[PATCH] D44911: [MachineCopyPropagation] Handle COPY with overlapping source/dest.

Geoff Berry via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Mar 28 13:36:23 PDT 2018

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gberry added a comment.

I'm not sure I see what's wrong with removing the second COPY in either of these cases, unless the semantics of the multi-register COPY are that each component register is copied in order?


Repository:
  rL LLVM

https://reviews.llvm.org/D44911

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