authorgravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2018-11-24 14:36:16-05:00
committergravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2018-11-24 14:36:16-05:00
log56a8f2b018a6ee1f1116a64d34803511a6fbad80
treea582577fd9a1cfc6f9364b4ae0b741da928aa5d8
parentb953e322a857e58df2209ca7ae9e965b9e768887
signature Commit is signed but in an unrecognized format.

fix @intCast not catching negative numbers to unsigned

3 files changed, 67 insertions(+), 48 deletions(-)

src/codegen.cpp+1-1
...@@ -1645,7 +1645,7 @@ static LLVMValueRef gen_widen_or_shorten(CodeGen *g, bool want_runtime_safety, Z...@@ -1645,7 +1645,7 @@ static LLVMValueRef gen_widen_or_shorten(CodeGen *g, bool want_runtime_safety, Z
1645 zig_unreachable();1645 zig_unreachable();
1646 }1646 }
16471647
1648 if (actual_bits >= wanted_bits && actual_type->id == ZigTypeIdInt &&1648 if (actual_type->id == ZigTypeIdInt &&
1649 !wanted_type->data.integral.is_signed && actual_type->data.integral.is_signed &&1649 !wanted_type->data.integral.is_signed && actual_type->data.integral.is_signed &&
1650 want_runtime_safety)1650 want_runtime_safety)
1651 {1651 {
std/os/linux/index.zig+56-47
...@@ -703,7 +703,7 @@ pub fn dup2(old: i32, new: i32) usize {...@@ -703,7 +703,7 @@ pub fn dup2(old: i32, new: i32) usize {
703}703}
704704
705pub fn dup3(old: i32, new: i32, flags: u32) usize {705pub fn dup3(old: i32, new: i32, flags: u32) usize {
706 return syscall3(SYS_dup3, @intCast(usize, old), @intCast(usize, new), flags);706 return syscall3(SYS_dup3, @bitCast(usize, isize(old)), @bitCast(usize, isize(new)), flags);
707}707}
708708
709// TODO https://github.com/ziglang/zig/issues/265709// TODO https://github.com/ziglang/zig/issues/265
...@@ -747,7 +747,7 @@ pub fn getcwd(buf: [*]u8, size: usize) usize {...@@ -747,7 +747,7 @@ pub fn getcwd(buf: [*]u8, size: usize) usize {
747}747}
748748
749pub fn getdents64(fd: i32, dirp: [*]u8, count: usize) usize {749pub fn getdents64(fd: i32, dirp: [*]u8, count: usize) usize {
750 return syscall3(SYS_getdents64, @intCast(usize, fd), @ptrToInt(dirp), count);750 return syscall3(SYS_getdents64, @bitCast(usize, isize(fd)), @ptrToInt(dirp), count);
751}751}
752752
753pub fn inotify_init1(flags: u32) usize {753pub fn inotify_init1(flags: u32) usize {
...@@ -755,16 +755,16 @@ pub fn inotify_init1(flags: u32) usize {...@@ -755,16 +755,16 @@ pub fn inotify_init1(flags: u32) usize {
755}755}
756756
757pub fn inotify_add_watch(fd: i32, pathname: [*]const u8, mask: u32) usize {757pub fn inotify_add_watch(fd: i32, pathname: [*]const u8, mask: u32) usize {
758 return syscall3(SYS_inotify_add_watch, @intCast(usize, fd), @ptrToInt(pathname), mask);758 return syscall3(SYS_inotify_add_watch, @bitCast(usize, isize(fd)), @ptrToInt(pathname), mask);
759}759}
760760
761pub fn inotify_rm_watch(fd: i32, wd: i32) usize {761pub fn inotify_rm_watch(fd: i32, wd: i32) usize {
762 return syscall2(SYS_inotify_rm_watch, @intCast(usize, fd), @intCast(usize, wd));762 return syscall2(SYS_inotify_rm_watch, @bitCast(usize, isize(fd)), @bitCast(usize, isize(wd)));
763}763}
764764
765pub fn isatty(fd: i32) bool {765pub fn isatty(fd: i32) bool {
766 var wsz: winsize = undefined;766 var wsz: winsize = undefined;
767 return syscall3(SYS_ioctl, @intCast(usize, fd), TIOCGWINSZ, @ptrToInt(&wsz)) == 0;767 return syscall3(SYS_ioctl, @bitCast(usize, isize(fd)), TIOCGWINSZ, @ptrToInt(&wsz)) == 0;
