[all-commits] [llvm/llvm-project] 8e7df9: Revert "[loop-idiom] Hoist loop memcpys to loop pr...

[Krasimir Georgiev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8e7df996e3054cc174b91bc103057747c8349c06
      https://github.com/llvm/llvm-project/commit/8e7df996e3054cc174b91bc103057747c8349c06
  Author: Krasimir Georgiev <krasimir at google.com>
  Date:   2021-03-30 (Tue, 30 Mar 2021)

  Changed paths:
    M llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp
    M llvm/test/Transforms/LoopIdiom/memcpy-debugify-remarks.ll
    R llvm/test/Transforms/LoopIdiom/memcpy-intrinsic.ll
    M llvm/test/Transforms/LoopIdiom/memset-debugify-remarks.ll

  Log Message:
  -----------
  Revert "[loop-idiom] Hoist loop memcpys to loop preheader"

This reverts commit 92ddd3c1b6cd8f01f39dfd716cf3e976de126e66.

Causes multistage clang crashes, e.g.:
https://lab.llvm.org/buildbot/#/builders/36/builds/6678