[llvm-branch-commits] [UpdateTestChecks] Cleanly support .ifdef and .macros in update_mc_test_checks.py (PR #199305)

[Guo Chen via llvm-branch-commits]

broxigarchen wrote:

This looks a nice feature! I will probably wait for https://github.com/llvm/llvm-project/pull/199298 to land first and test it locally before reviewing this one

https://github.com/llvm/llvm-project/pull/199305