diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/ion/bug724788.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/ion/bug724788.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,29 @@
+// |jit-test| error: ReferenceError
+o0 = TypeError.prototype.__proto__
+o1 = Proxy.create({})
+o13 = {}.__proto__
+var o15 = Object.prototype
+o31 = (new Uint32Array(100)).buffer
+function f2(o) {
+  try {
+    ({
+      x: [eval("o")][0]
+    }.x.__defineGetter__("toString", function() {
+      return o26;
+    }));
+  } catch (e) {}
+}
+function f3(o) {
+  try {
+    +o31
+  } catch (e) {}
+}
+function f19(o) {
+  for (var x in eval("o")) {
+    eval("o")[x];
+  }
+}
+f2(o15)
+f3(o0)
+f19(o13)
+