boost::double_ended::small_buffer_size
// In header: <boost/double_ended/devector.hpp> template<unsigned Size> struct small_buffer_size { // public data members static const unsigned size; };
Instructs devector to make space for Size elements inline with its internals, allowing to store that much elements without allocating memory.
Size
Models the SmallBufferPolicy concept of the devector class.
SmallBufferPolicy