[PATCH] D109621: [clang][Driver] Default to loading clang.cfg if config file not specified

[Michał Górny via Phabricator via cfe-commits]

mgorny commandeered this revision.
mgorny added a reviewer: asymptotically.
mgorny added a comment.

After discussing privately with @asymptotically, I'm going to try to finish this.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109621/new/

https://reviews.llvm.org/D109621