[svn r111] Fixed most problems with complex number support and added typeinfo for them. Added typeinfo ti_C. Did some changes to the way expressions that have both lvalue and rvalue LLVM values are handled.

module staticvars;

int func()
{
    static int i;
    return i++;
}

void main()
{
    assert(func() == 0);
    assert(func() == 1);
}