[all-commits] [llvm/llvm-project] 92fc4b: [InstCombine] Preserve poison in bitcast of insert...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 92fc4b482f58cb243d982d572adb7a80ceab6945
      https://github.com/llvm/llvm-project/commit/92fc4b482f58cb243d982d572adb7a80ceab6945
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2023-12-19 (Tue, 19 Dec 2023)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineVectorOps.cpp
    M llvm/test/Transforms/InstCombine/bitcast-vec-canon-inseltpoison.ll

  Log Message:
  -----------
  [InstCombine] Preserve poison in bitcast of insertelement fold

If the base was poison, retain the poison value.