30+ layout-test are crashing on Windows. This is a recent regression. e.g.: Build: https://build.webkit.org/builders/Apple%20Win%2010%20Release%20%28Tests%29/builds/4754 Results: https://build.webkit.org/results/Apple%20Win%2010%20Release%20(Tests)/r255170%20(4754)/results.html Dashboard: https://results.webkit.org/?suite=layout-tests&test=accessibility%2Fnon-data-table-cell-title-ui-element.html It indicates regression range between r255161-r255170.
Another example: Build: https://ews-build.webkit.org/#/builders/10/builds/4991 Result: https://ews-build.webkit.org/results/Windows-EWS/r388929-4991-clean-tree/results.html Crash log: https://ews-build.webkit.org/results/Windows-EWS/r388929-4991-clean-tree/accessibility/anonymous-render-block-in-continuation-causes-crash-crash-log.txt
Frame[00] Triage Symbol: [WebKit!AccessibleDocument::document+0xf] Frame[01] Triage Symbol: [WebKit!WebFrame::accessible+0x46] Frame[02] Ignore Symbol: [WebKit!WebView::WebViewWndProc+0x5a8] There was only one accessibility change in that range, https://trac.webkit.org/r255167
<rdar://problem/58961838>
Created attachment 389044 [details] Patch
Comment on attachment 389044 [details] Patch Clearing flags on attachment: 389044 Committed r255270: <https://trac.webkit.org/changeset/255270>
All reviewed patches have been landed. Closing bug.