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
You've currently chosen the 1.91.0 version. If a newer release comes out, you will continue to view the 1.91.0 version, not the new latest release.
Converting assignment operator.
template< class OtherExecutor> inline_or_executor & operator=( const inline_or_executor< OtherExecutor > & other);
This assignment operator is only valid if the OtherExecutor
type is convertible to Executor.