	.is_exe = false,
709	759	.is_test = false,

test/translate_c.zig+69-31

...	...	@@ -117,11 +117,11 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
117	117	\\};
118	118	,
119	119	\\pub const struct_Foo = extern struct {
120		\\ a: ?[*]Foo,
	120	\\ a: [*c]Foo,
121	121	\\};
122	122	\\pub const Foo = struct_Foo;
123	123	\\pub const struct_Bar = extern struct {
124		\\ a: ?[*]Foo,
	124	\\ a: [*c]Foo,
125	125	\\};
126	126	);
127	127
...	...	@@ -213,7 +213,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
213	213	,
214	214	\\const struct_Foo = extern struct {
215	215	\\ x: c_int,
216		\\ y: ?[*]u8,
	216	\\ y: [*c]u8,
217	217	\\};
218	218	,
219	219	\\pub const Foo = struct_Foo;
...	...	@@ -244,7 +244,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
244	244	,
245	245	\\pub const BarB = enum_Bar.B;
246	246	,
247		\\pub extern fn func(a: ?[]struct_Foo, b: ?[](?[*]enum_Bar)) void;
	247	\\pub extern fn func(a: [c]struct_Foo, b: [c]([*c]enum_Bar)) void;
248	248	,
249	249	\\pub const Foo = struct_Foo;
250	250	,
...	...	@@ -254,7 +254,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
254	254	cases.add("constant size array",
255	255	\\void func(int array[20]);
256	256	,
257		\\pub extern fn func(array: ?[*]c_int) void;
	257	\\pub extern fn func(array: [*c]c_int) void;
258	258	);
259	259
260	260	cases.add("self referential struct with function pointer",
...	...	@@ -263,7 +263,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
263	263	\\};
264	264	,
265	265	\\pub const struct_Foo = extern struct {
266		\\ derp: ?extern fn(?[*]struct_Foo) void,
	266	\\ derp: ?extern fn([*c]struct_Foo) void,
267	267	\\};
268	268	,
269	269	\\pub const Foo = struct_Foo;
...	...	@@ -322,11 +322,11 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
322	322	\\};
323	323	,
324	324	\\pub const struct_Bar = extern struct {
325		\\ next: ?[*]struct_Foo,
	325	\\ next: [*c]struct_Foo,
326	326	\\};
327	327	,
328	328	\\pub const struct_Foo = extern struct {
329		\\ next: ?[*]struct_Bar,
	329	\\ next: [*c]struct_Bar,
330	330	\\};
331	331	);
332	332
...	...	@@ -610,11 +610,11 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
610	610	,
611	611	\\pub export fn and_or_none_bool(a: c_int, b: f32, c: ?*c_void) c_int {
612	612	\\ if ((a != 0) and (b != 0)) return 0;
613		\\ if ((b != 0) and (c != null)) return 1;
614		\\ if ((a != 0) and (c != null)) return 2;
	613	\\ if ((b != 0) and (c != 0)) return 1;
	614	\\ if ((a != 0) and (c != 0)) return 2;
615	615	\\ if ((a != 0) or (b != 0)) return 3;
616		\\ if ((b != 0) or (c != null)) return 4;
617		\\ if ((a != 0) or (c != null)) return 5;
	616	\\ if ((b != 0) or (c != 0)) return 4;
	617	\\ if ((a != 0) or (c != 0)) return 5;
618	618	\\ return 6;
619	619	\\}
620	620	);
...	...	@@ -710,7 +710,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
710	710	\\pub const struct_Foo = extern struct {
711	711	\\ field: c_int,
712	712	\\};
713		\\pub export fn read_field(foo: ?[*]struct_Foo) c_int {
	713	\\pub export fn read_field(foo: [*c]struct_Foo) c_int {
714	714	\\ return foo.?.field;
715	715	\\}
716	716	);
...	...	@@ -756,7 +756,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
756	756	\\ return x;
