diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/arguments/argsx-4.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/arguments/argsx-4.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,23 @@
+actual = '';
+expected = '[object Arguments] undefined undefined,[object Arguments] undefined undefined,';
+
+function f() {
+  g(arguments);
+}
+
+function g(a, b, c) {
+  h(arguments);
+  a = 1;
+  b = 2;
+  c = 3;
+  h(arguments);
+}
+
+function h(a, b, c) {
+  appendToActual(a + ' ' + b + ' ' + c);
+}
+
+f(4, 5, 6);
+
+
+assertEq(actual, expected)