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

[Tim Renouf via Phabricator via llvm-commits]

tpr accepted this revision.
tpr added a comment.
This revision is now accepted and ready to land.

Yes, that works for me thanks on my larger test case.



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Comment at: lib/CodeGen/RegisterCoalescer.cpp:2454
+  // Avoid this case when there are subregs, as it can result in an incorrect
+  // subreg live range.
+  //
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Did you mean to leave this comment from my change in?


Repository:
  rL LLVM

https://reviews.llvm.org/D48102