d>
      <td class="full" align="center">Clang 3.6</td>
    </tr>
    <tr>
      <td>Nested namespace definition</td>
      <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4230.html">N4230</a></td>
      <td class="full" align="center">Clang 3.6</td>
    </tr>
    <tr>
      <td>Attributes for namespaces and enumerators</td>
      <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4266.html">N4266</a></td>
      <td class="full" align="center">Clang 3.6</td>
    </tr