uto.additional_requirements">Additional
          Requirements</a>
        </h6>
<p>
          The <code class="computeroutput"><span class="identifier">auto_</span></code> generators can
          be used to emit output for any data type for which a mapping to a generator
          type is defined (the meta function <code class="computeroutput"><span class="identifier">traits</span><span class="special">::</span><span class="identifier">create_generator_exists</span></code>
          returns <code class="c