[all-commits] [llvm/llvm-project] 9cd83d: [InstCombine] Drop samesign in `foldLogOpOfMaskedI...

[Yingwei Zheng via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9cd83d6ea238d7aaba0c040f1bfbf6ba64fcc208
      https://github.com/llvm/llvm-project/commit/9cd83d6ea238d7aaba0c040f1bfbf6ba64fcc208
  Author: Yingwei Zheng <dtcxzyw2333 at gmail.com>
  Date:   2025-02-07 (Fri, 07 Feb 2025)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
    M llvm/test/Transforms/InstCombine/sign-test-and-or.ll

  Log Message:
  -----------
  [InstCombine] Drop samesign in `foldLogOpOfMaskedICmps` (#125829)

Alive2: https://alive2.llvm.org/ce/z/6zLAYp

Note: We can also apply this fix to the logic below (`if (Mask &
AMask_NotAllOnes)`), but it seems unreachable.



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