<span class="special">&gt;</span></code>
                if such a type exists; otherwise, <code class="computeroutput"><span class="identifier">Pointer</span><span class="special">&lt;</span><span class="identifier">V</span><span class="special">,</span> <span class="identifier">Args</span><span class="special">&gt;</span></code> if <code class="computeroutput"><span class="identifier">T</span></code>
                is a class template instantiation of the form <code class="computeroutput"><span class="id