[Webkit-unassigned] [Bug 207421] New: svg foreignObject with overflow:visible "frame lag" rendering bug

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=207421

            Bug ID: 207421
           Summary: svg foreignObject with overflow:visible "frame lag"
                    rendering bug
           Product: WebKit
           Version: Safari 13
          Hardware: Macintosh
                OS: macOS 10.15
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: SVG
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: marijanlekic89 at gmail.com
                CC: zimmermann at kde.org

SVG foreignObject is not rendered correctly when its "overflow" attribute is set to "visible".
When moving such an object it causes famous "frame lag" effect.

Minimum reproducible scenario:

Take a red rectangle and move it (drag it):

https://jsfiddle.net/8xvobd43/3/

UserAgent: "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.5 Safari/605.1.15"

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