[PATCH] D127516: RegisterCoalescer: Fix verifier error when merging copy of undef

[Matt Arsenault via Phabricator via llvm-commits]

arsenm updated this revision to Diff 440794.
arsenm added a comment.

Remove unnecessary check


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D127516/new/

https://reviews.llvm.org/D127516

Files:
  llvm/lib/CodeGen/RegisterCoalescer.cpp
  llvm/test/CodeGen/AMDGPU/coalesce-liveout-undef-copy.mir
  llvm/test/CodeGen/AMDGPU/undef-subreg-use-after-coalesce.mir

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