Bug 312853

Summary: revert-layer doesn't compute correctly if there is a leading empty/space substitution
Product: WebKit Reporter: Jane Ori <janeori>
Component: CSSAssignee: Antti Koivisto <koivisto>
Status: RESOLVED FIXED    
Severity: Normal CC: karlcow, koivisto, simon.fraser, webkit-bug-importer, zalan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Mac (Apple Silicon)   
OS: macOS 26   
See Also: https://github.com/web-platform-tests/wpt/pull/59699

Jane Ori
Reported 2026-04-20 21:33:18 PDT
Here is an interop test panel https://codepen.io/propjockey/pen/WbGWBaQ/e6e29eb80973b7ad5c254009053a4b36?editors=1100 All green in chrome all red in firefox except for the hardcoded value mixed results in safari Thank you! // Jane
Attachments
Radar WebKit Bug Importer
Comment 1 2026-04-27 21:34:10 PDT
Antti Koivisto
Comment 2 2026-05-06 09:59:50 PDT
EWS
Comment 3 2026-05-06 11:05:41 PDT
Committed 312721@main (2ec549a69c98): <https://commits.webkit.org/312721@main> Reviewed commits have been landed. Closing PR #64376 and removing active labels.
Antti Koivisto
Comment 4 2026-05-06 11:41:18 PDT
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/59699
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