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// -*- C++ -*- |
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//===-------------------------- memory ------------------------------------===// |
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// |
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// The LLVM Compiler Infrastructure |
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// |
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// This file is dual licensed under the MIT and the University of Illinois Open |
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// Source Licenses. See LICENSE.TXT for details. |
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// |
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//===----------------------------------------------------------------------===// |
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#ifndef _LIBCPP_MEMORY |
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#define _LIBCPP_MEMORY |
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/* |
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memory synopsis |
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namespace std |
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{ |
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struct allocator_arg_t { }; |
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constexpr allocator_arg_t allocator_arg = allocator_arg_t(); |
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template <class T, class Alloc> struct uses_allocator; |
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template <class Ptr> |
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struct pointer_traits |
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{ |
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typedef Ptr pointer; |
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typedef <details> element_type; |
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typedef <details> difference_type; |
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template <class U> using rebind = <details>; |
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static pointer pointer_to(<details>); |
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}; |
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template <class T> |
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struct pointer_traits<T*> |
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{ |
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typedef T* pointer; |
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typedef T element_type; |
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typedef ptrdiff_t difference_type; |
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template <class U> using rebind = U*; |
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static pointer pointer_to(<details>) noexcept; |
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}; |
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template <class Alloc> |
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struct allocator_traits |
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{ |
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typedef Alloc allocator_type; |
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typedef typename allocator_type::value_type |
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value_type; |
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typedef Alloc::pointer | value_type* pointer; |
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typedef Alloc::const_pointer |
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| pointer_traits<pointer>::rebind<const value_type> |
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const_pointer; |
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typedef Alloc::void_pointer |
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| pointer_traits<pointer>::rebind<void> |
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void_pointer; |
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typedef Alloc::const_void_pointer |
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| pointer_traits<pointer>::rebind<const void> |
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const_void_pointer; |
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typedef Alloc::difference_type |
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| pointer_traits<pointer>::difference_type |
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difference_type; |
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typedef Alloc::size_type |
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| make_unsigned<difference_type>::type |
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size_type; |
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typedef Alloc::propagate_on_container_copy_assignment |
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| false_type propagate_on_container_copy_assignment; |
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typedef Alloc::propagate_on_container_move_assignment |
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| false_type propagate_on_container_move_assignment; |
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typedef Alloc::propagate_on_container_swap |
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| false_type propagate_on_container_swap; |
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template <class T> using rebind_alloc = Alloc::rebind<U>::other | Alloc<T, Args...>; |
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template <class T> using rebind_traits = allocator_traits<rebind_alloc<T>>; |
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static pointer allocate(allocator_type& a, size_type n); |
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static pointer allocate(allocator_type& a, size_type n, const_void_pointer hint); |
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static void deallocate(allocator_type& a, pointer p, size_type n) noexcept; |
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template <class T, class... Args> |
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static void construct(allocator_type& a, T* p, Args&&... args); |
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template <class T> |
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static void destroy(allocator_type& a, T* p); |
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static size_type max_size(const allocator_type& a); // noexcept in C++14 |
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static allocator_type |
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select_on_container_copy_construction(const allocator_type& a); |
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}; |
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template <> |
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class allocator<void> |
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{ |
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public: |
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typedef void* pointer; |
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typedef const void* const_pointer; |
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typedef void value_type; |
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template <class _Up> struct rebind {typedef allocator<_Up> other;}; |
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}; |
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template <class T> |
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class allocator |
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{ |
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public: |
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typedef size_t size_type; |
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typedef ptrdiff_t difference_type; |
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typedef T* pointer; |
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typedef const T* const_pointer; |
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typedef typename add_lvalue_reference<T>::type reference; |
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typedef typename add_lvalue_reference<const T>::type const_reference; |
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typedef T value_type; |
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template <class U> struct rebind {typedef allocator<U> other;}; |
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allocator() noexcept; |
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allocator(const allocator&) noexcept; |
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template <class U> allocator(const allocator<U>&) noexcept; |
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~allocator(); |
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pointer address(reference x) const noexcept; |
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const_pointer address(const_reference x) const noexcept; |
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pointer allocate(size_type, allocator<void>::const_pointer hint = 0); |
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void deallocate(pointer p, size_type n) noexcept; |
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size_type max_size() const noexcept; |
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template<class U, class... Args> |
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void construct(U* p, Args&&... args); |
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template <class U> |
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void destroy(U* p); |
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}; |
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template <class T, class U> |
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bool operator==(const allocator<T>&, const allocator<U>&) noexcept; |
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template <class T, class U> |
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bool operator!=(const allocator<T>&, const allocator<U>&) noexcept; |
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template <class OutputIterator, class T> |
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class raw_storage_iterator |
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: public iterator<output_iterator_tag, |
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T, // purposefully not C++03 |
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ptrdiff_t, // purposefully not C++03 |
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T*, // purposefully not C++03 |
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raw_storage_iterator&> // purposefully not C++03 |
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{ |
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public: |
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explicit raw_storage_iterator(OutputIterator x); |
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raw_storage_iterator& operator*(); |
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raw_storage_iterator& operator=(const T& element); |
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raw_storage_iterator& operator++(); |
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raw_storage_iterator operator++(int); |
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}; |
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template <class T> pair<T*,ptrdiff_t> get_temporary_buffer(ptrdiff_t n) noexcept; |
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template <class T> void return_temporary_buffer(T* p) noexcept; |
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template <class T> T* addressof(T& r) noexcept; |
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template <class InputIterator, class ForwardIterator> |
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ForwardIterator |
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uninitialized_copy(InputIterator first, InputIterator last, ForwardIterator result); |
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template <class InputIterator, class Size, class ForwardIterator> |
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ForwardIterator |
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uninitialized_copy_n(InputIterator first, Size n, ForwardIterator result); |
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template <class ForwardIterator, class T> |
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void uninitialized_fill(ForwardIterator first, ForwardIterator last, const T& x); |
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template <class ForwardIterator, class Size, class T> |
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ForwardIterator |
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uninitialized_fill_n(ForwardIterator first, Size n, const T& x); |
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template <class Y> struct auto_ptr_ref {}; |
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template<class X> |
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class auto_ptr |
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{ |
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public: |
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typedef X element_type; |
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explicit auto_ptr(X* p =0) throw(); |
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auto_ptr(auto_ptr&) throw(); |
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template<class Y> auto_ptr(auto_ptr<Y>&) throw(); |
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auto_ptr& operator=(auto_ptr&) throw(); |
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template<class Y> auto_ptr& operator=(auto_ptr<Y>&) throw(); |
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auto_ptr& operator=(auto_ptr_ref<X> r) throw(); |
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~auto_ptr() throw(); |
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typename add_lvalue_reference<X>::type operator*() const throw(); |
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X* operator->() const throw(); |
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X* get() const throw(); |
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X* release() throw(); |
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void reset(X* p =0) throw(); |
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auto_ptr(auto_ptr_ref<X>) throw(); |
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template<class Y> operator auto_ptr_ref<Y>() throw(); |
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template<class Y> operator auto_ptr<Y>() throw(); |
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}; |
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template <class T> |
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struct default_delete |
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{ |
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constexpr default_delete() noexcept = default; |
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template <class U> default_delete(const default_delete<U>&) noexcept; |
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void operator()(T*) const noexcept; |
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}; |
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template <class T> |
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struct default_delete<T[]> |
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{ |
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constexpr default_delete() noexcept = default; |
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void operator()(T*) const noexcept; |
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template <class U> void operator()(U*) const = delete; |
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}; |
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template <class T, class D = default_delete<T>> |
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class unique_ptr |
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{ |
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public: |
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typedef see below pointer; |
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typedef T element_type; |
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typedef D deleter_type; |
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// constructors |
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constexpr unique_ptr() noexcept; |
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explicit unique_ptr(pointer p) noexcept; |
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unique_ptr(pointer p, see below d1) noexcept; |
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unique_ptr(pointer p, see below d2) noexcept; |
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unique_ptr(unique_ptr&& u) noexcept; |
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unique_ptr(nullptr_t) noexcept : unique_ptr() { } |
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template <class U, class E> |
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unique_ptr(unique_ptr<U, E>&& u) noexcept; |
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template <class U> |
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unique_ptr(auto_ptr<U>&& u) noexcept; |
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// destructor |
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~unique_ptr(); |
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// assignment |
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unique_ptr& operator=(unique_ptr&& u) noexcept; |
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template <class U, class E> unique_ptr& operator=(unique_ptr<U, E>&& u) noexcept; |
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unique_ptr& operator=(nullptr_t) noexcept; |
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// observers |
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typename add_lvalue_reference<T>::type operator*() const; |
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pointer operator->() const noexcept; |
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pointer get() const noexcept; |
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deleter_type& get_deleter() noexcept; |
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const deleter_type& get_deleter() const noexcept; |
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explicit operator bool() const noexcept; |
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// modifiers |
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pointer release() noexcept; |
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void reset(pointer p = pointer()) noexcept; |
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void swap(unique_ptr& u) noexcept; |
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}; |
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template <class T, class D> |
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class unique_ptr<T[], D> |
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{ |
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public: |
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typedef implementation-defined pointer; |
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typedef T element_type; |
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typedef D deleter_type; |
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// constructors |
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constexpr unique_ptr() noexcept; |
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explicit unique_ptr(pointer p) noexcept; |
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unique_ptr(pointer p, see below d) noexcept; |
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unique_ptr(pointer p, see below d) noexcept; |
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unique_ptr(unique_ptr&& u) noexcept; |
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unique_ptr(nullptr_t) noexcept : unique_ptr() { } |
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// destructor |
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~unique_ptr(); |
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// assignment |
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unique_ptr& operator=(unique_ptr&& u) noexcept; |
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unique_ptr& operator=(nullptr_t) noexcept; |
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// observers |
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T& operator[](size_t i) const; |
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pointer get() const noexcept; |
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deleter_type& get_deleter() noexcept; |
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const deleter_type& get_deleter() const noexcept; |
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explicit operator bool() const noexcept; |
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// modifiers |
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pointer release() noexcept; |
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void reset(pointer p = pointer()) noexcept; |
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void reset(nullptr_t) noexcept; |
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template <class U> void reset(U) = delete; |
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void swap(unique_ptr& u) noexcept; |
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}; |
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template <class T, class D> |
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void swap(unique_ptr<T, D>& x, unique_ptr<T, D>& y) noexcept; |
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template <class T1, class D1, class T2, class D2> |
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bool operator==(const unique_ptr<T1, D1>& x, const unique_ptr<T2, D2>& y); |
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template <class T1, class D1, class T2, class D2> |
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bool operator!=(const unique_ptr<T1, D1>& x, const unique_ptr<T2, D2>& y); |
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template <class T1, class D1, class T2, class D2> |
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bool operator<(const unique_ptr<T1, D1>& x, const unique_ptr<T2, D2>& y); |
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template <class T1, class D1, class T2, class D2> |
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bool operator<=(const unique_ptr<T1, D1>& x, const unique_ptr<T2, D2>& y); |
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template <class T1, class D1, class T2, class D2> |
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bool operator>(const unique_ptr<T1, D1>& x, const unique_ptr<T2, D2>& y); |
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template <class T1, class D1, class T2, class D2> |
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bool operator>=(const unique_ptr<T1, D1>& x, const unique_ptr<T2, D2>& y); |
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template <class T, class D> |
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bool operator==(const unique_ptr<T, D>& x, nullptr_t) noexcept; |
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template <class T, class D> |
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bool operator==(nullptr_t, const unique_ptr<T, D>& y) noexcept; |
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template <class T, class D> |
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bool operator!=(const unique_ptr<T, D>& x, nullptr_t) noexcept; |
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template <class T, class D> |
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bool operator!=(nullptr_t, const unique_ptr<T, D>& y) noexcept; |
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template <class T, class D> |
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bool operator<(const unique_ptr<T, D>& x, nullptr_t); |
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template <class T, class D> |
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bool operator<(nullptr_t, const unique_ptr<T, D>& y); |
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template <class T, class D> |
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bool operator<=(const unique_ptr<T, D>& x, nullptr_t); |
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template <class T, class D> |
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bool operator<=(nullptr_t, const unique_ptr<T, D>& y); |
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template <class T, class D> |
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bool operator>(const unique_ptr<T, D>& x, nullptr_t); |
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template <class T, class D> |
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bool operator>(nullptr_t, const unique_ptr<T, D>& y); |
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template <class T, class D> |
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bool operator>=(const unique_ptr<T, D>& x, nullptr_t); |
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template <class T, class D> |
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bool operator>=(nullptr_t, const unique_ptr<T, D>& y); |
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class bad_weak_ptr |
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: public std::exception |
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{ |
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bad_weak_ptr() noexcept; |
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}; |
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laffer1 |
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template<class T, class... Args> unique_ptr<T> make_unique(Args&&... args); // C++14 |
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template<class T> unique_ptr<T> make_unique(size_t n); // C++14 |
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template<class T, class... Args> unspecified make_unique(Args&&...) = delete; // C++14, T == U[N] |
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357 |
laffer1 |
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template<class T> |
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class shared_ptr |
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{ |
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public: |
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typedef T element_type; |
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// constructors: |
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constexpr shared_ptr() noexcept; |
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template<class Y> explicit shared_ptr(Y* p); |
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template<class Y, class D> shared_ptr(Y* p, D d); |
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template<class Y, class D, class A> shared_ptr(Y* p, D d, A a); |
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template <class D> shared_ptr(nullptr_t p, D d); |
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template <class D, class A> shared_ptr(nullptr_t p, D d, A a); |
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template<class Y> shared_ptr(const shared_ptr<Y>& r, T *p) noexcept; |
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shared_ptr(const shared_ptr& r) noexcept; |
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template<class Y> shared_ptr(const shared_ptr<Y>& r) noexcept; |
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shared_ptr(shared_ptr&& r) noexcept; |
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|
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template<class Y> shared_ptr(shared_ptr<Y>&& r) noexcept; |
375 |
|
|
template<class Y> explicit shared_ptr(const weak_ptr<Y>& r); |
376 |
|
|
template<class Y> shared_ptr(auto_ptr<Y>&& r); |
377 |
|
|
template <class Y, class D> shared_ptr(unique_ptr<Y, D>&& r); |
378 |
|
|
shared_ptr(nullptr_t) : shared_ptr() { } |
379 |
|
|
|
380 |
|
|
// destructor: |
381 |
|
|
~shared_ptr(); |
