[webkit-changes] [WebKit/WebKit] 09f24d: [FFC] Fix imported/w3c/web-platform-tests/css/css-...

[Alan Baradlay]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 09f24d2391a4dec7be41bedf7fc4687c8ede82ed
      https://github.com/WebKit/WebKit/commit/09f24d2391a4dec7be41bedf7fc4687c8ede82ed
  Author: Alan Baradlay <zalan at apple.com>
  Date:   2024-10-03 (Thu, 03 Oct 2024)

  Changed paths:
    M Source/WebCore/layout/formattingContexts/flex/FlexLayout.cpp
    M Source/WebCore/layout/integration/LayoutIntegrationCoverage.cpp

  Log Message:
  -----------
  [FFC] Fix imported/w3c/web-platform-tests/css/css-flexbox/flexbox-safe-overflow-position-002/003.html
https://bugs.webkit.org/show_bug.cgi?id=280801

Reviewed by Antti Koivisto.

Let's override the align value in all cases when safe is set. It fixes cases when wrap is reversed and the overflow would stick out at the wrong
end.

https://drafts.csswg.org/css-align/#overflow-values

"If the size of the alignment subject overflows the alignment container, the alignment subject is instead aligned as if the alignment mode were start."

* Source/WTF/Scripts/Preferences/UnifiedWebPreferences.yaml:
* Source/WebCore/layout/formattingContexts/flex/FlexLayout.cpp:
(WebCore::Layout::FlexLayout::handleMainAxisAlignment const):
(WebCore::Layout::FlexLayout::handleCrossAxisAlignmentForFlexLines const):
* Source/WebCore/layout/integration/LayoutIntegrationCoverage.cpp:
(WebCore::LayoutIntegration::canUseForFlexLayoutWithReason):
(WebCore::LayoutIntegration::printReason):

Canonical link: https://commits.webkit.org/284609@main



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