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Unverified Commit c373a1ff authored by Matthias Braun's avatar Matthias Braun Committed by GitHub
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LoopRotationUtils: Special case zero-branch weight cases (#66681) 

The formula I added to LoopRotationUtils does not produce reasonable
results if some of the branch weights are zero. Add special case
handling for this.

This fixes https://github.com/llvm/llvm-project/issues/66675
parent a5a008ff
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