23 General utilities library [utilities]

23.19 Execution policies [execpol]

23.19.7 Execution policy objects [execpol.objects]

inline constexpr execution::sequenced_policy execution::seq{ unspecified }; inline constexpr execution::parallel_policy execution::par{ unspecified }; inline constexpr execution::parallel_unsequenced_policy execution::par_unseq{ unspecified };