[Webkit-unassigned] [Bug 67626] [Qt] Crash in WTF::double_conversion on news.sina.com.cn

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=67626





--- Comment #6 from zhouwg <winfred.zhou at irdeto.com>  2011-09-06 22:53:19 PST ---
(In reply to comment #3)
> (In reply to comment #2)
> > I cannot reproduce this with WebKit ToT build on Mac. Also, there have been some fixes for Qt in this area (like bug 67562), so maybe this is already fixed?
> I believe this is due to the fact that prior to r94514 on Qt, WTF::double_conversion::initialize() is never called, thus kCachedPowers is still null when it is derefed, causing a segfault.  As Alexey suggested, this issue should be fixed in bug 67562.
> *** This bug has been marked as a duplicate of bug 67652 ***



I add the patch found attached with Bug 67652(Changeset 94514) and rebuild webkit,
the bug disappeared and QtTestBrowser runing well until now.

thanks.

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