...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::alignment::operator!=
// In header: <boost/align/aligned_allocator.hpp> template<typename T1, typename T2, std::size_t Alignment> bool operator!=(const aligned_allocator< T1, Alignment > &, const aligned_allocator< T2, Alignment > &);