[all-commits] [llvm/llvm-project] d1cee3: [LoopVectorize] Fix crash on "Cannot dereference e...

[LiDongjin via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d1cee3539fdf766e544fa783e7db1cd9ec8de801
      https://github.com/llvm/llvm-project/commit/d1cee3539fdf766e544fa783e7db1cd9ec8de801
  Author: LiDongjin <jin.mse.sse at gmail.com>
  Date:   2022-11-03 (Thu, 03 Nov 2022)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    A llvm/test/Transforms/LoopVectorize/AArch64/pr56627.ll

  Log Message:
  -----------
  [LoopVectorize] Fix crash on "Cannot dereference end iterator!"(PR56627)

Check hasOneUser before user_back().

Differential Revision: https://reviews.llvm.org/D136227