[PATCH] D45754: [PM/LoopUnswitch] Detect irreducible control flow within loops and skip unswitching non-trivial edges.

[Chandler Carruth via Phabricator via llvm-commits]

chandlerc added a comment.

OK, should be ready for review again! A much, much simpler patch now.


Repository:
  rL LLVM

https://reviews.llvm.org/D45754