[all-commits] [llvm/llvm-project] 1cf6b9: Revert "[Local] Allow creating callbr with duplica...

[Nick Desaulniers via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1cf6b93df168fea81e3ca7c6c3c9fcaaf82c7785
      https://github.com/llvm/llvm-project/commit/1cf6b93df168fea81e3ca7c6c3c9fcaaf82c7785
  Author: Nick Desaulniers <ndesaulniers at google.com>
  Date:   2022-07-19 (Tue, 19 Jul 2022)

  Changed paths:
    M llvm/lib/Transforms/Utils/Local.cpp
    M llvm/test/CodeGen/AArch64/callbr-asm-obj-file.ll
    M llvm/test/Transforms/JumpThreading/callbr-edge-split.ll
    M llvm/test/Transforms/JumpThreading/pr46857-callbr.ll
    M llvm/test/Transforms/SimplifyCFG/callbr-destinations.ll
    M llvm/test/Transforms/SimplifyCFG/jump-threading.ll

  Log Message:
  -----------
  Revert "[Local] Allow creating callbr with duplicate successors"

This reverts commit 08860f525a2363ccd697ebb3ff59769e37b1be21.

Crashes during PPC64LE linux kernel builds as reported by @nathanchance.
https://reviews.llvm.org/D129997#3663632