() f()
{
    var (int x, int y) a;
    var (int#[10] z) b;
    var ((int#[10] c2) c1) c;
    var union (int x, long y) d;

    a.x = 10;
    a.y = a.x * 2;
    b.z#[0] = 4;
    b.z#[2] = b.z#[0];
    c.c1.c2#[0] = 1;
    d.x = 123;
    d.y = 456;
}