         <p>
                1.0 (127710873)
              </p>
            </td>
</tr>
<tr>
<td>
              <p>
                number&lt;mpfr_float_backend&lt;50&gt;, et_off&gt;<br> (but with
                rvalue reference support)
              </p>
            </td>
<td>
              <p>
                1.0 (260s)
              </p>
            </td>
<td>
              <p>
                1.2 (156797871)
              </p>
            </td>
</tr>
<tr>
<td>
              <p>
                <a href