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std::experimental::propagate_const< _Tp >(3cxx) std::experimental::propagate_const< _Tp >(3cxx)

NAME

std::experimental::propagate_const< _Tp > - Const-propagating wrapper.

SYNOPSIS

Public Types


typedef remove_reference_t< decltype(*std::declval< _Tp & >))> element_type

Public Member Functions


template<typename _Up , typename enable_if< __and_< is_constructible< _Tp, _Up && >, is_convertible< _Up &&, _Tp >, __not_< __is_propagate_const< typename decay< _Up >::type >> >::value, bool >::type = true> constexpr propagate_const (_Up &&__u)
template<typename _Up , typename enable_if< __and_< is_constructible< _Tp, _Up && >, __not_< is_convertible< _Up &&, _Tp >>, __not_< __is_propagate_const< typename decay< _Up >::type >> >::value, bool >::type = false> constexpr propagate_const (_Up &&__u)
propagate_const (const propagate_const &__p)=delete
constexpr propagate_const (propagate_const &&__p)=default
template<typename _Up , typename enable_if< __and_< is_constructible< _Tp, _Up && >, is_convertible< _Up &&, _Tp >>::value, bool >::type = true> constexpr propagate_const (propagate_const< _Up > &&__pu)
template<typename _Up , typename enable_if< __and_< is_constructible< _Tp, _Up && >, __not_< is_convertible< _Up &&, _Tp >>>::value, bool >::type = false> constexpr propagate_const (propagate_const< _Up > &&__pu)
constexpr element_type * get ()
constexpr const element_type * get () const
constexpr operator bool () const
template<typename _Up = _Tp, typename enable_if< __or_< is_pointer< _Up >, is_convertible< _Up, const element_type * > >::value, bool >::type = true> constexpr operator const element_type * () const
template<typename _Up = _Tp, typename enable_if< __or_< is_pointer< _Up >, is_convertible< _Up, const element_type * > >::value, bool >::type = true> constexpr operator element_type * ()
constexpr element_type & operator* ()
constexpr const element_type & operator* () const
constexpr element_type * operator-> ()
constexpr const element_type * operator-> () const
template<typename _Up , typename = typename enable_if<__and_<is_convertible<_Up&&, _Tp>, __not_<__is_propagate_const< typename decay<_Up>::type>> >::value>::type> constexpr propagate_const & operator= (_Up &&__u)
propagate_const & operator= (const propagate_const &__p)=delete
constexpr propagate_const & operator= (propagate_const &&__p)=default
template<typename _Up , typename = typename enable_if<is_convertible<_Up&&, _Tp>::value>::type> constexpr propagate_const & operator= (propagate_const< _Up > &&__pu)
constexpr void swap (propagate_const &__pt) noexcept(__is_nothrow_swappable< _Tp >::value)

Friends


template<typename _Up > constexpr friend const _Up & get_underlying (const propagate_const< _Up > &__pt) noexcept
template<typename _Up > constexpr friend _Up & get_underlying (propagate_const< _Up > &__pt) noexcept

Detailed Description

template<typename _Tp>

class std::experimental::propagate_const< _Tp >" Const-propagating wrapper.

Definition at line 63 of file propagate_const.

Author

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Fri Sep 11 2020 libstdc++