[all-commits] [llvm/llvm-project] 808a6b: [VPlan] Bail out when rdx result cannot be found i...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 808a6ba345ce6e898e9acc4c5eda60165806e967
      https://github.com/llvm/llvm-project/commit/808a6ba345ce6e898e9acc4c5eda60165806e967
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2026-01-15 (Thu, 15 Jan 2026)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VPlanConstruction.cpp
    A llvm/test/Transforms/LoopVectorize/iv-select-cmp-fold-tail.ll

  Log Message:
  -----------
  [VPlan] Bail out when rdx result cannot be found in handleFindLast.

Turn assertion from 2abd6d6d7ac
(https://github.com/llvm/llvm-project/pull/158088) into a bail
out to prevent crash when tail-folding.

Fixes https://github.com/llvm/llvm-project/issues/175990.



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