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Diffstat (limited to 'lib/libcxx/include/iterator')
| -rw-r--r-- | lib/libcxx/include/iterator | 1903 |
1 files changed, 0 insertions, 1903 deletions
diff --git a/lib/libcxx/include/iterator b/lib/libcxx/include/iterator deleted file mode 100644 index bda177e11e6..00000000000 --- a/lib/libcxx/include/iterator +++ /dev/null @@ -1,1903 +0,0 @@ -// -*- C++ -*- -//===-------------------------- iterator ----------------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef _LIBCPP_ITERATOR -#define _LIBCPP_ITERATOR - -/* - iterator synopsis - -namespace std -{ - -template<class Iterator> -struct iterator_traits -{ - typedef typename Iterator::difference_type difference_type; - typedef typename Iterator::value_type value_type; - typedef typename Iterator::pointer pointer; - typedef typename Iterator::reference reference; - typedef typename Iterator::iterator_category iterator_category; -}; - -template<class T> -struct iterator_traits<T*> -{ - typedef ptrdiff_t difference_type; - typedef T value_type; - typedef T* pointer; - typedef T& reference; - typedef random_access_iterator_tag iterator_category; -}; - -template<class Category, class T, class Distance = ptrdiff_t, - class Pointer = T*, class Reference = T&> -struct iterator -{ - typedef T value_type; - typedef Distance difference_type; - typedef Pointer pointer; - typedef Reference reference; - typedef Category iterator_category; -}; - -struct input_iterator_tag {}; -struct output_iterator_tag {}; -struct forward_iterator_tag : public input_iterator_tag {}; -struct bidirectional_iterator_tag : public forward_iterator_tag {}; -struct random_access_iterator_tag : public bidirectional_iterator_tag {}; - -// 27.4.3, iterator operations -// extension: second argument not conforming to C++03 -template <class InputIterator> // constexpr in C++17 - constexpr void advance(InputIterator& i, - typename iterator_traits<InputIterator>::difference_type n); - -template <class InputIterator> // constexpr in C++17 - constexpr typename iterator_traits<InputIterator>::difference_type - distance(InputIterator first, InputIterator last); - -template <class InputIterator> // constexpr in C++17 - constexpr InputIterator next(InputIterator x, -typename iterator_traits<InputIterator>::difference_type n = 1); - -template <class BidirectionalIterator> // constexpr in C++17 - constexpr BidirectionalIterator prev(BidirectionalIterator x, - typename iterator_traits<BidirectionalIterator>::difference_type n = 1); - -template <class Iterator> -class reverse_iterator - : public iterator<typename iterator_traits<Iterator>::iterator_category, - typename iterator_traits<Iterator>::value_type, - typename iterator_traits<Iterator>::difference_type, - typename iterator_traits<Iterator>::pointer, - typename iterator_traits<Iterator>::reference> -{ -protected: - Iterator current; -public: - typedef Iterator iterator_type; - typedef typename iterator_traits<Iterator>::difference_type difference_type; - typedef typename iterator_traits<Iterator>::reference reference; - typedef typename iterator_traits<Iterator>::pointer pointer; - - constexpr reverse_iterator(); - constexpr explicit reverse_iterator(Iterator x); - template <class U> constexpr reverse_iterator(const reverse_iterator<U>& u); - template <class U> constexpr reverse_iterator& operator=(const reverse_iterator<U>& u); - constexpr Iterator base() const; - constexpr reference operator*() const; - constexpr pointer operator->() const; - constexpr reverse_iterator& operator++(); - constexpr reverse_iterator operator++(int); - constexpr reverse_iterator& operator--(); - constexpr reverse_iterator operator--(int); - constexpr reverse_iterator operator+ (difference_type n) const; - constexpr reverse_iterator& operator+=(difference_type n); - constexpr reverse_iterator operator- (difference_type n) const; - constexpr reverse_iterator& operator-=(difference_type n); - constexpr reference operator[](difference_type n) const; -}; - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator==(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator<(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator!=(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator>(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator>=(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator<=(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr auto -operator-(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y) --> decltype(__y.base() - __x.base()); // constexpr in C++17 - -template <class Iterator> -constexpr reverse_iterator<Iterator> -operator+(typename reverse_iterator<Iterator>::difference_type n, - const reverse_iterator<Iterator>& x); // constexpr in C++17 - -template <class Iterator> -constexpr reverse_iterator<Iterator> make_reverse_iterator(Iterator i); // C++14, constexpr in C++17 - -template <class Container> -class back_insert_iterator -{ -protected: - Container* container; -public: - typedef Container container_type; - typedef void value_type; - typedef void difference_type; - typedef void reference; - typedef void pointer; - - explicit back_insert_iterator(Container& x); - back_insert_iterator& operator=(const typename Container::value_type& value); - back_insert_iterator& operator*(); - back_insert_iterator& operator++(); - back_insert_iterator operator++(int); -}; - -template <class Container> back_insert_iterator<Container> back_inserter(Container& x); - -template <class Container> -class front_insert_iterator -{ -protected: - Container* container; -public: - typedef Container container_type; - typedef void value_type; - typedef void difference_type; - typedef void reference; - typedef void pointer; - - explicit front_insert_iterator(Container& x); - front_insert_iterator& operator=(const typename Container::value_type& value); - front_insert_iterator& operator*(); - front_insert_iterator& operator++(); - front_insert_iterator operator++(int); -}; - -template <class Container> front_insert_iterator<Container> front_inserter(Container& x); - -template <class Container> -class insert_iterator -{ -protected: - Container* container; - typename Container::iterator iter; -public: - typedef Container container_type; - typedef void value_type; - typedef void difference_type; - typedef void reference; - typedef void pointer; - - insert_iterator(Container& x, typename Container::iterator i); - insert_iterator& operator=(const typename Container::value_type& value); - insert_iterator& operator*(); - insert_iterator& operator++(); - insert_iterator& operator++(int); -}; - -template <class Container, class Iterator> -insert_iterator<Container> inserter(Container& x, Iterator i); - -template <class Iterator> -class move_iterator { -public: - typedef Iterator iterator_type; - typedef typename iterator_traits<Iterator>::difference_type difference_type; - typedef Iterator pointer; - typedef typename iterator_traits<Iterator>::value_type value_type; - typedef typename iterator_traits<Iterator>::iterator_category iterator_category; - typedef value_type&& reference; - - 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> -constexpr bool // constexpr in C++17 -operator==(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator!