This happens in WebKit/UIProcess/ios/WKContentView.mm when building iOS 13 with XCode beta and public SDK.
Created attachment 374203 [details] Patch
Comment on attachment 374203 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=374203&action=review > Source/WebKit/UIProcess/ios/WKContentView.mm:152 > + struct objc_super super { self, class_getSuperclass(object_getClass(self)) }; Looking through other code which set's struct values, seems that we prefer: struct objc_super super = { self, class_getSuperclass(object_getClass(self)) };
Created attachment 374229 [details] Patch
Comment on attachment 374229 [details] Patch Clearing flags on attachment: 374229 Committed r247491: <https://trac.webkit.org/changeset/247491>
All reviewed patches have been landed. Closing bug.
<rdar://problem/53167674>