Attachment 371320 Details for Bug 105282 – Patch

[patch] Patch

bug-105282-20190604225637.patch (text/plain), 1.38 KB, created by Alexey Shvayka on 2019-06-04 12:56:38 PDT

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Creator: Alexey Shvayka

Created: 2019-06-04 12:56:38 PDT

Size: 1.38 KB

patch

obsolete

>Index: Source/JavaScriptCore/ChangeLog
>===================================================================
>--- Source/JavaScriptCore/ChangeLog	(revision 246076)
>+++ Source/JavaScriptCore/ChangeLog	(working copy)
>@@ -1,3 +1,15 @@
>+2019-06-04  Aleksey Shvayka  <shvaikalesh@gmail.com>
>+
>+        Date.prototype.toJSON does not execute steps 1-2
>+        https://bugs.webkit.org/show_bug.cgi?id=105282
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        Resolve `this` value using strict mode semantics.
>+
>+        * runtime/DatePrototype.cpp:
>+        (JSC::dateProtoFuncToJSON): Remove toThis call.
>+
> 2019-06-04  Tadeu Zagallo  <tzagallo@apple.com>
> 
>         Argument elimination should check transitive dependents for interference
>Index: Source/JavaScriptCore/runtime/DatePrototype.cpp
>===================================================================
>--- Source/JavaScriptCore/runtime/DatePrototype.cpp	(revision 246067)
>+++ Source/JavaScriptCore/runtime/DatePrototype.cpp	(working copy)
>@@ -1145,7 +1145,7 @@ EncodedJSValue JSC_HOST_CALL dateProtoFu
>     VM& vm = exec->vm();
>     auto scope = DECLARE_THROW_SCOPE(vm);
>     JSValue thisValue = exec->thisValue();
>-    JSObject* object = jsCast<JSObject*>(thisValue.toThis(exec, NotStrictMode));
>+    JSObject* object = thisValue.toObject(exec);
>     RETURN_IF_EXCEPTION(scope, encodedJSValue());
> 
>     JSValue timeValue = object->toPrimitive(exec, PreferNumber);

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