diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/debug/Object-apply-03.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/debug/Object-apply-03.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,21 @@
+// reentering the debugger several times via onDebuggerStatement and apply/call on a single stack
+
+var g = newGlobal();
+var dbg = Debugger(g);
+
+function test(usingApply) {
+    dbg.onDebuggerStatement = function (frame) {
+        var n = frame.arguments[0];
+        if (n > 1) {
+            var result = usingApply ? frame.callee.apply(null, [n - 1])
+                : frame.callee.call(null, n - 1);
+            result.return *= n;
+            return result;
+        }
+    };
+    g.eval("function fac(n) { debugger; return 1; }");
+    assertEq(g.fac(5), 5 * 4 * 3 * 2 * 1);
+}
+
+test(true);
+test(false);