src-self-hosted/compilation.zig | 106 ++++--
 src-self-hosted/ir.zig          | 588 ++++++++++++++++++++++++--------
 src-self-hosted/scope.zig       |  24 +-
 test/stage2/compile_errors.zig  |  12 +
 4 files changed, 555 insertions(+), 175 deletions(-)