bsl/move__if__noexcept_8hpp_source.html

 #ifndef BSL_MOVE_IF_NOEXCEPT_HPP
 #define BSL_MOVE_IF_NOEXCEPT_HPP

 #include "conditional.hpp"
 #include "is_copy_constructible.hpp"
 #include "is_nothrow_move_constructible.hpp"
 #include "move.hpp"

 namespace bsl
 {
     template<typename T>
     constexpr conditional_t<
         !is_nothrow_move_constructible<T>::value && is_copy_constructible<T>::value,
         T const &,
         T &&>
     move_if_noexcept(T &val) noexcept
     {
         return move(val);
     }

 }

 #endif
is_nothrow_move_constructible.hpp

bsl::conditional_t
typename conditional< B, T, F >::type conditional_t
a helper that reduces the verbosity of bsl::conditional
Definition: conditional.hpp:54

conditional.hpp

is_copy_constructible.hpp

bsl::move
constexpr bsl::remove_reference_t< T > && move(T &&val) noexcept
Used to indicate that an object "val" may be "moved from", i.e. allowing the efficient transfer of re...
Definition: move.hpp:57

bsl::integral_constant::value
static constexpr value_type value
the type T that stores the integral constant
Definition: integral_constant.hpp:54

move.hpp

bsl::move_if_noexcept
constexpr conditional_t< !is_nothrow_move_constructible< T >::value &&is_copy_constructible< T >::value, T const &, T && > move_if_noexcept(T &val) noexcept
move_if_noexcept obtains an rvalue reference to its argument if its move constructor does not throw e...
Definition: move_if_noexcept.hpp:56