diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug605011.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug605011.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,19 @@
+// Binary: cache/js-dbg-32-47a8311cf0bb-linux
+// Flags:
+//
+function g(x, n) {
+  for (var i = 0; i < n; ++i) {
+    x = {
+      a: x
+    };
+  }
+  return x;
+}
+try {
+  d = g(0, 672);
+} catch(exc1) {}
+(function() {
+  try {
+    gczeal(2)(uneval(this))
+  } catch(exc2) {}
+})()