/code> containing more than <a href="http://www.boost.org/doc/libs/release/libs/mpl/doc/refmanual/limit-list-size.html">BOOST_MPL_LIMIT_LIST_SIZE</a> elements is an error. <div class="fragment"><div class="line"><span class="comment">// Copyright Louis Dionne 2013-2017</span></div><div class="line"><span class="comment">// Distributed under the Boost Software License, Version 1.0.</span></div><div class="line"><span class="comment">// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0