[all-commits] [llvm/llvm-project] 92f698: Revert "[SCEV] Support clearing Block/LoopDisposit...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 92f698f01fa0bb8967233a6391ada2d51849fa68
      https://github.com/llvm/llvm-project/commit/92f698f01fa0bb8967233a6391ada2d51849fa68
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2022-10-07 (Fri, 07 Oct 2022)

  Changed paths:
    M llvm/include/llvm/Analysis/ScalarEvolution.h
    M llvm/lib/Analysis/ScalarEvolution.cpp
    M llvm/lib/Transforms/Scalar/LoopDeletion.cpp
    M llvm/lib/Transforms/Scalar/LoopSink.cpp
    M llvm/lib/Transforms/Utils/LoopSimplify.cpp

  Log Message:
  -----------
  Revert "[SCEV] Support clearing Block/LoopDispositions for a single value."

This reverts commit 9e931439ddb9b6b8f655940b9d8ed6db50c2a7e2.

This commit causes a crash when TSan, e.g. with
https://lab.llvm.org/buildbot/#/builders/70/builds/28309/steps/10/logs/stdio

Reverting while I extract a reproducer and submit a fix.