diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_5/extensions/array-inherited-__proto__.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_5/extensions/array-inherited-__proto__.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,32 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+var gTestfile = 'array-inherited-__proto__.js';
+var BUGNUMBER = 769041;
+var summary =
+  "The [[Prototype]] of an object whose prototype chain contains an array " +
+  "isn't that array's [[Prototype]]";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var arr = [];
+assertEq(Array.isArray(arr), true);
+var objWithArrPrototype = Object.create(arr);
+assertEq(!Array.isArray(objWithArrPrototype), true);
+assertEq(objWithArrPrototype.__proto__, arr);
+var objWithArrGrandPrototype = Object.create(objWithArrPrototype);
+assertEq(!Array.isArray(objWithArrGrandPrototype), true);
+assertEq(objWithArrGrandPrototype.__proto__, objWithArrPrototype);
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");