Bug 244769

Summary:	Fix incorrect assertion in RenderLayerCompositor::updateScrollingNodeForViewportConstrained()
Product:	WebKit	Reporter:	Simon Fraser (smfr) <simon.fraser>
Component:	Compositing	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	fred.wang, simon.fraser, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	Safari Technology Preview
Hardware:	Unspecified
OS:	Unspecified

Description Simon Fraser (smfr) 2022-09-03 14:54:19 PDT

YouTube.com hits a ASSERT(layer.renderer().isFixedPositioned()); assertion in RenderLayerCompositor::updateScrollingNodeForViewportConstrained()

Comment 1 Radar WebKit Bug Importer 2022-09-10 14:55:17 PDT

<rdar://problem/99784297>

Comment 2 Simon Fraser (smfr) 2022-11-09 14:03:26 PST

I've got a couple of other examples of this I'm looking at.