[PATCH] D68155: [clang][NFC] Make various uses of Regex const

[Thomas Preud'homme via Phabricator via cfe-commits]

thopre added a comment.

My sincere apologies, I forgot to change the author in the commit. I don't often commit on behalf of others so didn't think enough.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D68155/new/

https://reviews.llvm.org/D68155