[webkit-changes] [WebKit/WebKit] b33b49: ASSERTION FAILED: m_setOp == CharacterClassSetOp::...

[Michael Saboff]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: b33b49a0599257b96cb7f9436fc4c488a6f3ee31
      https://github.com/WebKit/WebKit/commit/b33b49a0599257b96cb7f9436fc4c488a6f3ee31
  Author: Michael Saboff <msaboff at apple.com>
  Date:   2023-05-18 (Thu, 18 May 2023)

  Changed paths:
    M JSTests/stress/regexp-vflag-property-of-strings.js
    M Source/JavaScriptCore/yarr/YarrPattern.cpp

  Log Message:
  -----------
  ASSERTION FAILED: m_setOp == CharacterClassSetOp::Default || m_setOp == setOp
https://bugs.webkit.org/show_bug.cgi?id=256750
<rdar://problem/108256053>

Reviewed by Yusuke Suzuki.

When we end a character class in YarrPatternConstructor, we need to reset the associated
character class constructor for a possible follow on character class.

Added two new test cases.

* JSTests/stress/regexp-vflag-property-of-strings.js:
* Source/JavaScriptCore/yarr/YarrPattern.cpp:
(JSC::Yarr::YarrPatternConstructor::atomCharacterClassEnd):

Canonical link: https://commits.webkit.org/264207@main