diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/debug/Debugger-onNewGlobalObject-13.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/debug/Debugger-onNewGlobalObject-13.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,17 @@
+// onNewGlobalObject handlers receive the correct Debugger.Object instances.
+
+var dbg = new Debugger;
+
+var gw = null;
+dbg.onNewGlobalObject = function (global) {
+  assertEq(arguments.length, 1);
+  assertEq(this, dbg);
+  gw = global;
+};
+var g = newGlobal();
+assertEq(typeof gw, 'object');
+assertEq(dbg.addDebuggee(g), gw);
+
+// The Debugger.Objects passed to onNewGlobalObject are the global as
+// viewed from its own compartment.
+assertEq(gw.makeDebuggeeValue(g), gw);