.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1986.pdf">N1986</a></td>
      <td class="full" align="center">Clang 3.0</td>
    </tr>
    <tr>
      <td>Inheriting constructors</td>
      <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2540.htm">N2540</a></td>
      <td class="full" align="center">Clang 3.3</td>
    </tr>
    <tr>
      <td>Explicit conversion operators</td>
      <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2437.pdf">N2437</a></td>
      <td 