</span><span class="special">((</span><span class="identifier">_1</span> <span class="special">+</span> <span class="identifier">foo</span><span class="special">())(</span><span class="number">1</span><span class="special">)</span> <span class="special">==</span> <span class="number">43</span><span class="special">);</span>
<span class="special">}</span>
</pre>
</div>
<div class="section">
<div class="titlepage"><div><div><h5 class="title">
<a name="phoenix.modules.function.adapting_functions.boost_phoenix_