[all-commits] [llvm/llvm-project] 9f4c9b: Revert D155711 "[SimplifyCFG] Hoist common instruc...

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9f4c9b90c935ea071d931917bb2bbfcca252c430
      https://github.com/llvm/llvm-project/commit/9f4c9b90c935ea071d931917bb2bbfcca252c430
  Author: Fangrui Song <i at maskray.me>
  Date:   2023-09-20 (Wed, 20 Sep 2023)

  Changed paths:
    M llvm/lib/Transforms/Utils/SimplifyCFG.cpp
    M llvm/test/CodeGen/AArch64/patchable-function-entry-bti.ll
    M llvm/test/Transforms/SimplifyCFG/HoistCode.ll
    M llvm/test/Transforms/SimplifyCFG/hoist-common-code-with-unreachable.ll
    M llvm/test/Transforms/SimplifyCFG/hoist-common-code.ll
    M llvm/test/Transforms/SimplifyCFG/hoist-common-skip.ll
    M llvm/test/Transforms/SimplifyCFG/hoist-with-metadata.ll

  Log Message:
  -----------
  Revert D155711 "[SimplifyCFG] Hoist common instructions on Switch."

This reverts commit 96ea48ff5dcba46af350f5300eafd7f7394ba606.

The change may cause Verifier.cpp error
"musttail call must precede a ret with an optional bitcast"