doc/langref.html.in     |  34 +++++++--
 src/all_types.hpp       |  10 +++
 src/codegen.cpp         |   3 +
 src/ir.cpp              | 118 ++++++++++++++++++++++++++++----
 src/ir_print.cpp        |  14 ++++
 std/json.zig            |   2 +-
 test/cases/enum.zig     |  16 ++---
 test/cases/union.zig    |   4 +-
 test/compile_errors.zig |  24 ++-----
 9 files changed, 174 insertions(+), 51 deletions(-)