to the member (having a type of <code class="computeroutput"><span class="identifier">an_int</span>
      <span class="special">*</span></code>). The new problem is fixed by qualifying
      the sub-object with <code class="computeroutput"><span class="keyword">this</span><span class="special">-&gt;</span></code>
      and is needed just for pointers, and not for references or values.
    </p>
<p>
      There are some argument conversions in the initialization. The constructor
      argument for <code class