768}768}
769769
770// TODO https://github.com/ziglang/zig/issues/265770// TODO https://github.com/ziglang/zig/issues/265
...@@ -774,7 +774,7 @@ pub fn readlink(noalias path: [*]const u8, noalias buf_ptr: [*]u8, buf_len: usiz...@@ -774,7 +774,7 @@ pub fn readlink(noalias path: [*]const u8, noalias buf_ptr: [*]u8, buf_len: usiz
774774
775// TODO https://github.com/ziglang/zig/issues/265775// TODO https://github.com/ziglang/zig/issues/265
776pub fn readlinkat(dirfd: i32, noalias path: [*]const u8, noalias buf_ptr: [*]u8, buf_len: usize) usize {776pub fn readlinkat(dirfd: i32, noalias path: [*]const u8, noalias buf_ptr: [*]u8, buf_len: usize) usize {
777 return syscall4(SYS_readlinkat, @intCast(usize, dirfd), @ptrToInt(path), @ptrToInt(buf_ptr), buf_len);777 return syscall4(SYS_readlinkat, @bitCast(usize, isize(dirfd)), @ptrToInt(path), @ptrToInt(buf_ptr), buf_len);
778}778}
779779
780// TODO https://github.com/ziglang/zig/issues/265780// TODO https://github.com/ziglang/zig/issues/265
...@@ -784,7 +784,7 @@ pub fn mkdir(path: [*]const u8, mode: u32) usize {...@@ -784,7 +784,7 @@ pub fn mkdir(path: [*]const u8, mode: u32) usize {
784784
785// TODO https://github.com/ziglang/zig/issues/265785// TODO https://github.com/ziglang/zig/issues/265
786pub fn mkdirat(dirfd: i32, path: [*]const u8, mode: u32) usize {786pub fn mkdirat(dirfd: i32, path: [*]const u8, mode: u32) usize {
787 return syscall3(SYS_mkdirat, @intCast(usize, dirfd), @ptrToInt(path), mode);787 return syscall3(SYS_mkdirat, @bitCast(usize, isize(dirfd)), @ptrToInt(path), mode);
788}788}
789789
790// TODO https://github.com/ziglang/zig/issues/265790// TODO https://github.com/ziglang/zig/issues/265
...@@ -803,7 +803,7 @@ pub fn umount2(special: [*]const u8, flags: u32) usize {...@@ -803,7 +803,7 @@ pub fn umount2(special: [*]const u8, flags: u32) usize {
803}803}
804804
805pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, offset: isize) usize {805pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, offset: isize) usize {
806 return syscall6(SYS_mmap, @ptrToInt(address), length, prot, flags, @intCast(usize, fd), @bitCast(usize, offset));806 return syscall6(SYS_mmap, @ptrToInt(address), length, prot, flags, @bitCast(usize, isize(fd)), @bitCast(usize, offset));
807}807}
808808
809pub fn munmap(address: usize, length: usize) usize {809pub fn munmap(address: usize, length: usize) usize {
...@@ -811,23 +811,23 @@ pub fn munmap(address: usize, length: usize) usize {...@@ -811,23 +811,23 @@ pub fn munmap(address: usize, length: usize) usize {
811}811}
812812
813pub fn read(fd: i32, buf: [*]u8, count: usize) usize {813pub fn read(fd: i32, buf: [*]u8, count: usize) usize {
814 return syscall3(SYS_read, @intCast(usize, fd), @ptrToInt(buf), count);814 return syscall3(SYS_read, @bitCast(usize, isize(fd)), @ptrToInt(buf), count);
815}815}
816816
817pub fn preadv(fd: i32, iov: [*]const iovec, count: usize, offset: u64) usize {817pub fn preadv(fd: i32, iov: [*]const iovec, count: usize, offset: u64) usize {
818 return syscall4(SYS_preadv, @intCast(usize, fd), @ptrToInt(iov), count, offset);818 return syscall4(SYS_preadv, @bitCast(usize, isize(fd)), @ptrToInt(iov), count, offset);
819}819}
820820
