[PATCH] D87744: [RegisterCoalescer] passs Undefs to extendToIndices()

[Ruiling, Song via Phabricator via llvm-commits]

ruiling updated this revision to Diff 292706.
ruiling added a comment.

further reduce .mir to trigger the issue. @arsenm Could you take a look?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87744/new/

https://reviews.llvm.org/D87744

Files:
  llvm/lib/CodeGen/RegisterCoalescer.cpp
  llvm/test/CodeGen/AMDGPU/coalescer-removepartial-extend-undef-subrange.mir

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D87744.292706.patch
Type: text/x-patch
Size: 4402 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20200918/e3e546ce/attachment.bin>