namespace _detail {

    template<typename _Forward_Iterator>
    inline void call_destructor_for_range_aux(_Forward_Iterator first, _Forward_Iterator last, const boost::false_type&)
    {
        while (first != last)
        {
            call_destructor_for(&*first);
            ++first;
        }
    }

    template<typename _Forward_Iterator>
    inline void call_destructor_for_range_aux(_Forward_Iterator, _Forward_Iterator, const boost::true_type&)
    { /* DO NOTHING */ }
}

template<typename _Forward_Iterator>
inline void call_destructor_for_range(_Forward_Iterator first, _Forward_Iterator last)
{
    _detail::call_destructor_for_range_aux<_Forward_Iterator>(first, last, 
            boost::has_trivial_destructor<_Forward_Iterator::value_type>::type());
}

namespace boost {
    void intrusive_ptr_add_ref(YourClass *c);
    void intrusive_ptr_release(YourClass *c);
}

    do
    {
        
        if (FAIL == DoSomething())
            break;

        if (FAIL == DoSomethingElse())
            break;

    } while (false)