821pub fn readv(fd: i32, iov: [*]const iovec, count: usize) usize {821pub fn readv(fd: i32, iov: [*]const iovec, count: usize) usize {
822 return syscall3(SYS_readv, @intCast(usize, fd), @ptrToInt(iov), count);822 return syscall3(SYS_readv, @bitCast(usize, isize(fd)), @ptrToInt(iov), count);
823}823}
824824
825pub fn writev(fd: i32, iov: [*]const iovec_const, count: usize) usize {825pub fn writev(fd: i32, iov: [*]const iovec_const, count: usize) usize {
826 return syscall3(SYS_writev, @intCast(usize, fd), @ptrToInt(iov), count);826 return syscall3(SYS_writev, @bitCast(usize, isize(fd)), @ptrToInt(iov), count);
827}827}
828828
829pub fn pwritev(fd: i32, iov: [*]const iovec_const, count: usize, offset: u64) usize {829pub fn pwritev(fd: i32, iov: [*]const iovec_const, count: usize, offset: u64) usize {
830 return syscall4(SYS_pwritev, @intCast(usize, fd), @ptrToInt(iov), count, offset);830 return syscall4(SYS_pwritev, @bitCast(usize, isize(fd)), @ptrToInt(iov), count, offset);
831}831}
832832
833// TODO https://github.com/ziglang/zig/issues/265833// TODO https://github.com/ziglang/zig/issues/265
...@@ -842,12 +842,12 @@ pub fn symlink(existing: [*]const u8, new: [*]const u8) usize {...@@ -842,12 +842,12 @@ pub fn symlink(existing: [*]const u8, new: [*]const u8) usize {
842842
843// TODO https://github.com/ziglang/zig/issues/265843// TODO https://github.com/ziglang/zig/issues/265
844pub fn symlinkat(existing: [*]const u8, newfd: i32, newpath: [*]const u8) usize {844pub fn symlinkat(existing: [*]const u8, newfd: i32, newpath: [*]const u8) usize {
845 return syscall3(SYS_symlinkat, @ptrToInt(existing), @intCast(usize, newfd), @ptrToInt(newpath));845 return syscall3(SYS_symlinkat, @ptrToInt(existing), @bitCast(usize, isize(newfd)), @ptrToInt(newpath));
846}846}
847847
848// TODO https://github.com/ziglang/zig/issues/265848// TODO https://github.com/ziglang/zig/issues/265
849pub fn pread(fd: i32, buf: [*]u8, count: usize, offset: usize) usize {849pub fn pread(fd: i32, buf: [*]u8, count: usize, offset: usize) usize {
850 return syscall4(SYS_pread, @intCast(usize, fd), @ptrToInt(buf), count, offset);850 return syscall4(SYS_pread, @bitCast(usize, isize(fd)), @ptrToInt(buf), count, offset);
851}851}
852852
853// TODO https://github.com/ziglang/zig/issues/265853// TODO https://github.com/ziglang/zig/issues/265
...@@ -856,7 +856,7 @@ pub fn access(path: [*]const u8, mode: u32) usize {...@@ -856,7 +856,7 @@ pub fn access(path: [*]const u8, mode: u32) usize {
856}856}
857857
858pub fn faccessat(dirfd: i32, path: [*]const u8, mode: u32) usize {858pub fn faccessat(dirfd: i32, path: [*]const u8, mode: u32) usize {
859 return syscall3(SYS_faccessat, @intCast(usize, dirfd), @ptrToInt(path), mode);859 return syscall3(SYS_faccessat, @bitCast(usize, isize(dirfd)), @ptrToInt(path), mode);
860}860}
861861
862pub fn pipe(fd: *[2]i32) usize {862pub fn pipe(fd: *[2]i32) usize {
...@@ -868,11 +868,11 @@ pub fn pipe2(fd: *[2]i32, flags: u32) usize {...@@ -868,11 +868,11 @@ pub fn pipe2(fd: *[2]i32, flags: u32) usize {
868}868}
869869
870pub fn write(fd: i32, buf: [*]const u8, count: usize) usize {870pub fn write(fd: i32, buf: [*]const u8, count: usize) usize {
871 return syscall3(SYS_write, @intCast(usize, fd), @ptrToInt(buf), count);871 return syscall3(SYS_write, @bitCast(usize, isize(fd)), @ptrToInt(buf), count);
872}872}
873873
