function g(a, b, c, d) {
return "" + a + b + c + d;
}
var x = 1;
function f(a, b, c) {
arguments[1] = 2;
arguments[2] = 3;
arguments[3] = 4;
if (x)
arguments.length = 4;
var k;
for (var i = 0; i < 9; i++)
k = g.apply(this, arguments);
return k;
}
assertEq(f(1), "1234");
x = 0;
assertEq(f(1), "1undefinedundefinedundefined");