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-rw-r--r--js/src/tests/js1_5/GC/regress-418128.js40
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/js1_5/GC/regress-418128.js b/js/src/tests/js1_5/GC/regress-418128.js
new file mode 100644
index 000000000..0642e83dc
--- /dev/null
+++ b/js/src/tests/js1_5/GC/regress-418128.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 = 418128;
+var summary = 'GC hazard with ++/--';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+ enterFunc ('test');
+ printBugNumber(BUGNUMBER);
+ printStatus (summary);
+
+ var obj = {};
+ var id = { toString: function() { return ""+Math.pow(2, 0.1); } }
+ obj[id] = { valueOf: unrooter };
+ print(obj[id]++);
+ gc();
+ print(uneval(obj));
+
+ function unrooter()
+ {
+ delete obj[id];
+ gc();
+ return 10;
+ }
+
+ reportCompare(expect, actual, summary);
+
+ exitFunc ('test');
+}