diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/arguments/nonstrict-assign.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/arguments/nonstrict-assign.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,17 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+load(libdir + 'array-compare.js');
+
+function assign(a)
+{
+  a = 17;
+  return arguments;
+}
+
+var a1;
+for (var i = 0; i < 5; i++)
+  a1 = assign(1);
+
+assertEq(arraysEqual(a1, [17]), true);