874pub fn pwrite(fd: i32, buf: [*]const u8, count: usize, offset: usize) usize {874pub fn pwrite(fd: i32, buf: [*]const u8, count: usize, offset: usize) usize {
875 return syscall4(SYS_pwrite, @intCast(usize, fd), @ptrToInt(buf), count, offset);875 return syscall4(SYS_pwrite, @bitCast(usize, isize(fd)), @ptrToInt(buf), count, offset);
876}876}
877877
878// TODO https://github.com/ziglang/zig/issues/265878// TODO https://github.com/ziglang/zig/issues/265
...@@ -882,7 +882,7 @@ pub fn rename(old: [*]const u8, new: [*]const u8) usize {...@@ -882,7 +882,7 @@ pub fn rename(old: [*]const u8, new: [*]const u8) usize {
882882
883// TODO https://github.com/ziglang/zig/issues/265883// TODO https://github.com/ziglang/zig/issues/265
884pub fn renameat2(oldfd: i32, oldpath: [*]const u8, newfd: i32, newpath: [*]const u8, flags: u32) usize {884pub fn renameat2(oldfd: i32, oldpath: [*]const u8, newfd: i32, newpath: [*]const u8, flags: u32) usize {
885 return syscall5(SYS_renameat2, @intCast(usize, oldfd), @ptrToInt(oldpath), @intCast(usize, newfd), @ptrToInt(newpath), flags);885 return syscall5(SYS_renameat2, @bitCast(usize, isize(oldfd)), @ptrToInt(oldpath), @bitCast(usize, isize(newfd)), @ptrToInt(newpath), flags);
886}886}
887887
888// TODO https://github.com/ziglang/zig/issues/265888// TODO https://github.com/ziglang/zig/issues/265
...@@ -897,7 +897,8 @@ pub fn create(path: [*]const u8, perm: usize) usize {...@@ -897,7 +897,8 @@ pub fn create(path: [*]const u8, perm: usize) usize {
897897
898// TODO https://github.com/ziglang/zig/issues/265898// TODO https://github.com/ziglang/zig/issues/265
899pub fn openat(dirfd: i32, path: [*]const u8, flags: u32, mode: usize) usize {899pub fn openat(dirfd: i32, path: [*]const u8, flags: u32, mode: usize) usize {
900 return syscall4(SYS_openat, @intCast(usize, dirfd), @ptrToInt(path), flags, mode);900 // dirfd could be negative, for example AT_FDCWD is -100
901 return syscall4(SYS_openat, @bitCast(usize, isize(dirfd)), @ptrToInt(path), flags, mode);
901}902}
902903
903/// See also `clone` (from the arch-specific include)904/// See also `clone` (from the arch-specific include)
...@@ -911,11 +912,11 @@ pub fn clone2(flags: u32, child_stack_ptr: usize) usize {...@@ -911,11 +912,11 @@ pub fn clone2(flags: u32, child_stack_ptr: usize) usize {
911}912}
912913
913pub fn close(fd: i32) usize {914pub fn close(fd: i32) usize {
914 return syscall1(SYS_close, @intCast(usize, fd));915 return syscall1(SYS_close, @bitCast(usize, isize(fd)));
915}916}
916917
917pub fn lseek(fd: i32, offset: isize, ref_pos: usize) usize {918pub fn lseek(fd: i32, offset: isize, ref_pos: usize) usize {
918 return syscall3(SYS_lseek, @intCast(usize, fd), @bitCast(usize, offset), ref_pos);919 return syscall3(SYS_lseek, @bitCast(usize, isize(fd)), @bitCast(usize, offset), ref_pos);
919}920}
920921
921pub fn exit(status: i32) noreturn {922pub fn exit(status: i32) noreturn {
...@@ -933,7 +934,7 @@ pub fn getrandom(buf: [*]u8, count: usize, flags: u32) usize {...@@ -933,7 +934,7 @@ pub fn getrandom(buf: [*]u8, count: usize, flags: u32) usize {
933}934}
934935
935pub fn kill(pid: i32, sig: i32) usize {936pub fn kill(pid: i32, sig: i32) usize {
936 return syscall2(SYS_kill, @bitCast(usize, isize(pid)), @intCast(usize, sig));937 return syscall2(SYS_kill, @bitCast(usize, isize(pid)), @bitCast(usize, isize(sig)));
937}938}
