diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug678529.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug678529.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,11 @@
+// |jit-test| error:Error
+
+// Binary: cache/js-dbg-32-48e43edc8834-linux
+// Flags: -j -m -a
+//
+
+var g = newGlobal();
+var dbg = Debugger(g);
+dbg.onDebuggerStatement = function (stack) { return {return: 1234}; };
+g.eval("function f() { debugger; return 'bad'; }");
+assertEq(new g.f(), 1234);