[webkit-changes] [WebKit/WebKit] a97375: Unreviewed, reverting 265833 at main.

[Commit Queue]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: a97375624ef51c9fb3b63800b0d75045c2ff61fc
      https://github.com/WebKit/WebKit/commit/a97375624ef51c9fb3b63800b0d75045c2ff61fc
  Author: Commit Queue <commit-queue at webkit.org>
  Date:   2023-07-10 (Mon, 10 Jul 2023)

  Changed paths:
    R JSTests/stress/propogate-PureInt-double-use.js
    M Source/JavaScriptCore/dfg/DFGBackwardsPropagationPhase.cpp
    M Source/JavaScriptCore/dfg/DFGBackwardsPropagationPhase.h
    M Source/JavaScriptCore/dfg/DFGFixupPhase.cpp
    M Source/JavaScriptCore/dfg/DFGPlan.cpp
    M Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp
    M Source/JavaScriptCore/dfg/DFGStrengthReductionPhase.cpp

  Log Message:
  -----------
  Unreviewed, reverting 265833 at main.
https://bugs.webkit.org/show_bug.cgi?id=259065

caused crashes on popular websites <rdar://111944146>

Reverted changeset:

"DFG should update backwards propogation after fixup."
https://bugs.webkit.org/show_bug.cgi?id=257949
https://commits.webkit.org/265833@main

Canonical link: https://commits.webkit.org/265913@main