757	757	\\}
758	758	,
759		\\pub export fn foo(x: ?[]c_ushort) ?c_void {
	759	\\pub export fn foo(x: [c]c_ushort) ?c_void {
760	760	\\ return @ptrCast(?*c_void, x);
761	761	\\}
762	762	);
...	...	@@ -777,8 +777,8 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
777	777	\\ return 0;
778	778	\\}
779	779	,
780		\\pub export fn foo() ?[*]c_int {
781		\\ return null;
	780	\\pub export fn foo() [*c]c_int {
	781	\\ return 0;
782	782	\\}
783	783	);
784	784
...	...	@@ -1086,7 +1086,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1086	1086	\\ *x = 1;
1087	1087	\\}
1088	1088	,
1089		\\pub export fn foo(x: ?[*]c_int) void {
	1089	\\pub export fn foo(x: [*c]c_int) void {
1090	1090	\\ x.?.* = 1;
1091	1091	\\}
1092	1092	);
...	...	@@ -1114,7 +1114,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1114	1114	,
1115	1115	\\pub fn foo() c_int {
1116	1116	\\ var x: c_int = 1234;
1117		\\ var ptr: ?[*]c_int = &x;
	1117	\\ var ptr: [*c]c_int = &x;
1118	1118	\\ return ptr.?.*;
1119	1119	\\}
1120	1120	);
...	...	@@ -1124,7 +1124,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1124	1124	\\ return "bar";
1125	1125	\\}
1126	1126	,
1127		\\pub fn foo() ?[*]const u8 {
	1127	\\pub fn foo() [*c]const u8 {
1128	1128	\\ return c"bar";
1129	1129	\\}
1130	1130	);
...	...	@@ -1253,8 +1253,8 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1253	1253	\\ return (float *)a;
1254	1254	\\}
1255	1255	,
1256		\\fn ptrcast(a: ?[]c_int) ?[]f32 {
1257		\\ return @ptrCast(?[*]f32, a);
	1256	\\fn ptrcast(a: [c]c_int) [c]f32 {
	1257	\\ return @ptrCast([*c]f32, a);
1258	1258	\\}
1259	1259	);
1260	1260
...	...	@@ -1280,7 +1280,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1280	1280	\\ return !(a == 0);
1281	1281	\\ return !(a != 0);
1282	1282	\\ return !(b != 0);
1283		\\ return !(c != null);
	1283	\\ return !(c != 0);
1284	1284	\\}
1285	1285	);
1286	1286
...	...	@@ -1297,7 +1297,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1297	1297	cases.add("const ptr initializer",
1298	1298	\\static const char *v0 = "0.0.0";
1299	1299	,
1300		\\pub var v0: ?[*]const u8 = c"0.0.0";
	1300	\\pub var v0: [*c]const u8 = c"0.0.0";
1301	1301	);
1302	1302
1303	1303	cases.add("static incomplete array inside function",
...	...	@@ -1306,17 +1306,17 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1306	1306	\\}
1307	1307	,
1308	1308	\\pub fn foo() void {
1309		\\ const v2: [*]const u8 = c"2.2.2";
	1309	\\ const v2: [*c]const u8 = c"2.2.2";
1310	1310	\\}
1311	1311	);
1312	1312
1313	1313	cases.add("macro pointer cast",
1314	1314	\\#define NRF_GPIO ((NRF_GPIO_Type *) NRF_GPIO_BASE)
1315	1315	,
1316		\\pub const NRF_GPIO = if (@typeId(@typeOf(NRF_GPIO_BASE)) == @import("builtin").TypeId.Pointer) @ptrCast([]NRF_GPIO_Type, NRF_GPIO_BASE) else if (@typeId(@typeOf(NRF_GPIO_BASE)) == @import("builtin").TypeId.Int) @intToPtr([]NRF_GPIO_Type, NRF_GPIO_BASE) else ([*]NRF_GPIO_Type)(NRF_GPIO_BASE);
	1316	\\pub const NRF_GPIO = if (@typeId(@typeOf(NRF_GPIO_BASE)) == @import("builtin").TypeId.Pointer) @ptrCast([c]NRF_GPIO_Type, NRF_GPIO_BASE) else if (@typeId(@typeOf(NRF_GPIO_BASE)) == @import("builtin").TypeId.Int) @intToPtr([c]NRF_GPIO_Type, NRF_GPIO_BASE) else ([*c]NRF_GPIO_Type)(NRF_GPIO_BASE);
