2011-01-18 Michael Saboff <msaboff@apple.com>
Reviewed by Oliver Hunt.
<rdar://problem/8875432> Regression: Some text-only e-mails cause hang beneath RegExp::match (52540)
https://bugs.webkit.org/show_bug.cgi?id=52540
https://bugs.webkit.org/show_bug.cgi?id=52662
Directly use backtrack label with parentheses nested under a
non-capturing parentheses. Also linked current parentheses
tail code object for possible parens nested within a non-capturing
parentheses.
* yarr/YarrJIT.cpp:
(JSC::Yarr::YarrGenerator::BacktrackDestination::linkBacktrackToLabel):
(JSC::Yarr::YarrGenerator::generateParenthesesSingle):
2011-01-18 Michael Saboff <msaboff@apple.com>
Reviewed by Oliver Hunt.
<rdar://problem/8875432> Regression: Some text-only e-mails cause hang beneath RegExp::match (52540)
https://bugs.webkit.org/show_bug.cgi?id=52540
https://bugs.webkit.org/show_bug.cgi?id=52662
New tests to check for proper linking of parentheses nested under
a non-capturing parentheses.
* fast/regex/parentheses-expected.txt:
* fast/regex/script-tests/parentheses.js:
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@76076
268f45cc-cd09-0410-ab3c-
d52691b4dbfc