382 |
|
|
|
383 |
|
|
// assignment: |
384 |
|
|
shared_ptr& operator=(const shared_ptr& r) noexcept; |
385 |
|
|
template<class Y> shared_ptr& operator=(const shared_ptr<Y>& r) noexcept; |
386 |
|
|
shared_ptr& operator=(shared_ptr&& r) noexcept; |
387 |
|
|
template<class Y> shared_ptr& operator=(shared_ptr<Y>&& r); |
388 |
|
|
template<class Y> shared_ptr& operator=(auto_ptr<Y>&& r); |
389 |
|
|
template <class Y, class D> shared_ptr& operator=(unique_ptr<Y, D>&& r); |
390 |
|
|
|
391 |
|
|
// modifiers: |
392 |
|
|
void swap(shared_ptr& r) noexcept; |
393 |
|
|
void reset() noexcept; |
394 |
|
|
template<class Y> void reset(Y* p); |
395 |
|
|
template<class Y, class D> void reset(Y* p, D d); |
396 |
|
|
template<class Y, class D, class A> void reset(Y* p, D d, A a); |
397 |
|
|
|
398 |
|
|
// observers: |
399 |
|
|
T* get() const noexcept; |
400 |
|
|
T& operator*() const noexcept; |
401 |
|
|
T* operator->() const noexcept; |
402 |
|
|
long use_count() const noexcept; |
403 |
|
|
bool unique() const noexcept; |
404 |
|
|
explicit operator bool() const noexcept; |
405 |
|
|
template<class U> bool owner_before(shared_ptr<U> const& b) const; |
406 |
|
|
template<class U> bool owner_before(weak_ptr<U> const& b) const; |
407 |
|
|
}; |
408 |
|
|
|
409 |
|
|
// shared_ptr comparisons: |
410 |
|
|
template<class T, class U> |
411 |
|
|
bool operator==(shared_ptr<T> const& a, shared_ptr<U> const& b) noexcept; |
412 |
|
|
template<class T, class U> |
413 |
|
|
bool operator!=(shared_ptr<T> const& a, shared_ptr<U> const& b) noexcept; |
414 |
|
|
template<class T, class U> |
415 |
|
|
bool operator<(shared_ptr<T> const& a, shared_ptr<U> const& b) noexcept; |
416 |
|
|
template<class T, class U> |
417 |
|
|
bool operator>(shared_ptr<T> const& a, shared_ptr<U> const& b) noexcept; |
418 |
|
|
template<class T, class U> |
419 |
|
|
bool operator<=(shared_ptr<T> const& a, shared_ptr<U> const& b) noexcept; |
420 |
|
|
template<class T, class U> |
421 |
|
|
bool operator>=(shared_ptr<T> const& a, shared_ptr<U> const& b) noexcept; |
422 |
|
|
|
423 |
|
|
template <class T> |
424 |
|
|
bool operator==(const shared_ptr<T>& x, nullptr_t) noexcept; |
425 |
|
|
template <class T> |
426 |
|
|
bool operator==(nullptr_t, const shared_ptr<T>& y) noexcept; |
427 |
|
|
template <class T> |
428 |
|
|
bool operator!=(const shared_ptr<T>& x, nullptr_t) noexcept; |
429 |
|
|
template <class T> |
430 |
|
|
bool operator!=(nullptr_t, const shared_ptr<T>& y) noexcept; |
431 |
|
|
template <class T> |
432 |
|
|
bool operator<(const shared_ptr<T>& x, nullptr_t) noexcept; |
433 |
|
|
template <class T> |
434 |
|
|
bool operator<(nullptr_t, const shared_ptr<T>& y) noexcept; |
435 |
|
|
template <class T> |
436 |
|
|
bool operator<=(const shared_ptr<T>& x, nullptr_t) noexcept; |
437 |
|
|
template <class T> |
438 |
|
|
bool operator<=(nullptr_t, const shared_ptr<T>& y) noexcept; |
439 |
|
|
template <class T> |
440 |
|
|
bool operator>(const shared_ptr<T>& x, nullptr_t) noexcept; |
441 |
|
|
template <class T> |
442 |
|
|
bool operator>(nullptr_t, const shared_ptr<T>& y) noexcept; |
443 |
|
|
template <class T> |
444 |
|
|
bool operator>=(const shared_ptr<T>& x, nullptr_t) noexcept; |
445 |
|
|
template <class T> |
446 |
|
|
bool operator>=(nullptr_t, const shared_ptr<T>& y) noexcept; |
447 |
|
|
|
448 |
|
|
// shared_ptr specialized algorithms: |
449 |
|
|
template<class T> void swap(shared_ptr<T>& a, shared_ptr<T>& b) noexcept; |
450 |
|
|
|
451 |
|
|
// shared_ptr casts: |
452 |
|
|
template<class T, class U> |
453 |
|
|
shared_ptr<T> static_pointer_cast(shared_ptr<U> const& r) noexcept; |
454 |
|
|
template<class T, class U> |
455 |
|
|
shared_ptr<T> dynamic_pointer_cast(shared_ptr<U> const& r) noexcept; |
456 |
|
|
template<class T, class U> |
457 |
|
|
shared_ptr<T> const_pointer_cast(shared_ptr<U> const& r) noexcept; |
458 |
|
|
|
459 |
|
|
// shared_ptr I/O: |
460 |
|
|
template<class E, class T, class Y> |
461 |
|
|
basic_ostream<E, T>& operator<< (basic_ostream<E, T>& os, shared_ptr<Y> const& p); |
462 |
|
|
|
463 |
|
|
// shared_ptr get_deleter: |
464 |
|
|
template<class D, class T> D* get_deleter(shared_ptr<T> const& p) noexcept; |
465 |
|
|
|
466 |
|
|
template<class T, class... Args> |
467 |
|
|
shared_ptr<T> make_shared(Args&&... args); |
468 |
|
|
template<class T, class A, class... Args> |
469 |
|
|
shared_ptr<T> allocate_shared(const A& a, Args&&... args); |
470 |
|
|
|
471 |
|
|
template<class T> |
472 |
|
|
class weak_ptr |
473 |
|
|
{ |
474 |
|
|
public: |
475 |
|
|
typedef T element_type; |
476 |
|
|
|
477 |
|
|
// constructors |
478 |
|
|
constexpr weak_ptr() noexcept; |
479 |
|
|
template<class Y> weak_ptr(shared_ptr<Y> const& r) noexcept; |
480 |
|
|
weak_ptr(weak_ptr const& r) noexcept; |
481 |
|
|
template<class Y> weak_ptr(weak_ptr<Y> const& r) noexcept; |
482 |
laffer1 |
7452 |
weak_ptr(weak_ptr&& r) noexcept; // C++14 |
483 |
|
|
template<class Y> weak_ptr(weak_ptr<Y>&& r) noexcept; // C++14 |
484 |
laffer1 |
5071 |
|
485 |
|
|
// destructor |
486 |
|
|
~weak_ptr(); |
487 |
|
|
|
488 |
|
|
// assignment |
489 |
|
|
weak_ptr& operator=(weak_ptr const& r) noexcept; |
490 |
|
|
template<class Y> weak_ptr& operator=(weak_ptr<Y> const& r) noexcept; |
491 |
|
|
template<class Y> weak_ptr& operator=(shared_ptr<Y> const& r) noexcept; |
492 |
laffer1 |
7452 |
weak_ptr& operator=(weak_ptr&& r) noexcept; // C++14 |
493 |
|
|
template<class Y> weak_ptr& operator=(weak_ptr<Y>&& r) noexcept; // C++14 |
494 |
laffer1 |
5071 |
|
495 |
|
|
// modifiers |
496 |
|
|
void swap(weak_ptr& r) noexcept; |
497 |
|
|
void reset() noexcept; |
498 |
|
|
|
499 |
|
|
// observers |
500 |
|
|
long use_count() const noexcept; |
501 |
|
|
bool expired() const noexcept; |
502 |
|
|
shared_ptr<T> lock() const noexcept; |
503 |
laffer1 |
7452 |
template<class U> bool owner_before(shared_ptr<U> const& b) const; |
504 |
|
|
template<class U> bool owner_before(weak_ptr<U> const& b) const; |
505 |
laffer1 |
5071 |
}; |
506 |
|
|
|
507 |
|
|
// weak_ptr specialized algorithms: |
508 |
|
|
template<class T> void swap(weak_ptr<T>& a, weak_ptr<T>& b) noexcept; |
509 |
|
|
|
510 |
|
|
// class owner_less: |
511 |
|
|
template<class T> struct owner_less; |
512 |
|
|
|
513 |
|
|
template<class T> |
514 |
|
|
struct owner_less<shared_ptr<T>> |
515 |
|
|
: binary_function<shared_ptr<T>, shared_ptr<T>, bool> |
516 |
|
|
{ |
517 |
|
|
typedef bool result_type; |
518 |
|
|
bool operator()(shared_ptr<T> const&, shared_ptr<T> const&) const; |
519 |
|
|
bool operator()(shared_ptr<T> const&, weak_ptr<T> const&) const; |
520 |
|
|
bool operator()(weak_ptr<T> const&, shared_ptr<T> const&) const; |
521 |
|
|
}; |
522 |
|
|
|
523 |
|
|
template<class T> |
524 |
|
|
struct owner_less<weak_ptr<T>> |
525 |
|
|
: binary_function<weak_ptr<T>, weak_ptr<T>, bool> |
526 |
|
|
{ |
527 |
|
|
typedef bool result_type; |
528 |
|
|
bool operator()(weak_ptr<T> const&, weak_ptr<T> const&) const; |
529 |
|
|
bool operator()(shared_ptr<T> const&, weak_ptr<T> const&) const; |
530 |
|
|
bool operator()(weak_ptr<T> const&, shared_ptr<T> const&) const; |
531 |
|
|
}; |
532 |
|
|
|
533 |
|
|
template<class T> |
534 |
|
|
class enable_shared_from_this |
535 |
|
|
{ |
536 |
|
|
protected: |
537 |
|
|
constexpr enable_shared_from_this() noexcept; |
538 |
|
|
enable_shared_from_this(enable_shared_from_this const&) noexcept; |
539 |
|
|
enable_shared_from_this& operator=(enable_shared_from_this const&) noexcept; |
540 |
|
|
~enable_shared_from_this(); |
541 |
|
|
public: |
542 |
|
|
shared_ptr<T> shared_from_this(); |
543 |
|
|
shared_ptr<T const> shared_from_this() const; |
544 |
|
|
}; |
545 |
|
|
|
546 |
|
|
template<class T> |
547 |
|
|
bool atomic_is_lock_free(const shared_ptr<T>* p); |
548 |
|
|
template<class T> |
549 |
|
|
shared_ptr<T> atomic_load(const shared_ptr<T>* p); |
550 |
|
|
template<class T> |
551 |
|
|
shared_ptr<T> atomic_load_explicit(const shared_ptr<T>* p, memory_order mo); |
552 |
|
|
template<class T> |
553 |
|
|
void atomic_store(shared_ptr<T>* p, shared_ptr<T> r); |
554 |
|
|
template<class T> |
555 |
|
|
void atomic_store_explicit(shared_ptr<T>* p, shared_ptr<T> r, memory_order mo); |
556 |
|
|
template<class T> |
557 |
|
|
shared_ptr<T> atomic_exchange(shared_ptr<T>* p, shared_ptr<T> r); |
558 |
|
|
template<class T> |
559 |
|
|
shared_ptr<T> |
560 |
|
|
atomic_exchange_explicit(shared_ptr<T>* p, shared_ptr<T> r, memory_order mo); |
561 |
|
|
template<class T> |
562 |
|
|
bool |
563 |
|
|
atomic_compare_exchange_weak(shared_ptr<T>* p, shared_ptr<T>* v, shared_ptr<T> w); |
564 |
|
|
template<class T> |
565 |
|
|
bool |
566 |
|
|
atomic_compare_exchange_strong( shared_ptr<T>* p, shared_ptr<T>* v, shared_ptr<T> w); |
567 |
|
|
template<class T> |
568 |
|
|
bool |
569 |
|
|
atomic_compare_exchange_weak_explicit(shared_ptr<T>* p, shared_ptr<T>* v, |
570 |
|
|
shared_ptr<T> w, memory_order success, |
571 |
|
|
memory_order failure); |
572 |
|
|
template<class T> |
573 |
|
|
bool |
574 |
|
|
atomic_compare_exchange_strong_explicit(shared_ptr<T>* p, shared_ptr<T>* v, |
575 |
|
|
shared_ptr<T> w, memory_order success, |
576 |
|
|
memory_order failure); |
577 |
|
|
// Hash support |
578 |
|
|
template <class T> struct hash; |
579 |
|
|
template <class T, class D> struct hash<unique_ptr<T, D> >; |
580 |
|
|
template <class T> struct hash<shared_ptr<T> >; |
581 |
|
|
|
582 |
|
|
// Pointer safety |
583 |
|
|
enum class pointer_safety { relaxed, preferred, strict }; |
584 |
|
|
void declare_reachable(void *p); |
585 |
|
|
template <class T> T *undeclare_reachable(T *p); |
586 |
|
|
void declare_no_pointers(char *p, size_t n); |
587 |
|
|
void undeclare_no_pointers(char *p, size_t n); |
588 |
|
|
pointer_safety get_pointer_safety() noexcept; |
589 |
|
|
|
590 |
|
|
void* align(size_t alignment, size_t size, void*& ptr, size_t& space); |
591 |
|
|
|
592 |
|
|
} // std |
593 |
|
|
|
594 |
|
|
*/ |
595 |
|
|
|
596 |
|
|
#include <__config> |
597 |
|
|
#include <type_traits> |
598 |
|
|
#include <typeinfo> |
599 |
|
|
#include <cstddef> |
600 |
|
|
#include <cstdint> |
601 |
|
|
#include <new> |
602 |
|
|
#include <utility> |
603 |
|
|
#include <limits> |
604 |
|
|
#include <iterator> |
605 |
|
|
#include <__functional_base> |
606 |
|
|
#include <iosfwd> |
607 |
|
|
#include <tuple> |
608 |
|
|
#include <cstring> |
609 |
|
|
#if defined(_LIBCPP_NO_EXCEPTIONS) |
610 |
|
|
#include <cassert> |
611 |
|
|
#endif |
612 |
|
|
|
613 |
laffer1 |
7452 |
#if __has_feature(cxx_atomic) && !defined(_LIBCPP_HAS_NO_THREADS) |
614 |
laffer1 |
7405 |
# include <atomic> |
615 |
|
|
#endif |
616 |
|
|
|
617 |
laffer1 |
5071 |
#include <__undef_min_max> |
618 |
|
|
|
619 |
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
620 |
|
|
#pragma GCC system_header |
621 |
|
|
#endif |
622 |
|
|
|
623 |
|
|
_LIBCPP_BEGIN_NAMESPACE_STD |
624 |
|
|
|
625 |
laffer1 |
7452 |
// addressof moved to <__functional_base> |
626 |
laffer1 |
5071 |
|
627 |
|
|
template <class _Tp> class allocator; |
628 |
|
|
|
629 |
|
|
template <> |
630 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY allocator<void> |
631 |
laffer1 |
5071 |
{ |
632 |
|
|
public: |
633 |
|
|
typedef void* pointer; |
634 |
|
|
typedef const void* const_pointer; |
635 |
|
|
typedef void value_type; |
636 |
|
|
|
637 |
|
|
template <class _Up> struct rebind {typedef allocator<_Up> other;}; |
638 |
|
|
}; |
639 |
|
|
|
640 |
|
|
template <> |
641 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY allocator<const void> |
642 |
laffer1 |
5071 |
{ |
643 |
|
|
public: |
644 |
|
|
typedef const void* pointer; |
645 |
|
|
typedef const void* const_pointer; |
646 |
|
|
typedef const void value_type; |
647 |
|
|
|
648 |
|
|
template <class _Up> struct rebind {typedef allocator<_Up> other;}; |
649 |
|
|
}; |
650 |
|
|
|
651 |
|
|
// pointer_traits |
652 |
|
|
|
653 |
|
|
template <class _Tp> |
654 |
|
|
struct __has_element_type |
655 |
|
|
{ |
656 |
|
|
private: |
657 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
658 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
659 |
|
|
template <class _Up> static char __test(typename _Up::element_type* = 0); |
660 |
|
|
public: |
661 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
662 |
|
|
}; |
663 |
|
|
|
664 |
|
|
template <class _Ptr, bool = __has_element_type<_Ptr>::value> |
665 |
|
|
struct __pointer_traits_element_type; |
666 |
|
|
|
667 |
|
|
template <class _Ptr> |
668 |
|
|
struct __pointer_traits_element_type<_Ptr, true> |
669 |
|
|
{ |
670 |
|
|
typedef typename _Ptr::element_type type; |
671 |
|
|
}; |
672 |
|
|
|
673 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
674 |
|
|
|
675 |
|
|
template <template <class, class...> class _Sp, class _Tp, class ..._Args> |
676 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _Args...>, true> |
677 |
|
|
{ |
678 |
|
|
typedef typename _Sp<_Tp, _Args...>::element_type type; |
679 |
|
|
}; |
680 |
|
|
|
681 |
|
|
template <template <class, class...> class _Sp, class _Tp, class ..._Args> |
682 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _Args...>, false> |
683 |
|
|
{ |
684 |
|
|
typedef _Tp type; |
685 |
|
|
}; |
686 |
|
|
|
687 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
688 |
|
|
|
689 |
|
|
template <template <class> class _Sp, class _Tp> |
690 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp>, true> |
691 |
|
|
{ |
692 |
|
|
typedef typename _Sp<_Tp>::element_type type; |
693 |
|
|
}; |
694 |
|
|
|
695 |
|
|
template <template <class> class _Sp, class _Tp> |
696 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp>, false> |
697 |
|
|
{ |
698 |
|
|
typedef _Tp type; |
699 |
|
|
}; |
700 |
|
|
|
701 |
|
|
template <template <class, class> class _Sp, class _Tp, class _A0> |
702 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _A0>, true> |
703 |
|
|
{ |
704 |
|
|
typedef typename _Sp<_Tp, _A0>::element_type type; |
705 |
|
|
}; |
706 |
|
|
|
707 |
|
|
template <template <class, class> class _Sp, class _Tp, class _A0> |
708 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _A0>, false> |
709 |
|
|
{ |
710 |
|
|
typedef _Tp type; |
711 |
|
|
}; |
712 |
|
|
|
713 |
|
|
template <template <class, class, class> class _Sp, class _Tp, class _A0, class _A1> |
714 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _A0, _A1>, true> |
715 |
|
|
{ |
716 |
|
|
typedef typename _Sp<_Tp, _A0, _A1>::element_type type; |
717 |
|
|
}; |
718 |
|
|
|
719 |
|
|
template <template <class, class, class> class _Sp, class _Tp, class _A0, class _A1> |
720 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _A0, _A1>, false> |
721 |
|
|
{ |
722 |
|
|
typedef _Tp type; |
723 |
|
|
}; |
724 |
|
|
|
725 |
|
|
template <template <class, class, class, class> class _Sp, class _Tp, class _A0, |
726 |
|
|
class _A1, class _A2> |
727 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _A0, _A1, _A2>, true> |
728 |
|
|
{ |
729 |
|
|
typedef typename _Sp<_Tp, _A0, _A1, _A2>::element_type type; |
730 |
|
|
}; |
731 |
|
|
|
732 |
|
|
template <template <class, class, class, class> class _Sp, class _Tp, class _A0, |
733 |
|
|
class _A1, class _A2> |
734 |
|
|
struct __pointer_traits_element_type<_Sp<_Tp, _A0, _A1, _A2>, false> |
735 |
|
|
{ |
736 |
|
|
typedef _Tp type; |
737 |
|
|
}; |
738 |
|
|
|
739 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
740 |
|
|
|
741 |
|
|
template <class _Tp> |
742 |
|
|
struct __has_difference_type |
743 |
|
|
{ |
744 |
|
|
private: |
745 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
746 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
747 |
|
|
template <class _Up> static char __test(typename _Up::difference_type* = 0); |
748 |
|
|
public: |
749 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
750 |
|
|
}; |
751 |
|
|
|
752 |
|
|
template <class _Ptr, bool = __has_difference_type<_Ptr>::value> |
753 |
|
|
struct __pointer_traits_difference_type |
754 |
|
|
{ |
755 |
|
|
typedef ptrdiff_t type; |
756 |
|
|
}; |
757 |
|
|
|
758 |
|
|
template <class _Ptr> |
759 |
|
|
struct __pointer_traits_difference_type<_Ptr, true> |
760 |
|
|
{ |
761 |
|
|
typedef typename _Ptr::difference_type type; |
762 |
|
|
}; |
763 |
|
|
|
764 |
|
|
template <class _Tp, class _Up> |
765 |
|
|
struct __has_rebind |
766 |
|
|
{ |
767 |
|
|
private: |
768 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
769 |
laffer1 |
5071 |
template <class _Xp> static __two __test(...); |
770 |
|
|
template <class _Xp> static char __test(typename _Xp::template rebind<_Up>* = 0); |
771 |
|
|
public: |
772 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
773 |
|
|
}; |
774 |
|
|
|
775 |
|
|
template <class _Tp, class _Up, bool = __has_rebind<_Tp, _Up>::value> |
776 |
|
|
struct __pointer_traits_rebind |
777 |
|
|
{ |
778 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
779 |
|
|
typedef typename _Tp::template rebind<_Up> type; |
780 |
|
|
#else |
781 |
|
|
typedef typename _Tp::template rebind<_Up>::other type; |
782 |
|
|
#endif |
783 |
|
|
}; |
784 |
|
|
|
785 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
786 |
|
|
|
787 |
|
|
template <template <class, class...> class _Sp, class _Tp, class ..._Args, class _Up> |
788 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _Args...>, _Up, true> |
789 |
|
|
{ |
790 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
791 |
|
|
typedef typename _Sp<_Tp, _Args...>::template rebind<_Up> type; |
792 |
|
|
#else |
793 |
|
|
typedef typename _Sp<_Tp, _Args...>::template rebind<_Up>::other type; |
794 |
|
|
#endif |
795 |
|
|
}; |
796 |
|
|
|
797 |
|
|
template <template <class, class...> class _Sp, class _Tp, class ..._Args, class _Up> |
798 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _Args...>, _Up, false> |
799 |
|
|
{ |
800 |
|
|
typedef _Sp<_Up, _Args...> type; |
801 |
|
|
}; |
802 |
|
|
|
803 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
804 |
|
|
|
805 |
|
|
template <template <class> class _Sp, class _Tp, class _Up> |
806 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp>, _Up, true> |
807 |
|
|
{ |
808 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
809 |
|
|
typedef typename _Sp<_Tp>::template rebind<_Up> type; |
810 |
|
|
#else |
811 |
|
|
typedef typename _Sp<_Tp>::template rebind<_Up>::other type; |
812 |
|
|
#endif |
813 |
|
|
}; |
814 |
|
|
|
815 |
|
|
template <template <class> class _Sp, class _Tp, class _Up> |
816 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp>, _Up, false> |
817 |
|
|
{ |
818 |
|
|
typedef _Sp<_Up> type; |
819 |
|
|
}; |
820 |
|
|
|
821 |
|
|
template <template <class, class> class _Sp, class _Tp, class _A0, class _Up> |
822 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _A0>, _Up, true> |
823 |
|
|
{ |
824 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
825 |
|
|
typedef typename _Sp<_Tp, _A0>::template rebind<_Up> type; |
826 |
|
|
#else |
827 |
|
|
typedef typename _Sp<_Tp, _A0>::template rebind<_Up>::other type; |
828 |
|
|
#endif |
829 |
|
|
}; |
830 |
|
|
|
831 |
|
|
template <template <class, class> class _Sp, class _Tp, class _A0, class _Up> |
832 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _A0>, _Up, false> |
833 |
|
|
{ |
834 |
|
|
typedef _Sp<_Up, _A0> type; |
835 |
|
|
}; |
836 |
|
|
|
837 |
|
|
template <template <class, class, class> class _Sp, class _Tp, class _A0, |
838 |
|
|
class _A1, class _Up> |
839 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _A0, _A1>, _Up, true> |
840 |
|
|
{ |
841 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
842 |
|
|
typedef typename _Sp<_Tp, _A0, _A1>::template rebind<_Up> type; |
843 |
|
|
#else |
844 |
|
|
typedef typename _Sp<_Tp, _A0, _A1>::template rebind<_Up>::other type; |
845 |
|
|
#endif |
846 |
|
|
}; |
847 |
|
|
|
848 |
|
|
template <template <class, class, class> class _Sp, class _Tp, class _A0, |
849 |
|
|
class _A1, class _Up> |
850 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _A0, _A1>, _Up, false> |
851 |
|
|
{ |
852 |
|
|
typedef _Sp<_Up, _A0, _A1> type; |
853 |
|
|
}; |
854 |
|
|
|
855 |
|
|
template <template <class, class, class, class> class _Sp, class _Tp, class _A0, |
856 |
|
|
class _A1, class _A2, class _Up> |
857 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _A0, _A1, _A2>, _Up, true> |
858 |
|
|
{ |
859 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
860 |
|
|
typedef typename _Sp<_Tp, _A0, _A1, _A2>::template rebind<_Up> type; |
861 |
|
|
#else |
862 |
|
|
typedef typename _Sp<_Tp, _A0, _A1, _A2>::template rebind<_Up>::other type; |
863 |
|
|
#endif |
864 |
|
|
}; |
865 |
|
|
|
866 |
|
|
template <template <class, class, class, class> class _Sp, class _Tp, class _A0, |
867 |
|
|
class _A1, class _A2, class _Up> |
868 |
|
|
struct __pointer_traits_rebind<_Sp<_Tp, _A0, _A1, _A2>, _Up, false> |
869 |
|
|
{ |
870 |
|
|
typedef _Sp<_Up, _A0, _A1, _A2> type; |
871 |
|
|
}; |
872 |
|
|
|
873 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
874 |
|
|
|
875 |
|
|
template <class _Ptr> |
876 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY pointer_traits |
877 |
laffer1 |
5071 |
{ |
878 |
|
|
typedef _Ptr pointer; |
879 |
|
|
typedef typename __pointer_traits_element_type<pointer>::type element_type; |
880 |
|
|
typedef typename __pointer_traits_difference_type<pointer>::type difference_type; |
881 |
|
|
|
882 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
883 |
|
|
template <class _Up> using rebind = typename __pointer_traits_rebind<pointer, _Up>::type; |
884 |
|
|
#else |
885 |
|
|
template <class _Up> struct rebind |
886 |
|
|
{typedef typename __pointer_traits_rebind<pointer, _Up>::type other;}; |
887 |
|
|
#endif // _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
888 |
|
|
|
889 |
|
|
private: |
890 |
|
|
struct __nat {}; |
891 |
|
|
public: |
892 |
|
|
_LIBCPP_INLINE_VISIBILITY |
893 |
|
|
static pointer pointer_to(typename conditional<is_void<element_type>::value, |
894 |
|
|
__nat, element_type>::type& __r) |
895 |
|
|
{return pointer::pointer_to(__r);} |
896 |
|
|
}; |
897 |
|
|
|
898 |
|
|
template <class _Tp> |
899 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY pointer_traits<_Tp*> |
900 |
laffer1 |
5071 |
{ |
901 |
|
|
typedef _Tp* pointer; |
902 |
|
|
typedef _Tp element_type; |
903 |
|
|
typedef ptrdiff_t difference_type; |
904 |
|
|
|
905 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
906 |
|
|
template <class _Up> using rebind = _Up*; |
907 |
|
|
#else |
908 |
|
|
template <class _Up> struct rebind {typedef _Up* other;}; |
909 |
|
|
#endif |
910 |
|
|
|
911 |
|
|
private: |
912 |
|
|
struct __nat {}; |
913 |
|
|
public: |
914 |
|
|
_LIBCPP_INLINE_VISIBILITY |
915 |
|
|
static pointer pointer_to(typename conditional<is_void<element_type>::value, |
916 |
|
|
__nat, element_type>::type& __r) _NOEXCEPT |
917 |
|
|
{return _VSTD::addressof(__r);} |
918 |
|
|
}; |
919 |
|
|
|
920 |
|
|
// allocator_traits |
921 |
|
|
|
922 |
|
|
namespace __has_pointer_type_imp |
923 |
|
|
{ |
924 |
laffer1 |
7452 |
template <class _Up> static __two __test(...); |
925 |
|
|
template <class _Up> static char __test(typename _Up::pointer* = 0); |
926 |
laffer1 |
5071 |
} |
927 |
|
|
|
928 |
|
|
template <class _Tp> |
929 |
|
|
struct __has_pointer_type |
930 |
laffer1 |
7452 |
: public integral_constant<bool, sizeof(__has_pointer_type_imp::__test<_Tp>(0)) == 1> |
931 |
laffer1 |
5071 |
{ |
932 |
|
|
}; |
933 |
|
|
|
934 |
|
|
namespace __pointer_type_imp |
935 |
|
|
{ |
936 |
|
|
|
937 |
|
|
template <class _Tp, class _Dp, bool = __has_pointer_type<_Dp>::value> |
938 |
|
|
struct __pointer_type |
939 |
|
|
{ |
940 |
|
|
typedef typename _Dp::pointer type; |
941 |
|
|
}; |
942 |
|
|
|
943 |
|
|
template <class _Tp, class _Dp> |
944 |
|
|
struct __pointer_type<_Tp, _Dp, false> |
945 |
|
|
{ |
946 |
|
|
typedef _Tp* type; |
947 |
|
|
}; |
948 |
|
|
|
949 |
|
|
} // __pointer_type_imp |
950 |
|
|
|
951 |
|
|
template <class _Tp, class _Dp> |
952 |
|
|
struct __pointer_type |
953 |
|
|
{ |
954 |
|
|
typedef typename __pointer_type_imp::__pointer_type<_Tp, typename remove_reference<_Dp>::type>::type type; |
955 |
|
|
}; |
956 |
|
|
|
957 |
|
|
template <class _Tp> |
958 |
|
|
struct __has_const_pointer |
959 |
|
|
{ |
960 |
|
|
private: |
961 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
962 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
963 |
|
|
template <class _Up> static char __test(typename _Up::const_pointer* = 0); |
964 |
|
|
public: |
965 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
966 |
|
|
}; |
967 |
|
|
|
968 |
|
|
template <class _Tp, class _Ptr, class _Alloc, bool = __has_const_pointer<_Alloc>::value> |
969 |
|
|
struct __const_pointer |
970 |
|
|
{ |
971 |
|
|
typedef typename _Alloc::const_pointer type; |
972 |
|
|
}; |
973 |
|
|
|
974 |
|
|
template <class _Tp, class _Ptr, class _Alloc> |
975 |
|
|
struct __const_pointer<_Tp, _Ptr, _Alloc, false> |
976 |
|
|
{ |
977 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
978 |
|
|
typedef typename pointer_traits<_Ptr>::template rebind<const _Tp> type; |
979 |
|
|
#else |
980 |
|
|
typedef typename pointer_traits<_Ptr>::template rebind<const _Tp>::other type; |
981 |
|
|
#endif |
982 |
|
|
}; |
983 |
|
|
|
984 |
|
|
template <class _Tp> |
985 |
|
|
struct __has_void_pointer |
986 |
|
|
{ |
987 |
|
|
private: |
988 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
989 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
990 |
|
|
template <class _Up> static char __test(typename _Up::void_pointer* = 0); |
991 |
|
|
public: |
992 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
993 |
|
|
}; |
994 |
|
|
|
995 |
|
|
template <class _Ptr, class _Alloc, bool = __has_void_pointer<_Alloc>::value> |
996 |
|
|
struct __void_pointer |
997 |
|
|
{ |
998 |
|
|
typedef typename _Alloc::void_pointer type; |
999 |
|
|
}; |
1000 |
|
|
|
1001 |
|
|
template <class _Ptr, class _Alloc> |
1002 |
|
|
struct __void_pointer<_Ptr, _Alloc, false> |
1003 |
|
|
{ |
1004 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
1005 |
|
|
typedef typename pointer_traits<_Ptr>::template rebind<void> type; |
1006 |
|
|
#else |
1007 |
|
|
typedef typename pointer_traits<_Ptr>::template rebind<void>::other type; |
1008 |
|
|
#endif |
1009 |
|
|
}; |
1010 |
|
|
|
1011 |
|
|
template <class _Tp> |
1012 |
|
|
struct __has_const_void_pointer |
1013 |
|
|
{ |
1014 |
|
|
private: |
1015 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
1016 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
1017 |
|
|
template <class _Up> static char __test(typename _Up::const_void_pointer* = 0); |
1018 |
|
|
public: |
1019 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
1020 |
|
|
}; |
1021 |
|
|
|
1022 |
|
|
template <class _Ptr, class _Alloc, bool = __has_const_void_pointer<_Alloc>::value> |
1023 |
|
|
struct __const_void_pointer |
1024 |
|
|
{ |
1025 |
|
|
typedef typename _Alloc::const_void_pointer type; |
1026 |
|
|
}; |
1027 |
|
|
|
1028 |
|
|
template <class _Ptr, class _Alloc> |
1029 |
|
|
struct __const_void_pointer<_Ptr, _Alloc, false> |
1030 |
|
|
{ |
1031 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
1032 |
|
|
typedef typename pointer_traits<_Ptr>::template rebind<const void> type; |
1033 |
|
|
#else |
1034 |
|
|
typedef typename pointer_traits<_Ptr>::template rebind<const void>::other type; |
1035 |
|
|
#endif |
1036 |
|
|
}; |
1037 |
|
|
|
1038 |
|
|
template <class _Tp> |
1039 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
1040 |
|
|
_Tp* |
1041 |
|
|
__to_raw_pointer(_Tp* __p) _NOEXCEPT |
1042 |
|
|
{ |
1043 |
|
|
return __p; |
1044 |
|
|
} |
1045 |
|
|
|
1046 |
|
|
template <class _Pointer> |
1047 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
1048 |
|
|
typename pointer_traits<_Pointer>::element_type* |
1049 |
|
|
__to_raw_pointer(_Pointer __p) _NOEXCEPT |
1050 |
|
|
{ |
1051 |
|
|
return _VSTD::__to_raw_pointer(__p.operator->()); |
1052 |
|
|
} |
1053 |
|
|
|
1054 |
|
|
template <class _Tp> |
1055 |
|
|
struct __has_size_type |
1056 |
|
|
{ |
1057 |
|
|
private: |
1058 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
1059 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
1060 |
|
|
template <class _Up> static char __test(typename _Up::size_type* = 0); |
1061 |
|
|
public: |
1062 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
1063 |
|
|
}; |
1064 |
|
|
|
1065 |
|
|
template <class _Alloc, class _DiffType, bool = __has_size_type<_Alloc>::value> |
1066 |
|
|
struct __size_type |
1067 |
|
|
{ |
1068 |
|
|
typedef typename make_unsigned<_DiffType>::type type; |
1069 |
|
|
}; |
1070 |
|
|
|
1071 |
|
|
template <class _Alloc, class _DiffType> |
1072 |
|
|
struct __size_type<_Alloc, _DiffType, true> |
1073 |
|
|
{ |
1074 |
|
|
typedef typename _Alloc::size_type type; |
1075 |
|
|
}; |
1076 |
|
|
|
1077 |
|
|
template <class _Tp> |
1078 |
|
|
struct __has_propagate_on_container_copy_assignment |
1079 |
|
|
{ |
1080 |
|
|
private: |
