[all-commits] [llvm/llvm-project] 2377b9: [DAG] SimplifyShift - shift i1/vXi1 X, Y --> X (an...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2377b9773d40d2daa249ac20fe452f041bb6a88c
      https://github.com/llvm/llvm-project/commit/2377b9773d40d2daa249ac20fe452f041bb6a88c
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-03-19 (Tue, 19 Mar 2024)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    A llvm/test/CodeGen/X86/pr85681.ll

  Log Message:
  -----------
  [DAG] SimplifyShift - shift i1/vXi1 X, Y --> X (any non-zero shift amount is undefined).

Alive2: https://alive2.llvm.org/ce/z/SdESbg

Fixes #85681



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