Changed some hardcoded offset/alignment for classes in DMD, broke offsets for 64bits. Changed ClassInfo generation to no longer access the default initializer of ClassInfo, fixes problems with index mismatch.

module nested2;

void func(ref int i)
{
    delegate {
        assert(i == 3);
        i++;
    }();
}

void main()
{
    int i = 3;
    func(i);
    assert(i == 4);
}