diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug652177.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug652177.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,15 @@
+// Binary: cache/js-dbg-32-d5fcfa622f16-linux
+// Flags:
+//
+Function.toLocaleString.__proto__ = null
+y = {}.__proto__
+y.p = function() {}
+y.__defineSetter__("", function() {})
+y.__proto__ = Function.toLocaleString
+function b(a) {
+    this.__proto__ = a;
+    Object.freeze(this)
+}
+for each(z in []) {
+    new b
+}