14 Basic I/O services [io_context]

14.3 Class io_context::executor_type [io_context.exec]

14.3.1 io_context::executor_type constructors [io_context.exec.cons]

executor_type(const executor_type& other) noexcept;

Postconditions: *this == other.

executor_type(executor_type&& other) noexcept;

Postconditions: *this is equal to the prior value of other.