=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator<(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator<=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator>(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -constexpr bool // constexpr in C++17 -operator>=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y); - -template <class Iterator1, class Iterator2> -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> -constexpr move_iterator<Iterator> operator+( // constexpr in C++17 - typename move_iterator<Iterator>::difference_type n, - const move_iterator<Iterator>& x); - -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> -class istream_iterator - : public iterator<input_iterator_tag, T, Distance, const T*, const T&> -{ -public: - typedef charT char_type; - typedef traits traits_type; - typedef basic_istream<charT,traits> istream_type; - - constexpr istream_iterator(); - istream_iterator(istream_type& s); - istream_iterator(const istream_iterator& x); - ~istream_iterator(); - - const T& operator*() const; - const T* operator->() const; - istream_iterator& operator++(); - istream_iterator operator++(int); -}; - -template <class T, class charT, class traits, class Distance> -bool operator==(const istream_iterator<T,charT,traits,Distance>& x, - const istream_iterator<T,charT,traits,Distance>& y); -template <class T, class charT, class traits, class Distance> -bool operator!=(const istream_iterator<T,charT,traits,Distance>& x, - const istream_iterator<T,charT,traits,Distance>& y); - -template <class T, class charT = char, class traits = char_traits<charT> > -class ostream_iterator - : public iterator<output_iterator_tag, void, void, void ,void> -{ -public: - typedef charT char_type; - typedef traits traits_type; - typedef basic_ostream<charT,traits> ostream_type; - - ostream_iterator(ostream_type& s); - ostream_iterator(ostream_type& s, const charT* delimiter); - ostream_iterator(const ostream_iterator& x); - ~ostream_iterator(); - ostream_iterator& operator=(const T& value); - - ostream_iterator& operator*(); - ostream_iterator& operator++(); - ostream_iterator& operator++(int); -}; - -template<class charT, class traits = char_traits<charT> > -class istreambuf_iterator - : public iterator<input_iterator_tag, charT, - typename traits::off_type, unspecified, - charT> -{ -public: - typedef charT char_type; - typedef traits traits_type; - typedef typename traits::int_type int_type; - typedef basic_streambuf<charT,traits> streambuf_type; - typedef basic_istream<charT,traits> istream_type; - - istreambuf_iterator() noexcept; - istreambuf_iterator(istream_type& s) noexcept; - istreambuf_iterator(streambuf_type* s) noexcept; - istreambuf_iterator(a-private-type) noexcept; - - charT operator*() const; - pointer operator->() const; - istreambuf_iterator& operator++(); - a-private-type operator++(int); - - bool equal(const istreambuf_iterator& b) const; -}; - -template <class charT, class traits> -bool operator==(const istreambuf_iterator<charT,traits>& a, - const istreambuf_iterator<charT,traits>& b); -template <class charT, class traits> -bool operator!=(const istreambuf_iterator<charT,traits>& a, - const istreambuf_iterator<charT,traits>& b); - -template <class charT, class traits = char_traits<charT> > -class ostreambuf_iterator - : public iterator<output_iterator_tag, void, void, void, void> -{ -public: - typedef charT char_type; - typedef traits traits_type; - typedef basic_streambuf<charT,traits> streambuf_type; - typedef basic_ostream<charT,traits> ostream_type; - - ostreambuf_iterator(ostream_type& s) noexcept; - ostreambuf_iterator(streambuf_type* s) noexcept; - ostreambuf_iterator& operator=(charT c); - ostreambuf_iterator& operator*(); - ostreambuf_iterator& operator++(); - ostreambuf_iterator& operator++(int); - bool failed() const noexcept; -}; - -template <class C> constexpr auto begin(C& c) -> decltype(c.begin()); -template <class C> constexpr auto begin(const C& c) -> decltype(c.begin()); -template <class C> constexpr auto end(C& c) -> decltype(c.end()); -template <class C> constexpr auto end(const C& c) -> decltype(c.end()); -template <class T, size_t N> constexpr T* begin(T (&array)[N]); -template <class T, size_t N> constexpr T* end(T (&array)[N]); - -template <class C> auto constexpr cbegin(const C& c) -> decltype(std::begin(c)); // C++14 -template <class C> auto constexpr cend(const C& c) -> decltype(std::end(c)); // C++14 -template <class C> auto constexpr rbegin(C& c) -> decltype(c.rbegin()); // C++14 -template <class C> auto constexpr rbegin(const C& c) -> decltype(c.rbegin()); // C++14 -template <class C> auto constexpr rend(C& c) -> decltype(c.rend()); // C++14 -template <class C> constexpr auto rend(const C& c) -> decltype(c.rend()); // C++14 -template <class E> reverse_iterator<const E*> constexpr rbegin(initializer_list<E> il); // C++14 -template <class E> reverse_iterator<const E*> constexpr rend(initializer_list<E> il); // C++14 -template <class T, size_t N> reverse_iterator<T*> constexpr rbegin(T (&array)[N]); // C++14 -template <class T, size_t N> reverse_iterator<T*> constexpr rend(T (&array)[N]); // C++14 -template <class C> constexpr auto crbegin(const C& c) -> decltype(std::rbegin(c)); // C++14 -template <class C> constexpr auto crend(const C& c) -> decltype(std::rend(c)); // C++14 - -// 24.8, container access: -template <class C> constexpr auto size(const C& c) -> decltype(c.size()); // C++17 -template <class T, size_t N> constexpr size_t size(const T (&array)[N]) noexcept; // C++17 -template <class C> constexpr auto empty(const C& c) -> decltype(c.empty()); // C++17 -template <class T, size_t N> constexpr bool empty(const T (&array)[N]) noexcept; // C++17 -template <class E> constexpr bool empty(initializer_list<E> il) noexcept; // C++17 -template <class C> constexpr auto data(C& c) -> decltype(c.data()); // C++17 -template <class C> constexpr auto data(const C& c) -> decltype(c.data()); // C++17 -template <class T, size_t N> constexpr T* data(T (&array)[N]) noexcept; // C++17 -template <class E> constexpr const E* data(initializer_list<E> il) noexcept; // C++17 - -} // std - -*/ - -#include <__config> -#include <iosfwd> // for forward declarations of vector and string. -#include <__functional_base> -#include <type_traits> -#include <cstddef> -#include <initializer_list> -#include <version> -#ifdef __APPLE__ -#include <Availability.h> -#endif - -#include <__debug> - -#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) -#pragma