[all-commits] [llvm/llvm-project] 719354: Revert "[SCEV] Fix and validate ValueExprMap/ExprV...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 719354a57191bff29f502b365ebf94c8b1c2a5d2
      https://github.com/llvm/llvm-project/commit/719354a57191bff29f502b365ebf94c8b1c2a5d2
  Author: Nikita Popov <nikita.ppv at gmail.com>
  Date:   2021-11-26 (Fri, 26 Nov 2021)

  Changed paths:
    M llvm/include/llvm/Analysis/ScalarEvolution.h
    M llvm/lib/Analysis/ScalarEvolution.cpp
    M llvm/test/CodeGen/PowerPC/more-dq-form-prepare.ll
    R llvm/test/Transforms/LoopStrengthReduce/X86/nested-ptr-addrec.ll

  Log Message:
  -----------
  Revert "[SCEV] Fix and validate ValueExprMap/ExprValueMap consistency"

This reverts commit bee8dcda1f01831808885ea23f9ac1467ce660f5.

Some sanitizer buildbots fail with:
> Attempt to use a SCEVCouldNotCompute object!

For example:
https://lab.llvm.org/buildbot/#/builders/85/builds/7020/steps/9/logs/stdio