2.9</td>
    </tr>
    <tr>
      <td>Changing undefined behavior into diagnosable errors</td>
      <td><a href="https://wg21.link/n1727">N1727</a></td>
      <td class="full" align="center">Clang 2.9</td>
    </tr>
    <tr>
      <td>Delegating constructors</td>
      <td><a href="https://wg21.link/n1986">N1986</a></td>
      <td class="full" align="center">Clang 3.0</td>
    </tr>
    <tr>
      <td rowspan="2">Inheriting constructors</td>
      <td><a href="https://wg21.link/n2540">N2540</a></td>
      