diff options
Diffstat (limited to 'include/iterator')
| -rw-r--r-- | include/iterator | 146 |
1 files changed, 76 insertions, 70 deletions
diff --git a/include/iterator b/include/iterator index 731791b99..657236d93 100644 --- a/include/iterator +++ b/include/iterator @@ -219,61 +219,64 @@ public: typedef typename iterator_traits<Iterator>::iterator_category iterator_category; typedef value_type&& reference; - move_iterator(); - explicit move_iterator(Iterator i); - template <class U> move_iterator(const move_iterator<U>& u); - template <class U> move_iterator& operator=(const move_iterator<U>& u); - iterator_type base() const; - reference operator*() const; - pointer operator->() const; - move_iterator& operator++(); - move_iterator operator++(int); - move_iterator& operator--(); - move_iterator operator--(int); - move_iterator operator+(difference_type n) const; - move_iterator& operator+=(difference_type n); - move_iterator operator-(difference_type n) const; - move_iterator& operator-=(difference_type n); - unspecified operator[](difference_type n) const; + constexpr move_iterator(); // all the constexprs are in C++17 + constexpr explicit move_iterator(Iterator i); + template <class U> + constexpr move_iterator(const move_iterator<U>& u); + template <class U> + constexpr move_iterator& operator=(const move_iterator<U>& u); + constexpr iterator_type base() const; + constexpr reference operator*() const; + constexpr pointer operator->() const; + constexpr move_iterator& operator++(); + constexpr move_iterator operator++(int); + constexpr move_iterator& operator--(); + constexpr move_iterator operator--(int); + constexpr move_iterator operator+(difference_type n) const; + constexpr move_iterator& operator+=(difference_type n); + constexpr move_iterator operator-(difference_type n) const; + constexpr move_iterator& operator-=(difference_type n); + constexpr unspecified operator[](difference_type n) const; private: Iterator current; // exposition only }; template <class Iterator1, class Iterator2> -bool +constexpr bool // constexpr in C++17 operator==(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); template <class Iterator1, class Iterator2> -bool +constexpr bool // constexpr in C++17 operator!=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); template <class Iterator1, class Iterator2> -bool +constexpr bool // constexpr in C++17 operator<(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); template <class Iterator1, class Iterator2> -bool +constexpr bool // constexpr in C++17 operator<=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); template <class Iterator1, class Iterator2> -bool +constexpr bool // constexpr in C++17 operator>(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); template <class Iterator1, class Iterator2> -bool +constexpr bool // constexpr in C++17 operator>=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); template <class Iterator1, class Iterator2> -auto +constexpr auto // constexpr in C++17 operator-(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y) -> decltype(x.base() - y.base()); template <class Iterator> -move_iterator<Iterator> operator+(typename move_iterator<Iterator>::difference_type n, - const move_iterator<Iterator>& x); +constexpr move_iterator<Iterator> operator+( // constexpr in C++17 + typename move_iterator<Iterator>::difference_type n, + const move_iterator<Iterator>& x); -template <class Iterator> -move_iterator<Iterator> make_move_iterator(const Iterator& i); +template <class Iterator> // constexpr in C++17 +constexpr move_iterator<Iterator> make_move_iterator(const Iterator& i); template <class T, class charT = char, class traits = char_traits<charT>, class Distance = ptrdiff_t> @@ -511,8 +514,8 @@ struct __is_random_access_iterator : public __has_iterator_category_convertible_ template <class _Tp> struct __is_exactly_input_iterator : public integral_constant<bool, - __has_iterator_category_convertible_to<_Tp, input_iterator_tag>::value && - !__has_iterator_category_convertible_to<_Tp, forward_iterator_tag>::value> {}; + __has_iterator_category_convertible_to<_Tp, input_iterator_tag>::value && + !__has_iterator_category_convertible_to<_Tp, forward_iterator_tag>::value> {}; template<class _Category, class _Tp, class _Distance = ptrdiff_t, class _Pointer = _Tp*, class _Reference = _Tp&> @@ -1055,37 +1058,40 @@ public: typedef typename iterator_traits<iterator_type>::reference reference; #endif - _LIBCPP_INLINE_VISIBILITY move_iterator() : __i() {} - _LIBCPP_INLINE_VISIBILITY explicit move_iterator(_Iter __x) : __i(__x) {} - template <class _Up> _LIBCPP_INLINE_VISIBILITY move_iterator(const move_iterator<_Up>& __u) - : __i(__u.base()) {} - _LIBCPP_INLINE_VISIBILITY _Iter base() const {return __i;} - _LIBCPP_INLINE_VISIBILITY reference operator*() const { - return static_cast<reference>(*__i); - } - _LIBCPP_INLINE_VISIBILITY pointer operator->() const { return __i;} - _LIBCPP_INLINE_VISIBILITY move_iterator& operator++() {++__i; return *this;} - _LIBCPP_INLINE_VISIBILITY move_iterator operator++(int) - {move_iterator __tmp(*this); ++__i; return __tmp;} - _LIBCPP_INLINE_VISIBILITY move_iterator& operator--() {--__i; return *this;} - _LIBCPP_INLINE_VISIBILITY move_iterator operator--(int) - {move_iterator __tmp(*this); --__i; return __tmp;} - _LIBCPP_INLINE_VISIBILITY move_iterator operator+ (difference_type __n) const - {return move_iterator(__i + __n);} - _LIBCPP_INLINE_VISIBILITY move_iterator& operator+=(difference_type __n) - {__i += __n; return *this;} - _LIBCPP_INLINE_VISIBILITY move_iterator operator- (difference_type __n) const - {return move_iterator(__i - __n);} - _LIBCPP_INLINE_VISIBILITY move_iterator& operator-=(difference_type __n) - {__i -= __n; return *this;} - _LIBCPP_INLINE_VISIBILITY reference operator[](difference_type __n) const - { - return static_cast<reference>(__i[__n]); - } + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator() : __i() {} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + explicit move_iterator(_Iter __x) : __i(__x) {} + template <class _Up> + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator(const move_iterator<_Up>& __u) : __i(__u.base()) {} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 _Iter base() const {return __i;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + reference operator*() const { return static_cast<reference>(*__i); } + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + pointer operator->() const { return __i;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator& operator++() {++__i; return *this;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator operator++(int) {move_iterator __tmp(*this); ++__i; return __tmp;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator& operator--() {--__i; return *this;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator operator--(int) {move_iterator __tmp(*this); --__i; return __tmp;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator operator+ (difference_type __n) const {return move_iterator(__i + __n);} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator& operator+=(difference_type __n) {__i += __n; return *this;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator operator- (difference_type __n) const {return move_iterator(__i - __n);} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + move_iterator& operator-=(difference_type __n) {__i -= __n; return *this;} + _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 + reference operator[](difference_type __n) const { return static_cast<reference>(__i[__n]); } }; template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 bool operator==(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) { @@ -1093,7 +1099,7 @@ operator==(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) } template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 bool operator<(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) { @@ -1101,7 +1107,7 @@ operator<(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) } template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 bool operator!=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) { @@ -1109,7 +1115,7 @@ operator!=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) } template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 bool operator>(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) { @@ -1117,7 +1123,7 @@ operator>(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) } template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 bool operator>=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) { @@ -1125,7 +1131,7 @@ operator>=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) } template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 bool operator<=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) { @@ -1134,7 +1140,7 @@ operator<=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) #ifndef _LIBCPP_CXX03_LANG template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 auto operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -> decltype(__x.base() - __y.base()) @@ -1152,7 +1158,7 @@ operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) #endif template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator<_Iter> operator+(typename move_iterator<_Iter>::difference_type __n, const move_iterator<_Iter>& __x) { @@ -1160,7 +1166,7 @@ operator+(typename move_iterator<_Iter>::difference_type __n, const move_iterato } template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator<_Iter> make_move_iterator(_Iter __i) { @@ -1550,19 +1556,19 @@ operator+(typename __wrap_iter<_Iter>::difference_type __n, template <class _Iter> struct __libcpp_is_trivial_iterator - : public _LIBCPP_BOOL_CONSTANT(is_pointer<_Iter>::value) {}; - + : public _LIBCPP_BOOL_CONSTANT(is_pointer<_Iter>::value) {}; + template <class _Iter> struct __libcpp_is_trivial_iterator<move_iterator<_Iter> > - : public _LIBCPP_BOOL_CONSTANT(__libcpp_is_trivial_iterator<_Iter>::value) {}; + : public _LIBCPP_BOOL_CONSTANT(__libcpp_is_trivial_iterator<_Iter>::value) {}; template <class _Iter> struct __libcpp_is_trivial_iterator<reverse_iterator<_Iter> > - : public _LIBCPP_BOOL_CONSTANT(__libcpp_is_trivial_iterator<_Iter>::value) {}; + : public _LIBCPP_BOOL_CONSTANT(__libcpp_is_trivial_iterator<_Iter>::value) {}; template <class _Iter> struct __libcpp_is_trivial_iterator<__wrap_iter<_Iter> > - : public _LIBCPP_BOOL_CONSTANT(__libcpp_is_trivial_iterator<_Iter>::value) {}; + : public _LIBCPP_BOOL_CONSTANT(__libcpp_is_trivial_iterator<_Iter>::value) {}; template <class _Tp, size_t _Np> |