[PATCH] D136315: [clang][Darwin] Try to guess the SDK root with xcrun when unspecified

[J. Ryan Stinnett via Phabricator via cfe-commits]

jryans added a comment.

Since we seem to have several breakages here, it does seem best to revert for now so that a revised approach can be investigated. I will aim to revert tomorrow when back at my desk.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136315/new/

https://reviews.llvm.org/D136315