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

[Krzysztof Parzyszek via Phabricator via llvm-commits]

kparzysz added a comment.

You're right, `extendToIndices` should be ok.  I wanted to be explicit about what gets extended (since it could catch other errors), while `extendToIndices` would just extend whatever is the reaching value.


Repository:
  rL LLVM

https://reviews.llvm.org/D48102