diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/arguments/args5.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/arguments/args5.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,24 @@
+actual = '';
+expected = '150,';
+
+var g = 0;
+
+function h(args) {
+  var ans = 0;
+  for (var i = 0; i < 5; ++i) {
+    ans += args[i];
+  }
+  g = ans;
+}
+
+function f() {
+  h(arguments);
+}
+
+for (var i = 0; i < 5; ++i) {
+  f(10, 20, 30, 40, 50);
+}
+appendToActual(g);
+
+
+assertEq(actual, expected)