ss="computeroutput"><span class="identifier">p</span></code> exists for each different
            set of template parameters, including implementation-specific ones.
          </p>
<p>
            <span class="bold"><strong>Template Parameters</strong></span>
          </p>
<p>
            <span class="emphasis"><em>Tag</em></span>
          </p>
<p>
            The <span class="emphasis"><em>Tag</em></span> template parameter allows different unbounded
            sets of singleton pools to exist. For exa