src/Sema.zig            | 33 +++++++++++++++++---------------
 src/codegen.zig         |  2 +-
 src/codegen/c.zig       |  3 +--
 src/codegen/llvm.zig    |  2 +-
 src/type.zig            |  9 ++++++++-
 test/behavior/union.zig | 24 +++++++++++++++++++++++
 6 files changed, 53 insertions(+), 20 deletions(-)