GCC system_header -#endif - -_LIBCPP_BEGIN_NAMESPACE_STD - -struct _LIBCPP_TEMPLATE_VIS input_iterator_tag {}; -struct _LIBCPP_TEMPLATE_VIS output_iterator_tag {}; -struct _LIBCPP_TEMPLATE_VIS forward_iterator_tag : public input_iterator_tag {}; -struct _LIBCPP_TEMPLATE_VIS bidirectional_iterator_tag : public forward_iterator_tag {}; -struct _LIBCPP_TEMPLATE_VIS random_access_iterator_tag : public bidirectional_iterator_tag {}; - -template <class _Tp> -struct __has_iterator_typedefs -{ -private: - struct __two {char __lx; char __lxx;}; - template <class _Up> static __two __test(...); - template <class _Up> static char __test(typename std::__void_t<typename _Up::iterator_category>::type* = 0, - typename std::__void_t<typename _Up::difference_type>::type* = 0, - typename std::__void_t<typename _Up::value_type>::type* = 0, - typename std::__void_t<typename _Up::reference>::type* = 0, - typename std::__void_t<typename _Up::pointer>::type* = 0 - ); -public: - static const bool value = sizeof(__test<_Tp>(0,0,0,0,0)) == 1; -}; - - -template <class _Tp> -struct __has_iterator_category -{ -private: - struct __two {char __lx; char __lxx;}; - template <class _Up> static __two __test(...); - template <class _Up> static char __test(typename _Up::iterator_category* = 0); -public: - static const bool value = sizeof(__test<_Tp>(0)) == 1; -}; - -template <class _Iter, bool> struct __iterator_traits_impl {}; - -template <class _Iter> -struct __iterator_traits_impl<_Iter, true> -{ - typedef typename _Iter::difference_type difference_type; - typedef typename _Iter::value_type value_type; - typedef typename _Iter::pointer pointer; - typedef typename _Iter::reference reference; - typedef typename _Iter::iterator_category iterator_category; -}; - -template <class _Iter, bool> struct __iterator_traits {}; - -template <class _Iter> -struct __iterator_traits<_Iter, true> - : __iterator_traits_impl - < - _Iter, - is_convertible<typename _Iter::iterator_category, input_iterator_tag>::value || - is_convertible<typename _Iter::iterator_category, output_iterator_tag>::value - > -{}; - -// iterator_traits<Iterator> will only have the nested types if Iterator::iterator_category -// exists. Else iterator_traits<Iterator> will be an empty class. This is a -// conforming extension which allows some programs to compile and behave as -// the client expects instead of failing at compile time. - -template <class _Iter> -struct _LIBCPP_TEMPLATE_VIS iterator_traits - : __iterator_traits<_Iter, __has_iterator_typedefs<_Iter>::value> {}; - -template<class _Tp> -struct _LIBCPP_TEMPLATE_VIS iterator_traits<_Tp*> -{ - typedef ptrdiff_t difference_type; - typedef typename remove_cv<_Tp>::type value_type; - typedef _Tp* pointer; - typedef _Tp& reference; - typedef random_access_iterator_tag iterator_category; -}; - -template <class _Tp, class _Up, bool = __has_iterator_category<iterator_traits<_Tp> >::value> -struct __has_iterator_category_convertible_to - : public integral_constant<bool, is_convertible<typename iterator_traits<_Tp>::iterator_category, _Up>::value> -{}; - -template <class _Tp, class _Up> -struct __has_iterator_category_convertible_to<_Tp, _Up, false> : public false_type {}; - -template <class _Tp> -struct __is_input_iterator : public __has_iterator_category_convertible_to<_Tp, input_iterator_tag> {}; - -template <class _Tp> -struct __is_forward_iterator : public __has_iterator_category_convertible_to<_Tp, forward_iterator_tag> {}; - -template <class _Tp> -struct __is_bidirectional_iterator : public __has_iterator_category_convertible_to<_Tp, bidirectional_iterator_tag> {}; - -template <class _Tp> -struct __is_random_access_iterator : public __has_iterator_category_convertible_to<_Tp, random_access_iterator_tag> {}; - -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> {}; - -template<class _Category, class _Tp, class _Distance = ptrdiff_t, - class _Pointer = _Tp*, class _Reference = _Tp&> -struct _LIBCPP_TEMPLATE_VIS iterator -{ - typedef _Tp value_type; - typedef _Distance difference_type; - typedef _Pointer pointer; - typedef _Reference reference; - typedef _Category iterator_category; -}; - -template <class _InputIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -void __advance(_InputIter& __i, - typename iterator_traits<_InputIter>::difference_type __n, input_iterator_tag) -{ - for (; __n > 0; --__n) - ++__i; -} - -template <class _BiDirIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -void __advance(_BiDirIter& __i, - typename iterator_traits<_BiDirIter>::difference_type __n, bidirectional_iterator_tag) -{ - if (__n >= 0) - for (; __n > 0; --__n) - ++__i; - else - for (; __n < 0; ++__n) - --__i; -} - -template <class _RandIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -void __advance(_RandIter& __i, - typename iterator_traits<_RandIter>::difference_type __n, random_access_iterator_tag) -{ - __i += __n; -} - -template <class _InputIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -void advance(_InputIter& __i, - typename iterator_traits<_InputIter>::difference_type __n) -{ - __advance(__i, __n, typename iterator_traits<_InputIter>::iterator_category()); -} - -template <class _InputIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -typename iterator_traits<_InputIter>::difference_type -__distance(_InputIter __first, _InputIter __last, input_iterator_tag) -{ - typename iterator_traits<_InputIter>::difference_type __r(0); - for (; __first != __last; ++__first) - ++__r; - return __r; -} - -template <class _RandIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -typename iterator_traits<_RandIter>::difference_type -__distance(_RandIter __first, _RandIter __last, random_access_iterator_tag) -{ - return __last - __first; -} - -template <class _InputIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -typename iterator_traits<_InputIter>::difference_type -distance(_InputIter __first, _InputIter __last) -{ - return __distance(__first, __last, typename iterator_traits<_InputIter>::iterator_category()); -} - -template <class _InputIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -typename enable_if -< - __is_input_iterator<_InputIter>::value, - _InputIter ->::type -next(_InputIter __x, - typename iterator_traits<_InputIter>::difference_type __n = 1) -{ - _VSTD::advance(__x, __n); - return __x; -} - -template <class _BidirectionalIter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -typename enable_if -< - __is_bidirectional_iterator<_BidirectionalIter>::value, - _BidirectionalIter ->::type -prev(_BidirectionalIter __x, - typename iterator_traits<_BidirectionalIter>::difference_type __n = 1) -{ - _VSTD::advance(__x, -__n); - return __x; -} - - -template <class _Tp, class = void> -struct __is_stashing_iterator : false_type {}; - -template <class _Tp> -struct __is_stashing_iterator<_Tp, typename __void_t<typename _Tp::__stashing_iterator_tag>::type> - : true_type {}; - -template <class _Iter> -class _LIBCPP_TEMPLATE_VIS reverse_iterator - : public iterator<typename iterator_traits<_Iter>::iterator_category, - typename iterator_traits<_Iter>::value_type, - typename iterator_traits<_Iter>::difference_type, - typename iterator_traits<_Iter>::pointer, - typename iterator_traits<_Iter>::reference> -{ -private: - /*mutable*/ _Iter __t; // no longer used as of LWG #2360, not removed due to ABI break - - static_assert(!