main() {
    var xs = allocateArray(Int, 5);
    for (i, x in enumerated(xs))
        x = Int(i);
    freeArray(xs);
    xs = allocateArray(Int, 5);

    for (x in xs)
        println(x);

    for (i, x in enumerated(xs))
        x = Int(i);

    println("--");
    for (x in xs)
        println(x);

    freeArray(xs);
}