938939
939// TODO https://github.com/ziglang/zig/issues/265940// TODO https://github.com/ziglang/zig/issues/265
...@@ -943,7 +944,7 @@ pub fn unlink(path: [*]const u8) usize {...@@ -943,7 +944,7 @@ pub fn unlink(path: [*]const u8) usize {
943944
944// TODO https://github.com/ziglang/zig/issues/265945// TODO https://github.com/ziglang/zig/issues/265
945pub fn unlinkat(dirfd: i32, path: [*]const u8, flags: u32) usize {946pub fn unlinkat(dirfd: i32, path: [*]const u8, flags: u32) usize {
946 return syscall3(SYS_unlinkat, @intCast(usize, dirfd), @ptrToInt(path), flags);947 return syscall3(SYS_unlinkat, @bitCast(usize, isize(dirfd)), @ptrToInt(path), flags);
947}948}
948949
949pub fn waitpid(pid: i32, status: *i32, options: i32) usize {950pub fn waitpid(pid: i32, status: *i32, options: i32) usize {
...@@ -1120,8 +1121,8 @@ pub const empty_sigset = []usize{0} ** sigset_t.len;...@@ -1120,8 +1121,8 @@ pub const empty_sigset = []usize{0} ** sigset_t.len;
1120pub fn raise(sig: i32) usize {1121pub fn raise(sig: i32) usize {
1121 var set: sigset_t = undefined;1122 var set: sigset_t = undefined;
1122 blockAppSignals(&set);1123 blockAppSignals(&set);
1123 const tid = @intCast(i32, syscall0(SYS_gettid));1124 const tid = syscall0(SYS_gettid);
1124 const ret = syscall2(SYS_tkill, @intCast(usize, tid), @intCast(usize, sig));1125 const ret = syscall2(SYS_tkill, tid, @bitCast(usize, isize(sig)));
1125 restoreSignals(&set);1126 restoreSignals(&set);
1126 return ret;1127 return ret;
1127}1128}
...@@ -1189,11 +1190,11 @@ pub const iovec_const = extern struct {...@@ -1189,11 +1190,11 @@ pub const iovec_const = extern struct {
1189};1190};
11901191
1191pub fn getsockname(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {1192pub fn getsockname(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {
1192 return syscall3(SYS_getsockname, @intCast(usize, fd), @ptrToInt(addr), @ptrToInt(len));1193 return syscall3(SYS_getsockname, @bitCast(usize, isize(fd)), @ptrToInt(addr), @ptrToInt(len));
1193}1194}
11941195
1195pub fn getpeername(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {1196pub fn getpeername(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {
1196 return syscall3(SYS_getpeername, @intCast(usize, fd), @ptrToInt(addr), @ptrToInt(len));1197 return syscall3(SYS_getpeername, @bitCast(usize, isize(fd)), @ptrToInt(addr), @ptrToInt(len));
1197}1198}
11981199
1199pub fn socket(domain: u32, socket_type: u32, protocol: u32) usize {1200pub fn socket(domain: u32, socket_type: u32, protocol: u32) usize {
...@@ -1201,47 +1202,47 @@ pub fn socket(domain: u32, socket_type: u32, protocol: u32) usize {...@@ -1201,47 +1202,47 @@ pub fn socket(domain: u32, socket_type: u32, protocol: u32) usize {
1201}1202}
12021203
1203pub fn setsockopt(fd: i32, level: u32, optname: u32, optval: [*]const u8, optlen: socklen_t) usize {1204pub fn setsockopt(fd: i32, level: u32, optname: u32, optval: [*]const u8, optlen: socklen_t) usize {
1204 return syscall5(SYS_setsockopt, @intCast(usize, fd), level, optname, @ptrToInt(optval), @intCast(usize, optlen));1205 return syscall5(SYS_setsockopt, @bitCast(usize, isize(fd)), level, optname, @ptrToInt(optval), @intCast(usize, optlen));
1205}1206}
12061207
1207pub fn getsockopt(fd: i32, level: u32, optname: u32, noalias optval: [*]u8, noalias optlen: *socklen_t) usize {1208pub fn getsockopt(fd: i32, level: u32, optname: u32, noalias optval: [*]u8, noalias optlen: *socklen_t) usize {