1081 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
1082 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
1083 |
|
|
template <class _Up> static char __test(typename _Up::propagate_on_container_copy_assignment* = 0); |
1084 |
|
|
public: |
1085 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
1086 |
|
|
}; |
1087 |
|
|
|
1088 |
|
|
template <class _Alloc, bool = __has_propagate_on_container_copy_assignment<_Alloc>::value> |
1089 |
|
|
struct __propagate_on_container_copy_assignment |
1090 |
|
|
{ |
1091 |
|
|
typedef false_type type; |
1092 |
|
|
}; |
1093 |
|
|
|
1094 |
|
|
template <class _Alloc> |
1095 |
|
|
struct __propagate_on_container_copy_assignment<_Alloc, true> |
1096 |
|
|
{ |
1097 |
|
|
typedef typename _Alloc::propagate_on_container_copy_assignment type; |
1098 |
|
|
}; |
1099 |
|
|
|
1100 |
|
|
template <class _Tp> |
1101 |
|
|
struct __has_propagate_on_container_move_assignment |
1102 |
|
|
{ |
1103 |
|
|
private: |
1104 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
1105 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
1106 |
|
|
template <class _Up> static char __test(typename _Up::propagate_on_container_move_assignment* = 0); |
1107 |
|
|
public: |
1108 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
1109 |
|
|
}; |
1110 |
|
|
|
1111 |
|
|
template <class _Alloc, bool = __has_propagate_on_container_move_assignment<_Alloc>::value> |
1112 |
|
|
struct __propagate_on_container_move_assignment |
1113 |
|
|
{ |
1114 |
|
|
typedef false_type type; |
1115 |
|
|
}; |
1116 |
|
|
|
1117 |
|
|
template <class _Alloc> |
1118 |
|
|
struct __propagate_on_container_move_assignment<_Alloc, true> |
1119 |
|
|
{ |
1120 |
|
|
typedef typename _Alloc::propagate_on_container_move_assignment type; |
1121 |
|
|
}; |
1122 |
|
|
|
1123 |
|
|
template <class _Tp> |
1124 |
|
|
struct __has_propagate_on_container_swap |
1125 |
|
|
{ |
1126 |
|
|
private: |
1127 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
1128 |
laffer1 |
5071 |
template <class _Up> static __two __test(...); |
1129 |
|
|
template <class _Up> static char __test(typename _Up::propagate_on_container_swap* = 0); |
1130 |
|
|
public: |
1131 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
1132 |
|
|
}; |
1133 |
|
|
|
1134 |
|
|
template <class _Alloc, bool = __has_propagate_on_container_swap<_Alloc>::value> |
1135 |
|
|
struct __propagate_on_container_swap |
1136 |
|
|
{ |
1137 |
|
|
typedef false_type type; |
1138 |
|
|
}; |
1139 |
|
|
|
1140 |
|
|
template <class _Alloc> |
1141 |
|
|
struct __propagate_on_container_swap<_Alloc, true> |
1142 |
|
|
{ |
1143 |
|
|
typedef typename _Alloc::propagate_on_container_swap type; |
1144 |
|
|
}; |
1145 |
|
|
|
1146 |
|
|
template <class _Tp, class _Up, bool = __has_rebind<_Tp, _Up>::value> |
1147 |
|
|
struct __has_rebind_other |
1148 |
|
|
{ |
1149 |
|
|
private: |
1150 |
laffer1 |
7405 |
struct __two {char __lx; char __lxx;}; |
1151 |
laffer1 |
5071 |
template <class _Xp> static __two __test(...); |
1152 |
|
|
template <class _Xp> static char __test(typename _Xp::template rebind<_Up>::other* = 0); |
1153 |
|
|
public: |
1154 |
|
|
static const bool value = sizeof(__test<_Tp>(0)) == 1; |
1155 |
|
|
}; |
1156 |
|
|
|
1157 |
|
|
template <class _Tp, class _Up> |
1158 |
|
|
struct __has_rebind_other<_Tp, _Up, false> |
1159 |
|
|
{ |
1160 |
|
|
static const bool value = false; |
1161 |
|
|
}; |
1162 |
|
|
|
1163 |
|
|
template <class _Tp, class _Up, bool = __has_rebind_other<_Tp, _Up>::value> |
1164 |
|
|
struct __allocator_traits_rebind |
1165 |
|
|
{ |
1166 |
|
|
typedef typename _Tp::template rebind<_Up>::other type; |
1167 |
|
|
}; |
1168 |
|
|
|
1169 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1170 |
|
|
|
1171 |
|
|
template <template <class, class...> class _Alloc, class _Tp, class ..._Args, class _Up> |
1172 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _Args...>, _Up, true> |
1173 |
|
|
{ |
1174 |
|
|
typedef typename _Alloc<_Tp, _Args...>::template rebind<_Up>::other type; |
1175 |
|
|
}; |
1176 |
|
|
|
1177 |
|
|
template <template <class, class...> class _Alloc, class _Tp, class ..._Args, class _Up> |
1178 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _Args...>, _Up, false> |
1179 |
|
|
{ |
1180 |
|
|
typedef _Alloc<_Up, _Args...> type; |
1181 |
|
|
}; |
1182 |
|
|
|
1183 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
1184 |
|
|
|
1185 |
|
|
template <template <class> class _Alloc, class _Tp, class _Up> |
1186 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp>, _Up, true> |
1187 |
|
|
{ |
1188 |
|
|
typedef typename _Alloc<_Tp>::template rebind<_Up>::other type; |
1189 |
|
|
}; |
1190 |
|
|
|
1191 |
|
|
template <template <class> class _Alloc, class _Tp, class _Up> |
1192 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp>, _Up, false> |
1193 |
|
|
{ |
1194 |
|
|
typedef _Alloc<_Up> type; |
1195 |
|
|
}; |
1196 |
|
|
|
1197 |
|
|
template <template <class, class> class _Alloc, class _Tp, class _A0, class _Up> |
1198 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _A0>, _Up, true> |
1199 |
|
|
{ |
1200 |
|
|
typedef typename _Alloc<_Tp, _A0>::template rebind<_Up>::other type; |
1201 |
|
|
}; |
1202 |
|
|
|
1203 |
|
|
template <template <class, class> class _Alloc, class _Tp, class _A0, class _Up> |
1204 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _A0>, _Up, false> |
1205 |
|
|
{ |
1206 |
|
|
typedef _Alloc<_Up, _A0> type; |
1207 |
|
|
}; |
1208 |
|
|
|
1209 |
|
|
template <template <class, class, class> class _Alloc, class _Tp, class _A0, |
1210 |
|
|
class _A1, class _Up> |
1211 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _A0, _A1>, _Up, true> |
1212 |
|
|
{ |
1213 |
|
|
typedef typename _Alloc<_Tp, _A0, _A1>::template rebind<_Up>::other type; |
1214 |
|
|
}; |
1215 |
|
|
|
1216 |
|
|
template <template <class, class, class> class _Alloc, class _Tp, class _A0, |
1217 |
|
|
class _A1, class _Up> |
1218 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _A0, _A1>, _Up, false> |
1219 |
|
|
{ |
1220 |
|
|
typedef _Alloc<_Up, _A0, _A1> type; |
1221 |
|
|
}; |
1222 |
|
|
|
1223 |
|
|
template <template <class, class, class, class> class _Alloc, class _Tp, class _A0, |
1224 |
|
|
class _A1, class _A2, class _Up> |
1225 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _A0, _A1, _A2>, _Up, true> |
1226 |
|
|
{ |
1227 |
|
|
typedef typename _Alloc<_Tp, _A0, _A1, _A2>::template rebind<_Up>::other type; |
1228 |
|
|
}; |
1229 |
|
|
|
1230 |
|
|
template <template <class, class, class, class> class _Alloc, class _Tp, class _A0, |
1231 |
|
|
class _A1, class _A2, class _Up> |
1232 |
|
|
struct __allocator_traits_rebind<_Alloc<_Tp, _A0, _A1, _A2>, _Up, false> |
1233 |
|
|
{ |
1234 |
|
|
typedef _Alloc<_Up, _A0, _A1, _A2> type; |
1235 |
|
|
}; |
1236 |
|
|
|
1237 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
1238 |
|
|
|
1239 |
|
|
#ifndef _LIBCPP_HAS_NO_ADVANCED_SFINAE |
1240 |
|
|
|
1241 |
|
|
template <class _Alloc, class _SizeType, class _ConstVoidPtr> |
1242 |
|
|
auto |
1243 |
|
|
__has_allocate_hint_test(_Alloc&& __a, _SizeType&& __sz, _ConstVoidPtr&& __p) |
1244 |
|
|
-> decltype(__a.allocate(__sz, __p), true_type()); |
1245 |
|
|
|
1246 |
|
|
template <class _Alloc, class _SizeType, class _ConstVoidPtr> |
1247 |
|
|
auto |
1248 |
|
|
__has_allocate_hint_test(const _Alloc& __a, _SizeType&& __sz, _ConstVoidPtr&& __p) |
1249 |
|
|
-> false_type; |
1250 |
|
|
|
1251 |
|
|
template <class _Alloc, class _SizeType, class _ConstVoidPtr> |
1252 |
|
|
struct __has_allocate_hint |
1253 |
|
|
: integral_constant<bool, |
1254 |
|
|
is_same< |
1255 |
|
|
decltype(__has_allocate_hint_test(declval<_Alloc>(), |
1256 |
|
|
declval<_SizeType>(), |
1257 |
|
|
declval<_ConstVoidPtr>())), |
1258 |
|
|
true_type>::value> |
1259 |
|
|
{ |
1260 |
|
|
}; |
1261 |
|
|
|
1262 |
|
|
#else // _LIBCPP_HAS_NO_ADVANCED_SFINAE |
1263 |
|
|
|
1264 |
|
|
template <class _Alloc, class _SizeType, class _ConstVoidPtr> |
1265 |
|
|
struct __has_allocate_hint |
1266 |
|
|
: true_type |
1267 |
|
|
{ |
1268 |
|
|
}; |
1269 |
|
|
|
1270 |
|
|
#endif // _LIBCPP_HAS_NO_ADVANCED_SFINAE |
1271 |
|
|
|
1272 |
|
|
#if !defined(_LIBCPP_HAS_NO_ADVANCED_SFINAE) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1273 |
|
|
|
1274 |
|
|
template <class _Alloc, class _Tp, class ..._Args> |
1275 |
|
|
decltype(_VSTD::declval<_Alloc>().construct(_VSTD::declval<_Tp*>(), |
1276 |
|
|
_VSTD::declval<_Args>()...), |
1277 |
|
|
true_type()) |
1278 |
|
|
__has_construct_test(_Alloc&& __a, _Tp* __p, _Args&& ...__args); |
1279 |
|
|
|
1280 |
|
|
template <class _Alloc, class _Pointer, class ..._Args> |
1281 |
|
|
false_type |
1282 |
|
|
__has_construct_test(const _Alloc& __a, _Pointer&& __p, _Args&& ...__args); |
1283 |
|
|
|
1284 |
|
|
template <class _Alloc, class _Pointer, class ..._Args> |
1285 |
|
|
struct __has_construct |
1286 |
|
|
: integral_constant<bool, |
1287 |
|
|
is_same< |
1288 |
|
|
decltype(__has_construct_test(declval<_Alloc>(), |
1289 |
|
|
declval<_Pointer>(), |
1290 |
|
|
declval<_Args>()...)), |
1291 |
|
|
true_type>::value> |
1292 |
|
|
{ |
1293 |
|
|
}; |
1294 |
|
|
|
1295 |
|
|
template <class _Alloc, class _Pointer> |
1296 |
|
|
auto |
1297 |
|
|
__has_destroy_test(_Alloc&& __a, _Pointer&& __p) |
1298 |
|
|
-> decltype(__a.destroy(__p), true_type()); |
1299 |
|
|
|
1300 |
|
|
template <class _Alloc, class _Pointer> |
1301 |
|
|
auto |
1302 |
|
|
__has_destroy_test(const _Alloc& __a, _Pointer&& __p) |
1303 |
|
|
-> false_type; |
1304 |
|
|
|
1305 |
|
|
template <class _Alloc, class _Pointer> |
1306 |
|
|
struct __has_destroy |
1307 |
|
|
: integral_constant<bool, |
1308 |
|
|
is_same< |
1309 |
|
|
decltype(__has_destroy_test(declval<_Alloc>(), |
1310 |
|
|
declval<_Pointer>())), |
1311 |
|
|
true_type>::value> |
1312 |
|
|
{ |
1313 |
|
|
}; |
1314 |
|
|
|
1315 |
|
|
template <class _Alloc> |
1316 |
|
|
auto |
1317 |
|
|
__has_max_size_test(_Alloc&& __a) |
1318 |
|
|
-> decltype(__a.max_size(), true_type()); |
1319 |
|
|
|
1320 |
|
|
template <class _Alloc> |
1321 |
|
|
auto |
1322 |
|
|
__has_max_size_test(const volatile _Alloc& __a) |
1323 |
|
|
-> false_type; |
1324 |
|
|
|
1325 |
|
|
template <class _Alloc> |
1326 |
|
|
struct __has_max_size |
1327 |
|
|
: integral_constant<bool, |
1328 |
|
|
is_same< |
1329 |
|
|
decltype(__has_max_size_test(declval<_Alloc&>())), |
1330 |
|
|
true_type>::value> |
1331 |
|
|
{ |
1332 |
|
|
}; |
1333 |
|
|
|
1334 |
|
|
template <class _Alloc> |
1335 |
|
|
auto |
1336 |
|
|
__has_select_on_container_copy_construction_test(_Alloc&& __a) |
1337 |
|
|
-> decltype(__a.select_on_container_copy_construction(), true_type()); |
1338 |
|
|
|
1339 |
|
|
template <class _Alloc> |
1340 |
|
|
auto |
1341 |
|
|
__has_select_on_container_copy_construction_test(const volatile _Alloc& __a) |
1342 |
|
|
-> false_type; |
1343 |
|
|
|
1344 |
|
|
template <class _Alloc> |
1345 |
|
|
struct __has_select_on_container_copy_construction |
1346 |
|
|
: integral_constant<bool, |
1347 |
|
|
is_same< |
1348 |
|
|
decltype(__has_select_on_container_copy_construction_test(declval<_Alloc&>())), |
1349 |
|
|
true_type>::value> |
1350 |
|
|
{ |
1351 |
|
|
}; |
1352 |
|
|
|
1353 |
|
|
#else // _LIBCPP_HAS_NO_ADVANCED_SFINAE |
1354 |
|
|
|
1355 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1356 |
|
|
|
1357 |
|
|
template <class _Alloc, class _Pointer, class ..._Args> |
1358 |
|
|
struct __has_construct |
1359 |
|
|
: false_type |
1360 |
|
|
{ |
1361 |
|
|
}; |
1362 |
|
|
|
1363 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
1364 |
|
|
|
1365 |
|
|
template <class _Alloc, class _Pointer, class _Args> |
1366 |
|
|
struct __has_construct |
1367 |
|
|
: false_type |
1368 |
|
|
{ |
1369 |
|
|
}; |
1370 |
|
|
|
1371 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
1372 |
|
|
|
1373 |
|
|
template <class _Alloc, class _Pointer> |
1374 |
|
|
struct __has_destroy |
1375 |
|
|
: false_type |
1376 |
|
|
{ |
1377 |
|
|
}; |
1378 |
|
|
|
1379 |
|
|
template <class _Alloc> |
1380 |
|
|
struct __has_max_size |
1381 |
|
|
: true_type |
1382 |
|
|
{ |
1383 |
|
|
}; |
1384 |
|
|
|
1385 |
|
|
template <class _Alloc> |
1386 |
|
|
struct __has_select_on_container_copy_construction |
1387 |
|
|
: false_type |
1388 |
|
|
{ |
1389 |
|
|
}; |
1390 |
|
|
|
1391 |
|
|
#endif // _LIBCPP_HAS_NO_ADVANCED_SFINAE |
1392 |
|
|
|
1393 |
|
|
template <class _Alloc, class _Ptr, bool = __has_difference_type<_Alloc>::value> |
1394 |
|
|
struct __alloc_traits_difference_type |
1395 |
|
|
{ |
1396 |
|
|
typedef typename pointer_traits<_Ptr>::difference_type type; |
1397 |
|
|
}; |
1398 |
|
|
|
1399 |
|
|
template <class _Alloc, class _Ptr> |
1400 |
|
|
struct __alloc_traits_difference_type<_Alloc, _Ptr, true> |
1401 |
|
|
{ |
1402 |
|
|
typedef typename _Alloc::difference_type type; |
1403 |
|
|
}; |
1404 |
|
|
|
1405 |
|
|
template <class _Alloc> |
1406 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY allocator_traits |
1407 |
laffer1 |
5071 |
{ |
1408 |
|
|
typedef _Alloc allocator_type; |
1409 |
|
|
typedef typename allocator_type::value_type value_type; |
1410 |
|
|
|
1411 |
|
|
typedef typename __pointer_type<value_type, allocator_type>::type pointer; |
1412 |
|
|
typedef typename __const_pointer<value_type, pointer, allocator_type>::type const_pointer; |
1413 |
|
|
typedef typename __void_pointer<pointer, allocator_type>::type void_pointer; |
1414 |
|
|
typedef typename __const_void_pointer<pointer, allocator_type>::type const_void_pointer; |
1415 |
|
|
|
1416 |
|
|
typedef typename __alloc_traits_difference_type<allocator_type, pointer>::type difference_type; |
1417 |
|
|
typedef typename __size_type<allocator_type, difference_type>::type size_type; |
1418 |
|
|
|
1419 |
|
|
typedef typename __propagate_on_container_copy_assignment<allocator_type>::type |
1420 |
|
|
propagate_on_container_copy_assignment; |
1421 |
|
|
typedef typename __propagate_on_container_move_assignment<allocator_type>::type |
1422 |
|
|
propagate_on_container_move_assignment; |
1423 |
|
|
typedef typename __propagate_on_container_swap<allocator_type>::type |
1424 |
|
|
propagate_on_container_swap; |
1425 |
|
|
|
1426 |
|
|
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
1427 |
|
|
template <class _Tp> using rebind_alloc = |
1428 |
|
|
typename __allocator_traits_rebind<allocator_type, _Tp>::type; |
1429 |
|
|
template <class _Tp> using rebind_traits = allocator_traits<rebind_alloc<_Tp>>; |
1430 |
|
|
#else // _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
1431 |
|
|
template <class _Tp> struct rebind_alloc |
1432 |
|
|
{typedef typename __allocator_traits_rebind<allocator_type, _Tp>::type other;}; |
1433 |
|
|
template <class _Tp> struct rebind_traits |
1434 |
|
|
{typedef allocator_traits<typename rebind_alloc<_Tp>::other> other;}; |
1435 |
|
|
#endif // _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
1436 |
|
|
|
1437 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1438 |
|
|
static pointer allocate(allocator_type& __a, size_type __n) |
1439 |
|
|
{return __a.allocate(__n);} |
1440 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1441 |
|
|
static pointer allocate(allocator_type& __a, size_type __n, const_void_pointer __hint) |
1442 |
|
|
{return allocate(__a, __n, __hint, |
1443 |
|
|
__has_allocate_hint<allocator_type, size_type, const_void_pointer>());} |
1444 |
|
|
|
1445 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1446 |
|
|
static void deallocate(allocator_type& __a, pointer __p, size_type __n) _NOEXCEPT |
1447 |
|
|
{__a.deallocate(__p, __n);} |
1448 |
|
|
|
1449 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1450 |
|
|
template <class _Tp, class... _Args> |
1451 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1452 |
|
|
static void construct(allocator_type& __a, _Tp* __p, _Args&&... __args) |
1453 |
laffer1 |
7452 |
{__construct(__has_construct<allocator_type, _Tp*, _Args...>(), |
1454 |
laffer1 |
5071 |
__a, __p, _VSTD::forward<_Args>(__args)...);} |
1455 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
1456 |
|
|
template <class _Tp> |
1457 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1458 |
|
|
static void construct(allocator_type& __a, _Tp* __p) |
1459 |
|
|
{ |
1460 |
|
|
::new ((void*)__p) _Tp(); |
1461 |
|
|
} |
1462 |
|
|
template <class _Tp, class _A0> |
1463 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1464 |
|
|
static void construct(allocator_type& __a, _Tp* __p, const _A0& __a0) |
1465 |
|
|
{ |
1466 |
|
|
::new ((void*)__p) _Tp(__a0); |
1467 |
|
|
} |
1468 |
|
|
template <class _Tp, class _A0, class _A1> |
1469 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1470 |
|
|
static void construct(allocator_type& __a, _Tp* __p, const _A0& __a0, |
1471 |
|
|
const _A1& __a1) |
1472 |
|
|
{ |
1473 |
|
|
::new ((void*)__p) _Tp(__a0, __a1); |
1474 |
|
|
} |
1475 |
|
|
template <class _Tp, class _A0, class _A1, class _A2> |
1476 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1477 |
|
|
static void construct(allocator_type& __a, _Tp* __p, const _A0& __a0, |
1478 |
|
|
const _A1& __a1, const _A2& __a2) |
1479 |
|
|
{ |
1480 |
|
|
::new ((void*)__p) _Tp(__a0, __a1, __a2); |
1481 |
|
|
} |
1482 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
1483 |
|
|
|
1484 |
|
|
template <class _Tp> |
1485 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1486 |
|
|
static void destroy(allocator_type& __a, _Tp* __p) |
1487 |
|
|
{__destroy(__has_destroy<allocator_type, _Tp*>(), __a, __p);} |
1488 |
|
|
|
1489 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1490 |
laffer1 |
7452 |
static size_type max_size(const allocator_type& __a) _NOEXCEPT |
1491 |
laffer1 |
5071 |
{return __max_size(__has_max_size<const allocator_type>(), __a);} |
1492 |
|
|
|
1493 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1494 |
|
|
static allocator_type |
1495 |
|
|
select_on_container_copy_construction(const allocator_type& __a) |
1496 |
|
|
{return select_on_container_copy_construction( |
1497 |
|
|
__has_select_on_container_copy_construction<const allocator_type>(), |
1498 |
|
|
__a);} |
1499 |
|
|
|
1500 |
|
|
template <class _Ptr> |
1501 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1502 |
|
|
static |
1503 |
|
|
void |
1504 |
|
|
__construct_forward(allocator_type& __a, _Ptr __begin1, _Ptr __end1, _Ptr& __begin2) |
1505 |
|
|
{ |
1506 |
|
|
for (; __begin1 != __end1; ++__begin1, ++__begin2) |
1507 |
|
|
construct(__a, _VSTD::__to_raw_pointer(__begin2), _VSTD::move_if_noexcept(*__begin1)); |
1508 |
|
|
} |
1509 |
|
|
|
1510 |
|
|
template <class _Tp> |
1511 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1512 |
|
|
static |
1513 |
|
|
typename enable_if |
1514 |
|
|
< |
1515 |
|
|
(is_same<allocator_type, allocator<_Tp> >::value |
1516 |
|
|
|| !__has_construct<allocator_type, _Tp*, _Tp>::value) && |
1517 |
|
|
is_trivially_move_constructible<_Tp>::value, |
1518 |
|
|
void |
1519 |
|
|
>::type |
1520 |
|
|
__construct_forward(allocator_type& __a, _Tp* __begin1, _Tp* __end1, _Tp*& __begin2) |
1521 |
|
|
{ |
1522 |
|
|
ptrdiff_t _Np = __end1 - __begin1; |
1523 |
|
|
_VSTD::memcpy(__begin2, __begin1, _Np * sizeof(_Tp)); |
1524 |
|
|
__begin2 += _Np; |
1525 |
|
|
} |
1526 |
|
|
|
1527 |
|
|
template <class _Ptr> |
1528 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1529 |
|
|
static |
1530 |
|
|
void |
1531 |
|
|
__construct_backward(allocator_type& __a, _Ptr __begin1, _Ptr __end1, _Ptr& __end2) |
1532 |
|
|
{ |
1533 |
|
|
while (__end1 != __begin1) |
1534 |
laffer1 |
7405 |
{ |
1535 |
|
|
construct(__a, _VSTD::__to_raw_pointer(__end2-1), _VSTD::move_if_noexcept(*--__end1)); |
1536 |
|
|
--__end2; |
1537 |
|
|
} |
1538 |
laffer1 |
5071 |
} |
1539 |
|
|
|
1540 |
|
|
template <class _Tp> |
1541 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1542 |
|
|
static |
1543 |
|
|
typename enable_if |
1544 |
|
|
< |
1545 |
|
|
(is_same<allocator_type, allocator<_Tp> >::value |
1546 |
|
|
|| !__has_construct<allocator_type, _Tp*, _Tp>::value) && |
1547 |
|
|
is_trivially_move_constructible<_Tp>::value, |
1548 |
|
|
void |
1549 |
|
|
>::type |
1550 |
|
|
__construct_backward(allocator_type& __a, _Tp* __begin1, _Tp* __end1, _Tp*& __end2) |
1551 |
|
|
{ |
1552 |
|
|
ptrdiff_t _Np = __end1 - __begin1; |
1553 |
|
|
__end2 -= _Np; |
1554 |
|
|
_VSTD::memcpy(__end2, __begin1, _Np * sizeof(_Tp)); |
1555 |
|
|
} |
1556 |
|
|
|
1557 |
|
|
private: |
1558 |
|
|
|
1559 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1560 |
|
|
static pointer allocate(allocator_type& __a, size_type __n, |
1561 |
|
|
const_void_pointer __hint, true_type) |
1562 |
|
|
{return __a.allocate(__n, __hint);} |
1563 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1564 |
|
|
static pointer allocate(allocator_type& __a, size_type __n, |
1565 |
|
|
const_void_pointer, false_type) |
1566 |
|
|
{return __a.allocate(__n);} |
1567 |
|
|
|
1568 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1569 |
|
|
template <class _Tp, class... _Args> |
1570 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1571 |
|
|
static void __construct(true_type, allocator_type& __a, _Tp* __p, _Args&&... __args) |
1572 |
|
|
{__a.construct(__p, _VSTD::forward<_Args>(__args)...);} |
1573 |
|
|
template <class _Tp, class... _Args> |
1574 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1575 |
|
|
static void __construct(false_type, allocator_type&, _Tp* __p, _Args&&... __args) |
1576 |
|
|
{ |
1577 |
|
|
::new ((void*)__p) _Tp(_VSTD::forward<_Args>(__args)...); |
1578 |
|
|
} |
1579 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
1580 |
|
|
|
1581 |
|
|
template <class _Tp> |
1582 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1583 |
|
|
static void __destroy(true_type, allocator_type& __a, _Tp* __p) |
1584 |
|
|
{__a.destroy(__p);} |
1585 |
|
|
template <class _Tp> |
1586 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1587 |
|
|
static void __destroy(false_type, allocator_type&, _Tp* __p) |
1588 |
|
|
{ |
1589 |
|
|
__p->~_Tp(); |
1590 |
|
|
} |
1591 |
|
|
|
1592 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1593 |
|
|
static size_type __max_size(true_type, const allocator_type& __a) |
1594 |
|
|
{return __a.max_size();} |
1595 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1596 |
|
|
static size_type __max_size(false_type, const allocator_type&) |
1597 |
|
|
{return numeric_limits<size_type>::max();} |
1598 |
|
|
|
1599 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1600 |
|
|
static allocator_type |
1601 |
|
|
select_on_container_copy_construction(true_type, const allocator_type& __a) |
1602 |
|
|
{return __a.select_on_container_copy_construction();} |
1603 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1604 |
|
|
static allocator_type |
1605 |
|
|
select_on_container_copy_construction(false_type, const allocator_type& __a) |
1606 |
|
|
{return __a;} |
1607 |
|
|
}; |
1608 |
|
|
|
1609 |
|
|
// allocator |
1610 |
|
|
|
1611 |
|
|
template <class _Tp> |
1612 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY allocator |
1613 |
laffer1 |
5071 |
{ |
1614 |
|
|
public: |
1615 |
|
|
typedef size_t size_type; |
1616 |
|
|
typedef ptrdiff_t difference_type; |
1617 |
|
|
typedef _Tp* pointer; |
1618 |
|
|
typedef const _Tp* const_pointer; |
1619 |
|
|
typedef _Tp& reference; |
1620 |
|
|
typedef const _Tp& const_reference; |
1621 |
|
|
typedef _Tp value_type; |
1622 |
|
|
|
1623 |
|
|
typedef true_type propagate_on_container_move_assignment; |
1624 |
|
|
|
1625 |
|
|
template <class _Up> struct rebind {typedef allocator<_Up> other;}; |
1626 |
|
|
|
1627 |
|
|
_LIBCPP_INLINE_VISIBILITY allocator() _NOEXCEPT {} |
1628 |
|
|
template <class _Up> _LIBCPP_INLINE_VISIBILITY allocator(const allocator<_Up>&) _NOEXCEPT {} |
1629 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer address(reference __x) const _NOEXCEPT |
1630 |
|
|
{return _VSTD::addressof(__x);} |
1631 |
|
|
_LIBCPP_INLINE_VISIBILITY const_pointer address(const_reference __x) const _NOEXCEPT |
1632 |
|
|
{return _VSTD::addressof(__x);} |
1633 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer allocate(size_type __n, allocator<void>::const_pointer = 0) |
1634 |
laffer1 |
7452 |
{return static_cast<pointer>(_VSTD::__allocate(__n * sizeof(_Tp)));} |
1635 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY void deallocate(pointer __p, size_type) _NOEXCEPT |
1636 |
laffer1 |
7452 |
{_VSTD::__deallocate((void*)__p);} |
1637 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY size_type max_size() const _NOEXCEPT |
1638 |
|
|
{return size_type(~0) / sizeof(_Tp);} |
1639 |
|
|
#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1640 |
|
|
template <class _Up, class... _Args> |
1641 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1642 |
|
|
void |
1643 |
|
|
construct(_Up* __p, _Args&&... __args) |
1644 |
|
|
{ |
1645 |
|
|
::new((void*)__p) _Up(_VSTD::forward<_Args>(__args)...); |
1646 |
|
|
} |
1647 |
|
|
#else // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1648 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1649 |
|
|
void |
1650 |
|
|
construct(pointer __p) |
1651 |
|
|
{ |
1652 |
|
|
::new((void*)__p) _Tp(); |
1653 |
|
|
} |
1654 |
|
|
# if defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
1655 |
|
|
|
1656 |
|
|
template <class _A0> |
1657 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1658 |
|
|
void |
1659 |
|
|
construct(pointer __p, _A0& __a0) |
1660 |
|
|
{ |
1661 |
|
|
::new((void*)__p) _Tp(__a0); |
1662 |
|
|
} |
1663 |
|
|
template <class _A0> |
1664 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1665 |
|
|
void |
1666 |
|
|
construct(pointer __p, const _A0& __a0) |
1667 |
|
|
{ |
1668 |
|
|
::new((void*)__p) _Tp(__a0); |
1669 |
|
|
} |
1670 |
|
|
# endif // defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
1671 |
|
|
template <class _A0, class _A1> |
1672 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1673 |
|
|
void |
1674 |
|
|
construct(pointer __p, _A0& __a0, _A1& __a1) |
1675 |
|
|
{ |
1676 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1677 |
|
|
} |
1678 |
|
|
template <class _A0, class _A1> |
1679 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1680 |
|
|
void |
1681 |
|
|
construct(pointer __p, const _A0& __a0, _A1& __a1) |
1682 |
|
|
{ |
1683 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1684 |
|
|
} |
1685 |
|
|
template <class _A0, class _A1> |
1686 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1687 |
|
|
void |
1688 |
|
|
construct(pointer __p, _A0& __a0, const _A1& __a1) |
1689 |
|
|
{ |
1690 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1691 |
|
|
} |
1692 |
|
|
template <class _A0, class _A1> |
1693 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1694 |
|
|
void |
1695 |
|
|
construct(pointer __p, const _A0& __a0, const _A1& __a1) |
1696 |
|
|
{ |
1697 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1698 |
|
|
} |
1699 |
|
|
#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1700 |
|
|
_LIBCPP_INLINE_VISIBILITY void destroy(pointer __p) {__p->~_Tp();} |
1701 |
|
|
}; |
1702 |
|
|
|
1703 |
|
|
template <class _Tp> |
1704 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY allocator<const _Tp> |
1705 |
laffer1 |
5071 |
{ |
1706 |
|
|
public: |
1707 |
|
|
typedef size_t size_type; |
1708 |
|
|
typedef ptrdiff_t difference_type; |
1709 |
|
|
typedef const _Tp* pointer; |
1710 |
|
|
typedef const _Tp* const_pointer; |
1711 |
|
|
typedef const _Tp& reference; |
1712 |
|
|
typedef const _Tp& const_reference; |
1713 |
laffer1 |
7405 |
typedef const _Tp value_type; |
1714 |
laffer1 |
5071 |
|
1715 |
|
|
typedef true_type propagate_on_container_move_assignment; |
1716 |
|
|
|
1717 |
|
|
template <class _Up> struct rebind {typedef allocator<_Up> other;}; |
1718 |
|
|
|
1719 |
|
|
_LIBCPP_INLINE_VISIBILITY allocator() _NOEXCEPT {} |
1720 |
|
|
template <class _Up> _LIBCPP_INLINE_VISIBILITY allocator(const allocator<_Up>&) _NOEXCEPT {} |
1721 |
|
|
_LIBCPP_INLINE_VISIBILITY const_pointer address(const_reference __x) const _NOEXCEPT |
1722 |
|
|
{return _VSTD::addressof(__x);} |
1723 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer allocate(size_type __n, allocator<void>::const_pointer = 0) |
1724 |
laffer1 |
7452 |
{return static_cast<pointer>(_VSTD::__allocate(__n * sizeof(_Tp)));} |
1725 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY void deallocate(pointer __p, size_type) _NOEXCEPT |
1726 |
laffer1 |
7452 |
{_VSTD::__deallocate((void*)__p);} |
1727 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY size_type max_size() const _NOEXCEPT |
1728 |
|
|
{return size_type(~0) / sizeof(_Tp);} |
1729 |
|
|
#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1730 |
|
|
template <class _Up, class... _Args> |
1731 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1732 |
|
|
void |
1733 |
|
|
construct(_Up* __p, _Args&&... __args) |
1734 |
|
|
{ |
1735 |
|
|
::new((void*)__p) _Up(_VSTD::forward<_Args>(__args)...); |
