diff -r 000000000000 -r 6474c204b198 js/src/tests/js1_5/extensions/regress-422592.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/js1_5/extensions/regress-422592.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 422592;
+var summary = 'js.c dis/dissrc should not kill script execution';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  if (typeof dis == 'undefined')
+  {
+    expect = actual = 'Test requires function dis. Not tested';
+    print(expect);
+  }
+  else
+  {
+    expect = 'Completed';
+    actual = 'Not Completed';
+    print('Before dis');
+    try
+    {
+      dis(print);
+    }
+    catch(ex)
+    {
+    }
+    print('After dis');
+    actual = 'Completed';
+  }
+  reportCompare(expect, actual, summary);
+
+  if (typeof dissrc == 'undefined')
+  {
+    expect = actual = 'Test requires function dissrc. Not tested';
+    print(expect);
+  }
+  else
+  {
+    print('Before dissrc');
+    expect = 'Completed';
+    actual = 'Not Completed';
+    try
+    {
+      dissrc(print);
+    }
+    catch(ex)
+    {
+    }
+    print('After dissrc');
+    actual = 'Completed';
+  }
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}