[LFC Display] Fix box locations for positioned elements
Created attachment 414953 [details] Patch
Created attachment 414960 [details] Patch
Comment on attachment 414960 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=414960&action=review > Source/WebCore/layout/layouttree/LayoutBox.h:233 > + return isInitialContainingBlock() || isPositioned() || style().hasTransform(); I'd change it to return isPositioned() || isContainingBlockForFixedPosition(); -which makes it quite clear that fixed positioning is a type of out-of-flow.
https://trac.webkit.org/changeset/270209/webkit
<rdar://problem/71769575>