[PATCH] D128164: [LoopPeel] Forget updated exit phi values.

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added reviewers: reames, nikic, mkazantsev.
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LoopPeel add new incoming values to exit phi nodes which can change the
SCEV for the phi after 20d798bd47ec51 <https://reviews.llvm.org/rG20d798bd47ec5191de1b2a8a031da06a04e612e1>.

Forget SCEVs for such phis.

Fixes #56044.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D128164

Files:
  llvm/lib/Transforms/Utils/LoopPeel.cpp
  llvm/test/Transforms/LoopUnroll/scevunroll.ll

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