[all-commits] [llvm/llvm-project] ca7fdd: [DAGCombiner] fix miscompile in translating (X & u...

[RotateRight via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ca7fdd41bda02a24c401ecf75d306cea93c27fb5
      https://github.com/llvm/llvm-project/commit/ca7fdd41bda02a24c401ecf75d306cea93c27fb5
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2020-01-03 (Fri, 03 Jan 2020)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/X86/combine-and.ll

  Log Message:
  -----------
  [DAGCombiner] fix miscompile in translating (X & undef) to shuffle

See PR42982 for more context:
https://bugs.llvm.org/show_bug.cgi?id=42982