diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_5/strict/11.13.2.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_5/strict/11.13.2.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,29 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+/*
+ * Compound assignment expressions in strict mode code must not be
+ * assignments to 'eval' or 'arguments'.
+ */
+assertEq(testLenientAndStrict('arguments+=1',
+                              parsesSuccessfully,
+                              parseRaisesException(SyntaxError)),
+         true);
+assertEq(testLenientAndStrict('eval+=1',
+                              parsesSuccessfully,
+                              parseRaisesException(SyntaxError)),
+         true);
+assertEq(testLenientAndStrict('(arguments)+=1',
+                              parsesSuccessfully,
+                              parseRaisesException(SyntaxError)),
+         true);
+assertEq(testLenientAndStrict('(eval)+=1',
+                              parsesSuccessfully,
+                              parseRaisesException(SyntaxError)),
+         true);
+
+reportCompare(true, true);