[PATCH] D59358: [CodeGenPrepare] avoid crashing from replacing a phi twice

[Mikael Holmén via Phabricator via llvm-commits]

uabelho added a comment.

I'll push this for JesperAntonsson in a bit since he's having some environment issues.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59358/new/

https://reviews.llvm.org/D59358