...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::intrusive::avltree_algorithms::avltree_erase_fixup
// In header: <boost/intrusive/avltree_algorithms.hpp> struct avltree_erase_fixup { // public member functions void operator()(node_ptr, node_ptr); };