<map id="std::future_error" name="std::future_error"> <area shape="rect" id="node1" title="Exception type thrown by futures." alt="" coords="5,152,113,177"/> <area shape="rect" id="node2" href="$a02787.html" title="One of two subclasses of exception." alt="" coords="8,79,111,104"/> <area shape="rect" id="node3" href="$a05427.html" title="Base class for all library exceptions." alt="" coords="11,5,108,31"/> </map>