BRANCH_TODO          |   4 -
 src/AstGen.zig       |  71 ++++--
 src/Compilation.zig  |   2 +-
 src/Module.zig       |  52 +++-
 src/Sema.zig         | 428 ++++++++++++++++++++------------
 src/Zir.zig          |  32 ++-
 src/codegen/llvm.zig |   4 +
 src/type.zig         | 116 +++++++++
 src/value.zig        |  55 ++--
 test/cases.zig       |   2 +-
 10 files changed, 519 insertions(+), 247 deletions(-)