1736 |
|
|
} |
1737 |
|
|
#else // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1738 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1739 |
|
|
void |
1740 |
|
|
construct(pointer __p) |
1741 |
|
|
{ |
1742 |
|
|
::new((void*)__p) _Tp(); |
1743 |
|
|
} |
1744 |
|
|
# if defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
1745 |
|
|
|
1746 |
|
|
template <class _A0> |
1747 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1748 |
|
|
void |
1749 |
|
|
construct(pointer __p, _A0& __a0) |
1750 |
|
|
{ |
1751 |
|
|
::new((void*)__p) _Tp(__a0); |
1752 |
|
|
} |
1753 |
|
|
template <class _A0> |
1754 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1755 |
|
|
void |
1756 |
|
|
construct(pointer __p, const _A0& __a0) |
1757 |
|
|
{ |
1758 |
|
|
::new((void*)__p) _Tp(__a0); |
1759 |
|
|
} |
1760 |
|
|
# endif // defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
1761 |
|
|
template <class _A0, class _A1> |
1762 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1763 |
|
|
void |
1764 |
|
|
construct(pointer __p, _A0& __a0, _A1& __a1) |
1765 |
|
|
{ |
1766 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1767 |
|
|
} |
1768 |
|
|
template <class _A0, class _A1> |
1769 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1770 |
|
|
void |
1771 |
|
|
construct(pointer __p, const _A0& __a0, _A1& __a1) |
1772 |
|
|
{ |
1773 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1774 |
|
|
} |
1775 |
|
|
template <class _A0, class _A1> |
1776 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1777 |
|
|
void |
1778 |
|
|
construct(pointer __p, _A0& __a0, const _A1& __a1) |
1779 |
|
|
{ |
1780 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1781 |
|
|
} |
1782 |
|
|
template <class _A0, class _A1> |
1783 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1784 |
|
|
void |
1785 |
|
|
construct(pointer __p, const _A0& __a0, const _A1& __a1) |
1786 |
|
|
{ |
1787 |
|
|
::new((void*)__p) _Tp(__a0, __a1); |
1788 |
|
|
} |
1789 |
|
|
#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) |
1790 |
|
|
_LIBCPP_INLINE_VISIBILITY void destroy(pointer __p) {__p->~_Tp();} |
1791 |
|
|
}; |
1792 |
|
|
|
1793 |
|
|
template <class _Tp, class _Up> |
1794 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
1795 |
|
|
bool operator==(const allocator<_Tp>&, const allocator<_Up>&) _NOEXCEPT {return true;} |
1796 |
|
|
|
1797 |
|
|
template <class _Tp, class _Up> |
1798 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
1799 |
|
|
bool operator!=(const allocator<_Tp>&, const allocator<_Up>&) _NOEXCEPT {return false;} |
1800 |
|
|
|
1801 |
|
|
template <class _OutputIterator, class _Tp> |
1802 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY raw_storage_iterator |
1803 |
laffer1 |
5071 |
: public iterator<output_iterator_tag, |
1804 |
|
|
_Tp, // purposefully not C++03 |
1805 |
|
|
ptrdiff_t, // purposefully not C++03 |
1806 |
|
|
_Tp*, // purposefully not C++03 |
1807 |
|
|
raw_storage_iterator<_OutputIterator, _Tp>&> // purposefully not C++03 |
1808 |
|
|
{ |
1809 |
|
|
private: |
1810 |
|
|
_OutputIterator __x_; |
1811 |
|
|
public: |
1812 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit raw_storage_iterator(_OutputIterator __x) : __x_(__x) {} |
1813 |
|
|
_LIBCPP_INLINE_VISIBILITY raw_storage_iterator& operator*() {return *this;} |
1814 |
|
|
_LIBCPP_INLINE_VISIBILITY raw_storage_iterator& operator=(const _Tp& __element) |
1815 |
|
|
{::new(&*__x_) _Tp(__element); return *this;} |
1816 |
|
|
_LIBCPP_INLINE_VISIBILITY raw_storage_iterator& operator++() {++__x_; return *this;} |
1817 |
|
|
_LIBCPP_INLINE_VISIBILITY raw_storage_iterator operator++(int) |
1818 |
|
|
{raw_storage_iterator __t(*this); ++__x_; return __t;} |
1819 |
|
|
}; |
1820 |
|
|
|
1821 |
|
|
template <class _Tp> |
1822 |
|
|
pair<_Tp*, ptrdiff_t> |
1823 |
|
|
get_temporary_buffer(ptrdiff_t __n) _NOEXCEPT |
1824 |
|
|
{ |
1825 |
|
|
pair<_Tp*, ptrdiff_t> __r(0, 0); |
1826 |
|
|
const ptrdiff_t __m = (~ptrdiff_t(0) ^ |
1827 |
|
|
ptrdiff_t(ptrdiff_t(1) << (sizeof(ptrdiff_t) * __CHAR_BIT__ - 1))) |
1828 |
|
|
/ sizeof(_Tp); |
1829 |
|
|
if (__n > __m) |
1830 |
|
|
__n = __m; |
1831 |
|
|
while (__n > 0) |
1832 |
|
|
{ |
1833 |
|
|
__r.first = static_cast<_Tp*>(::operator new(__n * sizeof(_Tp), nothrow)); |
1834 |
|
|
if (__r.first) |
1835 |
|
|
{ |
1836 |
|
|
__r.second = __n; |
1837 |
|
|
break; |
1838 |
|
|
} |
1839 |
|
|
__n /= 2; |
1840 |
|
|
} |
1841 |
|
|
return __r; |
1842 |
|
|
} |
1843 |
|
|
|
1844 |
|
|
template <class _Tp> |
1845 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
1846 |
|
|
void return_temporary_buffer(_Tp* __p) _NOEXCEPT {::operator delete(__p);} |
1847 |
|
|
|
1848 |
|
|
template <class _Tp> |
1849 |
|
|
struct auto_ptr_ref |
1850 |
|
|
{ |
1851 |
|
|
_Tp* __ptr_; |
1852 |
|
|
}; |
1853 |
|
|
|
1854 |
|
|
template<class _Tp> |
1855 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY auto_ptr |
1856 |
laffer1 |
5071 |
{ |
1857 |
|
|
private: |
1858 |
|
|
_Tp* __ptr_; |
1859 |
|
|
public: |
1860 |
|
|
typedef _Tp element_type; |
1861 |
|
|
|
1862 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit auto_ptr(_Tp* __p = 0) throw() : __ptr_(__p) {} |
1863 |
|
|
_LIBCPP_INLINE_VISIBILITY auto_ptr(auto_ptr& __p) throw() : __ptr_(__p.release()) {} |
1864 |
|
|
template<class _Up> _LIBCPP_INLINE_VISIBILITY auto_ptr(auto_ptr<_Up>& __p) throw() |
1865 |
|
|
: __ptr_(__p.release()) {} |
1866 |
|
|
_LIBCPP_INLINE_VISIBILITY auto_ptr& operator=(auto_ptr& __p) throw() |
1867 |
|
|
{reset(__p.release()); return *this;} |
1868 |
|
|
template<class _Up> _LIBCPP_INLINE_VISIBILITY auto_ptr& operator=(auto_ptr<_Up>& __p) throw() |
1869 |
|
|
{reset(__p.release()); return *this;} |
1870 |
|
|
_LIBCPP_INLINE_VISIBILITY auto_ptr& operator=(auto_ptr_ref<_Tp> __p) throw() |
1871 |
|
|
{reset(__p.__ptr_); return *this;} |
1872 |
|
|
_LIBCPP_INLINE_VISIBILITY ~auto_ptr() throw() {delete __ptr_;} |
1873 |
|
|
|
1874 |
|
|
_LIBCPP_INLINE_VISIBILITY _Tp& operator*() const throw() |
1875 |
|
|
{return *__ptr_;} |
1876 |
|
|
_LIBCPP_INLINE_VISIBILITY _Tp* operator->() const throw() {return __ptr_;} |
1877 |
|
|
_LIBCPP_INLINE_VISIBILITY _Tp* get() const throw() {return __ptr_;} |
1878 |
|
|
_LIBCPP_INLINE_VISIBILITY _Tp* release() throw() |
1879 |
|
|
{ |
1880 |
|
|
_Tp* __t = __ptr_; |
1881 |
|
|
__ptr_ = 0; |
1882 |
|
|
return __t; |
1883 |
|
|
} |
1884 |
|
|
_LIBCPP_INLINE_VISIBILITY void reset(_Tp* __p = 0) throw() |
1885 |
|
|
{ |
1886 |
|
|
if (__ptr_ != __p) |
1887 |
|
|
delete __ptr_; |
1888 |
|
|
__ptr_ = __p; |
1889 |
|
|
} |
1890 |
|
|
|
1891 |
|
|
_LIBCPP_INLINE_VISIBILITY auto_ptr(auto_ptr_ref<_Tp> __p) throw() : __ptr_(__p.__ptr_) {} |
1892 |
|
|
template<class _Up> _LIBCPP_INLINE_VISIBILITY operator auto_ptr_ref<_Up>() throw() |
1893 |
|
|
{auto_ptr_ref<_Up> __t; __t.__ptr_ = release(); return __t;} |
1894 |
|
|
template<class _Up> _LIBCPP_INLINE_VISIBILITY operator auto_ptr<_Up>() throw() |
1895 |
|
|
{return auto_ptr<_Up>(release());} |
1896 |
|
|
}; |
1897 |
|
|
|
1898 |
|
|
template <> |
1899 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY auto_ptr<void> |
1900 |
laffer1 |
5071 |
{ |
1901 |
|
|
public: |
1902 |
|
|
typedef void element_type; |
1903 |
|
|
}; |
1904 |
|
|
|
1905 |
|
|
template <class _T1, class _T2, bool = is_same<typename remove_cv<_T1>::type, |
1906 |
|
|
typename remove_cv<_T2>::type>::value, |
1907 |
|
|
bool = is_empty<_T1>::value |
1908 |
|
|
#if __has_feature(is_final) |
1909 |
|
|
&& !__is_final(_T1) |
1910 |
|
|
#endif |
1911 |
|
|
, |
1912 |
|
|
bool = is_empty<_T2>::value |
1913 |
|
|
#if __has_feature(is_final) |
1914 |
|
|
&& !__is_final(_T2) |
1915 |
|
|
#endif |
1916 |
|
|
> |
1917 |
|
|
struct __libcpp_compressed_pair_switch; |
1918 |
|
|
|
1919 |
|
|
template <class _T1, class _T2, bool IsSame> |
1920 |
|
|
struct __libcpp_compressed_pair_switch<_T1, _T2, IsSame, false, false> {enum {value = 0};}; |
1921 |
|
|
|
1922 |
|
|
template <class _T1, class _T2, bool IsSame> |
1923 |
|
|
struct __libcpp_compressed_pair_switch<_T1, _T2, IsSame, true, false> {enum {value = 1};}; |
1924 |
|
|
|
1925 |
|
|
template <class _T1, class _T2, bool IsSame> |
1926 |
|
|
struct __libcpp_compressed_pair_switch<_T1, _T2, IsSame, false, true> {enum {value = 2};}; |
1927 |
|
|
|
1928 |
|
|
template <class _T1, class _T2> |
1929 |
|
|
struct __libcpp_compressed_pair_switch<_T1, _T2, false, true, true> {enum {value = 3};}; |
1930 |
|
|
|
1931 |
|
|
template <class _T1, class _T2> |
1932 |
|
|
struct __libcpp_compressed_pair_switch<_T1, _T2, true, true, true> {enum {value = 1};}; |
1933 |
|
|
|
1934 |
|
|
template <class _T1, class _T2, unsigned = __libcpp_compressed_pair_switch<_T1, _T2>::value> |
1935 |
|
|
class __libcpp_compressed_pair_imp; |
1936 |
|
|
|
1937 |
|
|
template <class _T1, class _T2> |
1938 |
|
|
class __libcpp_compressed_pair_imp<_T1, _T2, 0> |
1939 |
|
|
{ |
1940 |
|
|
private: |
1941 |
|
|
_T1 __first_; |
1942 |
|
|
_T2 __second_; |
1943 |
|
|
public: |
1944 |
|
|
typedef _T1 _T1_param; |
1945 |
|
|
typedef _T2 _T2_param; |
1946 |
|
|
|
1947 |
|
|
typedef typename remove_reference<_T1>::type& _T1_reference; |
1948 |
|
|
typedef typename remove_reference<_T2>::type& _T2_reference; |
1949 |
|
|
|
1950 |
|
|
typedef const typename remove_reference<_T1>::type& _T1_const_reference; |
1951 |
|
|
typedef const typename remove_reference<_T2>::type& _T2_const_reference; |
1952 |
|
|
|
1953 |
laffer1 |
9679 |
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp() : __first_(), __second_() {} |
1954 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T1_param __t1) |
1955 |
laffer1 |
9679 |
: __first_(_VSTD::forward<_T1_param>(__t1)), __second_() {} |
1956 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T2_param __t2) |
1957 |
laffer1 |
9679 |
: __first_(), __second_(_VSTD::forward<_T2_param>(__t2)) {} |
1958 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp(_T1_param __t1, _T2_param __t2) |
1959 |
|
|
: __first_(_VSTD::forward<_T1_param>(__t1)), __second_(_VSTD::forward<_T2_param>(__t2)) {} |
1960 |
|
|
|
1961 |
laffer1 |
7452 |
#if defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
1962 |
laffer1 |
5071 |
|
1963 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1964 |
|
|
__libcpp_compressed_pair_imp(const __libcpp_compressed_pair_imp& __p) |
1965 |
|
|
_NOEXCEPT_(is_nothrow_copy_constructible<_T1>::value && |
1966 |
|
|
is_nothrow_copy_constructible<_T2>::value) |
1967 |
|
|
: __first_(__p.first()), |
1968 |
|
|
__second_(__p.second()) {} |
1969 |
|
|
|
1970 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1971 |
|
|
__libcpp_compressed_pair_imp& operator=(const __libcpp_compressed_pair_imp& __p) |
1972 |
|
|
_NOEXCEPT_(is_nothrow_copy_assignable<_T1>::value && |
1973 |
|
|
is_nothrow_copy_assignable<_T2>::value) |
1974 |
|
|
{ |
1975 |
|
|
__first_ = __p.first(); |
1976 |
|
|
__second_ = __p.second(); |
1977 |
|
|
return *this; |
1978 |
|
|
} |
1979 |
|
|
|
1980 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1981 |
|
|
__libcpp_compressed_pair_imp(__libcpp_compressed_pair_imp&& __p) |
1982 |
|
|
_NOEXCEPT_(is_nothrow_move_constructible<_T1>::value && |
1983 |
|
|
is_nothrow_move_constructible<_T2>::value) |
1984 |
|
|
: __first_(_VSTD::forward<_T1>(__p.first())), |
1985 |
|
|
__second_(_VSTD::forward<_T2>(__p.second())) {} |
1986 |
|
|
|
1987 |
|
|
_LIBCPP_INLINE_VISIBILITY |
1988 |
|
|
__libcpp_compressed_pair_imp& operator=(__libcpp_compressed_pair_imp&& __p) |
1989 |
|
|
_NOEXCEPT_(is_nothrow_move_assignable<_T1>::value && |
1990 |
|
|
is_nothrow_move_assignable<_T2>::value) |
1991 |
|
|
{ |
1992 |
|
|
__first_ = _VSTD::forward<_T1>(__p.first()); |
1993 |
|
|
__second_ = _VSTD::forward<_T2>(__p.second()); |
1994 |
|
|
return *this; |
1995 |
|
|
} |
1996 |
|
|
|
1997 |
laffer1 |
7452 |
#endif // defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
1998 |
laffer1 |
7405 |
|
1999 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
2000 |
|
|
|
2001 |
|
|
template <class... _Args1, class... _Args2, size_t... _I1, size_t... _I2> |
2002 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2003 |
|
|
__libcpp_compressed_pair_imp(piecewise_construct_t __pc, |
2004 |
|
|
tuple<_Args1...> __first_args, |
2005 |
|
|
tuple<_Args2...> __second_args, |
2006 |
|
|
__tuple_indices<_I1...>, |
2007 |
|
|
__tuple_indices<_I2...>) |
2008 |
laffer1 |
7452 |
: __first_(_VSTD::forward<_Args1>(_VSTD::get<_I1>(__first_args))...), |
2009 |
|
|
__second_(_VSTD::forward<_Args2>(_VSTD::get<_I2>(__second_args))...) |
2010 |
laffer1 |
5071 |
{} |
2011 |
|
|
|
2012 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
2013 |
|
|
|
2014 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_reference first() _NOEXCEPT {return __first_;} |
2015 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_const_reference first() const _NOEXCEPT {return __first_;} |
2016 |
|
|
|
2017 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_reference second() _NOEXCEPT {return __second_;} |
2018 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_const_reference second() const _NOEXCEPT {return __second_;} |
2019 |
|
|
|
2020 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(__libcpp_compressed_pair_imp& __x) |
2021 |
|
|
_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && |
2022 |
laffer1 |
7452 |
__is_nothrow_swappable<_T2>::value) |
2023 |
laffer1 |
5071 |
{ |
2024 |
|
|
using _VSTD::swap; |
2025 |
|
|
swap(__first_, __x.__first_); |
2026 |
|
|
swap(__second_, __x.__second_); |
2027 |
|
|
} |
2028 |
|
|
}; |
2029 |
|
|
|
2030 |
|
|
template <class _T1, class _T2> |
2031 |
|
|
class __libcpp_compressed_pair_imp<_T1, _T2, 1> |
2032 |
|
|
: private _T1 |
2033 |
|
|
{ |
2034 |
|
|
private: |
2035 |
|
|
_T2 __second_; |
2036 |
|
|
public: |
2037 |
|
|
typedef _T1 _T1_param; |
2038 |
|
|
typedef _T2 _T2_param; |
2039 |
|
|
|
2040 |
|
|
typedef _T1& _T1_reference; |
2041 |
|
|
typedef typename remove_reference<_T2>::type& _T2_reference; |
2042 |
|
|
|
2043 |
|
|
typedef const _T1& _T1_const_reference; |
2044 |
|
|
typedef const typename remove_reference<_T2>::type& _T2_const_reference; |
2045 |
|
|
|
2046 |
laffer1 |
9679 |
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp() : __second_() {} |
2047 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T1_param __t1) |
2048 |
laffer1 |
9679 |
: _T1(_VSTD::forward<_T1_param>(__t1)), __second_() {} |
2049 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T2_param __t2) |
2050 |
|
|
: __second_(_VSTD::forward<_T2_param>(__t2)) {} |
2051 |
|
|
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp(_T1_param __t1, _T2_param __t2) |
2052 |
|
|
: _T1(_VSTD::forward<_T1_param>(__t1)), __second_(_VSTD::forward<_T2_param>(__t2)) {} |
2053 |
|
|
|
2054 |
laffer1 |
7452 |
#if defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2055 |
laffer1 |
5071 |
|
2056 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2057 |
|
|
__libcpp_compressed_pair_imp(const __libcpp_compressed_pair_imp& __p) |
2058 |
|
|
_NOEXCEPT_(is_nothrow_copy_constructible<_T1>::value && |
2059 |
|
|
is_nothrow_copy_constructible<_T2>::value) |
2060 |
|
|
: _T1(__p.first()), __second_(__p.second()) {} |
2061 |
|
|
|
2062 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2063 |
|
|
__libcpp_compressed_pair_imp& operator=(const __libcpp_compressed_pair_imp& __p) |
2064 |
|
|
_NOEXCEPT_(is_nothrow_copy_assignable<_T1>::value && |
2065 |
|
|
is_nothrow_copy_assignable<_T2>::value) |
2066 |
|
|
{ |
2067 |
|
|
_T1::operator=(__p.first()); |
2068 |
|
|
__second_ = __p.second(); |
2069 |
|
|
return *this; |
2070 |
|
|
} |
2071 |
|
|
|
2072 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2073 |
|
|
__libcpp_compressed_pair_imp(__libcpp_compressed_pair_imp&& __p) |
2074 |
|
|
_NOEXCEPT_(is_nothrow_move_constructible<_T1>::value && |
2075 |
|
|
is_nothrow_move_constructible<_T2>::value) |
2076 |
|
|
: _T1(_VSTD::move(__p.first())), __second_(_VSTD::forward<_T2>(__p.second())) {} |
2077 |
|
|
|
2078 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2079 |
|
|
__libcpp_compressed_pair_imp& operator=(__libcpp_compressed_pair_imp&& __p) |
2080 |
|
|
_NOEXCEPT_(is_nothrow_move_assignable<_T1>::value && |
2081 |
|
|
is_nothrow_move_assignable<_T2>::value) |
2082 |
|
|
{ |
2083 |
|
|
_T1::operator=(_VSTD::move(__p.first())); |
2084 |
|
|
__second_ = _VSTD::forward<_T2>(__p.second()); |
2085 |
|
|
return *this; |
2086 |
|
|
} |
2087 |
|
|
|
2088 |
laffer1 |
7452 |
#endif // defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2089 |
laffer1 |
7405 |
|
2090 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
2091 |
|
|
|
2092 |
|
|
template <class... _Args1, class... _Args2, size_t... _I1, size_t... _I2> |
2093 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2094 |
|
|
__libcpp_compressed_pair_imp(piecewise_construct_t __pc, |
2095 |
|
|
tuple<_Args1...> __first_args, |
2096 |
|
|
tuple<_Args2...> __second_args, |
2097 |
|
|
__tuple_indices<_I1...>, |
2098 |
|
|
__tuple_indices<_I2...>) |
2099 |
laffer1 |
7452 |
: _T1(_VSTD::forward<_Args1>(_VSTD::get<_I1>(__first_args))...), |
2100 |
|
|
__second_(_VSTD::forward<_Args2>(_VSTD::get<_I2>(__second_args))...) |
2101 |
laffer1 |
5071 |
{} |
2102 |
|
|
|
2103 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
2104 |
|
|
|
2105 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_reference first() _NOEXCEPT {return *this;} |
2106 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_const_reference first() const _NOEXCEPT {return *this;} |
2107 |
|
|
|
2108 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_reference second() _NOEXCEPT {return __second_;} |
2109 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_const_reference second() const _NOEXCEPT {return __second_;} |
2110 |
|
|
|
2111 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(__libcpp_compressed_pair_imp& __x) |
2112 |
|
|
_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && |
2113 |
laffer1 |
7452 |
__is_nothrow_swappable<_T2>::value) |
2114 |
laffer1 |
5071 |
{ |
2115 |
|
|
using _VSTD::swap; |
2116 |
|
|
swap(__second_, __x.__second_); |
2117 |
|
|
} |
2118 |
|
|
}; |
2119 |
|
|
|
2120 |
|
|
template <class _T1, class _T2> |
2121 |
|
|
class __libcpp_compressed_pair_imp<_T1, _T2, 2> |
2122 |
|
|
: private _T2 |
2123 |
|
|
{ |
2124 |
|
|
private: |
2125 |
|
|
_T1 __first_; |
2126 |
|
|
public: |
2127 |
|
|
typedef _T1 _T1_param; |
2128 |
|
|
typedef _T2 _T2_param; |
2129 |
|
|
|
2130 |
|
|
typedef typename remove_reference<_T1>::type& _T1_reference; |
2131 |
|
|
typedef _T2& _T2_reference; |
2132 |
|
|
|
2133 |
|
|
typedef const typename remove_reference<_T1>::type& _T1_const_reference; |
2134 |
|
|
typedef const _T2& _T2_const_reference; |
2135 |
|
|
|
2136 |
laffer1 |
9679 |
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp() : __first_() {} |
2137 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T1_param __t1) |
2138 |
|
|
: __first_(_VSTD::forward<_T1_param>(__t1)) {} |
2139 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T2_param __t2) |
2140 |
laffer1 |
9679 |
: _T2(_VSTD::forward<_T2_param>(__t2)), __first_() {} |
2141 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp(_T1_param __t1, _T2_param __t2) |
2142 |
|
|
_NOEXCEPT_(is_nothrow_move_constructible<_T1>::value && |
2143 |
|
|
is_nothrow_move_constructible<_T2>::value) |
2144 |
|
|
: _T2(_VSTD::forward<_T2_param>(__t2)), __first_(_VSTD::forward<_T1_param>(__t1)) {} |
2145 |
|
|
|
2146 |
laffer1 |
7452 |
#if defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2147 |
laffer1 |
5071 |
|
2148 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2149 |
|
|
__libcpp_compressed_pair_imp(const __libcpp_compressed_pair_imp& __p) |
2150 |
|
|
_NOEXCEPT_(is_nothrow_copy_constructible<_T1>::value && |
2151 |
|
|
is_nothrow_copy_constructible<_T2>::value) |
2152 |
|
|
: _T2(__p.second()), __first_(__p.first()) {} |
2153 |
|
|
|
2154 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2155 |
|
|
__libcpp_compressed_pair_imp& operator=(const __libcpp_compressed_pair_imp& __p) |
2156 |
|
|
_NOEXCEPT_(is_nothrow_copy_assignable<_T1>::value && |
2157 |
|
|
is_nothrow_copy_assignable<_T2>::value) |
2158 |
|
|
{ |
2159 |
|
|
_T2::operator=(__p.second()); |
2160 |
|
|
__first_ = __p.first(); |
2161 |
|
|
return *this; |
2162 |
|
|
} |
2163 |
|
|
|
2164 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2165 |
|
|
__libcpp_compressed_pair_imp(__libcpp_compressed_pair_imp&& __p) |
2166 |
|
|
_NOEXCEPT_(is_nothrow_move_constructible<_T1>::value && |
2167 |
|
|
is_nothrow_move_constructible<_T2>::value) |
2168 |
|
|
: _T2(_VSTD::forward<_T2>(__p.second())), __first_(_VSTD::move(__p.first())) {} |
2169 |
|
|
|
2170 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2171 |
|
|
__libcpp_compressed_pair_imp& operator=(__libcpp_compressed_pair_imp&& __p) |
2172 |
|
|
_NOEXCEPT_(is_nothrow_move_assignable<_T1>::value && |
2173 |
|
|
is_nothrow_move_assignable<_T2>::value) |
2174 |
|
|
{ |
2175 |
|
|
_T2::operator=(_VSTD::forward<_T2>(__p.second())); |
2176 |
|
|
__first_ = _VSTD::move(__p.first()); |
2177 |
|
|
return *this; |
2178 |
|
|
} |
2179 |
|
|
|
2180 |
laffer1 |
7452 |
#endif // defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2181 |
laffer1 |
7405 |
|
2182 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
2183 |
|
|
|
2184 |
|
|
template <class... _Args1, class... _Args2, size_t... _I1, size_t... _I2> |
2185 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2186 |
|
|
__libcpp_compressed_pair_imp(piecewise_construct_t __pc, |
2187 |
|
|
tuple<_Args1...> __first_args, |
2188 |
|
|
tuple<_Args2...> __second_args, |
2189 |
|
|
__tuple_indices<_I1...>, |
2190 |
|
|
__tuple_indices<_I2...>) |
2191 |
laffer1 |
7452 |
: _T2(_VSTD::forward<_Args2>(_VSTD::get<_I2>(__second_args))...), |
2192 |
|
|
__first_(_VSTD::forward<_Args1>(_VSTD::get<_I1>(__first_args))...) |
2193 |
laffer1 |
5071 |
|
2194 |
|
|
{} |
2195 |
|
|
|
2196 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
2197 |
|
|
|
2198 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_reference first() _NOEXCEPT {return __first_;} |
2199 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_const_reference first() const _NOEXCEPT {return __first_;} |
2200 |
|
|
|
2201 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_reference second() _NOEXCEPT {return *this;} |
2202 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_const_reference second() const _NOEXCEPT {return *this;} |
2203 |
|
|
|
2204 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(__libcpp_compressed_pair_imp& __x) |
2205 |
|
|
_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && |
2206 |
laffer1 |
7452 |
__is_nothrow_swappable<_T2>::value) |
2207 |
laffer1 |
5071 |
{ |
2208 |
|
|
using _VSTD::swap; |
2209 |
|
|
swap(__first_, __x.__first_); |
2210 |
|
|
} |
2211 |
|
|
}; |
2212 |
|
|
|
2213 |
|
|
template <class _T1, class _T2> |
2214 |
|
|
class __libcpp_compressed_pair_imp<_T1, _T2, 3> |
2215 |
|
|
: private _T1, |
2216 |
|
|
private _T2 |
2217 |
|
|
{ |
2218 |
|
|
public: |
2219 |
|
|
typedef _T1 _T1_param; |
2220 |
|
|
typedef _T2 _T2_param; |
2221 |
|
|
|
2222 |
|
|
typedef _T1& _T1_reference; |
2223 |
|
|
typedef _T2& _T2_reference; |
2224 |
|
|
|
2225 |
|
|
typedef const _T1& _T1_const_reference; |
2226 |
|
|
typedef const _T2& _T2_const_reference; |
2227 |
|
|
|
2228 |
|
|
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp() {} |
2229 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T1_param __t1) |
2230 |
|
|
: _T1(_VSTD::forward<_T1_param>(__t1)) {} |
2231 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit __libcpp_compressed_pair_imp(_T2_param __t2) |
2232 |
|
|
: _T2(_VSTD::forward<_T2_param>(__t2)) {} |
2233 |
|
|
_LIBCPP_INLINE_VISIBILITY __libcpp_compressed_pair_imp(_T1_param __t1, _T2_param __t2) |
2234 |
|
|
: _T1(_VSTD::forward<_T1_param>(__t1)), _T2(_VSTD::forward<_T2_param>(__t2)) {} |
2235 |
|
|
|
2236 |
laffer1 |
7452 |
#if defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2237 |
laffer1 |
5071 |
|
2238 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2239 |
|
|
__libcpp_compressed_pair_imp(const __libcpp_compressed_pair_imp& __p) |
2240 |
|
|
_NOEXCEPT_(is_nothrow_copy_constructible<_T1>::value && |
2241 |
|
|
is_nothrow_copy_constructible<_T2>::value) |
2242 |
|
|
: _T1(__p.first()), _T2(__p.second()) {} |
2243 |
|
|
|
2244 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2245 |
|
|
__libcpp_compressed_pair_imp& operator=(const __libcpp_compressed_pair_imp& __p) |
2246 |
|
|
_NOEXCEPT_(is_nothrow_copy_assignable<_T1>::value && |
2247 |
|
|
is_nothrow_copy_assignable<_T2>::value) |
2248 |
|
|
{ |
2249 |
|
|
_T1::operator=(__p.first()); |
2250 |
|
|
_T2::operator=(__p.second()); |
2251 |
|
|
return *this; |
2252 |
|
|
} |
2253 |
|
|
|
2254 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2255 |
|
|
__libcpp_compressed_pair_imp(__libcpp_compressed_pair_imp&& __p) |
2256 |
|
|
_NOEXCEPT_(is_nothrow_move_constructible<_T1>::value && |
2257 |
|
|
is_nothrow_move_constructible<_T2>::value) |
2258 |
|
|
: _T1(_VSTD::move(__p.first())), _T2(_VSTD::move(__p.second())) {} |
2259 |
|
|
|
2260 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2261 |
|
|
__libcpp_compressed_pair_imp& operator=(__libcpp_compressed_pair_imp&& __p) |
2262 |
|
|
_NOEXCEPT_(is_nothrow_move_assignable<_T1>::value && |
2263 |
|
|
is_nothrow_move_assignable<_T2>::value) |
2264 |
|
|
{ |
2265 |
|
|
_T1::operator=(_VSTD::move(__p.first())); |
2266 |
|
|
_T2::operator=(_VSTD::move(__p.second())); |
2267 |
|
|
return *this; |
2268 |
|
|
} |
2269 |
|
|
|
2270 |
laffer1 |
7452 |
#endif // defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2271 |
laffer1 |
7405 |
|
2272 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
2273 |
|
|
|
2274 |
|
|
template <class... _Args1, class... _Args2, size_t... _I1, size_t... _I2> |
2275 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2276 |
|
|
__libcpp_compressed_pair_imp(piecewise_construct_t __pc, |
2277 |
|
|
tuple<_Args1...> __first_args, |
2278 |
|
|
tuple<_Args2...> __second_args, |
2279 |
|
|
__tuple_indices<_I1...>, |
2280 |
|
|
__tuple_indices<_I2...>) |
2281 |
laffer1 |
7452 |
: _T1(_VSTD::forward<_Args1>(_VSTD::get<_I1>(__first_args))...), |
2282 |
|
|
_T2(_VSTD::forward<_Args2>(_VSTD::get<_I2>(__second_args))...) |
2283 |
laffer1 |
5071 |
{} |
2284 |
|
|
|
2285 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
2286 |
|
|
|
2287 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_reference first() _NOEXCEPT {return *this;} |
2288 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_const_reference first() const _NOEXCEPT {return *this;} |
2289 |
|
|
|
2290 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_reference second() _NOEXCEPT {return *this;} |
2291 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_const_reference second() const _NOEXCEPT {return *this;} |
2292 |
|
|
|
2293 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(__libcpp_compressed_pair_imp&) |
2294 |
|
|
_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && |
2295 |
laffer1 |
7452 |
__is_nothrow_swappable<_T2>::value) |
2296 |
laffer1 |
5071 |
{ |
2297 |
|
|
} |
2298 |
|
|
}; |
2299 |
|
|
|
2300 |
|
|
template <class _T1, class _T2> |
2301 |
|
|
class __compressed_pair |
2302 |
|
|
: private __libcpp_compressed_pair_imp<_T1, _T2> |
2303 |
|
|
{ |
2304 |
|
|
typedef __libcpp_compressed_pair_imp<_T1, _T2> base; |
2305 |
|
|
public: |
2306 |
|
|
typedef typename base::_T1_param _T1_param; |
2307 |
|
|
typedef typename base::_T2_param _T2_param; |
2308 |
|
|
|
2309 |
|
|
typedef typename base::_T1_reference _T1_reference; |
2310 |
|
|
typedef typename base::_T2_reference _T2_reference; |
2311 |
|
|
|
2312 |
|
|
typedef typename base::_T1_const_reference _T1_const_reference; |
2313 |
|
|
typedef typename base::_T2_const_reference _T2_const_reference; |
2314 |
|
|
|
2315 |
|
|
_LIBCPP_INLINE_VISIBILITY __compressed_pair() {} |
2316 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit __compressed_pair(_T1_param __t1) |
2317 |
|
|
: base(_VSTD::forward<_T1_param>(__t1)) {} |
2318 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit __compressed_pair(_T2_param __t2) |
2319 |
|
|
: base(_VSTD::forward<_T2_param>(__t2)) {} |
2320 |
|
|
_LIBCPP_INLINE_VISIBILITY __compressed_pair(_T1_param __t1, _T2_param __t2) |
2321 |
|
|
: base(_VSTD::forward<_T1_param>(__t1), _VSTD::forward<_T2_param>(__t2)) {} |
2322 |
|
|
|
2323 |
laffer1 |
7452 |
#if defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2324 |
laffer1 |
5071 |
|
2325 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2326 |
|
|
__compressed_pair(const __compressed_pair& __p) |
2327 |
|
|
_NOEXCEPT_(is_nothrow_copy_constructible<_T1>::value && |
2328 |
|
|
is_nothrow_copy_constructible<_T2>::value) |
2329 |
|
|
: base(__p) {} |
2330 |
|
|
|
