.gitignore                | 11 ++++++
 src/ir.cpp                | 16 ++++++++-
 std/os/linux/index.zig    |  2 +-
 std/os/linux/test.zig     |  4 +++
 std/rand/index.zig        |  9 ++---
 test/behavior.zig         |  1 +
 test/cases/underscore.zig | 28 +++++++++++++++
 test/cases/union.zig      | 14 ++++++++
 test/compile_errors.zig   | 58 ++++++++++++++++++++++++++++++++
 9 files changed, 137 insertions(+), 6 deletions(-)