diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/debug/Debugger-debuggees-12.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/debug/Debugger-debuggees-12.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+// Events in a non-debuggee are ignored, even if a debuggee is in the same compartment.
+var g1 = newGlobal();
+var g2 = g1.eval("newGlobal('same-compartment')");
+var dbg = new Debugger(g1);
+var hits = 0;
+dbg.onDebuggerStatement = function () { hits++; };
+g1.eval("debugger;");
+assertEq(hits, 1);
+g2.eval("debugger;");
+assertEq(hits, 1);