(</span><span class="keyword">bool</span> <span class="special">=</span> <span class="keyword">true</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">void</span> <a class="link" href="output_test_stream.html#idp41341472-bb"><span class="identifier">flush</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="output_test_stream.html#idp41348800-bb">protected member function