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-rw-r--r--js/src/tests/js1_5/extensions/regress-313763.js46
1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/tests/js1_5/extensions/regress-313763.js b/js/src/tests/js1_5/extensions/regress-313763.js
new file mode 100644
index 000000000..c5ecfb2d8
--- /dev/null
+++ b/js/src/tests/js1_5/extensions/regress-313763.js
@@ -0,0 +1,46 @@
+/* -*- tab-width: 2; 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 = 313763;
+var summary = 'Root jsarray.c creatures';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+printStatus ('This bug requires TOO_MUCH_GC');
+
+var N = 0x80000002;
+var array = Array(N);
+array[N - 1] = 1;
+array[N - 2] = 2;
+
+// Set getter not to wait until engine loops through 2^31 holes in the array.
+var LOOP_TERMINATOR = "stop_long_loop";
+array.__defineGetter__(N - 2, function() {
+ throw "stop_long_loop";
+ });
+
+var prepared_string = String(1);
+array.__defineGetter__(N - 1, function() {
+ var tmp = prepared_string;
+ prepared_string = null;
+ return tmp;
+ })
+
+
+ try {
+ array.unshift(1);
+ } catch (e) {
+ if (e !== LOOP_TERMINATOR)
+ throw e;
+ }
+
+var expect = "1";
+var actual = array[N];
+printStatus(expect === actual);
+
+reportCompare(expect, actual, summary);