to work on VC12 and later.
        </li>
</ul></div>
<h5>
<a name="boost_typetraits.history.h6"></a>
      <span class="phrase"><a name="boost_typetraits.history.boost_1_57_0"></a></span><a class="link" href="history.html#boost_typetraits.history.boost_1_57_0">Boost
      1.57.0</a>
    </h5>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Added new traits <a class="link" href="reference/is_copy_assignable.html" title="is_copy_assignable">i