diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/debug/onDebuggerStatement-01.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/debug/onDebuggerStatement-01.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,7 @@
+var g = newGlobal();
+g.log = '';
+
+var dbg = Debugger(g);
+dbg.onDebuggerStatement = function (stack) { g.log += '!'; };
+assertEq(g.eval("log += '1'; debugger; log += '2'; 3;"), 3);
+assertEq(g.log, '1!2');