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

[Tim Renouf via Phabricator via llvm-commits]

tpr added a comment.

D'oh! I now think that last problem is because I made a mistake resolving conflicts when cherry-picking this change on top of https://reviews.llvm.org/D35073.

So I think this change is good, and I'm going to set off some more testing overnight to make sure.


Repository:
  rL LLVM

https://reviews.llvm.org/D48102