[PATCH] D51849: [RegisterCoalescer] Avoid "Use not jointly dominated by defs" in removePartialRedundancy

[Tim Renouf via Phabricator via llvm-commits]

tpr updated this revision to Diff 165599.
tpr added a comment.

V2: mir test


Repository:
  rL LLVM

https://reviews.llvm.org/D51849

Files:
  lib/CodeGen/RegisterCoalescer.cpp
  test/CodeGen/AMDGPU/regcoal-removepartial-redundancy-not-jointly-dominated.mir

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