diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch10/10.4/10.4.3/10.4.3-1-43-s.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch10/10.4/10.4.3/10.4.3-1-43-s.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,21 @@
+/// Copyright (c) 2012 Ecma International.  All rights reserved. 
+/// Ecma International makes this code available under the terms and conditions set
+/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
+/// "Use Terms").   Any redistribution of this code must retain the above 
+/// copyright and this notice and otherwise comply with the Use Terms.
+/**
+ * @path ch10/10.4/10.4.3/10.4.3-1-43-s.js
+ * @description Strict Mode - checking 'this' (FunctionExpression defined within an Anonymous FunctionExpression with a strict directive prologue)
+ * @onlyStrict
+ */
+    
+function testcase() {
+return (function () {
+    "use strict";
+    var f = function () {
+        return typeof this;
+    }
+    return (f()==="undefined") && ((typeof this)==="undefined");
+})();
+}
+runTestCase(testcase);
\ No newline at end of file