__is_stashing_iterator<_Iter>::value, - "The specified iterator type cannot be used with reverse_iterator; " - "Using stashing iterators with reverse_iterator causes undefined behavior"); - -protected: - _Iter current; -public: - typedef _Iter iterator_type; - typedef typename iterator_traits<_Iter>::difference_type difference_type; - typedef typename iterator_traits<_Iter>::reference reference; - typedef typename iterator_traits<_Iter>::pointer pointer; - - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator() : __t(), current() {} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - explicit reverse_iterator(_Iter __x) : __t(__x), current(__x) {} - template <class _Up> - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator(const reverse_iterator<_Up>& __u) : __t(__u.base()), current(__u.base()) {} - template <class _Up> - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator& operator=(const reverse_iterator<_Up>& __u) - { __t = current = __u.base(); return *this; } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - _Iter base() const {return current;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reference operator*() const {_Iter __tmp = current; return *--__tmp;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - pointer operator->() const {return _VSTD::addressof(operator*());} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator& operator++() {--current; return *this;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator operator++(int) {reverse_iterator __tmp(*this); --current; return __tmp;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator& operator--() {++current; return *this;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator operator--(int) {reverse_iterator __tmp(*this); ++current; return __tmp;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator operator+ (difference_type __n) const {return reverse_iterator(current - __n);} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator& operator+=(difference_type __n) {current -= __n; return *this;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator operator- (difference_type __n) const {return reverse_iterator(current + __n);} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reverse_iterator& operator-=(difference_type __n) {current += __n; return *this;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 - reference operator[](difference_type __n) const {return *(*this + __n);} -}; - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator==(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __x.base() == __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator<(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __x.base() > __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator!=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __x.base() != __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator>(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __x.base() < __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator>=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __x.base() <= __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator<=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __x.base() >= __y.base(); -} - -#ifndef _LIBCPP_CXX03_LANG -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto -operator-(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) --> decltype(__y.base() - __x.base()) -{ - return __y.base() - __x.base(); -} -#else -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY -typename reverse_iterator<_Iter1>::difference_type -operator-(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y) -{ - return __y.base() - __x.base(); -} -#endif - -template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -reverse_iterator<_Iter> -operator+(typename reverse_iterator<_Iter>::difference_type __n, const reverse_iterator<_Iter>& __x) -{ - return reverse_iterator<_Iter>(__x.base() - __n); -} - -#if _LIBCPP_STD_VER > 11 -template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -reverse_iterator<_Iter> make_reverse_iterator(_Iter __i) -{ - return reverse_iterator<_Iter>(__i); -} -#endif - -template <class _Container> -class _LIBCPP_TEMPLATE_VIS back_insert_iterator - : public iterator<output_iterator_tag, - void, - void, - void, - void> -{ -protected: - _Container* container; -public: - typedef _Container container_type; - - _LIBCPP_INLINE_VISIBILITY explicit back_insert_iterator(_Container& __x) : container(_VSTD::addressof(__x)) {} - _LIBCPP_INLINE_VISIBILITY back_insert_iterator& operator=(const typename _Container::value_type& __value_) - {container->push_back(__value_); return *this;} -#ifndef _LIBCPP_CXX03_LANG - _LIBCPP_INLINE_VISIBILITY back_insert_iterator& operator=(typename _Container::value_type&& __value_) - {container->push_back(_VSTD::move(__value_)); return *this;} -#endif // _LIBCPP_CXX03_LANG - _LIBCPP_INLINE_VISIBILITY back_insert_iterator& operator*() {return *this;} - _LIBCPP_INLINE_VISIBILITY back_insert_iterator& operator++() {return *this;} - _LIBCPP_INLINE_VISIBILITY back_insert_iterator operator++(int) {return *this;} -}; - -template <class _Container> -inline _LIBCPP_INLINE_VISIBILITY -back_insert_iterator<_Container> -back_inserter(_Container& __x) -{ - return back_insert_iterator<_Container>(__x); -} - -template <class _Container> -class _LIBCPP_TEMPLATE_VIS front_insert_iterator - : public iterator<output_iterator_tag, - void, - void, - void, - void> -{ -protected: - _Container* container; -public: - typedef _Container container_type; - - _LIBCPP_INLINE_VISIBILITY explicit front_insert_iterator(_Container& __x) : container(_VSTD::addressof(__x)) {} - _LIBCPP_INLINE_VISIBILITY front_insert_iterator& operator=(const typename _Container::value_type& __value_) - {container->push_front(__value_); return *this;} -#ifndef _LIBCPP_CXX03_LANG - _LIBCPP_INLINE_VISIBILITY front_insert_iterator& operator=(typename _Container::value_type&& __value_) - {container->push_front(_VSTD::move(__value_)); return *this;} -#endif // _LIBCPP_CXX03_LANG - _LIBCPP_INLINE_VISIBILITY front_insert_iterator& operator*() {return *this;} - _LIBCPP_INLINE_VISIBILITY front_insert_iterator& operator++() {return *this;} - _LIBCPP_INLINE_VISIBILITY front_insert_iterator operator++(int) {return *this;} -}; - -template <class _Container> -inline _LIBCPP_INLINE_VISIBILITY -front_insert_iterator<_Container> -front_inserter(_Container& __x) -{ - return front_insert_iterator<_Container>(__x); -} - -template <class _Container> -class _LIBCPP_TEMPLATE_VIS insert_iterator - : public iterator<output_iterator_tag, - void, - void, - void, - void> -{ -protected: - _Container* container; - typename _Container::iterator iter; -public: - typedef _Container container_type; - - _LIBCPP_INLINE_VISIBILITY insert_iterator(_Container& __x, typename _Container::iterator __i) - : container(_VSTD::addressof(__x)), iter(__i) {} - _LIBCPP_INLINE_VISIBILITY insert_iterator& operator=(const typename _Container::value_type& __value_) - {iter = container->insert(iter, __value_); ++iter; return *this;} -#ifndef _LIBCPP_CXX03_LANG - _LIBCPP_INLINE_VISIBILITY insert_iterator& operator=(typename _Container::value_type&& __value_) - {iter = container->insert(iter, _VSTD::move(__value_)); ++iter; return *this;} -#endif // _LIBCPP_CXX03_LANG - _LIBCPP_INLINE_VISIBILITY insert_iterator& operator*() {return *this;} - _LIBCPP_INLINE_VISIBILITY insert_iterator& operator++() {return *this;} - _LIBCPP_INLINE_VISIBILITY insert_iterator& operator++(int) {return *this;} -}; - -template <class _Container> -inline _LIBCPP_INLINE_VISIBILITY -insert_iterator<_Container> -inserter(_Container& __x, typename _Container::iterator __i) -{ - return insert_iterator<_Container>(__x, __i); -} - -template <class _Tp, class _CharT = char, - class _Traits = char_traits<_CharT>, class _Distance = ptrdiff_t> -class _LIBCPP_TEMPLATE_VIS istream_iterator - : public iterator<input_iterator_tag, _Tp, _Distance, const _Tp*, const _Tp&> -{ -public: - typedef _CharT char_type; - typedef _Traits traits_type; - typedef basic_istream<_CharT,_Traits> istream_type; -private: - istream_type* __in_stream_; - _Tp __value_; -public: - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR istream_iterator() : __in_stream_(0), __value_() {} - _LIBCPP_INLINE_VISIBILITY istream_iterator(istream_type& __s) : __in_stream_(_VSTD::addressof(__s)) - { - if (!(*__in_stream_ >> __value_)) - __in_stream_ = 0; - } - - _LIBCPP_INLINE_VISIBILITY const _Tp& operator*() const {return __value_;} - _LIBCPP_INLINE_VISIBILITY const _Tp* operator->() const {return _VSTD::addressof((operator*()));} - _LIBCPP_INLINE_VISIBILITY istream_iterator& operator++() - { - if (!(*__in_stream_ >> __value_)) - __in_stream_ = 0; - return *this; - } - _LIBCPP_INLINE_VISIBILITY istream_iterator operator++(int) - {istream_iterator __t(*this); ++(*this); return __t;} - - template <class _Up, class _CharU, class _TraitsU, class _DistanceU> - friend _LIBCPP_INLINE_VISIBILITY - bool - operator==(const istream_iterator<_Up, _CharU, _TraitsU, _DistanceU>& __x, - const istream_iterator<_Up, _CharU, _TraitsU, _DistanceU>& __y); - - template <class _Up, class _CharU, class _TraitsU, class _DistanceU> - friend _LIBCPP_INLINE_VISIBILITY - bool - operator==(const istream_iterator<_Up, _CharU, _TraitsU, _DistanceU>& __x, - const istream_iterator<_Up, _CharU, _TraitsU, _DistanceU>& __y); -}; - -template <class _Tp, class _CharT, class _Traits, class _Distance> -inline _LIBCPP_INLINE_VISIBILITY -bool -operator==(const istream_iterator<_Tp, _CharT, _Traits, _Distance>& __x, - const istream_iterator<_Tp, _CharT, _Traits, _Distance>& __y) -{ - return __x.__in_stream_ == __y.__in_stream_; -} - -template <class _Tp, class _CharT, class _Traits, class _Distance> -inline _LIBCPP_INLINE_VISIBILITY -bool -operator!=(const istream_iterator<_Tp, _CharT, _Traits, _Distance>& __x, - const istream_iterator<_Tp, _CharT, _Traits, _Distance>& __y) -{ - return !(__x == __y); -} - -template <class _Tp, class _CharT = char, class _Traits = char_traits<_CharT> > -class _LIBCPP_TEMPLATE_VIS ostream_iterator - : public iterator<output_iterator_tag, void, void, void, void> -{ -public: - typedef _CharT char_type; - typedef _Traits traits_type; - typedef basic_ostream<_CharT,_Traits> ostream_type; -private: - ostream_type* __out_stream_; - const char_type* __delim_; -public: - _LIBCPP_INLINE_VISIBILITY ostream_iterator(ostream_type& __s) _NOEXCEPT - : __out_stream_(_VSTD::addressof(__s)), __delim_(0) {} - _LIBCPP_INLINE_VISIBILITY ostream_iterator(ostream_type& __s, const _CharT* __delimiter) _NOEXCEPT - : __out_stream_(_VSTD::addressof(__s)), __delim_(__delimiter) {} - _LIBCPP_INLINE_VISIBILITY ostream_iterator& operator=(const _Tp& __value_) - { - *__out_stream_ << __value_; - if (__delim_) - *__out_stream_ << __delim_; - return *this; - } - - _LIBCPP_INLINE_VISIBILITY ostream_iterator& operator*() {return *this;} - _LIBCPP_INLINE_VISIBILITY ostream_iterator& operator++() {return *this;} - _LIBCPP_INLINE_VISIBILITY ostream_iterator& operator++(int) {return *this;} -}; - -template<class _CharT, class _Traits> -class _LIBCPP_TEMPLATE_VIS istreambuf_iterator - : public iterator<input_iterator_tag, _CharT, - typename _Traits::off_type, _CharT*, - _CharT> -{ -public: - typedef _CharT char_type; - typedef _Traits traits_type; - typedef typename _Traits::int_type int_type; - typedef basic_streambuf<_CharT,_Traits> streambuf_type; - typedef basic_istream<_CharT,_Traits> istream_type; -private: - mutable streambuf_type* __sbuf_; - - class __proxy - { - char_type __keep_; - streambuf_type* __sbuf_; - _LIBCPP_INLINE_VISIBILITY __proxy(char_type __c, streambuf_type* __s) - : __keep_(__c), __sbuf_(__s) {} - friend class istreambuf_iterator; - public: - _LIBCPP_INLINE_VISIBILITY char_type operator*() const {return __keep_;} - }; - - _LIBCPP_INLINE_VISIBILITY - bool __test_for_eof() const - { - if (__sbuf_ && traits_type::eq_int_type(__sbuf_->sgetc(), traits_type::eof())) - __sbuf_ = 0; - return __sbuf_ == 0; - } -public: - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR istreambuf_iterator() _NOEXCEPT : __sbuf_(0) {} - _LIBCPP_INLINE_VISIBILITY istreambuf_iterator(istream_type& __s) _NOEXCEPT - : __sbuf_(__s.rdbuf()) {} - _LIBCPP_INLINE_VISIBILITY istreambuf_iterator(streambuf_type* __s) _NOEXCEPT - : __sbuf_(__s) {} - _LIBCPP_INLINE_VISIBILITY istreambuf_iterator(const __proxy& __p) _NOEXCEPT - : __sbuf_(__p.__sbuf_) {} - - _LIBCPP_INLINE_VISIBILITY char_type operator*() const - {return static_cast<char_type>(__sbuf_->sgetc());} - _LIBCPP_INLINE_VISIBILITY istreambuf_iterator& operator++() - { - __sbuf_->sbumpc(); - return *this; - } - _LIBCPP_INLINE_VISIBILITY __proxy operator++(int) - { - return __proxy(__sbuf_->sbumpc(), __sbuf_); - } - - _LIBCPP_INLINE_VISIBILITY bool equal(const istreambuf_iterator& __b) const - {return __test_for_eof() == __b.__test_for_eof();} -}; - -template <class _CharT, class _Traits> -inline _LIBCPP_INLINE_VISIBILITY -bool operator==(const istreambuf_iterator<_CharT,_Traits>& __a, - const istreambuf_iterator<_CharT,_Traits>& __b) - {return __a.equal(__b);} - -template <class _CharT, class _Traits> -inline _LIBCPP_INLINE_VISIBILITY -bool operator!=(const istreambuf_iterator<_CharT,_Traits>& __a, - const istreambuf_iterator<_CharT,_Traits>& __b) - {return !