Changeset 11923 in webkit for trunk/JavaScriptCore/kjs/object.h

Timestamp:

Jan 7, 2006, 2:32:25 AM (19 years ago)

Author:

andersca

Message:

2006-01-07 Anders Carlsson <​[email protected]>

Reviewed by Maciej.

• fix ​http://bugzilla.opendarwin.org/show_bug.cgi?id=6373 REGRESSION: JavaScript hang when comparing large array to null

• kjs/object.h: (KJS::JSObject::isEqualToNull): Add new function which returns true if an object should be treated as null when doing comparisons.

• kjs/operations.cpp: (KJS::equal): Use isEqualToNull.

File:

• trunk/JavaScriptCore/kjs/object.h (modified) (1 diff)

trunk/JavaScriptCore/kjs/object.h

@@ -492 +492 @@
     UString toString(ExecState *exec) const;
     JSObject *toObject(ExecState *exec) const;
-
+    
     bool getPropertyAttributes(const Identifier& propertyName, int& attributes) const;
+    
+    // Returns whether the object should be treated as null when doing equality comparisons
+    virtual bool isEqualToNull(ExecState *) const { return false; }
     
     // This get function only looks at the property map.