[all-commits] [llvm/llvm-project] c3e163: [SLP][REVEC] Ignore UserTreeIndex if it is empty. ...

[Han-Kuan Chen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c3e16337a47355225f3d8ea467bf4bd4bb74c4cd
      https://github.com/llvm/llvm-project/commit/c3e16337a47355225f3d8ea467bf4bd4bb74c4cd
  Author: Han-Kuan Chen <hankuan.chen at sifive.com>
  Date:   2025-03-20 (Thu, 20 Mar 2025)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    A llvm/test/Transforms/SLPVectorizer/X86/revec-reduced-value-replace-extractelement.ll

  Log Message:
  -----------
  [SLP][REVEC] Ignore UserTreeIndex if it is empty.  (#131993)

Previously, the all_of check did not consider the case where the
TreeEntry is empty (i.e., when it is the first entry).



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