[PATCH] D70676: [DebugInfo] Don't repeatedly created undef DBG_VALUEs during machine-sinking

[Jeremy Morse via Phabricator via llvm-commits]

jmorse updated this revision to Diff 236835.
jmorse added a comment.

Address review comments; will drop an explanation inline.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70676/new/

https://reviews.llvm.org/D70676

Files:
  llvm/lib/CodeGen/MachineSink.cpp
  llvm/test/DebugInfo/MIR/X86/machinesink.mir

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