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-rw-r--r--js/src/tests/non262/GC/regress-341877-01.js40
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diff --git a/js/src/tests/non262/GC/regress-341877-01.js b/js/src/tests/non262/GC/regress-341877-01.js
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index 0000000000..6fc88f3ac0
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+++ b/js/src/tests/non262/GC/regress-341877-01.js
@@ -0,0 +1,40 @@
+/* -*- 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 = 341877;
+var summary = 'GC hazard with for-in loop';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+var obj = { };
+
+var prop = "xsomePropety".substr(1);
+
+obj.first = "first"
+
+ obj[prop] = 1;
+
+for (var elem in obj) {
+ var tmp = elem.toString();
+ delete obj[prop];
+ // ensure that prop is cut from all roots
+ prop = "xsomePropety".substr(2);
+ obj[prop] = 2;
+ delete obj[prop];
+ prop = null;
+ if (typeof gc == 'function')
+ gc();
+ for (var i = 0; i != 50000; ++i) {
+ var tmp = 1 / 3;
+ tmp /= 10;
+ }
+}
+
+
+reportCompare(expect, actual, summary);