[PATCH] D48102: Improve handling of COPY instructions with identical value numbers

[Tim Renouf via Phabricator via llvm-commits]

tpr added a comment.

I guess there is the possibility that OtherVNI is not the closest dominating def, but surely it would not be coalescing in the first place if that was true.


Repository:
  rL LLVM

https://reviews.llvm.org/D48102