[Webkit-unassigned] [Bug 33230] svg/W3C-SVG-1.1/animate-elem-30-t.svg crashing occasionally on Leopard Build Bot

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=33230





--- Comment #23 from Nikolas Zimmermann <zimmermann at kde.org>  2010-01-21 16:11:07 PST ---
(In reply to comment #22)
> (In reply to comment #21)
> > So is it not safe to trigger additional layout during a layout()?
> 
> Correct.
> 
> > SVG does this:
> > http://trac.webkit.org/browser/trunk/WebCore/rendering/SVGRenderSupport.cpp#L253
> 
> Has always been incorrect and is a serious design problem.

Huh?

Every RenderBlock calls child->layoutIfNeeded(), from it's own layout() method.
Where is the problem here? We're only layouting the subtree, no one retriggers
a root layout from the middle of a layout.

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