t hand side multi_pass instance</span>
        <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">MultiPass</span><span class="special">&gt;</span>
        <span class="keyword">static</span> <span class="keyword">bool</span> <span class="identifier">equal_to</span><span class="special">(</span><span class="identifier">MultiPass</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifie