[Webkit-unassigned] [Bug 249330] New: REGRESSION(257823 at main): 10X lookbehind.js Test262-tests are constant failures

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=249330

            Bug ID: 249330
           Summary: REGRESSION(257823 at main): 10X lookbehind.js
                    Test262-tests are constant failures
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Jenner at apple.com

The following 10 Test262 tests are constant failures on Monterey:

test/built-ins/RegExp/named-groups/lookbehind.js 
test/built-ins/RegExp/named-groups/lookbehind.js 
test/language/literals/regexp/invalid-optional-lookbehind.js 
test/language/literals/regexp/invalid-optional-lookbehind.js 
test/language/literals/regexp/invalid-optional-negative-lookbehind.js 
test/language/literals/regexp/invalid-optional-negative-lookbehind.js 
test/language/literals/regexp/invalid-range-lookbehind.js 
test/language/literals/regexp/invalid-range-lookbehind.js 
test/language/literals/regexp/invalid-range-negative-lookbehind.js 
test/language/literals/regexp/invalid-range-negative-lookbehind.js 


Observed here:
https://build.webkit.org/#/builders/364/builds/10429


FAILURE TEXT:

FAIL test/built-ins/RegExp/named-groups/lookbehind.js (default)
Full Output:
Exception: Test262Error: Expected [f, undefined] and [f, c] to have the same contents. 
FAIL test/built-ins/RegExp/named-groups/lookbehind.js (strict mode)
Full Output:
Exception: Test262Error: Expected [f, undefined] and [f, c] to have the same contents. 
FAIL test/language/literals/regexp/invalid-optional-lookbehind.js (default)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-optional-lookbehind.js (strict mode)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-optional-negative-lookbehind.js (default)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-optional-negative-lookbehind.js (strict mode)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-range-lookbehind.js (default)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-range-lookbehind.js (strict mode)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-range-negative-lookbehind.js (default)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.
FAIL test/language/literals/regexp/invalid-range-negative-lookbehind.js (strict mode)
Full Output:
Expected uncaught exception with name 'SyntaxError' but exception value is not instance of this exception class
Exception: Test262: This statement should not be evaluated.

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