[PATCH] D138836: [UpdateTestChecks] Fix `update_test_checks.py` to add "unused" prefixes

[Roman Lebedev via Phabricator via cfe-commits]

lebedev.ri added a comment.

Thanks!
There's also the one for MCA, but this situation basically never happens for those tests.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D138836/new/

https://reviews.llvm.org/D138836