[PATCH] D111457: [test] Add lit helper for windows paths

[Keith Smiley via Phabricator via llvm-commits]

keith added a comment.

For reference here's an example of a test that uses this https://reviews.llvm.org/D111579


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D111457/new/

https://reviews.llvm.org/D111457