diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/ion/bug914098.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/ion/bug914098.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,16 @@
+// |jit-test| error: ReferenceError
+
+function ygTreeView(id) {};
+function ygNode() {}
+ygNode.prototype.init = function () {
+    this.children = [];
+}
+ygTextNode.prototype = new ygNode;
+function ygTextNode() {
+    this.init(it.next.bind(it), StopIteration)
+}
+userTree = new ygTreeView("userTree")
+addMenuNode(userTree)
+function addMenuNode(tree) {
+    new ygTextNode({}, tree.root, false)
+}