2331 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2332 |
|
|
__compressed_pair& operator=(const __compressed_pair& __p) |
2333 |
|
|
_NOEXCEPT_(is_nothrow_copy_assignable<_T1>::value && |
2334 |
|
|
is_nothrow_copy_assignable<_T2>::value) |
2335 |
|
|
{ |
2336 |
|
|
base::operator=(__p); |
2337 |
|
|
return *this; |
2338 |
|
|
} |
2339 |
|
|
|
2340 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2341 |
|
|
__compressed_pair(__compressed_pair&& __p) |
2342 |
|
|
_NOEXCEPT_(is_nothrow_move_constructible<_T1>::value && |
2343 |
|
|
is_nothrow_move_constructible<_T2>::value) |
2344 |
|
|
: base(_VSTD::move(__p)) {} |
2345 |
|
|
|
2346 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2347 |
|
|
__compressed_pair& operator=(__compressed_pair&& __p) |
2348 |
|
|
_NOEXCEPT_(is_nothrow_move_assignable<_T1>::value && |
2349 |
|
|
is_nothrow_move_assignable<_T2>::value) |
2350 |
|
|
{ |
2351 |
|
|
base::operator=(_VSTD::move(__p)); |
2352 |
|
|
return *this; |
2353 |
|
|
} |
2354 |
|
|
|
2355 |
laffer1 |
7452 |
#endif // defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) |
2356 |
laffer1 |
7405 |
|
2357 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
2358 |
|
|
|
2359 |
|
|
template <class... _Args1, class... _Args2> |
2360 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2361 |
|
|
__compressed_pair(piecewise_construct_t __pc, tuple<_Args1...> __first_args, |
2362 |
|
|
tuple<_Args2...> __second_args) |
2363 |
|
|
: base(__pc, _VSTD::move(__first_args), _VSTD::move(__second_args), |
2364 |
|
|
typename __make_tuple_indices<sizeof...(_Args1)>::type(), |
2365 |
|
|
typename __make_tuple_indices<sizeof...(_Args2) >::type()) |
2366 |
|
|
{} |
2367 |
|
|
|
2368 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
2369 |
|
|
|
2370 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_reference first() _NOEXCEPT {return base::first();} |
2371 |
|
|
_LIBCPP_INLINE_VISIBILITY _T1_const_reference first() const _NOEXCEPT {return base::first();} |
2372 |
|
|
|
2373 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_reference second() _NOEXCEPT {return base::second();} |
2374 |
|
|
_LIBCPP_INLINE_VISIBILITY _T2_const_reference second() const _NOEXCEPT {return base::second();} |
2375 |
|
|
|
2376 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(__compressed_pair& __x) |
2377 |
|
|
_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && |
2378 |
laffer1 |
7452 |
__is_nothrow_swappable<_T2>::value) |
2379 |
laffer1 |
5071 |
{base::swap(__x);} |
2380 |
|
|
}; |
2381 |
|
|
|
2382 |
|
|
template <class _T1, class _T2> |
2383 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2384 |
|
|
void |
2385 |
|
|
swap(__compressed_pair<_T1, _T2>& __x, __compressed_pair<_T1, _T2>& __y) |
2386 |
|
|
_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && |
2387 |
laffer1 |
7452 |
__is_nothrow_swappable<_T2>::value) |
2388 |
laffer1 |
5071 |
{__x.swap(__y);} |
2389 |
|
|
|
2390 |
|
|
// __same_or_less_cv_qualified |
2391 |
|
|
|
2392 |
|
|
template <class _Ptr1, class _Ptr2, |
2393 |
|
|
bool = is_same<typename remove_cv<typename pointer_traits<_Ptr1>::element_type>::type, |
2394 |
|
|
typename remove_cv<typename pointer_traits<_Ptr2>::element_type>::type |
2395 |
|
|
>::value |
2396 |
|
|
> |
2397 |
|
|
struct __same_or_less_cv_qualified_imp |
2398 |
|
|
: is_convertible<_Ptr1, _Ptr2> {}; |
2399 |
|
|
|
2400 |
|
|
template <class _Ptr1, class _Ptr2> |
2401 |
|
|
struct __same_or_less_cv_qualified_imp<_Ptr1, _Ptr2, false> |
2402 |
|
|
: false_type {}; |
2403 |
|
|
|
2404 |
laffer1 |
7452 |
template <class _Ptr1, class _Ptr2, bool = is_pointer<_Ptr1>::value || |
2405 |
|
|
is_same<_Ptr1, _Ptr2>::value || |
2406 |
|
|
__has_element_type<_Ptr1>::value> |
2407 |
laffer1 |
5071 |
struct __same_or_less_cv_qualified |
2408 |
|
|
: __same_or_less_cv_qualified_imp<_Ptr1, _Ptr2> {}; |
2409 |
|
|
|
2410 |
|
|
template <class _Ptr1, class _Ptr2> |
2411 |
laffer1 |
7452 |
struct __same_or_less_cv_qualified<_Ptr1, _Ptr2, false> |
2412 |
laffer1 |
5071 |
: false_type {}; |
2413 |
|
|
|
2414 |
|
|
// default_delete |
2415 |
|
|
|
2416 |
|
|
template <class _Tp> |
2417 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY default_delete |
2418 |
laffer1 |
5071 |
{ |
2419 |
laffer1 |
7405 |
#ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
2420 |
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR default_delete() _NOEXCEPT = default; |
2421 |
|
|
#else |
2422 |
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR default_delete() _NOEXCEPT {} |
2423 |
|
|
#endif |
2424 |
laffer1 |
5071 |
template <class _Up> |
2425 |
|
|
_LIBCPP_INLINE_VISIBILITY default_delete(const default_delete<_Up>&, |
2426 |
|
|
typename enable_if<is_convertible<_Up*, _Tp*>::value>::type* = 0) _NOEXCEPT {} |
2427 |
|
|
_LIBCPP_INLINE_VISIBILITY void operator() (_Tp* __ptr) const _NOEXCEPT |
2428 |
|
|
{ |
2429 |
|
|
static_assert(sizeof(_Tp) > 0, "default_delete can not delete incomplete type"); |
2430 |
laffer1 |
7405 |
static_assert(!is_void<_Tp>::value, "default_delete can not delete incomplete type"); |
2431 |
laffer1 |
5071 |
delete __ptr; |
2432 |
|
|
} |
2433 |
|
|
}; |
2434 |
|
|
|
2435 |
|
|
template <class _Tp> |
2436 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY default_delete<_Tp[]> |
2437 |
laffer1 |
5071 |
{ |
2438 |
|
|
public: |
2439 |
laffer1 |
7405 |
#ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
2440 |
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR default_delete() _NOEXCEPT = default; |
2441 |
|
|
#else |
2442 |
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR default_delete() _NOEXCEPT {} |
2443 |
|
|
#endif |
2444 |
laffer1 |
5071 |
template <class _Up> |
2445 |
|
|
_LIBCPP_INLINE_VISIBILITY default_delete(const default_delete<_Up[]>&, |
2446 |
|
|
typename enable_if<__same_or_less_cv_qualified<_Up*, _Tp*>::value>::type* = 0) _NOEXCEPT {} |
2447 |
|
|
template <class _Up> |
2448 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2449 |
|
|
void operator() (_Up* __ptr, |
2450 |
|
|
typename enable_if<__same_or_less_cv_qualified<_Up*, _Tp*>::value>::type* = 0) const _NOEXCEPT |
2451 |
|
|
{ |
2452 |
|
|
static_assert(sizeof(_Tp) > 0, "default_delete can not delete incomplete type"); |
2453 |
laffer1 |
7405 |
static_assert(!is_void<_Tp>::value, "default_delete can not delete incomplete type"); |
2454 |
laffer1 |
5071 |
delete [] __ptr; |
2455 |
|
|
} |
2456 |
|
|
}; |
2457 |
|
|
|
2458 |
|
|
template <class _Tp, class _Dp = default_delete<_Tp> > |
2459 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY unique_ptr |
2460 |
laffer1 |
5071 |
{ |
2461 |
|
|
public: |
2462 |
|
|
typedef _Tp element_type; |
2463 |
|
|
typedef _Dp deleter_type; |
2464 |
|
|
typedef typename __pointer_type<_Tp, deleter_type>::type pointer; |
2465 |
|
|
private: |
2466 |
|
|
__compressed_pair<pointer, deleter_type> __ptr_; |
2467 |
|
|
|
2468 |
|
|
#ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2469 |
|
|
unique_ptr(unique_ptr&); |
2470 |
|
|
template <class _Up, class _Ep> |
2471 |
|
|
unique_ptr(unique_ptr<_Up, _Ep>&); |
2472 |
|
|
unique_ptr& operator=(unique_ptr&); |
2473 |
|
|
template <class _Up, class _Ep> |
2474 |
|
|
unique_ptr& operator=(unique_ptr<_Up, _Ep>&); |
2475 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2476 |
|
|
|
2477 |
|
|
struct __nat {int __for_bool_;}; |
2478 |
|
|
|
2479 |
|
|
typedef typename remove_reference<deleter_type>::type& _Dp_reference; |
2480 |
|
|
typedef const typename remove_reference<deleter_type>::type& _Dp_const_reference; |
2481 |
|
|
public: |
2482 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR unique_ptr() _NOEXCEPT |
2483 |
laffer1 |
5071 |
: __ptr_(pointer()) |
2484 |
|
|
{ |
2485 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2486 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2487 |
|
|
} |
2488 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR unique_ptr(nullptr_t) _NOEXCEPT |
2489 |
laffer1 |
5071 |
: __ptr_(pointer()) |
2490 |
|
|
{ |
2491 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2492 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2493 |
|
|
} |
2494 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit unique_ptr(pointer __p) _NOEXCEPT |
2495 |
|
|
: __ptr_(_VSTD::move(__p)) |
2496 |
|
|
{ |
2497 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2498 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2499 |
|
|
} |
2500 |
|
|
|
2501 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2502 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(pointer __p, typename conditional< |
2503 |
|
|
is_reference<deleter_type>::value, |
2504 |
|
|
deleter_type, |
2505 |
|
|
typename add_lvalue_reference<const deleter_type>::type>::type __d) |
2506 |
|
|
_NOEXCEPT |
2507 |
|
|
: __ptr_(__p, __d) {} |
2508 |
|
|
|
2509 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(pointer __p, typename remove_reference<deleter_type>::type&& __d) |
2510 |
|
|
_NOEXCEPT |
2511 |
|
|
: __ptr_(__p, _VSTD::move(__d)) |
2512 |
|
|
{ |
2513 |
|
|
static_assert(!is_reference<deleter_type>::value, "rvalue deleter bound to reference"); |
2514 |
|
|
} |
2515 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(unique_ptr&& __u) _NOEXCEPT |
2516 |
|
|
: __ptr_(__u.release(), _VSTD::forward<deleter_type>(__u.get_deleter())) {} |
2517 |
|
|
template <class _Up, class _Ep> |
2518 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2519 |
|
|
unique_ptr(unique_ptr<_Up, _Ep>&& __u, |
2520 |
|
|
typename enable_if |
2521 |
|
|
< |
2522 |
|
|
!is_array<_Up>::value && |
2523 |
|
|
is_convertible<typename unique_ptr<_Up, _Ep>::pointer, pointer>::value && |
2524 |
|
|
is_convertible<_Ep, deleter_type>::value && |
2525 |
|
|
( |
2526 |
|
|
!is_reference<deleter_type>::value || |
2527 |
|
|
is_same<deleter_type, _Ep>::value |
2528 |
|
|
), |
2529 |
|
|
__nat |
2530 |
|
|
>::type = __nat()) _NOEXCEPT |
2531 |
|
|
: __ptr_(__u.release(), _VSTD::forward<_Ep>(__u.get_deleter())) {} |
2532 |
|
|
|
2533 |
|
|
template <class _Up> |
2534 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(auto_ptr<_Up>&& __p, |
2535 |
|
|
typename enable_if< |
2536 |
|
|
is_convertible<_Up*, _Tp*>::value && |
2537 |
|
|
is_same<_Dp, default_delete<_Tp> >::value, |
2538 |
|
|
__nat |
2539 |
|
|
>::type = __nat()) _NOEXCEPT |
2540 |
|
|
: __ptr_(__p.release()) |
2541 |
|
|
{ |
2542 |
|
|
} |
2543 |
|
|
|
2544 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(unique_ptr&& __u) _NOEXCEPT |
2545 |
|
|
{ |
2546 |
|
|
reset(__u.release()); |
2547 |
|
|
__ptr_.second() = _VSTD::forward<deleter_type>(__u.get_deleter()); |
2548 |
|
|
return *this; |
2549 |
|
|
} |
2550 |
|
|
|
2551 |
|
|
template <class _Up, class _Ep> |
2552 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2553 |
|
|
typename enable_if |
2554 |
|
|
< |
2555 |
|
|
!is_array<_Up>::value && |
2556 |
|
|
is_convertible<typename unique_ptr<_Up, _Ep>::pointer, pointer>::value && |
2557 |
|
|
is_assignable<deleter_type&, _Ep&&>::value, |
2558 |
|
|
unique_ptr& |
2559 |
|
|
>::type |
2560 |
|
|
operator=(unique_ptr<_Up, _Ep>&& __u) _NOEXCEPT |
2561 |
|
|
{ |
2562 |
|
|
reset(__u.release()); |
2563 |
|
|
__ptr_.second() = _VSTD::forward<_Ep>(__u.get_deleter()); |
2564 |
|
|
return *this; |
2565 |
|
|
} |
2566 |
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2567 |
|
|
|
2568 |
|
|
_LIBCPP_INLINE_VISIBILITY operator __rv<unique_ptr>() |
2569 |
|
|
{ |
2570 |
|
|
return __rv<unique_ptr>(*this); |
2571 |
|
|
} |
2572 |
|
|
|
2573 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(__rv<unique_ptr> __u) |
2574 |
|
|
: __ptr_(__u->release(), _VSTD::forward<deleter_type>(__u->get_deleter())) {} |
2575 |
|
|
|
2576 |
|
|
template <class _Up, class _Ep> |
2577 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(unique_ptr<_Up, _Ep> __u) |
2578 |
|
|
{ |
2579 |
|
|
reset(__u.release()); |
2580 |
|
|
__ptr_.second() = _VSTD::forward<deleter_type>(__u.get_deleter()); |
2581 |
|
|
return *this; |
2582 |
|
|
} |
2583 |
|
|
|
2584 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(pointer __p, deleter_type __d) |
2585 |
|
|
: __ptr_(_VSTD::move(__p), _VSTD::move(__d)) {} |
2586 |
|
|
|
2587 |
|
|
template <class _Up> |
2588 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2589 |
|
|
typename enable_if< |
2590 |
|
|
is_convertible<_Up*, _Tp*>::value && |
2591 |
|
|
is_same<_Dp, default_delete<_Tp> >::value, |
2592 |
|
|
unique_ptr& |
2593 |
|
|
>::type |
2594 |
|
|
operator=(auto_ptr<_Up> __p) |
2595 |
|
|
{reset(__p.release()); return *this;} |
2596 |
|
|
|
2597 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2598 |
|
|
_LIBCPP_INLINE_VISIBILITY ~unique_ptr() {reset();} |
2599 |
|
|
|
2600 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(nullptr_t) _NOEXCEPT |
2601 |
|
|
{ |
2602 |
|
|
reset(); |
2603 |
|
|
return *this; |
2604 |
|
|
} |
2605 |
|
|
|
2606 |
|
|
_LIBCPP_INLINE_VISIBILITY typename add_lvalue_reference<_Tp>::type operator*() const |
2607 |
|
|
{return *__ptr_.first();} |
2608 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer operator->() const _NOEXCEPT {return __ptr_.first();} |
2609 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer get() const _NOEXCEPT {return __ptr_.first();} |
2610 |
|
|
_LIBCPP_INLINE_VISIBILITY _Dp_reference get_deleter() _NOEXCEPT |
2611 |
|
|
{return __ptr_.second();} |
2612 |
|
|
_LIBCPP_INLINE_VISIBILITY _Dp_const_reference get_deleter() const _NOEXCEPT |
2613 |
|
|
{return __ptr_.second();} |
2614 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2615 |
|
|
_LIBCPP_EXPLICIT operator bool() const _NOEXCEPT |
2616 |
|
|
{return __ptr_.first() != nullptr;} |
2617 |
|
|
|
2618 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer release() _NOEXCEPT |
2619 |
|
|
{ |
2620 |
|
|
pointer __t = __ptr_.first(); |
2621 |
|
|
__ptr_.first() = pointer(); |
2622 |
|
|
return __t; |
2623 |
|
|
} |
2624 |
|
|
|
2625 |
|
|
_LIBCPP_INLINE_VISIBILITY void reset(pointer __p = pointer()) _NOEXCEPT |
2626 |
|
|
{ |
2627 |
|
|
pointer __tmp = __ptr_.first(); |
2628 |
|
|
__ptr_.first() = __p; |
2629 |
|
|
if (__tmp) |
2630 |
|
|
__ptr_.second()(__tmp); |
2631 |
|
|
} |
2632 |
|
|
|
2633 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(unique_ptr& __u) _NOEXCEPT |
2634 |
|
|
{__ptr_.swap(__u.__ptr_);} |
2635 |
|
|
}; |
2636 |
|
|
|
2637 |
|
|
template <class _Tp, class _Dp> |
2638 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY unique_ptr<_Tp[], _Dp> |
2639 |
laffer1 |
5071 |
{ |
2640 |
|
|
public: |
2641 |
|
|
typedef _Tp element_type; |
2642 |
|
|
typedef _Dp deleter_type; |
2643 |
|
|
typedef typename __pointer_type<_Tp, deleter_type>::type pointer; |
2644 |
|
|
private: |
2645 |
|
|
__compressed_pair<pointer, deleter_type> __ptr_; |
2646 |
|
|
|
2647 |
|
|
#ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2648 |
|
|
unique_ptr(unique_ptr&); |
2649 |
|
|
template <class _Up> |
2650 |
|
|
unique_ptr(unique_ptr<_Up>&); |
2651 |
|
|
unique_ptr& operator=(unique_ptr&); |
2652 |
|
|
template <class _Up> |
2653 |
|
|
unique_ptr& operator=(unique_ptr<_Up>&); |
2654 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2655 |
|
|
|
2656 |
|
|
struct __nat {int __for_bool_;}; |
2657 |
|
|
|
2658 |
|
|
typedef typename remove_reference<deleter_type>::type& _Dp_reference; |
2659 |
|
|
typedef const typename remove_reference<deleter_type>::type& _Dp_const_reference; |
2660 |
|
|
public: |
2661 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR unique_ptr() _NOEXCEPT |
2662 |
laffer1 |
5071 |
: __ptr_(pointer()) |
2663 |
|
|
{ |
2664 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2665 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2666 |
|
|
} |
2667 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR unique_ptr(nullptr_t) _NOEXCEPT |
2668 |
laffer1 |
5071 |
: __ptr_(pointer()) |
2669 |
|
|
{ |
2670 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2671 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2672 |
|
|
} |
2673 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2674 |
laffer1 |
7452 |
template <class _Pp> |
2675 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit unique_ptr(_Pp __p, |
2676 |
|
|
typename enable_if<__same_or_less_cv_qualified<_Pp, pointer>::value, __nat>::type = __nat()) _NOEXCEPT |
2677 |
laffer1 |
5071 |
: __ptr_(__p) |
2678 |
|
|
{ |
2679 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2680 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2681 |
|
|
} |
2682 |
|
|
|
2683 |
laffer1 |
7452 |
template <class _Pp> |
2684 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY unique_ptr(_Pp __p, typename conditional< |
2685 |
|
|
is_reference<deleter_type>::value, |
2686 |
|
|
deleter_type, |
2687 |
laffer1 |
7452 |
typename add_lvalue_reference<const deleter_type>::type>::type __d, |
2688 |
|
|
typename enable_if<__same_or_less_cv_qualified<_Pp, pointer>::value, __nat>::type = __nat()) |
2689 |
laffer1 |
5071 |
_NOEXCEPT |
2690 |
|
|
: __ptr_(__p, __d) {} |
2691 |
|
|
|
2692 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(nullptr_t, typename conditional< |
2693 |
|
|
is_reference<deleter_type>::value, |
2694 |
|
|
deleter_type, |
2695 |
|
|
typename add_lvalue_reference<const deleter_type>::type>::type __d) |
2696 |
|
|
_NOEXCEPT |
2697 |
|
|
: __ptr_(pointer(), __d) {} |
2698 |
|
|
|
2699 |
laffer1 |
7452 |
template <class _Pp> |
2700 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(_Pp __p, |
2701 |
|
|
typename remove_reference<deleter_type>::type&& __d, |
2702 |
|
|
typename enable_if<__same_or_less_cv_qualified<_Pp, pointer>::value, __nat>::type = __nat()) |
2703 |
laffer1 |
5071 |
_NOEXCEPT |
2704 |
|
|
: __ptr_(__p, _VSTD::move(__d)) |
2705 |
|
|
{ |
2706 |
|
|
static_assert(!is_reference<deleter_type>::value, "rvalue deleter bound to reference"); |
2707 |
|
|
} |
2708 |
|
|
|
2709 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(nullptr_t, typename remove_reference<deleter_type>::type&& __d) |
2710 |
|
|
_NOEXCEPT |
2711 |
|
|
: __ptr_(pointer(), _VSTD::move(__d)) |
2712 |
|
|
{ |
2713 |
|
|
static_assert(!is_reference<deleter_type>::value, "rvalue deleter bound to reference"); |
2714 |
|
|
} |
2715 |
|
|
|
2716 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(unique_ptr&& __u) _NOEXCEPT |
2717 |
|
|
: __ptr_(__u.release(), _VSTD::forward<deleter_type>(__u.get_deleter())) {} |
2718 |
|
|
|
2719 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(unique_ptr&& __u) _NOEXCEPT |
2720 |
|
|
{ |
2721 |
|
|
reset(__u.release()); |
2722 |
|
|
__ptr_.second() = _VSTD::forward<deleter_type>(__u.get_deleter()); |
2723 |
|
|
return *this; |
2724 |
|
|
} |
2725 |
|
|
|
2726 |
|
|
template <class _Up, class _Ep> |
2727 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2728 |
|
|
unique_ptr(unique_ptr<_Up, _Ep>&& __u, |
2729 |
|
|
typename enable_if |
2730 |
|
|
< |
2731 |
|
|
is_array<_Up>::value && |
2732 |
|
|
__same_or_less_cv_qualified<typename unique_ptr<_Up, _Ep>::pointer, pointer>::value |
2733 |
|
|
&& is_convertible<_Ep, deleter_type>::value && |
2734 |
|
|
( |
2735 |
|
|
!is_reference<deleter_type>::value || |
2736 |
|
|
is_same<deleter_type, _Ep>::value |
2737 |
|
|
), |
2738 |
|
|
__nat |
2739 |
|
|
>::type = __nat() |
2740 |
|
|
) _NOEXCEPT |
2741 |
|
|
: __ptr_(__u.release(), _VSTD::forward<deleter_type>(__u.get_deleter())) {} |
2742 |
|
|
|
2743 |
|
|
|
2744 |
|
|
template <class _Up, class _Ep> |
2745 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2746 |
|
|
typename enable_if |
2747 |
|
|
< |
2748 |
|
|
is_array<_Up>::value && |
2749 |
|
|
__same_or_less_cv_qualified<typename unique_ptr<_Up, _Ep>::pointer, pointer>::value && |
2750 |
|
|
is_assignable<deleter_type&, _Ep&&>::value, |
2751 |
|
|
unique_ptr& |
2752 |
|
|
>::type |
2753 |
|
|
operator=(unique_ptr<_Up, _Ep>&& __u) _NOEXCEPT |
2754 |
|
|
{ |
2755 |
|
|
reset(__u.release()); |
2756 |
|
|
__ptr_.second() = _VSTD::forward<_Ep>(__u.get_deleter()); |
2757 |
|
|
return *this; |
2758 |
|
|
} |
2759 |
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2760 |
|
|
|
2761 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit unique_ptr(pointer __p) |
2762 |
|
|
: __ptr_(__p) |
2763 |
|
|
{ |
2764 |
|
|
static_assert(!is_pointer<deleter_type>::value, |
2765 |
|
|
"unique_ptr constructed with null function pointer deleter"); |
2766 |
|
|
} |
2767 |
|
|
|
2768 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(pointer __p, deleter_type __d) |
2769 |
|
|
: __ptr_(__p, _VSTD::forward<deleter_type>(__d)) {} |
2770 |
|
|
|
2771 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(nullptr_t, deleter_type __d) |
2772 |
|
|
: __ptr_(pointer(), _VSTD::forward<deleter_type>(__d)) {} |
2773 |
|
|
|
2774 |
|
|
_LIBCPP_INLINE_VISIBILITY operator __rv<unique_ptr>() |
2775 |
|
|
{ |
2776 |
|
|
return __rv<unique_ptr>(*this); |
2777 |
|
|
} |
2778 |
|
|
|
2779 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr(__rv<unique_ptr> __u) |
2780 |
|
|
: __ptr_(__u->release(), _VSTD::forward<deleter_type>(__u->get_deleter())) {} |
2781 |
|
|
|
2782 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(__rv<unique_ptr> __u) |
2783 |
|
|
{ |
2784 |
|
|
reset(__u->release()); |
2785 |
|
|
__ptr_.second() = _VSTD::forward<deleter_type>(__u->get_deleter()); |
2786 |
|
|
return *this; |
2787 |
|
|
} |
2788 |
|
|
|
2789 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2790 |
|
|
_LIBCPP_INLINE_VISIBILITY ~unique_ptr() {reset();} |
2791 |
|
|
|
2792 |
|
|
_LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(nullptr_t) _NOEXCEPT |
2793 |
|
|
{ |
2794 |
|
|
reset(); |
2795 |
|
|
return *this; |
2796 |
|
|
} |
2797 |
|
|
|
2798 |
|
|
_LIBCPP_INLINE_VISIBILITY typename add_lvalue_reference<_Tp>::type operator[](size_t __i) const |
2799 |
|
|
{return __ptr_.first()[__i];} |
2800 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer get() const _NOEXCEPT {return __ptr_.first();} |
2801 |
|
|
_LIBCPP_INLINE_VISIBILITY _Dp_reference get_deleter() _NOEXCEPT |
2802 |
|
|
{return __ptr_.second();} |
2803 |
|
|
_LIBCPP_INLINE_VISIBILITY _Dp_const_reference get_deleter() const _NOEXCEPT |
2804 |
|
|
{return __ptr_.second();} |
2805 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2806 |
|
|
_LIBCPP_EXPLICIT operator bool() const _NOEXCEPT |
2807 |
|
|
{return __ptr_.first() != nullptr;} |
2808 |
|
|
|
2809 |
|
|
_LIBCPP_INLINE_VISIBILITY pointer release() _NOEXCEPT |
2810 |
|
|
{ |
2811 |
|
|
pointer __t = __ptr_.first(); |
2812 |
|
|
__ptr_.first() = pointer(); |
2813 |
|
|
return __t; |
2814 |
|
|
} |
2815 |
|
|
|
2816 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2817 |
laffer1 |
7452 |
template <class _Pp> |
2818 |
|
|
_LIBCPP_INLINE_VISIBILITY |
2819 |
|
|
typename enable_if<__same_or_less_cv_qualified<_Pp, pointer>::value, void>::type |
2820 |
|
|
reset(_Pp __p) _NOEXCEPT |
2821 |
laffer1 |
5071 |
{ |
2822 |
|
|
pointer __tmp = __ptr_.first(); |
2823 |
|
|
__ptr_.first() = __p; |
2824 |
|
|
if (__tmp) |
2825 |
|
|
__ptr_.second()(__tmp); |
2826 |
|
|
} |
2827 |
|
|
_LIBCPP_INLINE_VISIBILITY void reset(nullptr_t) _NOEXCEPT |
2828 |
|
|
{ |
2829 |
|
|
pointer __tmp = __ptr_.first(); |
2830 |
|
|
__ptr_.first() = nullptr; |
2831 |
|
|
if (__tmp) |
2832 |
|
|
__ptr_.second()(__tmp); |
2833 |
|
|
} |
2834 |
|
|
_LIBCPP_INLINE_VISIBILITY void reset() _NOEXCEPT |
2835 |
|
|
{ |
2836 |
|
|
pointer __tmp = __ptr_.first(); |
2837 |
|
|
__ptr_.first() = nullptr; |
2838 |
|
|
if (__tmp) |
2839 |
|
|
__ptr_.second()(__tmp); |
2840 |
|
|
} |
2841 |
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2842 |
|
|
_LIBCPP_INLINE_VISIBILITY void reset(pointer __p = pointer()) |
2843 |
|
|
{ |
2844 |
|
|
pointer __tmp = __ptr_.first(); |
2845 |
|
|
__ptr_.first() = __p; |
2846 |
|
|
if (__tmp) |
2847 |
|
|
__ptr_.second()(__tmp); |
2848 |
|
|
} |
2849 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2850 |
|
|
|
2851 |
|
|
_LIBCPP_INLINE_VISIBILITY void swap(unique_ptr& __u) {__ptr_.swap(__u.__ptr_);} |
2852 |
|
|
private: |
2853 |
|
|
|
2854 |
|
|
#ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2855 |
|
|
template <class _Up> |
2856 |
|
|
explicit unique_ptr(_Up); |
2857 |
|
|
template <class _Up> |
2858 |
|
|
unique_ptr(_Up __u, |
2859 |
|
|
typename conditional< |
2860 |
|
|
is_reference<deleter_type>::value, |
2861 |
|
|
deleter_type, |
2862 |
|
|
typename add_lvalue_reference<const deleter_type>::type>::type, |
2863 |
|
|
typename enable_if |
2864 |
|
|
< |
2865 |
|
|
is_convertible<_Up, pointer>::value, |
2866 |
|
|
__nat |
2867 |
|
|
>::type = __nat()); |
2868 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2869 |
|
|
}; |
2870 |
|
|
|
2871 |
|
|
template <class _Tp, class _Dp> |
2872 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2873 |
|
|
void |
2874 |
|
|
swap(unique_ptr<_Tp, _Dp>& __x, unique_ptr<_Tp, _Dp>& __y) _NOEXCEPT {__x.swap(__y);} |
2875 |
|
|
|
2876 |
|
|
template <class _T1, class _D1, class _T2, class _D2> |
2877 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2878 |
|
|
bool |
2879 |
|
|
operator==(const unique_ptr<_T1, _D1>& __x, const unique_ptr<_T2, _D2>& __y) {return __x.get() == __y.get();} |
2880 |
|
|
|
2881 |
|
|
template <class _T1, class _D1, class _T2, class _D2> |
2882 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2883 |
|
|
bool |
2884 |
|
|
operator!=(const unique_ptr<_T1, _D1>& __x, const unique_ptr<_T2, _D2>& __y) {return !(__x == __y);} |
2885 |
|
|
|
2886 |
|
|
template <class _T1, class _D1, class _T2, class _D2> |
2887 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2888 |
|
|
bool |
2889 |
|
|
operator< (const unique_ptr<_T1, _D1>& __x, const unique_ptr<_T2, _D2>& __y) |
2890 |
|
|
{ |
2891 |
|
|
typedef typename unique_ptr<_T1, _D1>::pointer _P1; |
2892 |
|
|
typedef typename unique_ptr<_T2, _D2>::pointer _P2; |
2893 |
|
|
typedef typename common_type<_P1, _P2>::type _V; |
2894 |
|
|
return less<_V>()(__x.get(), __y.get()); |
2895 |
|
|
} |
2896 |
|
|
|
2897 |
|
|
template <class _T1, class _D1, class _T2, class _D2> |
2898 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2899 |
|
|
bool |
2900 |
|
|
operator> (const unique_ptr<_T1, _D1>& __x, const unique_ptr<_T2, _D2>& __y) {return __y < __x;} |
2901 |
|
|
|
2902 |
|
|
template <class _T1, class _D1, class _T2, class _D2> |
2903 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2904 |
|
|
bool |
2905 |
|
|
operator<=(const unique_ptr<_T1, _D1>& __x, const unique_ptr<_T2, _D2>& __y) {return !(__y < __x);} |
2906 |
|
|
|
2907 |
|
|
template <class _T1, class _D1, class _T2, class _D2> |
2908 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2909 |
|
|
bool |
2910 |
|
|
operator>=(const unique_ptr<_T1, _D1>& __x, const unique_ptr<_T2, _D2>& __y) {return !(__x < __y);} |
2911 |
|
|
|
2912 |
|
|
template <class _T1, class _D1> |
2913 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2914 |
|
|
bool |
2915 |
laffer1 |
7405 |
operator==(const unique_ptr<_T1, _D1>& __x, nullptr_t) _NOEXCEPT |
2916 |
laffer1 |
5071 |
{ |
2917 |
|
|
return !__x; |
2918 |
|
|
} |
2919 |
|
|
|
2920 |
|
|
template <class _T1, class _D1> |
2921 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2922 |
|
|
bool |
2923 |
laffer1 |
7405 |
operator==(nullptr_t, const unique_ptr<_T1, _D1>& __x) _NOEXCEPT |
2924 |
laffer1 |
5071 |
{ |
2925 |
|
|
return !__x; |
2926 |
|
|
} |
2927 |
|
|
|
2928 |
|
|
template <class _T1, class _D1> |
2929 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2930 |
|
|
bool |
2931 |
laffer1 |
7405 |
operator!=(const unique_ptr<_T1, _D1>& __x, nullptr_t) _NOEXCEPT |
2932 |
laffer1 |
5071 |
{ |
2933 |
|
|
return static_cast<bool>(__x); |
2934 |
|
|
} |
2935 |
|
|
|
2936 |
|
|
template <class _T1, class _D1> |
2937 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2938 |
|
|
bool |
2939 |
laffer1 |
7405 |
operator!=(nullptr_t, const unique_ptr<_T1, _D1>& __x) _NOEXCEPT |
2940 |
laffer1 |
5071 |
{ |
2941 |
|
|
return static_cast<bool>(__x); |
2942 |
|
|
} |
2943 |
|
|
|
2944 |
|
|
template <class _T1, class _D1> |
2945 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2946 |
|
|
bool |
2947 |
|
|
operator<(const unique_ptr<_T1, _D1>& __x, nullptr_t) |
2948 |
|
|
{ |
2949 |
|
|
typedef typename unique_ptr<_T1, _D1>::pointer _P1; |
2950 |
|
|
return less<_P1>()(__x.get(), nullptr); |
2951 |
|
|
} |
2952 |
|
|
|
2953 |
|
|
template <class _T1, class _D1> |
2954 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2955 |
|
|
bool |
2956 |
|
|
operator<(nullptr_t, const unique_ptr<_T1, _D1>& __x) |
2957 |
|
|
{ |
2958 |
|
|
typedef typename unique_ptr<_T1, _D1>::pointer _P1; |
2959 |
|
|
return less<_P1>()(nullptr, __x.get()); |
2960 |
|
|
} |
2961 |
|
|
|
2962 |
|
|
template <class _T1, class _D1> |
2963 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2964 |
|
|
bool |
2965 |
|
|
operator>(const unique_ptr<_T1, _D1>& __x, nullptr_t) |
2966 |
|
|
{ |
2967 |
|
|
return nullptr < __x; |
2968 |
|
|
} |
2969 |
|
|
|
2970 |
|
|
template <class _T1, class _D1> |
