diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/closures/bug497015-2.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/closures/bug497015-2.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,22 @@
+actual = '';
+expected = 'zzz ,zzz 100,zzz 100,zzz 7777,zzz 100,zzz 100,zzz 8888,zzz 100,zzz 100,zzz /x/,zzz 100,zzz 100,';
+
+//function f() {
+for each(let a in ['', 7777, 8888, /x/]) {
+    for each(e in ['', false, '']) {
+        (function(e) {
+            for each(let c in ['']) {
+                appendToActual('zzz ' + a);
+            }
+	})();
+        for (let aa = 100; aa < 101; ++aa) {
+            a = aa;
+        }
+    }
+}
+//}
+
+//f();
+
+
+assertEq(actual, expected)