[all-commits] [llvm/llvm-project] 41fc9b: [LAA] Fix recordAnalysis receiving null Instructio...

Igor Kirillov via All-commits all-commits at lists.llvm.org
Mon Mar 2 09:00:51 PST 2026


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 41fc9b98459c47d71579faef761160f0675b0772
      https://github.com/llvm/llvm-project/commit/41fc9b98459c47d71579faef761160f0675b0772
  Author: Igor Kirillov <igor.kirillov at arm.com>
  Date:   2026-03-02 (Mon, 02 Mar 2026)

  Changed paths:
    M llvm/lib/Analysis/LoopAccessAnalysis.cpp
    A llvm/test/Transforms/LoopVectorize/non-vectorizable-call-remark.ll

  Log Message:
  -----------
  [LAA] Fix recordAnalysis receiving null Instruction pointer (#183512)

When a memory-reading or memory-writing instruction is not a
LoadInst/StoreInst, the dyn_cast to Ld/St returns nullptr, which is then
passed to recordAnalysis. This causes the optimization remark to fall
back to the loop header location instead of pointing at the actual
problematic instruction.

Pass &I (the actual Instruction) instead.



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