uture_get_exception_ptr"><code class="computeroutput">future::get_exception_ptr()</code></a>.
          If the <code class="computeroutput"><span class="identifier">future</span><span class="special">&lt;&gt;</span></code>
          in fact contains a result rather than an exception, <code class="computeroutput"><span class="identifier">get_exception_ptr</span><span class="special">()</span></code> returns <code class="computeroutput"><span class="keyword">nullptr</span></code>.
          In that case, we c