#include <nullable.hpp>
template<class To1, class From1, class To2, class From2>
std::add_lvalue_reference_t<To1>,
and std::is_assignable_v<
std::add_lvalue_reference_t<To2>,
typename add_const_lvalue_reference< T >::type add_const_lvalue_reference_t
Definition at line 200 of file nullable.hpp.