less</a>&lt; <a href="./deref.html" class="identifier">deref</a>&lt;<a href="./placeholders.html" class="identifier">_2</a>&gt;,<a href="./int.html" class="identifier">int_</a>&lt;0&gt; &gt;, <a href="./push-front.html" class="identifier">push_front</a>&lt;<a href="./placeholders.html" class="identifier">_1</a>,<a href="./placeholders.html" class="identifier">_2</a>&gt;, <a href="./placeholders.html" class="identifier">_1</a> &gt;
    &gt;::type iters;

<a href="./assert.html" class="identifier">BOOST_MPL_A