2971 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2972 |
|
|
bool |
2973 |
|
|
operator>(nullptr_t, const unique_ptr<_T1, _D1>& __x) |
2974 |
|
|
{ |
2975 |
|
|
return __x < nullptr; |
2976 |
|
|
} |
2977 |
|
|
|
2978 |
|
|
template <class _T1, class _D1> |
2979 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2980 |
|
|
bool |
2981 |
|
|
operator<=(const unique_ptr<_T1, _D1>& __x, nullptr_t) |
2982 |
|
|
{ |
2983 |
|
|
return !(nullptr < __x); |
2984 |
|
|
} |
2985 |
|
|
|
2986 |
|
|
template <class _T1, class _D1> |
2987 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2988 |
|
|
bool |
2989 |
|
|
operator<=(nullptr_t, const unique_ptr<_T1, _D1>& __x) |
2990 |
|
|
{ |
2991 |
|
|
return !(__x < nullptr); |
2992 |
|
|
} |
2993 |
|
|
|
2994 |
|
|
template <class _T1, class _D1> |
2995 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
2996 |
|
|
bool |
2997 |
|
|
operator>=(const unique_ptr<_T1, _D1>& __x, nullptr_t) |
2998 |
|
|
{ |
2999 |
|
|
return !(__x < nullptr); |
3000 |
|
|
} |
3001 |
|
|
|
3002 |
|
|
template <class _T1, class _D1> |
3003 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
3004 |
|
|
bool |
3005 |
|
|
operator>=(nullptr_t, const unique_ptr<_T1, _D1>& __x) |
3006 |
|
|
{ |
3007 |
|
|
return !(nullptr < __x); |
3008 |
|
|
} |
3009 |
|
|
|
3010 |
|
|
#ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3011 |
|
|
|
3012 |
|
|
template <class _Tp, class _Dp> |
3013 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
3014 |
|
|
unique_ptr<_Tp, _Dp> |
3015 |
|
|
move(unique_ptr<_Tp, _Dp>& __t) |
3016 |
|
|
{ |
3017 |
|
|
return unique_ptr<_Tp, _Dp>(__rv<unique_ptr<_Tp, _Dp> >(__t)); |
3018 |
|
|
} |
3019 |
|
|
|
3020 |
|
|
#endif |
3021 |
|
|
|
3022 |
laffer1 |
7405 |
#if _LIBCPP_STD_VER > 11 |
3023 |
|
|
|
3024 |
|
|
template<class _Tp> |
3025 |
|
|
struct __unique_if |
3026 |
|
|
{ |
3027 |
|
|
typedef unique_ptr<_Tp> __unique_single; |
3028 |
|
|
}; |
3029 |
|
|
|
3030 |
|
|
template<class _Tp> |
3031 |
|
|
struct __unique_if<_Tp[]> |
3032 |
|
|
{ |
3033 |
|
|
typedef unique_ptr<_Tp[]> __unique_array_unknown_bound; |
3034 |
|
|
}; |
3035 |
|
|
|
3036 |
|
|
template<class _Tp, size_t _Np> |
3037 |
|
|
struct __unique_if<_Tp[_Np]> |
3038 |
|
|
{ |
3039 |
|
|
typedef void __unique_array_known_bound; |
3040 |
|
|
}; |
3041 |
|
|
|
3042 |
|
|
template<class _Tp, class... _Args> |
3043 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
3044 |
|
|
typename __unique_if<_Tp>::__unique_single |
3045 |
|
|
make_unique(_Args&&... __args) |
3046 |
|
|
{ |
3047 |
|
|
return unique_ptr<_Tp>(new _Tp(_VSTD::forward<_Args>(__args)...)); |
3048 |
|
|
} |
3049 |
|
|
|
3050 |
|
|
template<class _Tp> |
3051 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
3052 |
|
|
typename __unique_if<_Tp>::__unique_array_unknown_bound |
3053 |
|
|
make_unique(size_t __n) |
3054 |
|
|
{ |
3055 |
|
|
typedef typename remove_extent<_Tp>::type _Up; |
3056 |
|
|
return unique_ptr<_Tp>(new _Up[__n]()); |
3057 |
|
|
} |
3058 |
|
|
|
3059 |
|
|
template<class _Tp, class... _Args> |
3060 |
|
|
typename __unique_if<_Tp>::__unique_array_known_bound |
3061 |
|
|
make_unique(_Args&&...) = delete; |
3062 |
|
|
|
3063 |
|
|
#endif // _LIBCPP_STD_VER > 11 |
3064 |
|
|
|
3065 |
laffer1 |
5071 |
template <class _Tp> struct hash; |
3066 |
|
|
|
3067 |
laffer1 |
7405 |
template <class _Size> |
3068 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
3069 |
|
|
_Size |
3070 |
|
|
__loadword(const void* __p) |
3071 |
|
|
{ |
3072 |
|
|
_Size __r; |
3073 |
|
|
std::memcpy(&__r, __p, sizeof(__r)); |
3074 |
|
|
return __r; |
3075 |
|
|
} |
3076 |
|
|
|
3077 |
laffer1 |
5071 |
// We use murmur2 when size_t is 32 bits, and cityhash64 when size_t |
3078 |
|
|
// is 64 bits. This is because cityhash64 uses 64bit x 64bit |
3079 |
|
|
// multiplication, which can be very slow on 32-bit systems. |
3080 |
|
|
template <class _Size, size_t = sizeof(_Size)*__CHAR_BIT__> |
3081 |
|
|
struct __murmur2_or_cityhash; |
3082 |
|
|
|
3083 |
|
|
template <class _Size> |
3084 |
|
|
struct __murmur2_or_cityhash<_Size, 32> |
3085 |
|
|
{ |
3086 |
|
|
_Size operator()(const void* __key, _Size __len); |
3087 |
|
|
}; |
3088 |
|
|
|
3089 |
|
|
// murmur2 |
3090 |
|
|
template <class _Size> |
3091 |
|
|
_Size |
3092 |
|
|
__murmur2_or_cityhash<_Size, 32>::operator()(const void* __key, _Size __len) |
3093 |
|
|
{ |
3094 |
|
|
const _Size __m = 0x5bd1e995; |
3095 |
|
|
const _Size __r = 24; |
3096 |
|
|
_Size __h = __len; |
3097 |
|
|
const unsigned char* __data = static_cast<const unsigned char*>(__key); |
3098 |
|
|
for (; __len >= 4; __data += 4, __len -= 4) |
3099 |
|
|
{ |
3100 |
laffer1 |
7405 |
_Size __k = __loadword<_Size>(__data); |
3101 |
laffer1 |
5071 |
__k *= __m; |
3102 |
|
|
__k ^= __k >> __r; |
3103 |
|
|
__k *= __m; |
3104 |
|
|
__h *= __m; |
3105 |
|
|
__h ^= __k; |
3106 |
|
|
} |
3107 |
|
|
switch (__len) |
3108 |
|
|
{ |
3109 |
|
|
case 3: |
3110 |
|
|
__h ^= __data[2] << 16; |
3111 |
|
|
case 2: |
3112 |
|
|
__h ^= __data[1] << 8; |
3113 |
|
|
case 1: |
3114 |
|
|
__h ^= __data[0]; |
3115 |
|
|
__h *= __m; |
3116 |
|
|
} |
3117 |
|
|
__h ^= __h >> 13; |
3118 |
|
|
__h *= __m; |
3119 |
|
|
__h ^= __h >> 15; |
3120 |
|
|
return __h; |
3121 |
|
|
} |
3122 |
|
|
|
3123 |
|
|
template <class _Size> |
3124 |
|
|
struct __murmur2_or_cityhash<_Size, 64> |
3125 |
|
|
{ |
3126 |
|
|
_Size operator()(const void* __key, _Size __len); |
3127 |
|
|
|
3128 |
|
|
private: |
3129 |
|
|
// Some primes between 2^63 and 2^64. |
3130 |
|
|
static const _Size __k0 = 0xc3a5c85c97cb3127ULL; |
3131 |
|
|
static const _Size __k1 = 0xb492b66fbe98f273ULL; |
3132 |
|
|
static const _Size __k2 = 0x9ae16a3b2f90404fULL; |
3133 |
|
|
static const _Size __k3 = 0xc949d7c7509e6557ULL; |
3134 |
|
|
|
3135 |
|
|
static _Size __rotate(_Size __val, int __shift) { |
3136 |
|
|
return __shift == 0 ? __val : ((__val >> __shift) | (__val << (64 - __shift))); |
3137 |
|
|
} |
3138 |
|
|
|
3139 |
|
|
static _Size __rotate_by_at_least_1(_Size __val, int __shift) { |
3140 |
|
|
return (__val >> __shift) | (__val << (64 - __shift)); |
3141 |
|
|
} |
3142 |
|
|
|
3143 |
|
|
static _Size __shift_mix(_Size __val) { |
3144 |
|
|
return __val ^ (__val >> 47); |
3145 |
|
|
} |
3146 |
|
|
|
3147 |
|
|
static _Size __hash_len_16(_Size __u, _Size __v) { |
3148 |
|
|
const _Size __mul = 0x9ddfea08eb382d69ULL; |
3149 |
|
|
_Size __a = (__u ^ __v) * __mul; |
3150 |
|
|
__a ^= (__a >> 47); |
3151 |
|
|
_Size __b = (__v ^ __a) * __mul; |
3152 |
|
|
__b ^= (__b >> 47); |
3153 |
|
|
__b *= __mul; |
3154 |
|
|
return __b; |
3155 |
|
|
} |
3156 |
|
|
|
3157 |
|
|
static _Size __hash_len_0_to_16(const char* __s, _Size __len) { |
3158 |
|
|
if (__len > 8) { |
3159 |
laffer1 |
7405 |
const _Size __a = __loadword<_Size>(__s); |
3160 |
|
|
const _Size __b = __loadword<_Size>(__s + __len - 8); |
3161 |
laffer1 |
5071 |
return __hash_len_16(__a, __rotate_by_at_least_1(__b + __len, __len)) ^ __b; |
3162 |
|
|
} |
3163 |
|
|
if (__len >= 4) { |
3164 |
laffer1 |
7405 |
const uint32_t __a = __loadword<uint32_t>(__s); |
3165 |
|
|
const uint32_t __b = __loadword<uint32_t>(__s + __len - 4); |
3166 |
laffer1 |
5071 |
return __hash_len_16(__len + (__a << 3), __b); |
3167 |
|
|
} |
3168 |
|
|
if (__len > 0) { |
3169 |
|
|
const unsigned char __a = __s[0]; |
3170 |
|
|
const unsigned char __b = __s[__len >> 1]; |
3171 |
|
|
const unsigned char __c = __s[__len - 1]; |
3172 |
|
|
const uint32_t __y = static_cast<uint32_t>(__a) + |
3173 |
|
|
(static_cast<uint32_t>(__b) << 8); |
3174 |
|
|
const uint32_t __z = __len + (static_cast<uint32_t>(__c) << 2); |
3175 |
|
|
return __shift_mix(__y * __k2 ^ __z * __k3) * __k2; |
3176 |
|
|
} |
3177 |
|
|
return __k2; |
3178 |
|
|
} |
3179 |
|
|
|
3180 |
|
|
static _Size __hash_len_17_to_32(const char *__s, _Size __len) { |
3181 |
laffer1 |
7405 |
const _Size __a = __loadword<_Size>(__s) * __k1; |
3182 |
|
|
const _Size __b = __loadword<_Size>(__s + 8); |
3183 |
|
|
const _Size __c = __loadword<_Size>(__s + __len - 8) * __k2; |
3184 |
|
|
const _Size __d = __loadword<_Size>(__s + __len - 16) * __k0; |
3185 |
laffer1 |
5071 |
return __hash_len_16(__rotate(__a - __b, 43) + __rotate(__c, 30) + __d, |
3186 |
|
|
__a + __rotate(__b ^ __k3, 20) - __c + __len); |
3187 |
|
|
} |
3188 |
|
|
|
3189 |
|
|
// Return a 16-byte hash for 48 bytes. Quick and dirty. |
3190 |
|
|
// Callers do best to use "random-looking" values for a and b. |
3191 |
|
|
static pair<_Size, _Size> __weak_hash_len_32_with_seeds( |
3192 |
|
|
_Size __w, _Size __x, _Size __y, _Size __z, _Size __a, _Size __b) { |
3193 |
|
|
__a += __w; |
3194 |
|
|
__b = __rotate(__b + __a + __z, 21); |
3195 |
|
|
const _Size __c = __a; |
3196 |
|
|
__a += __x; |
3197 |
|
|
__a += __y; |
3198 |
|
|
__b += __rotate(__a, 44); |
3199 |
|
|
return pair<_Size, _Size>(__a + __z, __b + __c); |
3200 |
|
|
} |
3201 |
|
|
|
3202 |
|
|
// Return a 16-byte hash for s[0] ... s[31], a, and b. Quick and dirty. |
3203 |
|
|
static pair<_Size, _Size> __weak_hash_len_32_with_seeds( |
3204 |
|
|
const char* __s, _Size __a, _Size __b) { |
3205 |
laffer1 |
7405 |
return __weak_hash_len_32_with_seeds(__loadword<_Size>(__s), |
3206 |
|
|
__loadword<_Size>(__s + 8), |
3207 |
|
|
__loadword<_Size>(__s + 16), |
3208 |
|
|
__loadword<_Size>(__s + 24), |
3209 |
laffer1 |
5071 |
__a, |
3210 |
|
|
__b); |
3211 |
|
|
} |
3212 |
|
|
|
3213 |
|
|
// Return an 8-byte hash for 33 to 64 bytes. |
3214 |
|
|
static _Size __hash_len_33_to_64(const char *__s, size_t __len) { |
3215 |
laffer1 |
7405 |
_Size __z = __loadword<_Size>(__s + 24); |
3216 |
|
|
_Size __a = __loadword<_Size>(__s) + |
3217 |
|
|
(__len + __loadword<_Size>(__s + __len - 16)) * __k0; |
3218 |
laffer1 |
5071 |
_Size __b = __rotate(__a + __z, 52); |
3219 |
|
|
_Size __c = __rotate(__a, 37); |
3220 |
laffer1 |
7405 |
__a += __loadword<_Size>(__s + 8); |
3221 |
laffer1 |
5071 |
__c += __rotate(__a, 7); |
3222 |
laffer1 |
7405 |
__a += __loadword<_Size>(__s + 16); |
3223 |
laffer1 |
5071 |
_Size __vf = __a + __z; |
3224 |
|
|
_Size __vs = __b + __rotate(__a, 31) + __c; |
3225 |
laffer1 |
7405 |
__a = __loadword<_Size>(__s + 16) + __loadword<_Size>(__s + __len - 32); |
3226 |
|
|
__z += __loadword<_Size>(__s + __len - 8); |
3227 |
laffer1 |
5071 |
__b = __rotate(__a + __z, 52); |
3228 |
|
|
__c = __rotate(__a, 37); |
3229 |
laffer1 |
7405 |
__a += __loadword<_Size>(__s + __len - 24); |
3230 |
laffer1 |
5071 |
__c += __rotate(__a, 7); |
3231 |
laffer1 |
7405 |
__a += __loadword<_Size>(__s + __len - 16); |
3232 |
laffer1 |
5071 |
_Size __wf = __a + __z; |
3233 |
|
|
_Size __ws = __b + __rotate(__a, 31) + __c; |
3234 |
|
|
_Size __r = __shift_mix((__vf + __ws) * __k2 + (__wf + __vs) * __k0); |
3235 |
|
|
return __shift_mix(__r * __k0 + __vs) * __k2; |
3236 |
|
|
} |
3237 |
|
|
}; |
3238 |
|
|
|
3239 |
|
|
// cityhash64 |
3240 |
|
|
template <class _Size> |
3241 |
|
|
_Size |
3242 |
|
|
__murmur2_or_cityhash<_Size, 64>::operator()(const void* __key, _Size __len) |
3243 |
|
|
{ |
3244 |
|
|
const char* __s = static_cast<const char*>(__key); |
3245 |
|
|
if (__len <= 32) { |
3246 |
|
|
if (__len <= 16) { |
3247 |
|
|
return __hash_len_0_to_16(__s, __len); |
3248 |
|
|
} else { |
3249 |
|
|
return __hash_len_17_to_32(__s, __len); |
3250 |
|
|
} |
3251 |
|
|
} else if (__len <= 64) { |
3252 |
|
|
return __hash_len_33_to_64(__s, __len); |
3253 |
|
|
} |
3254 |
|
|
|
3255 |
|
|
// For strings over 64 bytes we hash the end first, and then as we |
3256 |
|
|
// loop we keep 56 bytes of state: v, w, x, y, and z. |
3257 |
laffer1 |
7405 |
_Size __x = __loadword<_Size>(__s + __len - 40); |
3258 |
|
|
_Size __y = __loadword<_Size>(__s + __len - 16) + |
3259 |
|
|
__loadword<_Size>(__s + __len - 56); |
3260 |
|
|
_Size __z = __hash_len_16(__loadword<_Size>(__s + __len - 48) + __len, |
3261 |
|
|
__loadword<_Size>(__s + __len - 24)); |
3262 |
laffer1 |
5071 |
pair<_Size, _Size> __v = __weak_hash_len_32_with_seeds(__s + __len - 64, __len, __z); |
3263 |
|
|
pair<_Size, _Size> __w = __weak_hash_len_32_with_seeds(__s + __len - 32, __y + __k1, __x); |
3264 |
laffer1 |
7405 |
__x = __x * __k1 + __loadword<_Size>(__s); |
3265 |
laffer1 |
5071 |
|
3266 |
|
|
// Decrease len to the nearest multiple of 64, and operate on 64-byte chunks. |
3267 |
|
|
__len = (__len - 1) & ~static_cast<_Size>(63); |
3268 |
|
|
do { |
3269 |
laffer1 |
7405 |
__x = __rotate(__x + __y + __v.first + __loadword<_Size>(__s + 8), 37) * __k1; |
3270 |
|
|
__y = __rotate(__y + __v.second + __loadword<_Size>(__s + 48), 42) * __k1; |
3271 |
laffer1 |
5071 |
__x ^= __w.second; |
3272 |
laffer1 |
7405 |
__y += __v.first + __loadword<_Size>(__s + 40); |
3273 |
laffer1 |
5071 |
__z = __rotate(__z + __w.first, 33) * __k1; |
3274 |
|
|
__v = __weak_hash_len_32_with_seeds(__s, __v.second * __k1, __x + __w.first); |
3275 |
|
|
__w = __weak_hash_len_32_with_seeds(__s + 32, __z + __w.second, |
3276 |
laffer1 |
7405 |
__y + __loadword<_Size>(__s + 16)); |
3277 |
laffer1 |
5071 |
std::swap(__z, __x); |
3278 |
|
|
__s += 64; |
3279 |
|
|
__len -= 64; |
3280 |
|
|
} while (__len != 0); |
3281 |
|
|
return __hash_len_16( |
3282 |
|
|
__hash_len_16(__v.first, __w.first) + __shift_mix(__y) * __k1 + __z, |
3283 |
|
|
__hash_len_16(__v.second, __w.second) + __x); |
3284 |
|
|
} |
3285 |
|
|
|
3286 |
|
|
template <class _Tp, size_t = sizeof(_Tp) / sizeof(size_t)> |
3287 |
|
|
struct __scalar_hash; |
3288 |
|
|
|
3289 |
|
|
template <class _Tp> |
3290 |
|
|
struct __scalar_hash<_Tp, 0> |
3291 |
|
|
: public unary_function<_Tp, size_t> |
3292 |
|
|
{ |
3293 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3294 |
|
|
size_t operator()(_Tp __v) const _NOEXCEPT |
3295 |
|
|
{ |
3296 |
|
|
union |
3297 |
|
|
{ |
3298 |
|
|
_Tp __t; |
3299 |
|
|
size_t __a; |
3300 |
|
|
} __u; |
3301 |
|
|
__u.__a = 0; |
3302 |
|
|
__u.__t = __v; |
3303 |
|
|
return __u.__a; |
3304 |
|
|
} |
3305 |
|
|
}; |
3306 |
|
|
|
3307 |
|
|
template <class _Tp> |
3308 |
|
|
struct __scalar_hash<_Tp, 1> |
3309 |
|
|
: public unary_function<_Tp, size_t> |
3310 |
|
|
{ |
3311 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3312 |
|
|
size_t operator()(_Tp __v) const _NOEXCEPT |
3313 |
|
|
{ |
3314 |
|
|
union |
3315 |
|
|
{ |
3316 |
|
|
_Tp __t; |
3317 |
|
|
size_t __a; |
3318 |
|
|
} __u; |
3319 |
|
|
__u.__t = __v; |
3320 |
|
|
return __u.__a; |
3321 |
|
|
} |
3322 |
|
|
}; |
3323 |
|
|
|
3324 |
|
|
template <class _Tp> |
3325 |
|
|
struct __scalar_hash<_Tp, 2> |
3326 |
|
|
: public unary_function<_Tp, size_t> |
3327 |
|
|
{ |
3328 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3329 |
|
|
size_t operator()(_Tp __v) const _NOEXCEPT |
3330 |
|
|
{ |
3331 |
|
|
union |
3332 |
|
|
{ |
3333 |
|
|
_Tp __t; |
3334 |
|
|
struct |
3335 |
|
|
{ |
3336 |
|
|
size_t __a; |
3337 |
|
|
size_t __b; |
3338 |
|
|
}; |
3339 |
|
|
} __u; |
3340 |
|
|
__u.__t = __v; |
3341 |
|
|
return __murmur2_or_cityhash<size_t>()(&__u, sizeof(__u)); |
3342 |
|
|
} |
3343 |
|
|
}; |
3344 |
|
|
|
3345 |
|
|
template <class _Tp> |
3346 |
|
|
struct __scalar_hash<_Tp, 3> |
3347 |
|
|
: public unary_function<_Tp, size_t> |
3348 |
|
|
{ |
3349 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3350 |
|
|
size_t operator()(_Tp __v) const _NOEXCEPT |
3351 |
|
|
{ |
3352 |
|
|
union |
3353 |
|
|
{ |
3354 |
|
|
_Tp __t; |
3355 |
|
|
struct |
3356 |
|
|
{ |
3357 |
|
|
size_t __a; |
3358 |
|
|
size_t __b; |
3359 |
|
|
size_t __c; |
3360 |
|
|
}; |
3361 |
|
|
} __u; |
3362 |
|
|
__u.__t = __v; |
3363 |
|
|
return __murmur2_or_cityhash<size_t>()(&__u, sizeof(__u)); |
3364 |
|
|
} |
3365 |
|
|
}; |
3366 |
|
|
|
3367 |
|
|
template <class _Tp> |
3368 |
|
|
struct __scalar_hash<_Tp, 4> |
3369 |
|
|
: public unary_function<_Tp, size_t> |
3370 |
|
|
{ |
3371 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3372 |
|
|
size_t operator()(_Tp __v) const _NOEXCEPT |
3373 |
|
|
{ |
3374 |
|
|
union |
3375 |
|
|
{ |
3376 |
|
|
_Tp __t; |
3377 |
|
|
struct |
3378 |
|
|
{ |
3379 |
|
|
size_t __a; |
3380 |
|
|
size_t __b; |
3381 |
|
|
size_t __c; |
3382 |
|
|
size_t __d; |
3383 |
|
|
}; |
3384 |
|
|
} __u; |
3385 |
|
|
__u.__t = __v; |
3386 |
|
|
return __murmur2_or_cityhash<size_t>()(&__u, sizeof(__u)); |
3387 |
|
|
} |
3388 |
|
|
}; |
3389 |
|
|
|
3390 |
|
|
template<class _Tp> |
3391 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY hash<_Tp*> |
3392 |
laffer1 |
7405 |
: public unary_function<_Tp*, size_t> |
3393 |
laffer1 |
5071 |
{ |
3394 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY |
3395 |
|
|
size_t operator()(_Tp* __v) const _NOEXCEPT |
3396 |
|
|
{ |
3397 |
|
|
union |
3398 |
|
|
{ |
3399 |
|
|
_Tp* __t; |
3400 |
|
|
size_t __a; |
3401 |
|
|
} __u; |
3402 |
|
|
__u.__t = __v; |
3403 |
|
|
return __murmur2_or_cityhash<size_t>()(&__u, sizeof(__u)); |
3404 |
|
|
} |
3405 |
laffer1 |
5071 |
}; |
3406 |
|
|
|
3407 |
|
|
template <class _Tp, class _Dp> |
3408 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY hash<unique_ptr<_Tp, _Dp> > |
3409 |
laffer1 |
5071 |
{ |
3410 |
|
|
typedef unique_ptr<_Tp, _Dp> argument_type; |
3411 |
|
|
typedef size_t result_type; |
3412 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3413 |
|
|
result_type operator()(const argument_type& __ptr) const _NOEXCEPT |
3414 |
|
|
{ |
3415 |
|
|
typedef typename argument_type::pointer pointer; |
3416 |
|
|
return hash<pointer>()(__ptr.get()); |
3417 |
|
|
} |
3418 |
|
|
}; |
3419 |
|
|
|
3420 |
|
|
struct __destruct_n |
3421 |
|
|
{ |
3422 |
|
|
private: |
3423 |
|
|
size_t size; |
3424 |
|
|
|
3425 |
|
|
template <class _Tp> |
3426 |
|
|
_LIBCPP_INLINE_VISIBILITY void __process(_Tp* __p, false_type) _NOEXCEPT |
3427 |
|
|
{for (size_t __i = 0; __i < size; ++__i, ++__p) __p->~_Tp();} |
3428 |
|
|
|
3429 |
|
|
template <class _Tp> |
3430 |
|
|
_LIBCPP_INLINE_VISIBILITY void __process(_Tp*, true_type) _NOEXCEPT |
3431 |
|
|
{} |
3432 |
|
|
|
3433 |
|
|
_LIBCPP_INLINE_VISIBILITY void __incr(false_type) _NOEXCEPT |
3434 |
|
|
{++size;} |
3435 |
|
|
_LIBCPP_INLINE_VISIBILITY void __incr(true_type) _NOEXCEPT |
3436 |
|
|
{} |
3437 |
|
|
|
3438 |
|
|
_LIBCPP_INLINE_VISIBILITY void __set(size_t __s, false_type) _NOEXCEPT |
3439 |
|
|
{size = __s;} |
3440 |
|
|
_LIBCPP_INLINE_VISIBILITY void __set(size_t, true_type) _NOEXCEPT |
3441 |
|
|
{} |
3442 |
|
|
public: |
3443 |
|
|
_LIBCPP_INLINE_VISIBILITY explicit __destruct_n(size_t __s) _NOEXCEPT |
3444 |
|
|
: size(__s) {} |
3445 |
|
|
|
3446 |
|
|
template <class _Tp> |
3447 |
|
|
_LIBCPP_INLINE_VISIBILITY void __incr(_Tp*) _NOEXCEPT |
3448 |
|
|
{__incr(integral_constant<bool, is_trivially_destructible<_Tp>::value>());} |
3449 |
|
|
|
3450 |
|
|
template <class _Tp> |
3451 |
|
|
_LIBCPP_INLINE_VISIBILITY void __set(size_t __s, _Tp*) _NOEXCEPT |
3452 |
|
|
{__set(__s, integral_constant<bool, is_trivially_destructible<_Tp>::value>());} |
3453 |
|
|
|
3454 |
|
|
template <class _Tp> |
3455 |
|
|
_LIBCPP_INLINE_VISIBILITY void operator()(_Tp* __p) _NOEXCEPT |
3456 |
|
|
{__process(__p, integral_constant<bool, is_trivially_destructible<_Tp>::value>());} |
3457 |
|
|
}; |
3458 |
|
|
|
3459 |
|
|
template <class _Alloc> |
3460 |
|
|
class __allocator_destructor |
3461 |
|
|
{ |
3462 |
|
|
typedef allocator_traits<_Alloc> __alloc_traits; |
3463 |
|
|
public: |
3464 |
|
|
typedef typename __alloc_traits::pointer pointer; |
3465 |
|
|
typedef typename __alloc_traits::size_type size_type; |
3466 |
|
|
private: |
3467 |
|
|
_Alloc& __alloc_; |
3468 |
|
|
size_type __s_; |
3469 |
|
|
public: |
3470 |
|
|
_LIBCPP_INLINE_VISIBILITY __allocator_destructor(_Alloc& __a, size_type __s) |
3471 |
|
|
_NOEXCEPT |
3472 |
|
|
: __alloc_(__a), __s_(__s) {} |
3473 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3474 |
|
|
void operator()(pointer __p) _NOEXCEPT |
3475 |
|
|
{__alloc_traits::deallocate(__alloc_, __p, __s_);} |
3476 |
|
|
}; |
3477 |
|
|
|
3478 |
|
|
template <class _InputIterator, class _ForwardIterator> |
3479 |
|
|
_ForwardIterator |
3480 |
|
|
uninitialized_copy(_InputIterator __f, _InputIterator __l, _ForwardIterator __r) |
3481 |
|
|
{ |
3482 |
|
|
typedef typename iterator_traits<_ForwardIterator>::value_type value_type; |
3483 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3484 |
|
|
_ForwardIterator __s = __r; |
3485 |
|
|
try |
3486 |
|
|
{ |
3487 |
|
|
#endif |
3488 |
|
|
for (; __f != __l; ++__f, ++__r) |
3489 |
|
|
::new(&*__r) value_type(*__f); |
3490 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3491 |
|
|
} |
3492 |
|
|
catch (...) |
3493 |
|
|
{ |
3494 |
|
|
for (; __s != __r; ++__s) |
3495 |
|
|
__s->~value_type(); |
3496 |
|
|
throw; |
3497 |
|
|
} |
3498 |
|
|
#endif |
3499 |
|
|
return __r; |
3500 |
|
|
} |
3501 |
|
|
|
3502 |
|
|
template <class _InputIterator, class _Size, class _ForwardIterator> |
3503 |
|
|
_ForwardIterator |
3504 |
|
|
uninitialized_copy_n(_InputIterator __f, _Size __n, _ForwardIterator __r) |
3505 |
|
|
{ |
3506 |
|
|
typedef typename iterator_traits<_ForwardIterator>::value_type value_type; |
3507 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3508 |
|
|
_ForwardIterator __s = __r; |
3509 |
|
|
try |
3510 |
|
|
{ |
3511 |
|
|
#endif |
3512 |
|
|
for (; __n > 0; ++__f, ++__r, --__n) |
3513 |
|
|
::new(&*__r) value_type(*__f); |
3514 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3515 |
|
|
} |
3516 |
|
|
catch (...) |
3517 |
|
|
{ |
3518 |
|
|
for (; __s != __r; ++__s) |
3519 |
|
|
__s->~value_type(); |
3520 |
|
|
throw; |
3521 |
|
|
} |
3522 |
|
|
#endif |
3523 |
|
|
return __r; |
3524 |
|
|
} |
3525 |
|
|
|
3526 |
|
|
template <class _ForwardIterator, class _Tp> |
3527 |
|
|
void |
3528 |
|
|
uninitialized_fill(_ForwardIterator __f, _ForwardIterator __l, const _Tp& __x) |
3529 |
|
|
{ |
3530 |
|
|
typedef typename iterator_traits<_ForwardIterator>::value_type value_type; |
3531 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3532 |
|
|
_ForwardIterator __s = __f; |
3533 |
|
|
try |
3534 |
|
|
{ |
3535 |
|
|
#endif |
3536 |
|
|
for (; __f != __l; ++__f) |
3537 |
|
|
::new(&*__f) value_type(__x); |
3538 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3539 |
|
|
} |
3540 |
|
|
catch (...) |
3541 |
|
|
{ |
3542 |
|
|
for (; __s != __f; ++__s) |
3543 |
|
|
__s->~value_type(); |
3544 |
|
|
throw; |
3545 |
|
|
} |
3546 |
|
|
#endif |
3547 |
|
|
} |
3548 |
|
|
|
3549 |
|
|
template <class _ForwardIterator, class _Size, class _Tp> |
3550 |
|
|
_ForwardIterator |
3551 |
|
|
uninitialized_fill_n(_ForwardIterator __f, _Size __n, const _Tp& __x) |
3552 |
|
|
{ |
3553 |
|
|
typedef typename iterator_traits<_ForwardIterator>::value_type value_type; |
3554 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3555 |
|
|
_ForwardIterator __s = __f; |
3556 |
|
|
try |
3557 |
|
|
{ |
3558 |
|
|
#endif |
3559 |
|
|
for (; __n > 0; ++__f, --__n) |
3560 |
|
|
::new(&*__f) value_type(__x); |
3561 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
3562 |
|
|
} |
3563 |
|
|
catch (...) |
3564 |
|
|
{ |
3565 |
|
|
for (; __s != __f; ++__s) |
3566 |
|
|
__s->~value_type(); |
3567 |
|
|
throw; |
3568 |
|
|
} |
3569 |
|
|
#endif |
3570 |
|
|
return __f; |
3571 |
|
|
} |
3572 |
|
|
|
3573 |
|
|
class _LIBCPP_EXCEPTION_ABI bad_weak_ptr |
3574 |
|
|
: public std::exception |
3575 |
|
|
{ |
3576 |
|
|
public: |
3577 |
|
|
virtual ~bad_weak_ptr() _NOEXCEPT; |
3578 |
|
|
virtual const char* what() const _NOEXCEPT; |
3579 |
|
|
}; |
3580 |
|
|
|
3581 |
laffer1 |
7452 |
template<class _Tp> class _LIBCPP_TYPE_VIS_ONLY weak_ptr; |
3582 |
laffer1 |
5071 |
|
3583 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS __shared_count |
3584 |
laffer1 |
5071 |
{ |
3585 |
|
|
__shared_count(const __shared_count&); |
3586 |
|
|
__shared_count& operator=(const __shared_count&); |
3587 |
|
|
|
3588 |
|
|
protected: |
3589 |
|
|
long __shared_owners_; |
3590 |
|
|
virtual ~__shared_count(); |
3591 |
|
|
private: |
3592 |
|
|
virtual void __on_zero_shared() _NOEXCEPT = 0; |
3593 |
|
|
|
3594 |
|
|
public: |
3595 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3596 |
|
|
explicit __shared_count(long __refs = 0) _NOEXCEPT |
3597 |
|
|
: __shared_owners_(__refs) {} |
3598 |
|
|
|
3599 |
|
|
void __add_shared() _NOEXCEPT; |
3600 |
|
|
bool __release_shared() _NOEXCEPT; |
3601 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3602 |
|
|
long use_count() const _NOEXCEPT {return __shared_owners_ + 1;} |
3603 |
|
|
}; |
3604 |
|
|
|
3605 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS __shared_weak_count |
3606 |
laffer1 |
5071 |
: private __shared_count |
3607 |
|
|
{ |
3608 |
|
|
long __shared_weak_owners_; |
3609 |
|
|
|
3610 |
|
|
public: |
3611 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3612 |
|
|
explicit __shared_weak_count(long __refs = 0) _NOEXCEPT |
3613 |
|
|
: __shared_count(__refs), |
3614 |
|
|
__shared_weak_owners_(__refs) {} |
3615 |
|
|
protected: |
3616 |
|
|
virtual ~__shared_weak_count(); |
3617 |
|
|
|
3618 |
|
|
public: |
3619 |
|
|
void __add_shared() _NOEXCEPT; |
3620 |
|
|
void __add_weak() _NOEXCEPT; |
3621 |
|
|
void __release_shared() _NOEXCEPT; |
3622 |
|
|
void __release_weak() _NOEXCEPT; |
3623 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3624 |
|
|
long use_count() const _NOEXCEPT {return __shared_count::use_count();} |
3625 |
|
|
__shared_weak_count* lock() _NOEXCEPT; |
3626 |
|
|
|
3627 |
laffer1 |
7405 |
// Define the function out only if we build static libc++ without RTTI. |
3628 |
|
|
// Otherwise we may break clients who need to compile their projects with |
3629 |
|
|
// -fno-rtti and yet link against a libc++.dylib compiled |
3630 |
|
|
// without -fno-rtti. |
3631 |
|
|
#if !defined(_LIBCPP_NO_RTTI) || !defined(_LIBCPP_BUILD_STATIC) |
3632 |
laffer1 |
5071 |
virtual const void* __get_deleter(const type_info&) const _NOEXCEPT; |
3633 |
laffer1 |
7405 |
#endif |
3634 |
laffer1 |
5071 |
private: |
3635 |
|
|
virtual void __on_zero_shared_weak() _NOEXCEPT = 0; |
3636 |
|
|
}; |
3637 |
|
|
|
3638 |
|
|
template <class _Tp, class _Dp, class _Alloc> |
3639 |
|
|
class __shared_ptr_pointer |
3640 |
|
|
: public __shared_weak_count |
3641 |
|
|
{ |
3642 |
|
|
__compressed_pair<__compressed_pair<_Tp, _Dp>, _Alloc> __data_; |
3643 |
|
|
public: |
3644 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3645 |
|
|
__shared_ptr_pointer(_Tp __p, _Dp __d, _Alloc __a) |
3646 |
|
|
: __data_(__compressed_pair<_Tp, _Dp>(__p, _VSTD::move(__d)), _VSTD::move(__a)) {} |
3647 |
|
|
|
3648 |
|
|
#ifndef _LIBCPP_NO_RTTI |
3649 |
|
|
virtual const void* __get_deleter(const type_info&) const _NOEXCEPT; |
3650 |
|
|
#endif |
3651 |
|
|
|
3652 |
|
|
private: |
3653 |
|
|
virtual void __on_zero_shared() _NOEXCEPT; |
3654 |
|
|
virtual void __on_zero_shared_weak() _NOEXCEPT; |
3655 |
|
|
}; |
3656 |
|
|
|
3657 |
|
|
#ifndef _LIBCPP_NO_RTTI |
3658 |
|
|
|
3659 |
|
|
template <class _Tp, class _Dp, class _Alloc> |
3660 |
|
|
const void* |
3661 |
|
|
__shared_ptr_pointer<_Tp, _Dp, _Alloc>::__get_deleter(const type_info& __t) const _NOEXCEPT |
3662 |
|
|
{ |
3663 |
laffer1 |
7452 |
return __t == typeid(_Dp) ? _VSTD::addressof(__data_.first().second()) : 0; |
3664 |
laffer1 |
5071 |
} |
3665 |
|
|
|
3666 |
|
|
#endif // _LIBCPP_NO_RTTI |
3667 |
|
|
|
3668 |
|
|
template <class _Tp, class _Dp, class _Alloc> |
3669 |
|
|
void |
3670 |
|
|
__shared_ptr_pointer<_Tp, _Dp, _Alloc>::__on_zero_shared() _NOEXCEPT |
3671 |
|
|
{ |
3672 |
|
|
__data_.first().second()(__data_.first().first()); |
3673 |
|
|
__data_.first().second().~_Dp(); |
3674 |
|
|
} |
3675 |
|
|
|
3676 |
|
|
template <class _Tp, class _Dp, class _Alloc> |
3677 |
|
|
void |
3678 |
|
|
__shared_ptr_pointer<_Tp, _Dp, _Alloc>::__on_zero_shared_weak() _NOEXCEPT |
3679 |
|
|
{ |
3680 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, __shared_ptr_pointer>::type _A; |
3681 |
|
|
typedef allocator_traits<_A> _ATraits; |
3682 |
|
|
typedef pointer_traits<typename _ATraits::pointer> _PTraits; |
3683 |
|
|
|
3684 |
|
|
_A __a(__data_.second()); |
3685 |
laffer1 |
5071 |
__data_.second().~_Alloc(); |
3686 |
laffer1 |
7452 |
__a.deallocate(_PTraits::pointer_to(*this), 1); |
3687 |
laffer1 |
5071 |
} |
3688 |
|
|
|
3689 |
|
|
template <class _Tp, class _Alloc> |
3690 |
|
|
class __shared_ptr_emplace |
3691 |
|
|
: public __shared_weak_count |
3692 |
|
|
{ |
3693 |
|
|
__compressed_pair<_Alloc, _Tp> __data_; |
3694 |
|
|
public: |
3695 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
3696 |
|
|
|
3697 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3698 |
|
|
__shared_ptr_emplace(_Alloc __a) |
3699 |
|
|
: __data_(_VSTD::move(__a)) {} |
3700 |
|
|
|
3701 |
|
|
template <class ..._Args> |
3702 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3703 |
|
|
__shared_ptr_emplace(_Alloc __a, _Args&& ...__args) |
3704 |
|
|
: __data_(piecewise_construct, _VSTD::forward_as_tuple(__a), |
3705 |
|
|
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)) {} |
3706 |
|
|
|
3707 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