__a.equal(__b);} - -template <class _CharT, class _Traits> -class _LIBCPP_TEMPLATE_VIS ostreambuf_iterator - : public iterator<output_iterator_tag, void, void, void, void> -{ -public: - typedef _CharT char_type; - typedef _Traits traits_type; - typedef basic_streambuf<_CharT,_Traits> streambuf_type; - typedef basic_ostream<_CharT,_Traits> ostream_type; -private: - streambuf_type* __sbuf_; -public: - _LIBCPP_INLINE_VISIBILITY ostreambuf_iterator(ostream_type& __s) _NOEXCEPT - : __sbuf_(__s.rdbuf()) {} - _LIBCPP_INLINE_VISIBILITY ostreambuf_iterator(streambuf_type* __s) _NOEXCEPT - : __sbuf_(__s) {} - _LIBCPP_INLINE_VISIBILITY ostreambuf_iterator& operator=(_CharT __c) - { - if (__sbuf_ && traits_type::eq_int_type(__sbuf_->sputc(__c), traits_type::eof())) - __sbuf_ = 0; - return *this; - } - _LIBCPP_INLINE_VISIBILITY ostreambuf_iterator& operator*() {return *this;} - _LIBCPP_INLINE_VISIBILITY ostreambuf_iterator& operator++() {return *this;} - _LIBCPP_INLINE_VISIBILITY ostreambuf_iterator& operator++(int) {return *this;} - _LIBCPP_INLINE_VISIBILITY bool failed() const _NOEXCEPT {return __sbuf_ == 0;} - -#if !defined(__APPLE__) || \ - (defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED > __MAC_10_8) || \ - (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED > __IPHONE_6_0) - - template <class _Ch, class _Tr> - friend - _LIBCPP_HIDDEN - ostreambuf_iterator<_Ch, _Tr> - __pad_and_output(ostreambuf_iterator<_Ch, _Tr> __s, - const _Ch* __ob, const _Ch* __op, const _Ch* __oe, - ios_base& __iob, _Ch __fl); -#endif -}; - -template <class _Iter> -class _LIBCPP_TEMPLATE_VIS move_iterator -{ -private: - _Iter __i; -public: - typedef _Iter iterator_type; - typedef typename iterator_traits<iterator_type>::iterator_category iterator_category; - typedef typename iterator_traits<iterator_type>::value_type value_type; - typedef typename iterator_traits<iterator_type>::difference_type difference_type; - typedef iterator_type pointer; -#ifndef _LIBCPP_CXX03_LANG - typedef typename iterator_traits<iterator_type>::reference __reference; - typedef typename conditional< - is_reference<__reference>::value, - typename remove_reference<__reference>::type&&, - __reference - >::type reference; -#else - typedef typename iterator_traits<iterator_type>::reference reference; -#endif - - _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 _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator==(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() == __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator<(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() < __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator!=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() != __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator>(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() > __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator>=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() >= __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -bool -operator<=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() <= __y.base(); -} - -#ifndef _LIBCPP_CXX03_LANG -template <class _Iter1, class _Iter2> -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()) -{ - return __x.base() - __y.base(); -} -#else -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY -typename move_iterator<_Iter1>::difference_type -operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y) -{ - return __x.base() - __y.base(); -} -#endif - -template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -move_iterator<_Iter> -operator+(typename move_iterator<_Iter>::difference_type __n, const move_iterator<_Iter>& __x) -{ - return move_iterator<_Iter>(__x.base() + __n); -} - -template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -move_iterator<_Iter> -make_move_iterator(_Iter __i) -{ - return move_iterator<_Iter>(__i); -} - -// __wrap_iter - -template <class _Iter> class __wrap_iter; - -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator==(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator<(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator!=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator>(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator>=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator<=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -#ifndef _LIBCPP_CXX03_LANG -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -auto -operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG --> decltype(__x.base() - __y.base()); -#else -template <class _Iter1, class _Iter2> -_LIBCPP_INLINE_VISIBILITY -typename __wrap_iter<_Iter1>::difference_type -operator-(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; -#endif - -template <class _Iter> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -__wrap_iter<_Iter> -operator+(typename __wrap_iter<_Iter>::difference_type, __wrap_iter<_Iter>) _NOEXCEPT_DEBUG; - -template <class _Ip, class _Op> _Op _LIBCPP_INLINE_VISIBILITY copy(_Ip, _Ip, _Op); -template <class _B1, class _B2> _B2 _LIBCPP_INLINE_VISIBILITY copy_backward(_B1, _B1, _B2); -template <class _Ip, class _Op> _Op _LIBCPP_INLINE_VISIBILITY move(_Ip, _Ip, _Op); -template <class _B1, class _B2> _B2 _LIBCPP_INLINE_VISIBILITY move_backward(_B1, _B1, _B2); - -#if _LIBCPP_DEBUG_LEVEL < 2 - -template <class _Tp> -_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -typename enable_if -< - is_trivially_copy_assignable<_Tp>::value, - _Tp* ->::type -__unwrap_iter(__wrap_iter<_Tp*>); - -#else - -template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -typename enable_if -< - is_trivially_copy_assignable<_Tp>::value, - __wrap_iter<_Tp*> ->::type -__unwrap_iter(__wrap_iter<_Tp*> __i); - -#endif - -template <class _Iter> -class __wrap_iter -{ -public: - typedef _Iter iterator_type; - typedef typename iterator_traits<iterator_type>::iterator_category iterator_category; - typedef typename iterator_traits<iterator_type>::value_type value_type; - typedef typename iterator_traits<iterator_type>::difference_type difference_type; - typedef typename iterator_traits<iterator_type>::pointer pointer; - typedef typename iterator_traits<iterator_type>::reference reference; -private: - iterator_type __i; -public: - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter() _NOEXCEPT_DEBUG -#if _LIBCPP_STD_VER > 11 - : __i{} -#endif - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - __get_db()->__insert_i(this); -#endif - } - template <class _Up> _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG - __wrap_iter(const __wrap_iter<_Up>& __u, - typename enable_if<is_convertible<_Up, iterator_type>::value>::type* = 0) _NOEXCEPT_DEBUG - : __i(__u.base()) - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - __get_db()->__iterator_copy(this, &__u); -#endif - } -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG - __wrap_iter(const __wrap_iter& __x) - : __i(__x.base()) - { - __get_db()->__iterator_copy(this, &__x); - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG - __wrap_iter& operator=(const __wrap_iter& __x) - { - if (this != &__x) - { - __get_db()->__iterator_copy(this, &__x); - __i = __x.