diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch11/11.4/11.4.1/S11.4.1_A4.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch11/11.4/11.4.1/S11.4.1_A4.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,19 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * "Delete" operator removes property, which is reference to the object, not the object
+ *
+ * @path ch11/11.4/11.4.1/S11.4.1_A4.js
+ * @description Checking two reference by one object
+ */
+
+//CHECK#1
+var obj = new Object();
+var ref = obj;
+delete ref;
+if (typeof obj !== "object") {
+  $ERROR('#1: obj = new Object(); ref = obj; delete ref; typeof obj === "object". Actual: ' + (typeof obj));
+}
+
+