diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch11/11.13/11.13.2/S11.13.2_A3.1_T11.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch11/11.13/11.13.2/S11.13.2_A3.1_T11.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,24 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Operator x @= y uses PutValue(x, x @ y)
+ *
+ * @path ch11/11.13/11.13.2/S11.13.2_A3.1_T11.js
+ * @description Checking Expression and Variable statements for x |= y
+ */
+
+//CHECK#1
+var x = 0;
+x |= 1; 
+if (x !== 1) {
+  $ERROR('#1: var x = 0; x |= 1; x === 1. Actual: ' + (x));
+}
+
+//CHECK#2
+y = 1;
+y |= 0;
+if (y !== 1) {
+  $ERROR('#2: y = 1; y |= 0; y === 1. Actual: ' + (y));
+}
+