[Webkit-unassigned] [Bug 252668] New: Calling FontCascade::glyphDataForCharacter triggers unexpected change in font loading behavior

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Feb 21 09:01:12 PST 2023


https://bugs.webkit.org/show_bug.cgi?id=252668

            Bug ID: 252668
           Summary: Calling FontCascade::glyphDataForCharacter triggers
                    unexpected change in font loading behavior
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: zalan at apple.com
                CC: bfulgham at webkit.org, simon.fraser at apple.com,
                    zalan at apple.com

fast/text/font-promises-gc.html
imported/w3c/web-platform-tests/css/css-fonts/fallback-remote-to-data-url.html
imported/w3c/web-platform-tests/css/css-fonts/font-display/font-display-failure-fallback.html

they fail/pass depending on whether we issue a call to FontCascade::glyphDataForCharacter in RenderText::styleDidChange (see canUseSimplifiedTextMeasuring) or not.

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