</span>hana = <a class="code" href="namespaceboost_1_1hana.html">boost::hana</a>;</div>
<div class="line"><span class="keyword">namespace </span>mpl = boost::mpl;</div>
<div class="line"> </div>
<div class="line"> </div>
<div class="line"><span class="keyword">auto</span> xs = hana::make_tuple(hana::type_c&lt;int&gt;, hana::type_c&lt;char&gt;, hana::type_c&lt;double&gt;);</div>
<div class="line">static_assert(std::is_same&lt;</div>
<div class="line">    decltype(hana::to&lt;hana::ext::boost::mpl::vector_tag