[all-commits] [llvm/llvm-project] 17bad1: [LV] Bail out on header phis in shouldConsiderInva...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 17bad1a9da228ade0c0b9b020ee99769b188d9b3
      https://github.com/llvm/llvm-project/commit/17bad1a9da228ade0c0b9b020ee99769b188d9b3
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2024-11-01 (Fri, 01 Nov 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/test/Transforms/LoopVectorize/phi-cost.ll

  Log Message:
  -----------
  [LV] Bail out on header phis in shouldConsiderInvariant.

This fixes an infinite recursion in rare cases.

Fixes https://github.com/llvm/llvm-project/issues/113794.



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