diff -r 000000000000 -r 6474c204b198 js/src/tests/js1_7/extensions/regress-392308.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/js1_7/extensions/regress-392308.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,47 @@
+/* -*- 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 = 392308;
+var summary = 'StopIteration should be catchable';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  function testStop() {
+    function yielder() {
+      actual += 'before, ';
+      yield;
+      actual += 'after, ';
+    }
+
+    expect = 'before, after, iteration terminated normally';
+
+    try {
+      var gen = yielder();
+      result = gen.next();
+      gen.send(result);
+    } catch (x if x instanceof StopIteration) {
+      actual += 'iteration terminated normally';
+    } catch (x2) {
+      actual += 'unexpected throw: ' + x2;
+    }
+  }
+  testStop();
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}