m>asymmetric_coroutine&lt;&gt;::pull_type</em></span> instance
        when its <span class="emphasis"><em>asymmetric_coroutine&lt;&gt;::pull_type::operator bool</em></span>
        would return <code class="computeroutput"><span class="keyword">false</span></code>].
      </p>
<div class="note"><table border="0" summary="Note">
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<td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../../../../doc/src/images/note.png"></td>
<th align="left">Note</th>
</tr>
<tr><td align="l