-std.org/jtc1/sc22/wg21/docs/papers/2007/n2253.html">N2253</a>
      <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#850">DR850</a></td>
      <td class="full" align="center">Clang 3.1</td>
    </tr>
    <tr>
      <td>Inline namespaces</td>
      <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2535.htm">N2535</a></td>
      <td class="full" align="center">Clang 2.9</td>
    </tr>
    <tr>
      <td>Unrestricted unions</td>
      <td><a href="http://www.open-s