TODO                                      | 11 ++++
 doc/docgen.zig                            | 13 +----
 example/cat/main.zig                      |  2 +-
 example/mix_o_files/build.zig             |  2 +-
 example/shared_library/build.zig          |  2 +-
 src-self-hosted/main.zig                  |  6 +-
 src-self-hosted/module.zig                |  3 +-
 src-self-hosted/parser.zig                | 18 ++----
 src/ir.cpp                                | 76 ++++++++++++++++++++++--
 src/util.hpp                              | 19 +++---
 std/build.zig                             |  8 +--
 std/fmt/index.zig                         |  2 +-
 std/io.zig                                |  4 +-
 std/os/child_process.zig                  | 21 ++++++-
 std/os/index.zig                          | 99 ++++++++++++++++++++++++++------
 std/os/windows/util.zig                   |  3 +-
 std/special/bootstrap.zig                 |  4 +-
 std/special/build_runner.zig              | 25 +++++---
 test/cases/error.zig                      | 38 +++++++++++-
 test/compare_output.zig                   | 25 ++++----
 test/compile_errors.zig                   | 48 +++++++++++-----
 test/standalone/brace_expansion/build.zig |  2 +-
 test/standalone/brace_expansion/main.zig  | 13 ++++-
 test/standalone/issue_339/build.zig       |  2 +-
 test/standalone/issue_339/test.zig        |  2 +-
 test/standalone/pkg_import/build.zig      |  2 +-
 test/standalone/pkg_import/test.zig       |  2 +-
 test/standalone/use_alias/build.zig       |  2 +-
 28 files changed, 333 insertions(+), 121 deletions(-)