al">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> SeverityT<span class="special">,</span> <span class="keyword">typename</span> ChannelT<span class="special">,</span> <span class="keyword">typename</span> ChannelFallbackT<span class="special">,</span> 
         <span class="keyword">typename</span> ChannelTagT<span class="special">,</span> <span class="keyword">template</span><span class="special">&lt;</span