NEW 262968
Styles on elements of parents with :last-child pseudo-classes not being udpated 
https://bugs.webkit.org/show_bug.cgi?id=262968
Summary Styles on elements of parents with :last-child pseudo-classes not being udpated
Ethan Wong
Reported 2023-10-10 11:13:51 PDT
Created attachment 468154 [details] A page that reproduces this issue Styles on elements of parents with :last-child pseudo-classes may not update correctly when new elements being added. The attached html file reproduces this issue.
Attachments
A page that reproduces this issue (859 bytes, text/html)
2023-10-10 11:13 PDT, Ethan Wong 		no flags
Details
Screen recording of this issue (2.55 MB, video/quicktime)
2023-10-10 11:14 PDT, Ethan Wong 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Ethan Wong
Comment 1 2023-10-10 11:14:35 PDT
Created attachment 468155 [details] Screen recording of this issue
Radar WebKit Bug Importer
Comment 2 2023-10-10 13:52:37 PDT
<rdar://problem/116759051>
Ethan Wong
Comment 3 2023-10-14 04:17:31 PDT
Pull request: https://github.com/WebKit/WebKit/pull/19082
Ahmad Saleem
Comment 4 2023-12-17 10:13:12 PST
@Ethan - I noticed you have closed your PR but while testing the reduction / test case on WebKit ToT (272190@main), it is still reproducible.
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