diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_5/extensions/regress-bug567606.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_5/extensions/regress-bug567606.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,19 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+var global = this;
+
+(function() {
+    function f() {
+        this.b = function() {};
+        Object.defineProperty(this, "b", ({
+            configurable: global.__defineSetter__("", function() {})
+        }));
+    }
+    for (y of [0]) {
+        _ = new f();
+    }
+})();
+uneval(this);
+
+reportCompare(true, true);