Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 42319cdd11739fabab22f4a2ee5353989addd487
https://github.com/WebKit/WebKit/commit/42319cdd11739fabab22f4a2ee5353989addd487
Author: Antti Koivisto <[email protected]>
Date: 2026-01-15 (Thu, 15 Jan 2026)
Changed paths:
A LayoutTests/fast/table/table-with-block-in-inline-fast-path-expected.html
A LayoutTests/fast/table/table-with-block-in-inline-fast-path.html
M Source/WebCore/rendering/RenderBlockFlow.cpp
Log Message:
-----------
REGRESSION(304526@main): perf test page flickers when loading or relaunching
https://bugs.webkit.org/show_bug.cgi?id=305577
rdar://168187880
Reviewed by Alan Baradlay.
We end up with bad table layout because layoutSimpleBlockContentInInline
optimization.
Test: fast/table/table-with-block-in-inline-fast-path.html
* LayoutTests/fast/table/table-with-block-in-inline-fast-path-expected.html:
Added.
* LayoutTests/fast/table/table-with-block-in-inline-fast-path.html: Added.
* Source/WebCore/rendering/RenderBlockFlow.cpp:
(WebCore::RenderBlockFlow::layoutSimpleBlockContentInInline):
Tables rely on inline layout always recomputing the block height.
Disable the fast path for them.
Canonical link: https://commits.webkit.org/305655@main
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