[PATCH] D41466: [Unroll][DebugInfo] Propagate loop body's debug info to epilog preheader

[Z. Zheng via Phabricator via llvm-commits]

zzheng created this revision.
zzheng added a reviewer: evstupac.
Herald added subscribers: JDevlieghere, aprantl.

NewExit and epilog PreHeader should has the same debug loc as the original loop
body, instead of original loop exit.


Repository:
  rL LLVM

https://reviews.llvm.org/D41466

Files:
  lib/Transforms/Utils/LoopUnrollRuntime.cpp
  test/Transforms/LoopUnroll/runtime-epilog-debuginfo.ll
  test/Transforms/LoopUnroll/runtime-loop1.ll

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