Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 8a7e39c2bf8143abde0d9b49c1ba66c7d96d715f
https://github.com/WebKit/WebKit/commit/8a7e39c2bf8143abde0d9b49c1ba66c7d96d715f
Author: Kai Tamkun <[email protected]>
Date: 2026-05-28 (Thu, 28 May 2026)
Changed paths:
A
JSTests/stress/array-prototype-valueOf-override-should-not-break-toPrimitive.js
M Source/JavaScriptCore/runtime/JSArray.cpp
M Source/JavaScriptCore/runtime/JSGlobalObject.cpp
M Source/JavaScriptCore/runtime/JSGlobalObject.h
Log Message:
-----------
[JSC] Array ToPrimitive fast path ignores Array.prototype.valueOf override
https://bugs.webkit.org/show_bug.cgi?id=314582
rdar://176823624
Reviewed by Yusuke Suzuki.
313028@main fixed the case where overriding Object.prototype.valueOf can break
array stringification. This patch handles overriding Array.prototype.valueOf
too.
Test:
JSTests/stress/array-prototype-valueOf-override-should-not-break-toPrimitive.js
*
JSTests/stress/array-prototype-valueOf-override-should-not-break-toPrimitive.js:
Added.
(Array.prototype.valueOf):
* Source/JavaScriptCore/runtime/JSArray.cpp:
(JSC::JSArray::isToPrimitiveFastAndNonObservable):
* Source/JavaScriptCore/runtime/JSGlobalObject.cpp:
(JSC::JSGlobalObject::init):
* Source/JavaScriptCore/runtime/JSGlobalObject.h:
Canonical link: https://commits.webkit.org/314056@main
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