__i; - } - return *this; - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG - ~__wrap_iter() - { - __get_db()->__erase_i(this); - } -#endif - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG reference operator*() const _NOEXCEPT_DEBUG - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this), - "Attempted to dereference a non-dereferenceable iterator"); -#endif - return *__i; - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG pointer operator->() const _NOEXCEPT_DEBUG - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this), - "Attempted to dereference a non-dereferenceable iterator"); -#endif - return (pointer)_VSTD::addressof(*__i); - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter& operator++() _NOEXCEPT_DEBUG - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this), - "Attempted to increment non-incrementable iterator"); -#endif - ++__i; - return *this; - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter operator++(int) _NOEXCEPT_DEBUG - {__wrap_iter __tmp(*this); ++(*this); return __tmp;} - - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter& operator--() _NOEXCEPT_DEBUG - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__decrementable(this), - "Attempted to decrement non-decrementable iterator"); -#endif - --__i; - return *this; - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter operator--(int) _NOEXCEPT_DEBUG - {__wrap_iter __tmp(*this); --(*this); return __tmp;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter operator+ (difference_type __n) const _NOEXCEPT_DEBUG - {__wrap_iter __w(*this); __w += __n; return __w;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter& operator+=(difference_type __n) _NOEXCEPT_DEBUG - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__addable(this, __n), - "Attempted to add/subtract iterator outside of valid range"); -#endif - __i += __n; - return *this; - } - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter operator- (difference_type __n) const _NOEXCEPT_DEBUG - {return *this + (-__n);} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter& operator-=(difference_type __n) _NOEXCEPT_DEBUG - {*this += -__n; return *this;} - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG reference operator[](difference_type __n) const _NOEXCEPT_DEBUG - { -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__subscriptable(this, __n), - "Attempted to subscript iterator outside of valid range"); -#endif - return __i[__n]; - } - - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG iterator_type base() const _NOEXCEPT_DEBUG {return __i;} - -private: -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter(const void* __p, iterator_type __x) : __i(__x) - { - __get_db()->__insert_ic(this, __p); - } -#else - _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG __wrap_iter(iterator_type __x) _NOEXCEPT_DEBUG : __i(__x) {} -#endif - - template <class _Up> friend class __wrap_iter; - template <class _CharT, class _Traits, class _Alloc> friend class basic_string; - template <class _Tp, class _Alloc> friend class _LIBCPP_TEMPLATE_VIS vector; - template <class _Tp, ptrdiff_t> friend class _LIBCPP_TEMPLATE_VIS span; - - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - bool - operator==(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - bool - operator<(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - bool - operator!=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - bool - operator>(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - bool - operator>=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - bool - operator<=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; - -#ifndef _LIBCPP_CXX03_LANG - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - auto - operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG - -> decltype(__x.base() - __y.base()); -#else - template <class _Iter1, class _Iter2> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - typename __wrap_iter<_Iter1>::difference_type - operator-(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT_DEBUG; -#endif - - template <class _Iter1> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - __wrap_iter<_Iter1> - operator+(typename __wrap_iter<_Iter1>::difference_type, __wrap_iter<_Iter1>) _NOEXCEPT_DEBUG; - - template <class _Ip, class _Op> friend _Op copy(_Ip, _Ip, _Op); - template <class _B1, class _B2> friend _B2 copy_backward(_B1, _B1, _B2); - template <class _Ip, class _Op> friend _Op move(_Ip, _Ip, _Op); - template <class _B1, class _B2> friend _B2 move_backward(_B1, _B1, _B2); - -#if _LIBCPP_DEBUG_LEVEL < 2 - template <class _Tp> - _LIBCPP_CONSTEXPR_IF_NODEBUG friend - typename enable_if - < - is_trivially_copy_assignable<_Tp>::value, - _Tp* - >::type - __unwrap_iter(__wrap_iter<_Tp*>); -#else - template <class _Tp> - inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG - typename enable_if - < - is_trivially_copy_assignable<_Tp>::value, - __wrap_iter<_Tp*> - >::type - __unwrap_iter(__wrap_iter<_Tp*> __i); -#endif -}; - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator==(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ - return __x.base() == __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator<(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__less_than_comparable(&__x, &__y), - "Attempted to compare incomparable iterators"); -#endif - return __x.base() < __y.base(); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator!=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ - return !(__x == __y); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator>(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ - return __y < __x; -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator>=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ - return !(__x < __y); -} - -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator<=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ - return !(__y < __x); -} - -template <class _Iter1> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator!=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter1>& __y) _NOEXCEPT_DEBUG -{ - return !(__x == __y); -} - -template <class _Iter1> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator>(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter1>& __y) _NOEXCEPT_DEBUG -{ - return __y < __x; -} - -template <class _Iter1> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator>=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter1>& __y) _NOEXCEPT_DEBUG -{ - return !