[PATCH] D111579: [clang] Fix DIFile directory root on Windows

[Keith Smiley via Phabricator via cfe-commits]

keith added a reviewer: compnerd.
keith added a comment.

Adding since you might be interested in this, I think the Swift logic is also derived from this so it might have the same difference.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D111579/new/

https://reviews.llvm.org/D111579