 through CRTP (James Coplien. "Curiously Recurring Template
            Pattern". C++ Report, Feb. 1995) enables the base
            <tt>indexing_suite</tt> class to call policy function of the most
            derived class
          </td>
          <td>&nbsp;
            
          </td>
        </tr>
      </table>
      <pre>
    template &lt;<br>        class Container,<br>        bool NoProxy = false,<br>        class DerivedPolicies = unspecified_default<br>    class vector_indexing_suite : unspecif