foo () {
    bits32 a, b, c, d, e, f, g, h, i;

    a = 5;
    b = 6;
    c = a + b;
    d = c + 7;
    e = d + 8;
    f = e + 9;
    g = f + 10;
    h = g + 11;
    i = h + 12;

    return (i);
}