l_type</em></span>
        construction. For <span class="emphasis"><em>asymmetric_coroutine&lt;&gt;::push_type</em></span>
        the <span class="emphasis"><em>coroutine-function</em></span> is not entered at <span class="emphasis"><em>asymmetric_coroutine&lt;&gt;::push_type</em></span>
        construction but entered by the first invocation of <span class="emphasis"><em>asymmetric_coroutine&lt;&gt;::push_type::operator()</em></span>.
        After execution control is returned from <span class="emphasi