[PATCH] D151690: [LoopIdiom] Freeze BitPos if !isGuaranteedNotToBeUndefOrPoison

[luxufan via Phabricator via llvm-commits]

StephenFan created this revision.
StephenFan added reviewers: nikic, lebedev.ri.
Herald added a subscriber: hiraditya.
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StephenFan requested review of this revision.
Herald added a project: LLVM.
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Fixes: https://github.com/llvm/llvm-project/issues/62873


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D151690

Files:
  llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp
  llvm/test/Transforms/LoopIdiom/X86/left-shift-until-bittest.ll

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