special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> <span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> C<span class="special">&gt;</span> 
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