<code>A</code></em>, <em class="replaceable"><code>A_a</code></em>, <em class="replaceable"><code>a</code></em>)</code>
        is equivalent to:
      </p>
<p>
        </p>
<pre class="programlisting"><em class="replaceable"><code><span class="identifier">MACRO</span></code></em><span class="special">(</span><span class="number">1</span><span class="special">,</span> <span class="identifier">typename_A</span><span class="special">,</span> <span class="identifier">A</span><span class="special">,</span> <spa