3708 |
|
|
|
3709 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3710 |
|
|
__shared_ptr_emplace(_Alloc __a) |
3711 |
|
|
: __data_(__a) {} |
3712 |
|
|
|
3713 |
|
|
template <class _A0> |
3714 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3715 |
|
|
__shared_ptr_emplace(_Alloc __a, _A0& __a0) |
3716 |
|
|
: __data_(__a, _Tp(__a0)) {} |
3717 |
|
|
|
3718 |
|
|
template <class _A0, class _A1> |
3719 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3720 |
|
|
__shared_ptr_emplace(_Alloc __a, _A0& __a0, _A1& __a1) |
3721 |
|
|
: __data_(__a, _Tp(__a0, __a1)) {} |
3722 |
|
|
|
3723 |
|
|
template <class _A0, class _A1, class _A2> |
3724 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3725 |
|
|
__shared_ptr_emplace(_Alloc __a, _A0& __a0, _A1& __a1, _A2& __a2) |
3726 |
|
|
: __data_(__a, _Tp(__a0, __a1, __a2)) {} |
3727 |
|
|
|
3728 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
3729 |
|
|
|
3730 |
|
|
private: |
3731 |
|
|
virtual void __on_zero_shared() _NOEXCEPT; |
3732 |
|
|
virtual void __on_zero_shared_weak() _NOEXCEPT; |
3733 |
|
|
public: |
3734 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3735 |
|
|
_Tp* get() _NOEXCEPT {return &__data_.second();} |
3736 |
|
|
}; |
3737 |
|
|
|
3738 |
|
|
template <class _Tp, class _Alloc> |
3739 |
|
|
void |
3740 |
|
|
__shared_ptr_emplace<_Tp, _Alloc>::__on_zero_shared() _NOEXCEPT |
3741 |
|
|
{ |
3742 |
|
|
__data_.second().~_Tp(); |
3743 |
|
|
} |
3744 |
|
|
|
3745 |
|
|
template <class _Tp, class _Alloc> |
3746 |
|
|
void |
3747 |
|
|
__shared_ptr_emplace<_Tp, _Alloc>::__on_zero_shared_weak() _NOEXCEPT |
3748 |
|
|
{ |
3749 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, __shared_ptr_emplace>::type _A; |
3750 |
|
|
typedef allocator_traits<_A> _ATraits; |
3751 |
|
|
typedef pointer_traits<typename _ATraits::pointer> _PTraits; |
3752 |
|
|
_A __a(__data_.first()); |
3753 |
laffer1 |
5071 |
__data_.first().~_Alloc(); |
3754 |
laffer1 |
7452 |
__a.deallocate(_PTraits::pointer_to(*this), 1); |
3755 |
laffer1 |
5071 |
} |
3756 |
|
|
|
3757 |
laffer1 |
7452 |
template<class _Tp> class _LIBCPP_TYPE_VIS_ONLY enable_shared_from_this; |
3758 |
laffer1 |
5071 |
|
3759 |
|
|
template<class _Tp> |
3760 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY shared_ptr |
3761 |
laffer1 |
5071 |
{ |
3762 |
|
|
public: |
3763 |
|
|
typedef _Tp element_type; |
3764 |
|
|
private: |
3765 |
|
|
element_type* __ptr_; |
3766 |
|
|
__shared_weak_count* __cntrl_; |
3767 |
|
|
|
3768 |
|
|
struct __nat {int __for_bool_;}; |
3769 |
|
|
public: |
3770 |
laffer1 |
7405 |
_LIBCPP_CONSTEXPR shared_ptr() _NOEXCEPT; |
3771 |
|
|
_LIBCPP_CONSTEXPR shared_ptr(nullptr_t) _NOEXCEPT; |
3772 |
laffer1 |
7452 |
template<class _Yp> |
3773 |
|
|
explicit shared_ptr(_Yp* __p, |
3774 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type = __nat()); |
3775 |
|
|
template<class _Yp, class _Dp> |
3776 |
|
|
shared_ptr(_Yp* __p, _Dp __d, |
3777 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type = __nat()); |
3778 |
|
|
template<class _Yp, class _Dp, class _Alloc> |
3779 |
|
|
shared_ptr(_Yp* __p, _Dp __d, _Alloc __a, |
3780 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type = __nat()); |
3781 |
laffer1 |
5071 |
template <class _Dp> shared_ptr(nullptr_t __p, _Dp __d); |
3782 |
|
|
template <class _Dp, class _Alloc> shared_ptr(nullptr_t __p, _Dp __d, _Alloc __a); |
3783 |
|
|
template<class _Yp> shared_ptr(const shared_ptr<_Yp>& __r, element_type* __p) _NOEXCEPT; |
3784 |
|
|
shared_ptr(const shared_ptr& __r) _NOEXCEPT; |
3785 |
|
|
template<class _Yp> |
3786 |
|
|
shared_ptr(const shared_ptr<_Yp>& __r, |
3787 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat>::type = __nat()) |
3788 |
|
|
_NOEXCEPT; |
3789 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3790 |
|
|
shared_ptr(shared_ptr&& __r) _NOEXCEPT; |
3791 |
|
|
template<class _Yp> shared_ptr(shared_ptr<_Yp>&& __r, |
3792 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat>::type = __nat()) |
3793 |
|
|
_NOEXCEPT; |
3794 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3795 |
|
|
template<class _Yp> explicit shared_ptr(const weak_ptr<_Yp>& __r, |
3796 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat>::type= __nat()); |
3797 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3798 |
laffer1 |
7452 |
template<class _Yp> |
3799 |
|
|
shared_ptr(auto_ptr<_Yp>&& __r, |
3800 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type = __nat()); |
3801 |
laffer1 |
5071 |
#else |
3802 |
laffer1 |
7452 |
template<class _Yp> |
3803 |
|
|
shared_ptr(auto_ptr<_Yp> __r, |
3804 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type = __nat()); |
3805 |
laffer1 |
5071 |
#endif |
3806 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3807 |
laffer1 |
7452 |
template <class _Yp, class _Dp> |
3808 |
|
|
shared_ptr(unique_ptr<_Yp, _Dp>&&, |
3809 |
|
|
typename enable_if |
3810 |
|
|
< |
3811 |
|
|
!is_lvalue_reference<_Dp>::value && |
3812 |
|
|
!is_array<_Yp>::value && |
3813 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
3814 |
|
|
__nat |
3815 |
|
|
>::type = __nat()); |
3816 |
|
|
template <class _Yp, class _Dp> |
3817 |
|
|
shared_ptr(unique_ptr<_Yp, _Dp>&&, |
3818 |
|
|
typename enable_if |
3819 |
|
|
< |
3820 |
|
|
is_lvalue_reference<_Dp>::value && |
3821 |
|
|
!is_array<_Yp>::value && |
3822 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
3823 |
|
|
__nat |
3824 |
|
|
>::type = __nat()); |
3825 |
laffer1 |
5071 |
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3826 |
laffer1 |
7452 |
template <class _Yp, class _Dp> |
3827 |
|
|
shared_ptr(unique_ptr<_Yp, _Dp>, |
3828 |
|
|
typename enable_if |
3829 |
|
|
< |
3830 |
|
|
!is_lvalue_reference<_Dp>::value && |
3831 |
|
|
!is_array<_Yp>::value && |
3832 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
3833 |
|
|
__nat |
3834 |
|
|
>::type = __nat()); |
3835 |
|
|
template <class _Yp, class _Dp> |
3836 |
|
|
shared_ptr(unique_ptr<_Yp, _Dp>, |
3837 |
|
|
typename enable_if |
3838 |
|
|
< |
3839 |
|
|
is_lvalue_reference<_Dp>::value && |
3840 |
|
|
!is_array<_Yp>::value && |
3841 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
3842 |
|
|
__nat |
3843 |
|
|
>::type = __nat()); |
3844 |
laffer1 |
5071 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3845 |
|
|
|
3846 |
|
|
~shared_ptr(); |
3847 |
|
|
|
3848 |
|
|
shared_ptr& operator=(const shared_ptr& __r) _NOEXCEPT; |
3849 |
|
|
template<class _Yp> |
3850 |
|
|
typename enable_if |
3851 |
|
|
< |
3852 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3853 |
|
|
shared_ptr& |
3854 |
|
|
>::type |
3855 |
|
|
operator=(const shared_ptr<_Yp>& __r) _NOEXCEPT; |
3856 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3857 |
|
|
shared_ptr& operator=(shared_ptr&& __r) _NOEXCEPT; |
3858 |
|
|
template<class _Yp> |
3859 |
|
|
typename enable_if |
3860 |
|
|
< |
3861 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3862 |
|
|
shared_ptr<_Tp>& |
3863 |
|
|
>::type |
3864 |
|
|
operator=(shared_ptr<_Yp>&& __r); |
3865 |
|
|
template<class _Yp> |
3866 |
|
|
typename enable_if |
3867 |
|
|
< |
3868 |
|
|
!is_array<_Yp>::value && |
3869 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3870 |
laffer1 |
7452 |
shared_ptr |
3871 |
|
|
>::type& |
3872 |
laffer1 |
5071 |
operator=(auto_ptr<_Yp>&& __r); |
3873 |
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3874 |
|
|
template<class _Yp> |
3875 |
|
|
typename enable_if |
3876 |
|
|
< |
3877 |
|
|
!is_array<_Yp>::value && |
3878 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3879 |
|
|
shared_ptr& |
3880 |
|
|
>::type |
3881 |
|
|
operator=(auto_ptr<_Yp> __r); |
3882 |
|
|
#endif |
3883 |
|
|
template <class _Yp, class _Dp> |
3884 |
|
|
typename enable_if |
3885 |
|
|
< |
3886 |
|
|
!is_array<_Yp>::value && |
3887 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
3888 |
|
|
shared_ptr& |
3889 |
|
|
>::type |
3890 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3891 |
|
|
operator=(unique_ptr<_Yp, _Dp>&& __r); |
3892 |
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
3893 |
|
|
operator=(unique_ptr<_Yp, _Dp> __r); |
3894 |
|
|
#endif |
3895 |
|
|
|
3896 |
|
|
void swap(shared_ptr& __r) _NOEXCEPT; |
3897 |
|
|
void reset() _NOEXCEPT; |
3898 |
|
|
template<class _Yp> |
3899 |
|
|
typename enable_if |
3900 |
|
|
< |
3901 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3902 |
|
|
void |
3903 |
|
|
>::type |
3904 |
|
|
reset(_Yp* __p); |
3905 |
|
|
template<class _Yp, class _Dp> |
3906 |
|
|
typename enable_if |
3907 |
|
|
< |
3908 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3909 |
|
|
void |
3910 |
|
|
>::type |
3911 |
|
|
reset(_Yp* __p, _Dp __d); |
3912 |
|
|
template<class _Yp, class _Dp, class _Alloc> |
3913 |
|
|
typename enable_if |
3914 |
|
|
< |
3915 |
|
|
is_convertible<_Yp*, element_type*>::value, |
3916 |
|
|
void |
3917 |
|
|
>::type |
3918 |
|
|
reset(_Yp* __p, _Dp __d, _Alloc __a); |
3919 |
|
|
|
3920 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3921 |
|
|
element_type* get() const _NOEXCEPT {return __ptr_;} |
3922 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3923 |
|
|
typename add_lvalue_reference<element_type>::type operator*() const _NOEXCEPT |
3924 |
|
|
{return *__ptr_;} |
3925 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3926 |
|
|
element_type* operator->() const _NOEXCEPT {return __ptr_;} |
3927 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3928 |
|
|
long use_count() const _NOEXCEPT {return __cntrl_ ? __cntrl_->use_count() : 0;} |
3929 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3930 |
|
|
bool unique() const _NOEXCEPT {return use_count() == 1;} |
3931 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3932 |
|
|
_LIBCPP_EXPLICIT operator bool() const _NOEXCEPT {return get() != 0;} |
3933 |
|
|
template <class _Up> |
3934 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3935 |
|
|
bool owner_before(shared_ptr<_Up> const& __p) const |
3936 |
|
|
{return __cntrl_ < __p.__cntrl_;} |
3937 |
|
|
template <class _Up> |
3938 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3939 |
|
|
bool owner_before(weak_ptr<_Up> const& __p) const |
3940 |
|
|
{return __cntrl_ < __p.__cntrl_;} |
3941 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY |
3942 |
|
|
bool |
3943 |
|
|
__owner_equivalent(const shared_ptr& __p) const |
3944 |
|
|
{return __cntrl_ == __p.__cntrl_;} |
3945 |
laffer1 |
5071 |
|
3946 |
|
|
#ifndef _LIBCPP_NO_RTTI |
3947 |
|
|
template <class _Dp> |
3948 |
|
|
_LIBCPP_INLINE_VISIBILITY |
3949 |
|
|
_Dp* __get_deleter() const _NOEXCEPT |
3950 |
|
|
{return (_Dp*)(__cntrl_ ? __cntrl_->__get_deleter(typeid(_Dp)) : 0);} |
3951 |
|
|
#endif // _LIBCPP_NO_RTTI |
3952 |
|
|
|
3953 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
3954 |
|
|
|
3955 |
|
|
template<class ..._Args> |
3956 |
|
|
static |
3957 |
|
|
shared_ptr<_Tp> |
3958 |
|
|
make_shared(_Args&& ...__args); |
3959 |
|
|
|
3960 |
|
|
template<class _Alloc, class ..._Args> |
3961 |
|
|
static |
3962 |
|
|
shared_ptr<_Tp> |
3963 |
|
|
allocate_shared(const _Alloc& __a, _Args&& ...__args); |
3964 |
|
|
|
3965 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
3966 |
|
|
|
3967 |
|
|
static shared_ptr<_Tp> make_shared(); |
3968 |
|
|
|
3969 |
|
|
template<class _A0> |
3970 |
|
|
static shared_ptr<_Tp> make_shared(_A0&); |
3971 |
|
|
|
3972 |
|
|
template<class _A0, class _A1> |
3973 |
|
|
static shared_ptr<_Tp> make_shared(_A0&, _A1&); |
3974 |
|
|
|
3975 |
|
|
template<class _A0, class _A1, class _A2> |
3976 |
|
|
static shared_ptr<_Tp> make_shared(_A0&, _A1&, _A2&); |
3977 |
|
|
|
3978 |
|
|
template<class _Alloc> |
3979 |
|
|
static shared_ptr<_Tp> |
3980 |
|
|
allocate_shared(const _Alloc& __a); |
3981 |
|
|
|
3982 |
|
|
template<class _Alloc, class _A0> |
3983 |
|
|
static shared_ptr<_Tp> |
3984 |
|
|
allocate_shared(const _Alloc& __a, _A0& __a0); |
3985 |
|
|
|
3986 |
|
|
template<class _Alloc, class _A0, class _A1> |
3987 |
|
|
static shared_ptr<_Tp> |
3988 |
|
|
allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1); |
3989 |
|
|
|
3990 |
|
|
template<class _Alloc, class _A0, class _A1, class _A2> |
3991 |
|
|
static shared_ptr<_Tp> |
3992 |
|
|
allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1, _A2& __a2); |
3993 |
|
|
|
3994 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
3995 |
|
|
|
3996 |
|
|
private: |
3997 |
|
|
|
3998 |
|
|
template <class _Yp> |
3999 |
|
|
_LIBCPP_INLINE_VISIBILITY |
4000 |
|
|
void |
4001 |
|
|
__enable_weak_this(const enable_shared_from_this<_Yp>* __e) _NOEXCEPT |
4002 |
|
|
{ |
4003 |
|
|
if (__e) |
4004 |
|
|
__e->__weak_this_ = *this; |
4005 |
|
|
} |
4006 |
|
|
|
4007 |
|
|
_LIBCPP_INLINE_VISIBILITY |
4008 |
|
|
void __enable_weak_this(const void*) _NOEXCEPT {} |
4009 |
|
|
|
4010 |
laffer1 |
7452 |
template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY shared_ptr; |
4011 |
|
|
template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY weak_ptr; |
4012 |
laffer1 |
5071 |
}; |
4013 |
|
|
|
4014 |
|
|
template<class _Tp> |
4015 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4016 |
laffer1 |
7405 |
_LIBCPP_CONSTEXPR |
4017 |
laffer1 |
5071 |
shared_ptr<_Tp>::shared_ptr() _NOEXCEPT |
4018 |
|
|
: __ptr_(0), |
4019 |
|
|
__cntrl_(0) |
4020 |
|
|
{ |
4021 |
|
|
} |
4022 |
|
|
|
4023 |
|
|
template<class _Tp> |
4024 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4025 |
laffer1 |
7405 |
_LIBCPP_CONSTEXPR |
4026 |
laffer1 |
5071 |
shared_ptr<_Tp>::shared_ptr(nullptr_t) _NOEXCEPT |
4027 |
|
|
: __ptr_(0), |
4028 |
|
|
__cntrl_(0) |
4029 |
|
|
{ |
4030 |
|
|
} |
4031 |
|
|
|
4032 |
|
|
template<class _Tp> |
4033 |
laffer1 |
7452 |
template<class _Yp> |
4034 |
|
|
shared_ptr<_Tp>::shared_ptr(_Yp* __p, |
4035 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type) |
4036 |
laffer1 |
5071 |
: __ptr_(__p) |
4037 |
|
|
{ |
4038 |
|
|
unique_ptr<_Yp> __hold(__p); |
4039 |
|
|
typedef __shared_ptr_pointer<_Yp*, default_delete<_Yp>, allocator<_Yp> > _CntrlBlk; |
4040 |
|
|
__cntrl_ = new _CntrlBlk(__p, default_delete<_Yp>(), allocator<_Yp>()); |
4041 |
|
|
__hold.release(); |
4042 |
|
|
__enable_weak_this(__p); |
4043 |
|
|
} |
4044 |
|
|
|
4045 |
|
|
template<class _Tp> |
4046 |
laffer1 |
7452 |
template<class _Yp, class _Dp> |
4047 |
|
|
shared_ptr<_Tp>::shared_ptr(_Yp* __p, _Dp __d, |
4048 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type) |
4049 |
laffer1 |
5071 |
: __ptr_(__p) |
4050 |
|
|
{ |
4051 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4052 |
|
|
try |
4053 |
|
|
{ |
4054 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4055 |
|
|
typedef __shared_ptr_pointer<_Yp*, _Dp, allocator<_Yp> > _CntrlBlk; |
4056 |
|
|
__cntrl_ = new _CntrlBlk(__p, __d, allocator<_Yp>()); |
4057 |
|
|
__enable_weak_this(__p); |
4058 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4059 |
|
|
} |
4060 |
|
|
catch (...) |
4061 |
|
|
{ |
4062 |
|
|
__d(__p); |
4063 |
|
|
throw; |
4064 |
|
|
} |
4065 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4066 |
|
|
} |
4067 |
|
|
|
4068 |
|
|
template<class _Tp> |
4069 |
|
|
template<class _Dp> |
4070 |
|
|
shared_ptr<_Tp>::shared_ptr(nullptr_t __p, _Dp __d) |
4071 |
|
|
: __ptr_(0) |
4072 |
|
|
{ |
4073 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4074 |
|
|
try |
4075 |
|
|
{ |
4076 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4077 |
|
|
typedef __shared_ptr_pointer<nullptr_t, _Dp, allocator<_Tp> > _CntrlBlk; |
4078 |
|
|
__cntrl_ = new _CntrlBlk(__p, __d, allocator<_Tp>()); |
4079 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4080 |
|
|
} |
4081 |
|
|
catch (...) |
4082 |
|
|
{ |
4083 |
|
|
__d(__p); |
4084 |
|
|
throw; |
4085 |
|
|
} |
4086 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4087 |
|
|
} |
4088 |
|
|
|
4089 |
|
|
template<class _Tp> |
4090 |
laffer1 |
7452 |
template<class _Yp, class _Dp, class _Alloc> |
4091 |
|
|
shared_ptr<_Tp>::shared_ptr(_Yp* __p, _Dp __d, _Alloc __a, |
4092 |
|
|
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type) |
4093 |
laffer1 |
5071 |
: __ptr_(__p) |
4094 |
|
|
{ |
4095 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4096 |
|
|
try |
4097 |
|
|
{ |
4098 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4099 |
|
|
typedef __shared_ptr_pointer<_Yp*, _Dp, _Alloc> _CntrlBlk; |
4100 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _A2; |
4101 |
laffer1 |
5071 |
typedef __allocator_destructor<_A2> _D2; |
4102 |
|
|
_A2 __a2(__a); |
4103 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__a2.allocate(1), _D2(__a2, 1)); |
4104 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4105 |
|
|
_CntrlBlk(__p, __d, __a); |
4106 |
|
|
__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4107 |
laffer1 |
5071 |
__enable_weak_this(__p); |
4108 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4109 |
|
|
} |
4110 |
|
|
catch (...) |
4111 |
|
|
{ |
4112 |
|
|
__d(__p); |
4113 |
|
|
throw; |
4114 |
|
|
} |
4115 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4116 |
|
|
} |
4117 |
|
|
|
4118 |
|
|
template<class _Tp> |
4119 |
|
|
template<class _Dp, class _Alloc> |
4120 |
|
|
shared_ptr<_Tp>::shared_ptr(nullptr_t __p, _Dp __d, _Alloc __a) |
4121 |
|
|
: __ptr_(0) |
4122 |
|
|
{ |
4123 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
4124 |
|
|
try |
4125 |
|
|
{ |
4126 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4127 |
|
|
typedef __shared_ptr_pointer<nullptr_t, _Dp, _Alloc> _CntrlBlk; |
4128 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _A2; |
4129 |
laffer1 |
5071 |
typedef __allocator_destructor<_A2> _D2; |
4130 |
|
|
_A2 __a2(__a); |
4131 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__a2.allocate(1), _D2(__a2, 1)); |
4132 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4133 |
|
|
_CntrlBlk(__p, __d, __a); |
4134 |
|
|
__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4135 |
laffer1 |
5071 |
#ifndef _LIBCPP_NO_EXCEPTIONS |
4136 |
|
|
} |
4137 |
|
|
catch (...) |
4138 |
|
|
{ |
4139 |
|
|
__d(__p); |
4140 |
|
|
throw; |
4141 |
|
|
} |
4142 |
|
|
#endif // _LIBCPP_NO_EXCEPTIONS |
4143 |
|
|
} |
4144 |
|
|
|
4145 |
|
|
template<class _Tp> |
4146 |
|
|
template<class _Yp> |
4147 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4148 |
|
|
shared_ptr<_Tp>::shared_ptr(const shared_ptr<_Yp>& __r, element_type *__p) _NOEXCEPT |
4149 |
|
|
: __ptr_(__p), |
4150 |
|
|
__cntrl_(__r.__cntrl_) |
4151 |
|
|
{ |
4152 |
|
|
if (__cntrl_) |
4153 |
|
|
__cntrl_->__add_shared(); |
4154 |
|
|
} |
4155 |
|
|
|
4156 |
|
|
template<class _Tp> |
4157 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4158 |
|
|
shared_ptr<_Tp>::shared_ptr(const shared_ptr& __r) _NOEXCEPT |
4159 |
|
|
: __ptr_(__r.__ptr_), |
4160 |
|
|
__cntrl_(__r.__cntrl_) |
4161 |
|
|
{ |
4162 |
|
|
if (__cntrl_) |
4163 |
|
|
__cntrl_->__add_shared(); |
4164 |
|
|
} |
4165 |
|
|
|
4166 |
|
|
template<class _Tp> |
4167 |
|
|
template<class _Yp> |
4168 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4169 |
|
|
shared_ptr<_Tp>::shared_ptr(const shared_ptr<_Yp>& __r, |
4170 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat>::type) |
4171 |
|
|
_NOEXCEPT |
4172 |
|
|
: __ptr_(__r.__ptr_), |
4173 |
|
|
__cntrl_(__r.__cntrl_) |
4174 |
|
|
{ |
4175 |
|
|
if (__cntrl_) |
4176 |
|
|
__cntrl_->__add_shared(); |
4177 |
|
|
} |
4178 |
|
|
|
4179 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4180 |
|
|
|
4181 |
|
|
template<class _Tp> |
4182 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4183 |
|
|
shared_ptr<_Tp>::shared_ptr(shared_ptr&& __r) _NOEXCEPT |
4184 |
|
|
: __ptr_(__r.__ptr_), |
4185 |
|
|
__cntrl_(__r.__cntrl_) |
4186 |
|
|
{ |
4187 |
|
|
__r.__ptr_ = 0; |
4188 |
|
|
__r.__cntrl_ = 0; |
4189 |
|
|
} |
4190 |
|
|
|
4191 |
|
|
template<class _Tp> |
4192 |
|
|
template<class _Yp> |
4193 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4194 |
|
|
shared_ptr<_Tp>::shared_ptr(shared_ptr<_Yp>&& __r, |
4195 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat>::type) |
4196 |
|
|
_NOEXCEPT |
4197 |
|
|
: __ptr_(__r.__ptr_), |
4198 |
|
|
__cntrl_(__r.__cntrl_) |
4199 |
|
|
{ |
4200 |
|
|
__r.__ptr_ = 0; |
4201 |
|
|
__r.__cntrl_ = 0; |
4202 |
|
|
} |
4203 |
|
|
|
4204 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4205 |
|
|
|
4206 |
|
|
template<class _Tp> |
4207 |
laffer1 |
7452 |
template<class _Yp> |
4208 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4209 |
laffer1 |
7452 |
shared_ptr<_Tp>::shared_ptr(auto_ptr<_Yp>&& __r, |
4210 |
laffer1 |
5071 |
#else |
4211 |
laffer1 |
7452 |
shared_ptr<_Tp>::shared_ptr(auto_ptr<_Yp> __r, |
4212 |
laffer1 |
5071 |
#endif |
4213 |
laffer1 |
7452 |
typename enable_if<is_convertible<_Yp*, element_type*>::value, __nat>::type) |
4214 |
laffer1 |
5071 |
: __ptr_(__r.get()) |
4215 |
|
|
{ |
4216 |
|
|
typedef __shared_ptr_pointer<_Yp*, default_delete<_Yp>, allocator<_Yp> > _CntrlBlk; |
4217 |
|
|
__cntrl_ = new _CntrlBlk(__r.get(), default_delete<_Yp>(), allocator<_Yp>()); |
4218 |
|
|
__enable_weak_this(__r.get()); |
4219 |
|
|
__r.release(); |
4220 |
|
|
} |
4221 |
|
|
|
4222 |
|
|
template<class _Tp> |
4223 |
laffer1 |
7452 |
template <class _Yp, class _Dp> |
4224 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4225 |
|
|
shared_ptr<_Tp>::shared_ptr(unique_ptr<_Yp, _Dp>&& __r, |
4226 |
|
|
#else |
4227 |
|
|
shared_ptr<_Tp>::shared_ptr(unique_ptr<_Yp, _Dp> __r, |
4228 |
|
|
#endif |
4229 |
laffer1 |
7452 |
typename enable_if |
4230 |
|
|
< |
4231 |
|
|
!is_lvalue_reference<_Dp>::value && |
4232 |
|
|
!is_array<_Yp>::value && |
4233 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
4234 |
|
|
__nat |
4235 |
|
|
>::type) |
4236 |
laffer1 |
5071 |
: __ptr_(__r.get()) |
4237 |
|
|
{ |
4238 |
|
|
typedef __shared_ptr_pointer<_Yp*, _Dp, allocator<_Yp> > _CntrlBlk; |
4239 |
|
|
__cntrl_ = new _CntrlBlk(__r.get(), __r.get_deleter(), allocator<_Yp>()); |
4240 |
|
|
__enable_weak_this(__r.get()); |
4241 |
|
|
__r.release(); |
4242 |
|
|
} |
4243 |
|
|
|
4244 |
|
|
template<class _Tp> |
4245 |
laffer1 |
7452 |
template <class _Yp, class _Dp> |
4246 |
laffer1 |
5071 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4247 |
|
|
shared_ptr<_Tp>::shared_ptr(unique_ptr<_Yp, _Dp>&& __r, |
4248 |
|
|
#else |
4249 |
|
|
shared_ptr<_Tp>::shared_ptr(unique_ptr<_Yp, _Dp> __r, |
4250 |
|
|
#endif |
4251 |
laffer1 |
7452 |
typename enable_if |
4252 |
|
|
< |
4253 |
|
|
is_lvalue_reference<_Dp>::value && |
4254 |
|
|
!is_array<_Yp>::value && |
4255 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, element_type*>::value, |
4256 |
|
|
__nat |
4257 |
|
|
>::type) |
4258 |
laffer1 |
5071 |
: __ptr_(__r.get()) |
4259 |
|
|
{ |
4260 |
|
|
typedef __shared_ptr_pointer<_Yp*, |
4261 |
|
|
reference_wrapper<typename remove_reference<_Dp>::type>, |
4262 |
|
|
allocator<_Yp> > _CntrlBlk; |
4263 |
|
|
__cntrl_ = new _CntrlBlk(__r.get(), ref(__r.get_deleter()), allocator<_Yp>()); |
4264 |
|
|
__enable_weak_this(__r.get()); |
4265 |
|
|
__r.release(); |
4266 |
|
|
} |
4267 |
|
|
|
4268 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
4269 |
|
|
|
4270 |
|
|
template<class _Tp> |
4271 |
|
|
template<class ..._Args> |
4272 |
|
|
shared_ptr<_Tp> |
4273 |
|
|
shared_ptr<_Tp>::make_shared(_Args&& ...__args) |
4274 |
|
|
{ |
4275 |
|
|
typedef __shared_ptr_emplace<_Tp, allocator<_Tp> > _CntrlBlk; |
4276 |
|
|
typedef allocator<_CntrlBlk> _A2; |
4277 |
|
|
typedef __allocator_destructor<_A2> _D2; |
4278 |
|
|
_A2 __a2; |
4279 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__a2.allocate(1), _D2(__a2, 1)); |
4280 |
|
|
::new(__hold2.get()) _CntrlBlk(__a2, _VSTD::forward<_Args>(__args)...); |
4281 |
|
|
shared_ptr<_Tp> __r; |
4282 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4283 |
|
|
__r.__cntrl_ = __hold2.release(); |
4284 |
|
|
__r.__enable_weak_this(__r.__ptr_); |
4285 |
|
|
return __r; |
4286 |
|
|
} |
4287 |
|
|
|
4288 |
|
|
template<class _Tp> |
4289 |
|
|
template<class _Alloc, class ..._Args> |
4290 |
|
|
shared_ptr<_Tp> |
4291 |
|
|
shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _Args&& ...__args) |
4292 |
|
|
{ |
4293 |
|
|
typedef __shared_ptr_emplace<_Tp, _Alloc> _CntrlBlk; |
4294 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _A2; |
4295 |
laffer1 |
5071 |
typedef __allocator_destructor<_A2> _D2; |
4296 |
|
|
_A2 __a2(__a); |
4297 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__a2.allocate(1), _D2(__a2, 1)); |
4298 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4299 |
|
|
_CntrlBlk(__a, _VSTD::forward<_Args>(__args)...); |
4300 |
laffer1 |
5071 |
shared_ptr<_Tp> __r; |
4301 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4302 |
laffer1 |
7452 |
__r.__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4303 |
laffer1 |
5071 |
__r.__enable_weak_this(__r.__ptr_); |
4304 |
|
|
return __r; |
4305 |
|
|
} |
4306 |
|
|
|
4307 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
4308 |
|
|
|
4309 |
|
|
template<class _Tp> |
4310 |
|
|
shared_ptr<_Tp> |
4311 |
|
|
shared_ptr<_Tp>::make_shared() |
4312 |
|
|
{ |
4313 |
|
|
typedef __shared_ptr_emplace<_Tp, allocator<_Tp> > _CntrlBlk; |
4314 |
|
|
typedef allocator<_CntrlBlk> _Alloc2; |
4315 |
|
|
typedef __allocator_destructor<_Alloc2> _D2; |
4316 |
|
|
_Alloc2 __alloc2; |
4317 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4318 |
|
|
::new(__hold2.get()) _CntrlBlk(__alloc2); |
4319 |
|
|
shared_ptr<_Tp> __r; |
4320 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4321 |
|
|
__r.__cntrl_ = __hold2.release(); |
4322 |
|
|
__r.__enable_weak_this(__r.__ptr_); |
4323 |
|
|
return __r; |
4324 |
|
|
} |
4325 |
|
|
|
4326 |
|
|
template<class _Tp> |
4327 |
|
|
template<class _A0> |
4328 |
|
|
shared_ptr<_Tp> |
4329 |
|
|
shared_ptr<_Tp>::make_shared(_A0& __a0) |
4330 |
|
|
{ |
4331 |
|
|
typedef __shared_ptr_emplace<_Tp, allocator<_Tp> > _CntrlBlk; |
4332 |
|
|
typedef allocator<_CntrlBlk> _Alloc2; |
4333 |
|
|
typedef __allocator_destructor<_Alloc2> _D2; |
4334 |
|
|
_Alloc2 __alloc2; |
4335 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4336 |
|
|
::new(__hold2.get()) _CntrlBlk(__alloc2, __a0); |
4337 |
|
|
shared_ptr<_Tp> __r; |
4338 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4339 |
|
|
__r.__cntrl_ = __hold2.release(); |
4340 |
|
|
__r.__enable_weak_this(__r.__ptr_); |
4341 |
|
|
return __r; |
4342 |
|
|
} |
4343 |
|
|
|
4344 |
|
|
template<class _Tp> |
4345 |
|
|
template<class _A0, class _A1> |
4346 |
|
|
shared_ptr<_Tp> |
4347 |
|
|
shared_ptr<_Tp>::make_shared(_A0& __a0, _A1& __a1) |
4348 |
|
|
{ |
4349 |
|
|
typedef __shared_ptr_emplace<_Tp, allocator<_Tp> > _CntrlBlk; |
4350 |
|
|
typedef allocator<_CntrlBlk> _Alloc2; |
4351 |
|
|
typedef __allocator_destructor<_Alloc2> _D2; |
4352 |
|
|
_Alloc2 __alloc2; |
4353 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4354 |
|
|
::new(__hold2.get()) _CntrlBlk(__alloc2, __a0, __a1); |
4355 |
|
|
shared_ptr<_Tp> __r; |
4356 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4357 |
|
|
__r.__cntrl_ = __hold2.release(); |
4358 |
|
|
__r.__enable_weak_this(__r.__ptr_); |
4359 |
|
|
return __r; |
4360 |
|
|
} |
4361 |
|
|
|
4362 |
|
|
template<class _Tp> |
4363 |
|
|
template<class _A0, class _A1, class _A2> |
4364 |
|
|
shared_ptr<_Tp> |
4365 |
|
|
shared_ptr<_Tp>::make_shared(_A0& __a0, _A1& __a1, _A2& __a2) |
4366 |
|
|
{ |
4367 |
|
|
typedef __shared_ptr_emplace<_Tp, allocator<_Tp> > _CntrlBlk; |
4368 |
|
|
typedef allocator<_CntrlBlk> _Alloc2; |
4369 |
|
|
typedef __allocator_destructor<_Alloc2> _D2; |
4370 |
|
|
_Alloc2 __alloc2; |
4371 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4372 |
|
|
::new(__hold2.get()) _CntrlBlk(__alloc2, __a0, __a1, __a2); |
4373 |
|
|
shared_ptr<_Tp> __r; |
4374 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4375 |
|
|
__r.__cntrl_ = __hold2.release(); |
4376 |
|
|
__r.__enable_weak_this(__r.__ptr_); |
4377 |
|
|
return __r; |
4378 |
|
|
} |
4379 |
|
|
|
4380 |
|
|
template<class _Tp> |
4381 |
|
|
template<class _Alloc> |
4382 |
|
|
shared_ptr<_Tp> |
4383 |
|
|
shared_ptr<_Tp>::allocate_shared(const _Alloc& __a) |
4384 |
|
|
{ |
4385 |
|
|
typedef __shared_ptr_emplace<_Tp, _Alloc> _CntrlBlk; |
4386 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _Alloc2; |
4387 |
laffer1 |
5071 |
typedef __allocator_destructor<_Alloc2> _D2; |
4388 |
|
|
_Alloc2 __alloc2(__a); |
4389 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4390 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4391 |
|
|
_CntrlBlk(__a); |
4392 |
laffer1 |
5071 |
shared_ptr<_Tp> __r; |
4393 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4394 |
laffer1 |
7452 |
__r.__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4395 |
laffer1 |
5071 |
__r.__enable_weak_this(__r.__ptr_); |
4396 |
|
|
return __r; |
4397 |
|
|
} |
4398 |
|
|
|
4399 |
|
|
template<class _Tp> |
4400 |
|
|
template<class _Alloc, class _A0> |
4401 |
|
|
shared_ptr<_Tp> |
4402 |
|
|
shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _A0& __a0) |