1208 return syscall5(SYS_getsockopt, @intCast(usize, fd), level, optname, @ptrToInt(optval), @ptrToInt(optlen));1209 return syscall5(SYS_getsockopt, @bitCast(usize, isize(fd)), level, optname, @ptrToInt(optval), @ptrToInt(optlen));
1209}1210}
12101211
1211pub fn sendmsg(fd: i32, msg: *const msghdr, flags: u32) usize {1212pub fn sendmsg(fd: i32, msg: *const msghdr, flags: u32) usize {
1212 return syscall3(SYS_sendmsg, @intCast(usize, fd), @ptrToInt(msg), flags);1213 return syscall3(SYS_sendmsg, @bitCast(usize, isize(fd)), @ptrToInt(msg), flags);
1213}1214}
12141215
1215pub fn connect(fd: i32, addr: *const c_void, len: socklen_t) usize {1216pub fn connect(fd: i32, addr: *const c_void, len: socklen_t) usize {
1216 return syscall3(SYS_connect, @intCast(usize, fd), @ptrToInt(addr), len);1217 return syscall3(SYS_connect, @bitCast(usize, isize(fd)), @ptrToInt(addr), len);
1217}1218}
12181219
1219pub fn recvmsg(fd: i32, msg: *msghdr, flags: u32) usize {1220pub fn recvmsg(fd: i32, msg: *msghdr, flags: u32) usize {
1220 return syscall3(SYS_recvmsg, @intCast(usize, fd), @ptrToInt(msg), flags);1221 return syscall3(SYS_recvmsg, @bitCast(usize, isize(fd)), @ptrToInt(msg), flags);
1221}1222}
12221223
1223pub fn recvfrom(fd: i32, noalias buf: [*]u8, len: usize, flags: u32, noalias addr: ?*sockaddr, noalias alen: ?*socklen_t) usize {1224pub fn recvfrom(fd: i32, noalias buf: [*]u8, len: usize, flags: u32, noalias addr: ?*sockaddr, noalias alen: ?*socklen_t) usize {
1224 return syscall6(SYS_recvfrom, @intCast(usize, fd), @ptrToInt(buf), len, flags, @ptrToInt(addr), @ptrToInt(alen));1225 return syscall6(SYS_recvfrom, @bitCast(usize, isize(fd)), @ptrToInt(buf), len, flags, @ptrToInt(addr), @ptrToInt(alen));
1225}1226}
12261227
1227pub fn shutdown(fd: i32, how: i32) usize {1228pub fn shutdown(fd: i32, how: i32) usize {
1228 return syscall2(SYS_shutdown, @intCast(usize, fd), @intCast(usize, how));1229 return syscall2(SYS_shutdown, @bitCast(usize, isize(fd)), @bitCast(usize, isize(how)));
1229}1230}
12301231
1231pub fn bind(fd: i32, addr: *const sockaddr, len: socklen_t) usize {1232pub fn bind(fd: i32, addr: *const sockaddr, len: socklen_t) usize {
1232 return syscall3(SYS_bind, @intCast(usize, fd), @ptrToInt(addr), @intCast(usize, len));1233 return syscall3(SYS_bind, @bitCast(usize, isize(fd)), @ptrToInt(addr), @intCast(usize, len));
1233}1234}
12341235
1235pub fn listen(fd: i32, backlog: u32) usize {1236pub fn listen(fd: i32, backlog: u32) usize {
1236 return syscall2(SYS_listen, @intCast(usize, fd), backlog);1237 return syscall2(SYS_listen, @bitCast(usize, isize(fd)), backlog);
1237}1238}
12381239
1239pub fn sendto(fd: i32, buf: [*]const u8, len: usize, flags: u32, addr: ?*const sockaddr, alen: socklen_t) usize {1240pub fn sendto(fd: i32, buf: [*]const u8, len: usize, flags: u32, addr: ?*const sockaddr, alen: socklen_t) usize {
1240 return syscall6(SYS_sendto, @intCast(usize, fd), @ptrToInt(buf), len, flags, @ptrToInt(addr), @intCast(usize, alen));1241 return syscall6(SYS_sendto, @bitCast(usize, isize(fd)), @ptrToInt(buf), len, flags, @ptrToInt(addr), @intCast(usize, alen));
1241}1242}
12421243
1243pub fn socketpair(domain: i32, socket_type: i32, protocol: i32, fd: [2]i32) usize {1244pub fn socketpair(domain: i32, socket_type: i32, protocol: i32, fd: [2]i32) usize {
