 <tr>
      <td>static <code>operator()</code></td>
      <td><a href="https://wg21.link/P1169R4">P1169R4</a></td>
      <td class="full" align="center">Clang 16</td>
    </tr>
    <tr>
      <td>Extended floating-point types and standard names</td>
      <td><a href="https://wg21.link/P1467R9">P1467R9</a></td>
      <td class="none" align="center">No</td>
    </tr>
    <tr>
      <td>Class template argument deduction from inherited constructors</td>
      <td><a href="https://wg21.link/P2582R1">P2582R1</a>