</span> <span class="special">&gt;</span> <span class="special">&amp;</span> Rx<span class="special">,</span> 
                   <span class="identifier">match_flag_type</span> Flags <span class="special">=</span> <span class="identifier">match_default</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> SequenceT<span class="special">,</span> <span class="keyword">typename</span> CharT