Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: c25d650a72fc07adeead148b3da86d9fce4da672
      
https://github.com/WebKit/WebKit/commit/c25d650a72fc07adeead148b3da86d9fce4da672
  Author: Carlos Garcia Campos <[email protected]>
  Date:   2026-08-18 (Tue, 18 Aug 2026)

  Changed paths:
    A 
LayoutTests/compositing/geometry/composited-bounds-single-axis-clip-taller-than-document-expected.txt
    A 
LayoutTests/compositing/geometry/composited-bounds-single-axis-clip-taller-than-document.html
    M 
LayoutTests/compositing/geometry/composited-bounds-with-single-axis-clip-expected.txt
    A 
LayoutTests/platform/glib/compositing/geometry/composited-bounds-single-axis-clip-taller-than-document-expected.txt
    A 
LayoutTests/platform/ios/compositing/geometry/composited-bounds-with-single-axis-clip-expected.txt
    M Source/WebCore/rendering/RenderLayer.cpp

  Log Message:
  -----------
  REGRESSION(318557@main): Pasted text gets cut off in 
https://app.coderpad.io/sandbox
https://bugs.webkit.org/show_bug.cgi?id=321869

Reviewed by Simon Fraser.

318557@main bounded a layer whose clip is unbounded in one axis by
re-clipping it to the document rect, but it can be smaller than the
layer contents. Fall back to the descendant union instead.

Test: 
compositing/geometry/composited-bounds-single-axis-clip-taller-than-document.html

* 
LayoutTests/compositing/geometry/composited-bounds-single-axis-clip-taller-than-document-expected.txt:
 Added.
* 
LayoutTests/compositing/geometry/composited-bounds-single-axis-clip-taller-than-document.html:
 Added.
* 
LayoutTests/compositing/geometry/composited-bounds-with-single-axis-clip-expected.txt:
* 
LayoutTests/platform/ios/compositing/geometry/composited-bounds-with-single-axis-clip-expected.txt:
 Copied from 
LayoutTests/compositing/geometry/composited-bounds-with-single-axis-clip-expected.txt.
* Source/WebCore/rendering/RenderLayer.cpp:
(WebCore::RenderLayer::calculateClipRects const):
* 
LayoutTests/platform/glib/compositing/geometry/composited-bounds-single-axis-clip-taller-than-document-expected.txt:
 Added.

Canonical link: https://commits.webkit.org/319350@main



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