Boost
C++ Libraries
...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::inplace_alignment
// In header: <boost/container/options.hpp> template<std::size_t Alignment> struct inplace_alignment { };
This option specifies the desired alignment for the value_type stored in the container. A value zero represents the natural alignment.