RESOLVED FIXED305134
Some wasm js-string builtins have incorrect signatures 
https://bugs.webkit.org/show_bug.cgi?id=305134
Summary Some wasm js-string builtins have incorrect signatures
Kai Tamkun
Reported 2026-01-08 11:30:49 PST
rdar://166830652 cast, fromCharCode, fromCodePoint, concat and substring are currently marked as returning `externref` (nullable). The correct return type is `(ref extern)` (nonnullable) because these functions can never return null.
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Kai Tamkun
Comment 1 2026-01-09 14:19:13 PST
Pull request: https://github.com/WebKit/WebKit/pull/56362
EWS
Comment 2 2026-01-12 16:35:39 PST
Committed 305487@main (22b6a610f6ff): <https://commits.webkit.org/305487@main> Reviewed commits have been landed. Closing PR #56362 and removing active labels.
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