...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::container::small_vector_storage<T, 0u, Alignment>
// In header: <boost/container/small_vector.hpp> template<typename T, std::size_t Alignment> struct small_vector_storage<T, 0u, Alignment> { // public data members BOOST_STATIC_CONSTEXPR std::size_t sms_size; };