1244 return syscall4(SYS_socketpair, @intCast(usize, domain), @intCast(usize, socket_type), @intCast(usize, protocol), @ptrToInt(*fd[0]));1245 return syscall4(SYS_socketpair, @intCast(usize, domain), @intCast(usize, socket_type), @intCast(usize, protocol), @ptrToInt(&fd[0]));
1245}1246}
12461247
1247pub fn accept(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {1248pub fn accept(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {
...@@ -1249,11 +1250,11 @@ pub fn accept(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {...@@ -1249,11 +1250,11 @@ pub fn accept(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t) usize {
1249}1250}
12501251
1251pub fn accept4(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t, flags: u32) usize {1252pub fn accept4(fd: i32, noalias addr: *sockaddr, noalias len: *socklen_t, flags: u32) usize {
1252 return syscall4(SYS_accept4, @intCast(usize, fd), @ptrToInt(addr), @ptrToInt(len), flags);1253 return syscall4(SYS_accept4, @bitCast(usize, isize(fd)), @ptrToInt(addr), @ptrToInt(len), flags);
1253}1254}
12541255
1255pub fn fstat(fd: i32, stat_buf: *Stat) usize {1256pub fn fstat(fd: i32, stat_buf: *Stat) usize {
1256 return syscall2(SYS_fstat, @intCast(usize, fd), @ptrToInt(stat_buf));1257 return syscall2(SYS_fstat, @bitCast(usize, isize(fd)), @ptrToInt(stat_buf));
1257}1258}
12581259
1259// TODO https://github.com/ziglang/zig/issues/2651260// TODO https://github.com/ziglang/zig/issues/265
...@@ -1268,7 +1269,7 @@ pub fn lstat(pathname: [*]const u8, statbuf: *Stat) usize {...@@ -1268,7 +1269,7 @@ pub fn lstat(pathname: [*]const u8, statbuf: *Stat) usize {
12681269
1269// TODO https://github.com/ziglang/zig/issues/2651270// TODO https://github.com/ziglang/zig/issues/265
1270pub fn fstatat(dirfd: i32, path: [*]const u8, stat_buf: *Stat, flags: u32) usize {1271pub fn fstatat(dirfd: i32, path: [*]const u8, stat_buf: *Stat, flags: u32) usize {
1271 return syscall4(SYS_fstatat, @intCast(usize, dirfd), @ptrToInt(path), @ptrToInt(stat_buf), flags);1272 return syscall4(SYS_fstatat, @bitCast(usize, isize(dirfd)), @ptrToInt(path), @ptrToInt(stat_buf), flags);
1272}1273}
12731274
1274// TODO https://github.com/ziglang/zig/issues/2651275// TODO https://github.com/ziglang/zig/issues/265
...@@ -1355,7 +1356,7 @@ pub fn epoll_create1(flags: usize) usize {...@@ -1355,7 +1356,7 @@ pub fn epoll_create1(flags: usize) usize {
1355}1356}
13561357
1357pub fn epoll_ctl(epoll_fd: i32, op: u32, fd: i32, ev: *epoll_event) usize {1358pub fn epoll_ctl(epoll_fd: i32, op: u32, fd: i32, ev: *epoll_event) usize {
1358 return syscall4(SYS_epoll_ctl, @intCast(usize, epoll_fd), @intCast(usize, op), @intCast(usize, fd), @ptrToInt(ev));1359 return syscall4(SYS_epoll_ctl, @bitCast(usize, isize(epoll_fd)), @intCast(usize, op), @bitCast(usize, isize(fd)), @ptrToInt(ev));
1359}1360}
13601361
1361pub fn epoll_wait(epoll_fd: i32, events: [*]epoll_event, maxevents: u32, timeout: i32) usize {1362pub fn epoll_wait(epoll_fd: i32, events: [*]epoll_event, maxevents: u32, timeout: i32) usize {
...@@ -1363,7 +1364,15 @@ pub fn epoll_wait(epoll_fd: i32, events: [*]epoll_event, maxevents: u32, timeout...@@ -1363,7 +1364,15 @@ pub fn epoll_wait(epoll_fd: i32, events: [*]epoll_event, maxevents: u32, timeout
