diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/builtinLocals.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/builtinLocals.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,35 @@
+
+/* Resolve 'arguments' and the name of the function itself in the presence of such local variables. */
+
+function f() {
+    return typeof arguments;
+    function arguments() {
+        return 7;
+    }
+}
+assertEq(f(), "function");
+
+function g() {
+    var arguments = 0;
+    return typeof arguments;
+}
+assertEq(g(), "number");
+
+function h() {
+    return typeof h;
+    function h() {
+        return 7;
+    }
+}
+assertEq(h(), "function");
+
+function i() {
+    return typeof i;
+    var i;
+}
+assertEq(i(), "undefined");
+
+function j() {
+    return typeof j;
+}
+assertEq(j(), "function");