rue</span><span class="special">;</span> <span class="identifier">otherwise</span> <span class="char">'value'</span> <span class="identifier">is</span> <span class="keyword">false</span><span class="special">.</span>
               
            <span class="identifier">The</span> <span class="identifier">action</span> <span class="identifier">taken</span> <span class="identifier">with</span> <span class="identifier">BOOST_TTI_TP_U</span> <span class="identifier">occurs</span> <span class="identifier">only</