[PATCH] D27745: [llvm] Turn off reverse iteration of SmallPtrSet by default

[Paul Robinson via Phabricator via llvm-commits]

probinson added a comment.

The ones that first pinged me were the self-host bots.  Build clang, then use that clang to build clang again.  Mostly clang itself was crashing.


Repository:
  rL LLVM

https://reviews.llvm.org/D27745