memory_resource.html" title="Class memory_resource">memory_resource</a> <span class="special">*</span> <a class="link" href="synchronized_pool_resource.html#idp39418768-bb"><span class="identifier">upstream_resource</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <a class="link" href="pool_options.html" title="Struct pool_options">pool_options</a> <a class="link" href="synchronized_pool_resource.html#idp39421216-bb"><s