NEW 200888
Composited overscroll in position: fixed paints wrong 
https://bugs.webkit.org/show_bug.cgi?id=200888
Summary Composited overscroll in position: fixed paints wrong
Philip Rogers
Reported 2019-08-19 09:35:11 PDT
Created attachment 376691 [details] Testcase When composited overscrolling in position:fixed, the scroller can repaint incorrectly. To reproduce: 1) Open the attached testcase. 2) Use the trackpad to scroll the green box down 3) Use the trackpad to fling scroll the green box up 4) While the green box is overscrolled, quickly fling scroll the green box up again. A screenshot of this bug is available at http://pr.gg/safariscrollbug.png
Attachments
Testcase (325 bytes, text/html)
2019-08-19 09:35 PDT, Philip Rogers 		no flags
Details
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Radar WebKit Bug Importer
Comment 1 2019-08-19 10:32:46 PDT
<rdar://problem/54472544>
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