[all-commits] [llvm/llvm-project] ae5ff3: [SLP]Fix PR62665: compiler crash when trying to ac...

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ae5ff3ca0cd923a9fb2b46701641acab3dd15e4b
      https://github.com/llvm/llvm-project/commit/ae5ff3ca0cd923a9fb2b46701641acab3dd15e4b
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2023-05-22 (Mon, 22 May 2023)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    A llvm/test/Transforms/SLPVectorizer/X86/poison-element-shuffle.ll

  Log Message:
  -----------
  [SLP]Fix PR62665: compiler crash when trying to access non-existing mask
element.

Need to check at first if the SubMask element is PoisonMaskElem to avoid
compiler crash.