Bug 245002

Summary: [ iOS wk2 ] compositing/clipping/border-radius-async-overflow-non-stacking.html is a almost constant failure
Product: WebKit Reporter: Hercules Hjalmarsson <hhjalmarsson>
Component: New BugsAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: simon.fraser, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Diff images none

Hercules Hjalmarsson
Reported 2022-09-09 13:56:12 PDT
compositing/clipping/border-radius-async-overflow-non-stacking.html Is an almost constant image failure on iOS wk2 ToT and since a re-sync at 254253@main. HISTORY: https://results.webkit.org/?suite=layout-tests&test=compositing/clipping/border-radius-async-overflow-non-stacking.html DIFF images attached.
Attachments
Diff images (73.88 KB, application/zip)
2022-09-09 14:00 PDT, Hercules Hjalmarsson 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2022-09-09 13:56:31 PDT
<rdar://problem/99758433>
Hercules Hjalmarsson
Comment 2 2022-09-09 14:00:41 PDT
Created attachment 462243 [details] Diff images
Hercules Hjalmarsson
Comment 3 2022-09-09 14:09:07 PDT
This issue can be bisected to 254253@main using command: run-webkit-tests -f --exit-after-n-failures 1 --force --child-processes=5 --iterations=500 --ios-simulator --release compositing/clipping/border-radius-async-overflow-non-stacking.html
EWS
Comment 4 2022-09-09 14:11:23 PDT
Test gardening commit 254326@main (129698cc413e): <https://commits.webkit.org/254326@main> Reviewed commits have been landed. Closing PR #4191 and removing active labels.
Simon Fraser (smfr)
Comment 5 2022-09-09 14:27:42 PDT
This just needs some pixel tolerance.
Simon Fraser (smfr)
Comment 6 2022-09-09 15:59:13 PDT
I tried using CA_DISABLE_GENERIC_SHADERS to fix this and it didn't help.
Simon Fraser (smfr)
Comment 7 2022-09-09 16:11:57 PDT
Pull request: https://github.com/WebKit/WebKit/pull/4200
EWS
Comment 8 2022-09-09 17:12:58 PDT
Test gardening commit 254340@main (724f0c8d1a43): <https://commits.webkit.org/254340@main> Reviewed commits have been landed. Closing PR #4200 and removing active labels.
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