[all-commits] [llvm/llvm-project] cf62ad: [SLP]Fix delete of the extractelement with users.

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cf62adbbd83e593a893a27234636b939870c9658
      https://github.com/llvm/llvm-project/commit/cf62adbbd83e593a893a27234636b939870c9658
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2023-04-06 (Thu, 06 Apr 2023)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    A llvm/test/Transforms/SLPVectorizer/X86/extract-many-users-buildvector.ll

  Log Message:
  -----------
  [SLP]Fix delete of the extractelement with users.

Made the condition for the erasing of the gathered extractelements
stricter, remove it only if it has single vectorized use, otherwise
leave it for instcombiner/instsimplify analysis.