type Box<T: Type, static N: usize> {
    items: [N]T,
}

fn first<T: Type, static N: usize>(box: ref<Box<T, N>>) -> T {
    return box.items[0]
}

pub fn main() -> Void {
    let value: Box<u8, 4> = Box { items: [1, 2, 3, 4] }
}