[Webkit-unassigned] [Bug 16503] New: match limit takes at least 13% of the time on the SunSpider regexp-dna test

[bugzilla-daemon at webkit.org]

http://bugs.webkit.org/show_bug.cgi?id=16503

           Summary: match limit takes at least 13% of the time on the
                    SunSpider regexp-dna test
           Product: WebKit
           Version: 525+ (Nightly build)
          Platform: Macintosh
        OS/Version: Mac OS X 10.4
            Status: NEW
          Severity: Enhancement
          Priority: P3
         Component: JavaScriptCore
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: darin at apple.com
                CC: eric at webkit.org, mjs at apple.com, darin at apple.com,
                    ggaren at apple.com


The match limit inside the regular expression execution engine slows down the
regexp-dna test by about 13%. If we can find some more efficient way of
preventing complex regular expressions from causing a hang, then we could get a
substantial speed-up.

See bug 16458 for some history.


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