RESOLVED FIXED315062
Pahawh Hmong text is misrendered because it takes the simple text path 
https://bugs.webkit.org/show_bug.cgi?id=315062
Summary Pahawh Hmong text is misrendered because it takes the simple text path
Vitor Roriz
Reported 2026-05-18 17:18:15 PDT
The supplementary-character table in FontCascade::characterRangeCodePath does not include the Pahawh Hmong block (U+16B00 - U+16B8F), so runs containing those codepoints fall through to the simple text path which does not position Pahawh Hmong tone marks correctly. Therefore add the range to the table so Pahawh Hmong is shaped on the complex text path, which positions the marks correctly.
Attachments
Add attachment proposed patch, testcase, etc.
Vitor Roriz
Comment 1 2026-05-18 17:18:16 PDT
<rdar://problem/167446860>
Vitor Roriz
Comment 2 2026-05-18 17:22:13 PDT
Pull request: https://github.com/WebKit/WebKit/pull/65146
EWS
Comment 3 2026-05-18 21:44:17 PDT
Committed 313458@main (091658231ee4): <https://commits.webkit.org/313458@main> Reviewed commits have been landed. Closing PR #65146 and removing active labels.
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