lib/std/debug.zig       |   2 +-
 src/Sema.zig            |  63 +++++++---
 src/codegen/llvm.zig    | 200 ++++++++++++++++++++++----------
 src/type.zig            | 197 ++++++++++++++++++++++++-------
 test/behavior/error.zig |  31 ++++-
 5 files changed, 369 insertions(+), 124 deletions(-)