(__x < __y); -} - -template <class _Iter1> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -bool -operator<=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter1>& __y) _NOEXCEPT_DEBUG -{ - return !(__y < __x); -} - -#ifndef _LIBCPP_CXX03_LANG -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -auto -operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG --> decltype(__x.base() - __y.base()) -{ -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__less_than_comparable(&__x, &__y), - "Attempted to subtract incompatible iterators"); -#endif - return __x.base() - __y.base(); -} -#else -template <class _Iter1, class _Iter2> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -typename __wrap_iter<_Iter1>::difference_type -operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT_DEBUG -{ -#if _LIBCPP_DEBUG_LEVEL >= 2 - _LIBCPP_ASSERT(__get_const_db()->__less_than_comparable(&__x, &__y), - "Attempted to subtract incompatible iterators"); -#endif - return __x.base() - __y.base(); -} -#endif - -template <class _Iter> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_IF_NODEBUG -__wrap_iter<_Iter> -operator+(typename __wrap_iter<_Iter>::difference_type __n, - __wrap_iter<_Iter> __x) _NOEXCEPT_DEBUG -{ - __x += __n; - return __x; -} - -template <class _Iter> -struct __libcpp_is_trivial_iterator - : 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) {}; - -template <class _Iter> -struct __libcpp_is_trivial_iterator<reverse_iterator<_Iter> > - : 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) {}; - - -template <class _Tp, size_t _Np> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 -_Tp* -begin(_Tp (&__array)[_Np]) -{ - return __array; -} - -template <class _Tp, size_t _Np> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 -_Tp* -end(_Tp (&__array)[_Np]) -{ - return __array + _Np; -} - -#if !defined(_LIBCPP_CXX03_LANG) - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto -begin(_Cp& __c) -> decltype(__c.begin()) -{ - return __c.begin(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto -begin(const _Cp& __c) -> decltype(__c.begin()) -{ - return __c.begin(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto -end(_Cp& __c) -> decltype(__c.end()) -{ - return __c.end(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto -end(const _Cp& __c) -> decltype(__c.end()) -{ - return __c.end(); -} - -#if _LIBCPP_STD_VER > 11 - -template <class _Tp, size_t _Np> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -reverse_iterator<_Tp*> rbegin(_Tp (&__array)[_Np]) -{ - return reverse_iterator<_Tp*>(__array + _Np); -} - -template <class _Tp, size_t _Np> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -reverse_iterator<_Tp*> rend(_Tp (&__array)[_Np]) -{ - return reverse_iterator<_Tp*>(__array); -} - -template <class _Ep> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -reverse_iterator<const _Ep*> rbegin(initializer_list<_Ep> __il) -{ - return reverse_iterator<const _Ep*>(__il.end()); -} - -template <class _Ep> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -reverse_iterator<const _Ep*> rend(initializer_list<_Ep> __il) -{ - return reverse_iterator<const _Ep*>(__il.begin()); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 -auto cbegin(const _Cp& __c) -> decltype(_VSTD::begin(__c)) -{ - return _VSTD::begin(__c); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 -auto cend(const _Cp& __c) -> decltype(_VSTD::end(__c)) -{ - return _VSTD::end(__c); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto rbegin(_Cp& __c) -> decltype(__c.rbegin()) -{ - return __c.rbegin(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto rbegin(const _Cp& __c) -> decltype(__c.rbegin()) -{ - return __c.rbegin(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto rend(_Cp& __c) -> decltype(__c.rend()) -{ - return __c.rend(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto rend(const _Cp& __c) -> decltype(__c.rend()) -{ - return __c.rend(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto crbegin(const _Cp& __c) -> decltype(_VSTD::rbegin(__c)) -{ - return _VSTD::rbegin(__c); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 -auto crend(const _Cp& __c) -> decltype(_VSTD::rend(__c)) -{ - return _VSTD::rend(__c); -} - -#endif - - -#else // defined(_LIBCPP_CXX03_LANG) - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY -typename _Cp::iterator -begin(_Cp& __c) -{ - return __c.begin(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY -typename _Cp::const_iterator -begin(const _Cp& __c) -{ - return __c.begin(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY -typename _Cp::iterator -end(_Cp& __c) -{ - return __c.end(); -} - -template <class _Cp> -inline _LIBCPP_INLINE_VISIBILITY -typename _Cp::const_iterator -end(const _Cp& __c) -{ - return __c.end(); -} - -#endif // !defined(_LIBCPP_CXX03_LANG) - -#if _LIBCPP_STD_VER > 14 - -// #if _LIBCPP_STD_VER > 11 -// template <> -// struct _LIBCPP_TEMPLATE_VIS plus<void> -// { -// template <class _T1, class _T2> -// _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY -// auto operator()(_T1&& __t, _T2&& __u) const -// _NOEXCEPT_(noexcept(_VSTD::forward<_T1>(__t) + _VSTD::forward<_T2>(__u))) -// -> decltype (_VSTD::forward<_T1>(__t) + _VSTD::forward<_T2>(__u)) -// { return _VSTD::forward<_T1>(__t) + _VSTD::forward<_T2>(__u); } -// typedef void is_transparent; -// }; -// #endif - -template <class _Cont> -inline _LIBCPP_INLINE_VISIBILITY -constexpr auto size(const _Cont& __c) -_NOEXCEPT_(noexcept(__c.size())) --> decltype (__c.size()) -{ return __c.size(); } - -template <class _Tp, size_t _Sz> -inline _LIBCPP_INLINE_VISIBILITY -constexpr size_t size(const _Tp (&)[_Sz]) noexcept { return _Sz; } - -template <class _Cont> -_LIBCPP_NODISCARD_AFTER_CXX17 inline _LIBCPP_INLINE_VISIBILITY -constexpr auto empty(const _Cont& __c) -_NOEXCEPT_(noexcept(__c.empty())) --> decltype (__c.empty()) -{ return __c.empty(); } - -template <class _Tp, size_t _Sz> -_LIBCPP_NODISCARD_AFTER_CXX17 inline _LIBCPP_INLINE_VISIBILITY -constexpr bool empty(const _Tp (&)[_Sz]) noexcept { return false; } - -template <class _Ep> -_LIBCPP_NODISCARD_AFTER_CXX17 inline _LIBCPP_INLINE_VISIBILITY -constexpr bool empty(initializer_list<_Ep> __il) noexcept { return __il.size() == 0; } - -template <class _Cont> constexpr -inline _LIBCPP_INLINE_VISIBILITY -auto data(_Cont& __c) -_NOEXCEPT_(noexcept(__c.data())) --> decltype (__c.data()) -{ return __c.data(); } - -template <class _Cont> constexpr -inline _LIBCPP_INLINE_VISIBILITY -auto data(const _Cont& __c) -_NOEXCEPT_(noexcept(__c.data())) --> decltype (__c.data()) -{ return __c.data(); } - -template <class _Tp, size_t _Sz> -inline _LIBCPP_INLINE_VISIBILITY -constexpr _Tp* data(_Tp (&__array)[_Sz]) noexcept { return __array; } - -template <class _Ep> -inline _LIBCPP_INLINE_VISIBILITY -constexpr const _Ep* data(initializer_list<_Ep> __il) noexcept { return __il.begin(); } -#endif - - -_LIBCPP_END_NAMESPACE_STD - -#endif // _LIBCPP_ITERATOR |