...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::mpi::inplace_t — Wrapper type to explicitly indicate that a input data can be overriden with an output value.
// In header: <boost/mpi/inplace.hpp> template<typename T> struct inplace_t { // construct/copy/destruct inplace_t(T &); // public data members T & buffer; };