<map id="std::is_base_of< _Base, _Derived >" name="std::is_base_of< _Base, _Derived >"> <area shape="rect" id="node1" title="is_base_of" alt="" coords="5,105,157,144"/> <area shape="rect" id="node2" href="$a03040.html" title=" " alt="" coords="11,5,151,57"/> </map>