1317	1317	);
1318	1318
1319		cases.add("if on none bool",
	1319	cases.add("if on non-bool",
1320	1320	\\enum SomeEnum { A, B, C };
1321	1321	\\int if_none_bool(int a, float b, void *c, enum SomeEnum d) {
1322	1322	\\ if (a) return 0;
...	...	@@ -1337,13 +1337,13 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1337	1337	\\pub fn if_none_bool(a: c_int, b: f32, c: ?*c_void, d: enum_SomeEnum) c_int {
1338	1338	\\ if (a != 0) return 0;
1339	1339	\\ if (b != 0) return 1;
1340		\\ if (c != null) return 2;
	1340	\\ if (c != 0) return 2;
1341	1341	\\ if (d != @bitCast(enum_SomeEnum, @TagType(enum_SomeEnum)(0))) return 3;
1342	1342	\\ return 4;
1343	1343	\\}
1344	1344	);
1345	1345
1346		cases.add("while on none bool",
	1346	cases.add("while on non-bool",
1347	1347	\\int while_none_bool(int a, float b, void *c) {
1348	1348	\\ while (a) return 0;
1349	1349	\\ while (b) return 1;
...	...	@@ -1354,12 +1354,12 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1354	1354	\\pub fn while_none_bool(a: c_int, b: f32, c: ?*c_void) c_int {
1355	1355	\\ while (a != 0) return 0;
1356	1356	\\ while (b != 0) return 1;
1357		\\ while (c != null) return 2;
	1357	\\ while (c != 0) return 2;
1358	1358	\\ return 3;
1359	1359	\\}
1360	1360	);
1361	1361
1362		cases.add("for on none bool",
	1362	cases.add("for on non-bool",
1363	1363	\\int for_none_bool(int a, float b, void *c) {
1364	1364	\\ for (;a;) return 0;
1365	1365	\\ for (;b;) return 1;
...	...	@@ -1370,7 +1370,7 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1370	1370	\\pub fn for_none_bool(a: c_int, b: f32, c: ?*c_void) c_int {
1371	1371	\\ while (a != 0) return 0;
1372	1372	\\ while (b != 0) return 1;
1373		\\ while (c != null) return 2;
	1373	\\ while (c != 0) return 2;
1374	1374	\\ return 3;
1375	1375	\\}
1376	1376	);
...	...	@@ -1416,4 +1416,42 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
1416	1416	\\ }
1417	1417	\\}
1418	1418	);
	1419
	1420	cases.addC("Parameterless function prototypes",
	1421	\\void foo() {}
	1422	\\void bar(void) {}
	1423	,
	1424	\\pub export fn foo() void {}
	1425	\\pub export fn bar() void {}
	1426	);
	1427
	1428	// cases.add("empty array with initializer",
	1429	// "int a[4] = {};"
	1430	// ,
	1431	// "pub var a: [4]c_int = [1]c_int{0} ** 4;"
	1432	// );
	1433
	1434	// cases.add("array with initialization",
	1435	// "int a[4] = {1, 2, 3, 4};"
	1436	// ,
	1437	// "pub var a: [4]c_int = [4]c_int{1, 2, 3, 4};"
	1438	// );
	1439
	1440	// cases.add("array with incomplete initialization",
	1441	// "int a[4] = {3, 4};"
	1442	// ,
	1443	// "pub var a: [4]c_int = [2]c_int{3, 4} ++ ([1]c_int{0} ** 2);"
	1444	// );
	1445
	1446	// cases.add("2D array with initialization",
	1447	// "int a[3][3] = { {1, 2, 3}, {4, 5, 6}, {7, 8, 9} };"
	1448	// ,
	1449	// "pub var a: [3][3]c_int = [3][3]c_int{[3]c_int{1, 2, 3}, [3]c_int{4, 5, 6}, [3]c_int{7, 8, 9}};"
	1450	// );
	1451
	1452	// cases.add("2D array with incomplete initialization",
	1453	// "int a[3][3] = { {1, 2}, {4, 5, 6} };"
	1454	// ,
	1455	// "pub var a: [3][3]c_int = [2][3]c_int{[2]c_int{1, 2} ++ [1]c_int{0}, [3]c_int{4, 5, 6}} ++ [1][3]c_int{[1]c_int{0} ** 3};"
	1456	// );
1419	1457	}