[svn r349] Fixed problems with static arrays of void as well as a static arrays with zero length. Fixed issues with DMD generated assert statements when using class invariants, generally due to incomplete ASTs. Removed some dead code. Added a few comments.

module structs2;

struct S
{
    int i;
    char c;
    S* s;
    char[4] ca;
}

void main()
{
}