diff -r 000000000000 -r 6474c204b198 browser/devtools/debugger/test/code_function-search-03.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/debugger/test/code_function-search-03.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,32 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+window.addEventListener("bogus", function namedEventListener() {
+  // Blah! Third source!
+});
+
+try {
+  var bar = foo.sub.sub.test({
+    a: function A() {
+    }
+  });
+
+  bar.alpha = foo.sub.sub.test({
+    b: function B() {
+    }
+  });
+
+  bar.alpha.beta = new X(Y(Z(foo.sub.sub.test({
+    c: function C() {
+    }
+  }))));
+
+  this.theta = new X(new Y(new Z(new foo.sub.sub.test({
+    d: function D() {
+    }
+  }))));
+
+  var fun = foo = bar = this.t_foo = window.w_bar = function baz() {};
+
+} catch (e) {
+}