1363}1364}
13641365
1365pub fn epoll_pwait(epoll_fd: i32, events: [*]epoll_event, maxevents: u32, timeout: i32, sigmask: ?*sigset_t) usize {1366pub fn epoll_pwait(epoll_fd: i32, events: [*]epoll_event, maxevents: u32, timeout: i32, sigmask: ?*sigset_t) usize {
1366 return syscall6(SYS_epoll_pwait, @intCast(usize, epoll_fd), @ptrToInt(events), @intCast(usize, maxevents), @intCast(usize, timeout), @ptrToInt(sigmask), @sizeOf(sigset_t));1367 return syscall6(
1368 SYS_epoll_pwait,
1369 @bitCast(usize, isize(epoll_fd)),
1370 @ptrToInt(events),
1371 @intCast(usize, maxevents),
1372 @bitCast(usize, isize(timeout)),
1373 @ptrToInt(sigmask),
1374 @sizeOf(sigset_t),
1375 );
1367}1376}
13681377
1369pub fn eventfd(count: u32, flags: u32) usize {1378pub fn eventfd(count: u32, flags: u32) usize {
...@@ -1371,7 +1380,7 @@ pub fn eventfd(count: u32, flags: u32) usize {...@@ -1371,7 +1380,7 @@ pub fn eventfd(count: u32, flags: u32) usize {
1371}1380}
13721381
1373pub fn timerfd_create(clockid: i32, flags: u32) usize {1382pub fn timerfd_create(clockid: i32, flags: u32) usize {
1374 return syscall2(SYS_timerfd_create, @intCast(usize, clockid), flags);1383 return syscall2(SYS_timerfd_create, @bitCast(usize, isize(clockid)), flags);
1375}1384}
13761385
1377pub const itimerspec = extern struct {1386pub const itimerspec = extern struct {
...@@ -1380,11 +1389,11 @@ pub const itimerspec = extern struct {...@@ -1380,11 +1389,11 @@ pub const itimerspec = extern struct {
1380};1389};
13811390
1382pub fn timerfd_gettime(fd: i32, curr_value: *itimerspec) usize {1391pub fn timerfd_gettime(fd: i32, curr_value: *itimerspec) usize {
1383 return syscall2(SYS_timerfd_gettime, @intCast(usize, fd), @ptrToInt(curr_value));1392 return syscall2(SYS_timerfd_gettime, @bitCast(usize, isize(fd)), @ptrToInt(curr_value));
1384}1393}
13851394
1386pub fn timerfd_settime(fd: i32, flags: u32, new_value: *const itimerspec, old_value: ?*itimerspec) usize {1395pub fn timerfd_settime(fd: i32, flags: u32, new_value: *const itimerspec, old_value: ?*itimerspec) usize {
1387 return syscall4(SYS_timerfd_settime, @intCast(usize, fd), flags, @ptrToInt(new_value), @ptrToInt(old_value));1396 return syscall4(SYS_timerfd_settime, @bitCast(usize, isize(fd)), flags, @ptrToInt(new_value), @ptrToInt(old_value));
1388}1397}
13891398
1390pub const _LINUX_CAPABILITY_VERSION_1 = 0x19980330;1399pub const _LINUX_CAPABILITY_VERSION_1 = 0x19980330;
test/runtime_safety.zig+10
...@@ -275,6 +275,16 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {...@@ -275,6 +275,16 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {
275 \\}275 \\}
276 );276 );
277277
278 cases.addRuntimeSafety("signed integer not fitting in cast to unsigned integer - widening",
279 \\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
280 \\ @import("std").os.exit(126);
281 \\}
282 \\pub fn main() void {
283 \\ var value: c_short = -1;
284 \\ var casted = @intCast(u32, value);
285 \\}
286 );
287
278 cases.addRuntimeSafety("unwrap error",288 cases.addRuntimeSafety("unwrap error",
279 \\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {289 \\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
280 \\ if (@import("std").mem.eql(u8, message, "attempt to unwrap error: Whatever")) {290 \\ if (@import("std").mem.eql(u8, message, "attempt to unwrap error: Whatever")) {