 class="link" href="basic_clock.html#boost.log.attributes.basic_clockconstruct-copy-destruct">construct/copy/destruct</a></span>
  <a class="link" href="basic_clock.html#idm24717-bb"><span class="identifier">basic_clock</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">explicit</span> <a class="link" href="basic_clock.html#idm24720-bb"><span class="identifier">basic_clock</span></a><span class="special">(</span><a class="link" href="