4403 |
|
|
{ |
4404 |
|
|
typedef __shared_ptr_emplace<_Tp, _Alloc> _CntrlBlk; |
4405 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _Alloc2; |
4406 |
laffer1 |
5071 |
typedef __allocator_destructor<_Alloc2> _D2; |
4407 |
|
|
_Alloc2 __alloc2(__a); |
4408 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4409 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4410 |
|
|
_CntrlBlk(__a, __a0); |
4411 |
laffer1 |
5071 |
shared_ptr<_Tp> __r; |
4412 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4413 |
laffer1 |
7452 |
__r.__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4414 |
laffer1 |
5071 |
__r.__enable_weak_this(__r.__ptr_); |
4415 |
|
|
return __r; |
4416 |
|
|
} |
4417 |
|
|
|
4418 |
|
|
template<class _Tp> |
4419 |
|
|
template<class _Alloc, class _A0, class _A1> |
4420 |
|
|
shared_ptr<_Tp> |
4421 |
|
|
shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1) |
4422 |
|
|
{ |
4423 |
|
|
typedef __shared_ptr_emplace<_Tp, _Alloc> _CntrlBlk; |
4424 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _Alloc2; |
4425 |
laffer1 |
5071 |
typedef __allocator_destructor<_Alloc2> _D2; |
4426 |
|
|
_Alloc2 __alloc2(__a); |
4427 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4428 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4429 |
|
|
_CntrlBlk(__a, __a0, __a1); |
4430 |
laffer1 |
5071 |
shared_ptr<_Tp> __r; |
4431 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4432 |
laffer1 |
7452 |
__r.__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4433 |
laffer1 |
5071 |
__r.__enable_weak_this(__r.__ptr_); |
4434 |
|
|
return __r; |
4435 |
|
|
} |
4436 |
|
|
|
4437 |
|
|
template<class _Tp> |
4438 |
|
|
template<class _Alloc, class _A0, class _A1, class _A2> |
4439 |
|
|
shared_ptr<_Tp> |
4440 |
|
|
shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1, _A2& __a2) |
4441 |
|
|
{ |
4442 |
|
|
typedef __shared_ptr_emplace<_Tp, _Alloc> _CntrlBlk; |
4443 |
laffer1 |
7452 |
typedef typename __allocator_traits_rebind<_Alloc, _CntrlBlk>::type _Alloc2; |
4444 |
laffer1 |
5071 |
typedef __allocator_destructor<_Alloc2> _D2; |
4445 |
|
|
_Alloc2 __alloc2(__a); |
4446 |
|
|
unique_ptr<_CntrlBlk, _D2> __hold2(__alloc2.allocate(1), _D2(__alloc2, 1)); |
4447 |
laffer1 |
7452 |
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get()))) |
4448 |
|
|
_CntrlBlk(__a, __a0, __a1, __a2); |
4449 |
laffer1 |
5071 |
shared_ptr<_Tp> __r; |
4450 |
|
|
__r.__ptr_ = __hold2.get()->get(); |
4451 |
laffer1 |
7452 |
__r.__cntrl_ = _VSTD::addressof(*__hold2.release()); |
4452 |
laffer1 |
5071 |
__r.__enable_weak_this(__r.__ptr_); |
4453 |
|
|
return __r; |
4454 |
|
|
} |
4455 |
|
|
|
4456 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
4457 |
|
|
|
4458 |
|
|
template<class _Tp> |
4459 |
|
|
shared_ptr<_Tp>::~shared_ptr() |
4460 |
|
|
{ |
4461 |
|
|
if (__cntrl_) |
4462 |
|
|
__cntrl_->__release_shared(); |
4463 |
|
|
} |
4464 |
|
|
|
4465 |
|
|
template<class _Tp> |
4466 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4467 |
|
|
shared_ptr<_Tp>& |
4468 |
|
|
shared_ptr<_Tp>::operator=(const shared_ptr& __r) _NOEXCEPT |
4469 |
|
|
{ |
4470 |
|
|
shared_ptr(__r).swap(*this); |
4471 |
|
|
return *this; |
4472 |
|
|
} |
4473 |
|
|
|
4474 |
|
|
template<class _Tp> |
4475 |
|
|
template<class _Yp> |
4476 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4477 |
|
|
typename enable_if |
4478 |
|
|
< |
4479 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4480 |
|
|
shared_ptr<_Tp>& |
4481 |
|
|
>::type |
4482 |
|
|
shared_ptr<_Tp>::operator=(const shared_ptr<_Yp>& __r) _NOEXCEPT |
4483 |
|
|
{ |
4484 |
|
|
shared_ptr(__r).swap(*this); |
4485 |
|
|
return *this; |
4486 |
|
|
} |
4487 |
|
|
|
4488 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4489 |
|
|
|
4490 |
|
|
template<class _Tp> |
4491 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4492 |
|
|
shared_ptr<_Tp>& |
4493 |
|
|
shared_ptr<_Tp>::operator=(shared_ptr&& __r) _NOEXCEPT |
4494 |
|
|
{ |
4495 |
|
|
shared_ptr(_VSTD::move(__r)).swap(*this); |
4496 |
|
|
return *this; |
4497 |
|
|
} |
4498 |
|
|
|
4499 |
|
|
template<class _Tp> |
4500 |
|
|
template<class _Yp> |
4501 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4502 |
|
|
typename enable_if |
4503 |
|
|
< |
4504 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4505 |
|
|
shared_ptr<_Tp>& |
4506 |
|
|
>::type |
4507 |
|
|
shared_ptr<_Tp>::operator=(shared_ptr<_Yp>&& __r) |
4508 |
|
|
{ |
4509 |
|
|
shared_ptr(_VSTD::move(__r)).swap(*this); |
4510 |
|
|
return *this; |
4511 |
|
|
} |
4512 |
|
|
|
4513 |
|
|
template<class _Tp> |
4514 |
|
|
template<class _Yp> |
4515 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4516 |
|
|
typename enable_if |
4517 |
|
|
< |
4518 |
|
|
!is_array<_Yp>::value && |
4519 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4520 |
laffer1 |
7452 |
shared_ptr<_Tp> |
4521 |
|
|
>::type& |
4522 |
laffer1 |
5071 |
shared_ptr<_Tp>::operator=(auto_ptr<_Yp>&& __r) |
4523 |
|
|
{ |
4524 |
|
|
shared_ptr(_VSTD::move(__r)).swap(*this); |
4525 |
|
|
return *this; |
4526 |
|
|
} |
4527 |
|
|
|
4528 |
|
|
template<class _Tp> |
4529 |
|
|
template <class _Yp, class _Dp> |
4530 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4531 |
|
|
typename enable_if |
4532 |
|
|
< |
4533 |
|
|
!is_array<_Yp>::value && |
4534 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, _Tp*>::value, |
4535 |
|
|
shared_ptr<_Tp>& |
4536 |
|
|
>::type |
4537 |
|
|
shared_ptr<_Tp>::operator=(unique_ptr<_Yp, _Dp>&& __r) |
4538 |
|
|
{ |
4539 |
|
|
shared_ptr(_VSTD::move(__r)).swap(*this); |
4540 |
|
|
return *this; |
4541 |
|
|
} |
4542 |
|
|
|
4543 |
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4544 |
|
|
|
4545 |
|
|
template<class _Tp> |
4546 |
|
|
template<class _Yp> |
4547 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4548 |
|
|
typename enable_if |
4549 |
|
|
< |
4550 |
|
|
!is_array<_Yp>::value && |
4551 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4552 |
|
|
shared_ptr<_Tp>& |
4553 |
|
|
>::type |
4554 |
|
|
shared_ptr<_Tp>::operator=(auto_ptr<_Yp> __r) |
4555 |
|
|
{ |
4556 |
|
|
shared_ptr(__r).swap(*this); |
4557 |
|
|
return *this; |
4558 |
|
|
} |
4559 |
|
|
|
4560 |
|
|
template<class _Tp> |
4561 |
|
|
template <class _Yp, class _Dp> |
4562 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4563 |
|
|
typename enable_if |
4564 |
|
|
< |
4565 |
|
|
!is_array<_Yp>::value && |
4566 |
|
|
is_convertible<typename unique_ptr<_Yp, _Dp>::pointer, _Tp*>::value, |
4567 |
|
|
shared_ptr<_Tp>& |
4568 |
|
|
>::type |
4569 |
|
|
shared_ptr<_Tp>::operator=(unique_ptr<_Yp, _Dp> __r) |
4570 |
|
|
{ |
4571 |
|
|
shared_ptr(_VSTD::move(__r)).swap(*this); |
4572 |
|
|
return *this; |
4573 |
|
|
} |
4574 |
|
|
|
4575 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4576 |
|
|
|
4577 |
|
|
template<class _Tp> |
4578 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4579 |
|
|
void |
4580 |
|
|
shared_ptr<_Tp>::swap(shared_ptr& __r) _NOEXCEPT |
4581 |
|
|
{ |
4582 |
|
|
_VSTD::swap(__ptr_, __r.__ptr_); |
4583 |
|
|
_VSTD::swap(__cntrl_, __r.__cntrl_); |
4584 |
|
|
} |
4585 |
|
|
|
4586 |
|
|
template<class _Tp> |
4587 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4588 |
|
|
void |
4589 |
|
|
shared_ptr<_Tp>::reset() _NOEXCEPT |
4590 |
|
|
{ |
4591 |
|
|
shared_ptr().swap(*this); |
4592 |
|
|
} |
4593 |
|
|
|
4594 |
|
|
template<class _Tp> |
4595 |
|
|
template<class _Yp> |
4596 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4597 |
|
|
typename enable_if |
4598 |
|
|
< |
4599 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4600 |
|
|
void |
4601 |
|
|
>::type |
4602 |
|
|
shared_ptr<_Tp>::reset(_Yp* __p) |
4603 |
|
|
{ |
4604 |
|
|
shared_ptr(__p).swap(*this); |
4605 |
|
|
} |
4606 |
|
|
|
4607 |
|
|
template<class _Tp> |
4608 |
|
|
template<class _Yp, class _Dp> |
4609 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4610 |
|
|
typename enable_if |
4611 |
|
|
< |
4612 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4613 |
|
|
void |
4614 |
|
|
>::type |
4615 |
|
|
shared_ptr<_Tp>::reset(_Yp* __p, _Dp __d) |
4616 |
|
|
{ |
4617 |
|
|
shared_ptr(__p, __d).swap(*this); |
4618 |
|
|
} |
4619 |
|
|
|
4620 |
|
|
template<class _Tp> |
4621 |
|
|
template<class _Yp, class _Dp, class _Alloc> |
4622 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4623 |
|
|
typename enable_if |
4624 |
|
|
< |
4625 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
4626 |
|
|
void |
4627 |
|
|
>::type |
4628 |
|
|
shared_ptr<_Tp>::reset(_Yp* __p, _Dp __d, _Alloc __a) |
4629 |
|
|
{ |
4630 |
|
|
shared_ptr(__p, __d, __a).swap(*this); |
4631 |
|
|
} |
4632 |
|
|
|
4633 |
|
|
#ifndef _LIBCPP_HAS_NO_VARIADICS |
4634 |
|
|
|
4635 |
|
|
template<class _Tp, class ..._Args> |
4636 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4637 |
|
|
typename enable_if |
4638 |
|
|
< |
4639 |
|
|
!is_array<_Tp>::value, |
4640 |
|
|
shared_ptr<_Tp> |
4641 |
|
|
>::type |
4642 |
|
|
make_shared(_Args&& ...__args) |
4643 |
|
|
{ |
4644 |
|
|
return shared_ptr<_Tp>::make_shared(_VSTD::forward<_Args>(__args)...); |
4645 |
|
|
} |
4646 |
|
|
|
4647 |
|
|
template<class _Tp, class _Alloc, class ..._Args> |
4648 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4649 |
|
|
typename enable_if |
4650 |
|
|
< |
4651 |
|
|
!is_array<_Tp>::value, |
4652 |
|
|
shared_ptr<_Tp> |
4653 |
|
|
>::type |
4654 |
|
|
allocate_shared(const _Alloc& __a, _Args&& ...__args) |
4655 |
|
|
{ |
4656 |
|
|
return shared_ptr<_Tp>::allocate_shared(__a, _VSTD::forward<_Args>(__args)...); |
4657 |
|
|
} |
4658 |
|
|
|
4659 |
|
|
#else // _LIBCPP_HAS_NO_VARIADICS |
4660 |
|
|
|
4661 |
|
|
template<class _Tp> |
4662 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4663 |
|
|
shared_ptr<_Tp> |
4664 |
|
|
make_shared() |
4665 |
|
|
{ |
4666 |
|
|
return shared_ptr<_Tp>::make_shared(); |
4667 |
|
|
} |
4668 |
|
|
|
4669 |
|
|
template<class _Tp, class _A0> |
4670 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4671 |
|
|
shared_ptr<_Tp> |
4672 |
|
|
make_shared(_A0& __a0) |
4673 |
|
|
{ |
4674 |
|
|
return shared_ptr<_Tp>::make_shared(__a0); |
4675 |
|
|
} |
4676 |
|
|
|
4677 |
|
|
template<class _Tp, class _A0, class _A1> |
4678 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4679 |
|
|
shared_ptr<_Tp> |
4680 |
|
|
make_shared(_A0& __a0, _A1& __a1) |
4681 |
|
|
{ |
4682 |
|
|
return shared_ptr<_Tp>::make_shared(__a0, __a1); |
4683 |
|
|
} |
4684 |
|
|
|
4685 |
|
|
template<class _Tp, class _A0, class _A1, class _A2> |
4686 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4687 |
|
|
shared_ptr<_Tp> |
4688 |
|
|
make_shared(_A0& __a0, _A1& __a1, _A2& __a2) |
4689 |
|
|
{ |
4690 |
|
|
return shared_ptr<_Tp>::make_shared(__a0, __a1, __a2); |
4691 |
|
|
} |
4692 |
|
|
|
4693 |
|
|
template<class _Tp, class _Alloc> |
4694 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4695 |
|
|
shared_ptr<_Tp> |
4696 |
|
|
allocate_shared(const _Alloc& __a) |
4697 |
|
|
{ |
4698 |
|
|
return shared_ptr<_Tp>::allocate_shared(__a); |
4699 |
|
|
} |
4700 |
|
|
|
4701 |
|
|
template<class _Tp, class _Alloc, class _A0> |
4702 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4703 |
|
|
shared_ptr<_Tp> |
4704 |
|
|
allocate_shared(const _Alloc& __a, _A0& __a0) |
4705 |
|
|
{ |
4706 |
|
|
return shared_ptr<_Tp>::allocate_shared(__a, __a0); |
4707 |
|
|
} |
4708 |
|
|
|
4709 |
|
|
template<class _Tp, class _Alloc, class _A0, class _A1> |
4710 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4711 |
|
|
shared_ptr<_Tp> |
4712 |
|
|
allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1) |
4713 |
|
|
{ |
4714 |
|
|
return shared_ptr<_Tp>::allocate_shared(__a, __a0, __a1); |
4715 |
|
|
} |
4716 |
|
|
|
4717 |
|
|
template<class _Tp, class _Alloc, class _A0, class _A1, class _A2> |
4718 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4719 |
|
|
shared_ptr<_Tp> |
4720 |
|
|
allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1, _A2& __a2) |
4721 |
|
|
{ |
4722 |
|
|
return shared_ptr<_Tp>::allocate_shared(__a, __a0, __a1, __a2); |
4723 |
|
|
} |
4724 |
|
|
|
4725 |
|
|
#endif // _LIBCPP_HAS_NO_VARIADICS |
4726 |
|
|
|
4727 |
|
|
template<class _Tp, class _Up> |
4728 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4729 |
|
|
bool |
4730 |
|
|
operator==(const shared_ptr<_Tp>& __x, const shared_ptr<_Up>& __y) _NOEXCEPT |
4731 |
|
|
{ |
4732 |
|
|
return __x.get() == __y.get(); |
4733 |
|
|
} |
4734 |
|
|
|
4735 |
|
|
template<class _Tp, class _Up> |
4736 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4737 |
|
|
bool |
4738 |
|
|
operator!=(const shared_ptr<_Tp>& __x, const shared_ptr<_Up>& __y) _NOEXCEPT |
4739 |
|
|
{ |
4740 |
|
|
return !(__x == __y); |
4741 |
|
|
} |
4742 |
|
|
|
4743 |
|
|
template<class _Tp, class _Up> |
4744 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4745 |
|
|
bool |
4746 |
|
|
operator<(const shared_ptr<_Tp>& __x, const shared_ptr<_Up>& __y) _NOEXCEPT |
4747 |
|
|
{ |
4748 |
|
|
typedef typename common_type<_Tp*, _Up*>::type _V; |
4749 |
|
|
return less<_V>()(__x.get(), __y.get()); |
4750 |
|
|
} |
4751 |
|
|
|
4752 |
|
|
template<class _Tp, class _Up> |
4753 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4754 |
|
|
bool |
4755 |
|
|
operator>(const shared_ptr<_Tp>& __x, const shared_ptr<_Up>& __y) _NOEXCEPT |
4756 |
|
|
{ |
4757 |
|
|
return __y < __x; |
4758 |
|
|
} |
4759 |
|
|
|
4760 |
|
|
template<class _Tp, class _Up> |
4761 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4762 |
|
|
bool |
4763 |
|
|
operator<=(const shared_ptr<_Tp>& __x, const shared_ptr<_Up>& __y) _NOEXCEPT |
4764 |
|
|
{ |
4765 |
|
|
return !(__y < __x); |
4766 |
|
|
} |
4767 |
|
|
|
4768 |
|
|
template<class _Tp, class _Up> |
4769 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4770 |
|
|
bool |
4771 |
|
|
operator>=(const shared_ptr<_Tp>& __x, const shared_ptr<_Up>& __y) _NOEXCEPT |
4772 |
|
|
{ |
4773 |
|
|
return !(__x < __y); |
4774 |
|
|
} |
4775 |
|
|
|
4776 |
|
|
template<class _Tp> |
4777 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4778 |
|
|
bool |
4779 |
|
|
operator==(const shared_ptr<_Tp>& __x, nullptr_t) _NOEXCEPT |
4780 |
|
|
{ |
4781 |
|
|
return !__x; |
4782 |
|
|
} |
4783 |
|
|
|
4784 |
|
|
template<class _Tp> |
4785 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4786 |
|
|
bool |
4787 |
|
|
operator==(nullptr_t, const shared_ptr<_Tp>& __x) _NOEXCEPT |
4788 |
|
|
{ |
4789 |
|
|
return !__x; |
4790 |
|
|
} |
4791 |
|
|
|
4792 |
|
|
template<class _Tp> |
4793 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4794 |
|
|
bool |
4795 |
|
|
operator!=(const shared_ptr<_Tp>& __x, nullptr_t) _NOEXCEPT |
4796 |
|
|
{ |
4797 |
|
|
return static_cast<bool>(__x); |
4798 |
|
|
} |
4799 |
|
|
|
4800 |
|
|
template<class _Tp> |
4801 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4802 |
|
|
bool |
4803 |
|
|
operator!=(nullptr_t, const shared_ptr<_Tp>& __x) _NOEXCEPT |
4804 |
|
|
{ |
4805 |
|
|
return static_cast<bool>(__x); |
4806 |
|
|
} |
4807 |
|
|
|
4808 |
|
|
template<class _Tp> |
4809 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4810 |
|
|
bool |
4811 |
|
|
operator<(const shared_ptr<_Tp>& __x, nullptr_t) _NOEXCEPT |
4812 |
|
|
{ |
4813 |
|
|
return less<_Tp*>()(__x.get(), nullptr); |
4814 |
|
|
} |
4815 |
|
|
|
4816 |
|
|
template<class _Tp> |
4817 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4818 |
|
|
bool |
4819 |
|
|
operator<(nullptr_t, const shared_ptr<_Tp>& __x) _NOEXCEPT |
4820 |
|
|
{ |
4821 |
|
|
return less<_Tp*>()(nullptr, __x.get()); |
4822 |
|
|
} |
4823 |
|
|
|
4824 |
|
|
template<class _Tp> |
4825 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4826 |
|
|
bool |
4827 |
|
|
operator>(const shared_ptr<_Tp>& __x, nullptr_t) _NOEXCEPT |
4828 |
|
|
{ |
4829 |
|
|
return nullptr < __x; |
4830 |
|
|
} |
4831 |
|
|
|
4832 |
|
|
template<class _Tp> |
4833 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4834 |
|
|
bool |
4835 |
|
|
operator>(nullptr_t, const shared_ptr<_Tp>& __x) _NOEXCEPT |
4836 |
|
|
{ |
4837 |
|
|
return __x < nullptr; |
4838 |
|
|
} |
4839 |
|
|
|
4840 |
|
|
template<class _Tp> |
4841 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4842 |
|
|
bool |
4843 |
|
|
operator<=(const shared_ptr<_Tp>& __x, nullptr_t) _NOEXCEPT |
4844 |
|
|
{ |
4845 |
|
|
return !(nullptr < __x); |
4846 |
|
|
} |
4847 |
|
|
|
4848 |
|
|
template<class _Tp> |
4849 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4850 |
|
|
bool |
4851 |
|
|
operator<=(nullptr_t, const shared_ptr<_Tp>& __x) _NOEXCEPT |
4852 |
|
|
{ |
4853 |
|
|
return !(__x < nullptr); |
4854 |
|
|
} |
4855 |
|
|
|
4856 |
|
|
template<class _Tp> |
4857 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4858 |
|
|
bool |
4859 |
|
|
operator>=(const shared_ptr<_Tp>& __x, nullptr_t) _NOEXCEPT |
4860 |
|
|
{ |
4861 |
|
|
return !(__x < nullptr); |
4862 |
|
|
} |
4863 |
|
|
|
4864 |
|
|
template<class _Tp> |
4865 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4866 |
|
|
bool |
4867 |
|
|
operator>=(nullptr_t, const shared_ptr<_Tp>& __x) _NOEXCEPT |
4868 |
|
|
{ |
4869 |
|
|
return !(nullptr < __x); |
4870 |
|
|
} |
4871 |
|
|
|
4872 |
|
|
template<class _Tp> |
4873 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4874 |
|
|
void |
4875 |
|
|
swap(shared_ptr<_Tp>& __x, shared_ptr<_Tp>& __y) _NOEXCEPT |
4876 |
|
|
{ |
4877 |
|
|
__x.swap(__y); |
4878 |
|
|
} |
4879 |
|
|
|
4880 |
|
|
template<class _Tp, class _Up> |
4881 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4882 |
|
|
typename enable_if |
4883 |
|
|
< |
4884 |
|
|
!is_array<_Tp>::value && !is_array<_Up>::value, |
4885 |
|
|
shared_ptr<_Tp> |
4886 |
|
|
>::type |
4887 |
|
|
static_pointer_cast(const shared_ptr<_Up>& __r) _NOEXCEPT |
4888 |
|
|
{ |
4889 |
|
|
return shared_ptr<_Tp>(__r, static_cast<_Tp*>(__r.get())); |
4890 |
|
|
} |
4891 |
|
|
|
4892 |
|
|
template<class _Tp, class _Up> |
4893 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4894 |
|
|
typename enable_if |
4895 |
|
|
< |
4896 |
|
|
!is_array<_Tp>::value && !is_array<_Up>::value, |
4897 |
|
|
shared_ptr<_Tp> |
4898 |
|
|
>::type |
4899 |
|
|
dynamic_pointer_cast(const shared_ptr<_Up>& __r) _NOEXCEPT |
4900 |
|
|
{ |
4901 |
|
|
_Tp* __p = dynamic_cast<_Tp*>(__r.get()); |
4902 |
|
|
return __p ? shared_ptr<_Tp>(__r, __p) : shared_ptr<_Tp>(); |
4903 |
|
|
} |
4904 |
|
|
|
4905 |
|
|
template<class _Tp, class _Up> |
4906 |
|
|
typename enable_if |
4907 |
|
|
< |
4908 |
|
|
is_array<_Tp>::value == is_array<_Up>::value, |
4909 |
|
|
shared_ptr<_Tp> |
4910 |
|
|
>::type |
4911 |
|
|
const_pointer_cast(const shared_ptr<_Up>& __r) _NOEXCEPT |
4912 |
|
|
{ |
4913 |
|
|
typedef typename remove_extent<_Tp>::type _RTp; |
4914 |
|
|
return shared_ptr<_Tp>(__r, const_cast<_RTp*>(__r.get())); |
4915 |
|
|
} |
4916 |
|
|
|
4917 |
|
|
#ifndef _LIBCPP_NO_RTTI |
4918 |
|
|
|
4919 |
|
|
template<class _Dp, class _Tp> |
4920 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
4921 |
|
|
_Dp* |
4922 |
|
|
get_deleter(const shared_ptr<_Tp>& __p) _NOEXCEPT |
4923 |
|
|
{ |
4924 |
|
|
return __p.template __get_deleter<_Dp>(); |
4925 |
|
|
} |
4926 |
|
|
|
4927 |
|
|
#endif // _LIBCPP_NO_RTTI |
4928 |
|
|
|
4929 |
|
|
template<class _Tp> |
4930 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY weak_ptr |
4931 |
laffer1 |
5071 |
{ |
4932 |
|
|
public: |
4933 |
|
|
typedef _Tp element_type; |
4934 |
|
|
private: |
4935 |
|
|
element_type* __ptr_; |
4936 |
|
|
__shared_weak_count* __cntrl_; |
4937 |
|
|
|
4938 |
|
|
public: |
4939 |
laffer1 |
7405 |
_LIBCPP_CONSTEXPR weak_ptr() _NOEXCEPT; |
4940 |
laffer1 |
5071 |
template<class _Yp> weak_ptr(shared_ptr<_Yp> const& __r, |
4941 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat*>::type = 0) |
4942 |
|
|
_NOEXCEPT; |
4943 |
|
|
weak_ptr(weak_ptr const& __r) _NOEXCEPT; |
4944 |
|
|
template<class _Yp> weak_ptr(weak_ptr<_Yp> const& __r, |
4945 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat*>::type = 0) |
4946 |
|
|
_NOEXCEPT; |
4947 |
|
|
|
4948 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4949 |
|
|
weak_ptr(weak_ptr&& __r) _NOEXCEPT; |
4950 |
|
|
template<class _Yp> weak_ptr(weak_ptr<_Yp>&& __r, |
4951 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat*>::type = 0) |
4952 |
|
|
_NOEXCEPT; |
4953 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4954 |
|
|
~weak_ptr(); |
4955 |
|
|
|
4956 |
|
|
weak_ptr& operator=(weak_ptr const& __r) _NOEXCEPT; |
4957 |
|
|
template<class _Yp> |
4958 |
|
|
typename enable_if |
4959 |
|
|
< |
4960 |
|
|
is_convertible<_Yp*, element_type*>::value, |
4961 |
|
|
weak_ptr& |
4962 |
|
|
>::type |
4963 |
|
|
operator=(weak_ptr<_Yp> const& __r) _NOEXCEPT; |
4964 |
|
|
|
4965 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4966 |
|
|
|
4967 |
|
|
weak_ptr& operator=(weak_ptr&& __r) _NOEXCEPT; |
4968 |
|
|
template<class _Yp> |
4969 |
|
|
typename enable_if |
4970 |
|
|
< |
4971 |
|
|
is_convertible<_Yp*, element_type*>::value, |
4972 |
|
|
weak_ptr& |
4973 |
|
|
>::type |
4974 |
|
|
operator=(weak_ptr<_Yp>&& __r) _NOEXCEPT; |
4975 |
|
|
|
4976 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
4977 |
|
|
|
4978 |
|
|
template<class _Yp> |
4979 |
|
|
typename enable_if |
4980 |
|
|
< |
4981 |
|
|
is_convertible<_Yp*, element_type*>::value, |
4982 |
|
|
weak_ptr& |
4983 |
|
|
>::type |
4984 |
|
|
operator=(shared_ptr<_Yp> const& __r) _NOEXCEPT; |
4985 |
|
|
|
4986 |
|
|
void swap(weak_ptr& __r) _NOEXCEPT; |
4987 |
|
|
void reset() _NOEXCEPT; |
4988 |
|
|
|
4989 |
|
|
_LIBCPP_INLINE_VISIBILITY |
4990 |
|
|
long use_count() const _NOEXCEPT |
4991 |
|
|
{return __cntrl_ ? __cntrl_->use_count() : 0;} |
4992 |
|
|
_LIBCPP_INLINE_VISIBILITY |
4993 |
|
|
bool expired() const _NOEXCEPT |
4994 |
|
|
{return __cntrl_ == 0 || __cntrl_->use_count() == 0;} |
4995 |
|
|
shared_ptr<_Tp> lock() const _NOEXCEPT; |
4996 |
|
|
template<class _Up> |
4997 |
|
|
_LIBCPP_INLINE_VISIBILITY |
4998 |
|
|
bool owner_before(const shared_ptr<_Up>& __r) const |
4999 |
|
|
{return __cntrl_ < __r.__cntrl_;} |
5000 |
|
|
template<class _Up> |
5001 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5002 |
|
|
bool owner_before(const weak_ptr<_Up>& __r) const |
5003 |
|
|
{return __cntrl_ < __r.__cntrl_;} |
5004 |
|
|
|
5005 |
laffer1 |
7452 |
template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY weak_ptr; |
5006 |
|
|
template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY shared_ptr; |
5007 |
laffer1 |
5071 |
}; |
5008 |
|
|
|
5009 |
|
|
template<class _Tp> |
5010 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5011 |
laffer1 |
7405 |
_LIBCPP_CONSTEXPR |
5012 |
laffer1 |
5071 |
weak_ptr<_Tp>::weak_ptr() _NOEXCEPT |
5013 |
|
|
: __ptr_(0), |
5014 |
|
|
__cntrl_(0) |
5015 |
|
|
{ |
5016 |
|
|
} |
5017 |
|
|
|
5018 |
|
|
template<class _Tp> |
5019 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5020 |
|
|
weak_ptr<_Tp>::weak_ptr(weak_ptr const& __r) _NOEXCEPT |
5021 |
|
|
: __ptr_(__r.__ptr_), |
5022 |
|
|
__cntrl_(__r.__cntrl_) |
5023 |
|
|
{ |
5024 |
|
|
if (__cntrl_) |
5025 |
|
|
__cntrl_->__add_weak(); |
5026 |
|
|
} |
5027 |
|
|
|
5028 |
|
|
template<class _Tp> |
5029 |
|
|
template<class _Yp> |
5030 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5031 |
|
|
weak_ptr<_Tp>::weak_ptr(shared_ptr<_Yp> const& __r, |
5032 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat*>::type) |
5033 |
|
|
_NOEXCEPT |
5034 |
|
|
: __ptr_(__r.__ptr_), |
5035 |
|
|
__cntrl_(__r.__cntrl_) |
5036 |
|
|
{ |
5037 |
|
|
if (__cntrl_) |
5038 |
|
|
__cntrl_->__add_weak(); |
5039 |
|
|
} |
5040 |
|
|
|
5041 |
|
|
template<class _Tp> |
5042 |
|
|
template<class _Yp> |
5043 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5044 |
|
|
weak_ptr<_Tp>::weak_ptr(weak_ptr<_Yp> const& __r, |
5045 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat*>::type) |
5046 |
|
|
_NOEXCEPT |
5047 |
|
|
: __ptr_(__r.__ptr_), |
5048 |
|
|
__cntrl_(__r.__cntrl_) |
5049 |
|
|
{ |
5050 |
|
|
if (__cntrl_) |
5051 |
|
|
__cntrl_->__add_weak(); |
5052 |
|
|
} |
5053 |
|
|
|
5054 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
5055 |
|
|
|
5056 |
|
|
template<class _Tp> |
5057 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5058 |
|
|
weak_ptr<_Tp>::weak_ptr(weak_ptr&& __r) _NOEXCEPT |
5059 |
|
|
: __ptr_(__r.__ptr_), |
5060 |
|
|
__cntrl_(__r.__cntrl_) |
5061 |
|
|
{ |
5062 |
|
|
__r.__ptr_ = 0; |
5063 |
|
|
__r.__cntrl_ = 0; |
5064 |
|
|
} |
5065 |
|
|
|
5066 |
|
|
template<class _Tp> |
5067 |
|
|
template<class _Yp> |
5068 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5069 |
|
|
weak_ptr<_Tp>::weak_ptr(weak_ptr<_Yp>&& __r, |
5070 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat*>::type) |
5071 |
|
|
_NOEXCEPT |
5072 |
|
|
: __ptr_(__r.__ptr_), |
5073 |
|
|
__cntrl_(__r.__cntrl_) |
5074 |
|
|
{ |
5075 |
|
|
__r.__ptr_ = 0; |
5076 |
|
|
__r.__cntrl_ = 0; |
5077 |
|
|
} |
5078 |
|
|
|
5079 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
5080 |
|
|
|
5081 |
|
|
template<class _Tp> |
5082 |
|
|
weak_ptr<_Tp>::~weak_ptr() |
5083 |
|
|
{ |
5084 |
|
|
if (__cntrl_) |
5085 |
|
|
__cntrl_->__release_weak(); |
5086 |
|
|
} |
5087 |
|
|
|
5088 |
|
|
template<class _Tp> |
5089 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5090 |
|
|
weak_ptr<_Tp>& |
5091 |
|
|
weak_ptr<_Tp>::operator=(weak_ptr const& __r) _NOEXCEPT |
5092 |
|
|
{ |
5093 |
|
|
weak_ptr(__r).swap(*this); |
5094 |
|
|
return *this; |
5095 |
|
|
} |
5096 |
|
|
|
5097 |
|
|
template<class _Tp> |
5098 |
|
|
template<class _Yp> |
5099 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5100 |
|
|
typename enable_if |
5101 |
|
|
< |
5102 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
5103 |
|
|
weak_ptr<_Tp>& |
5104 |
|
|
>::type |
5105 |
|
|
weak_ptr<_Tp>::operator=(weak_ptr<_Yp> const& __r) _NOEXCEPT |
5106 |
|
|
{ |
5107 |
|
|
weak_ptr(__r).swap(*this); |
5108 |
|
|
return *this; |
5109 |
|
|
} |
5110 |
|
|
|
5111 |
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
5112 |
|
|
|
5113 |
|
|
template<class _Tp> |
5114 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5115 |
|
|
weak_ptr<_Tp>& |
5116 |
|
|
weak_ptr<_Tp>::operator=(weak_ptr&& __r) _NOEXCEPT |
5117 |
|
|
{ |
5118 |
|
|
weak_ptr(_VSTD::move(__r)).swap(*this); |
5119 |
|
|
return *this; |
5120 |
|
|
} |
5121 |
|
|
|
5122 |
|
|
template<class _Tp> |
5123 |
|
|
template<class _Yp> |
5124 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5125 |
|
|
typename enable_if |
5126 |
|
|
< |
5127 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
5128 |
|
|
weak_ptr<_Tp>& |
5129 |
|
|
>::type |
5130 |
|
|
weak_ptr<_Tp>::operator=(weak_ptr<_Yp>&& __r) _NOEXCEPT |
5131 |
|
|
{ |
5132 |
|
|
weak_ptr(_VSTD::move(__r)).swap(*this); |
5133 |
|
|
return *this; |
5134 |
|
|
} |
5135 |
|
|
|
5136 |
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
5137 |
|
|
|
5138 |
|
|
template<class _Tp> |
5139 |
|
|
template<class _Yp> |
5140 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5141 |
|
|
typename enable_if |
5142 |
|
|
< |
5143 |
|
|
is_convertible<_Yp*, _Tp*>::value, |
5144 |
|
|
weak_ptr<_Tp>& |
5145 |
|
|
>::type |
5146 |
|
|
weak_ptr<_Tp>::operator=(shared_ptr<_Yp> const& __r) _NOEXCEPT |
5147 |
|
|
{ |
5148 |
|
|
weak_ptr(__r).swap(*this); |
5149 |
|
|
return *this; |
5150 |
|
|
} |
5151 |
|
|
|
5152 |
|
|
template<class _Tp> |
5153 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5154 |
|
|
void |
5155 |
|
|
weak_ptr<_Tp>::swap(weak_ptr& __r) _NOEXCEPT |
5156 |
|
|
{ |
5157 |
|
|
_VSTD::swap(__ptr_, __r.__ptr_); |
5158 |
|
|
_VSTD::swap(__cntrl_, __r.__cntrl_); |
5159 |
|
|
} |
5160 |
|
|
|
5161 |
|
|
template<class _Tp> |
5162 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5163 |
|
|
void |
5164 |
|
|
swap(weak_ptr<_Tp>& __x, weak_ptr<_Tp>& __y) _NOEXCEPT |
5165 |
|
|
{ |
5166 |
|
|
__x.swap(__y); |
5167 |
|
|
} |
5168 |
|
|
|
5169 |
|
|
template<class _Tp> |
5170 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5171 |
|
|
void |
5172 |
|
|
weak_ptr<_Tp>::reset() _NOEXCEPT |
5173 |
|
|
{ |
5174 |
|
|
weak_ptr().swap(*this); |
5175 |
|
|
} |
5176 |
|
|
|
5177 |
|
|
template<class _Tp> |
5178 |
|
|
template<class _Yp> |
5179 |
|
|
shared_ptr<_Tp>::shared_ptr(const weak_ptr<_Yp>& __r, |
5180 |
|
|
typename enable_if<is_convertible<_Yp*, _Tp*>::value, __nat>::type) |
5181 |
|
|
: __ptr_(__r.__ptr_), |
5182 |
|
|
__cntrl_(__r.__cntrl_ ? __r.__cntrl_->lock() : __r.__cntrl_) |
5183 |
|
|
{ |
5184 |
|
|
if (__cntrl_ == 0) |
5185 |
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS |
5186 |
|
|
throw bad_weak_ptr(); |
5187 |
|
|
#else |
5188 |
|
|
assert(!"bad_weak_ptr"); |
5189 |
|
|
#endif |
5190 |
|
|
} |
5191 |
|
|
|
5192 |
|
|
template<class _Tp> |
5193 |
|
|
shared_ptr<_Tp> |
5194 |
|
|
weak_ptr<_Tp>::lock() const _NOEXCEPT |
5195 |
|
|
{ |
5196 |
|
|
shared_ptr<_Tp> __r; |
5197 |
|
|
__r.__cntrl_ = __cntrl_ ? __cntrl_->lock() : __cntrl_; |
5198 |
|
|
if (__r.__cntrl_) |
5199 |
|
|
__r.__ptr_ = __ptr_; |
5200 |
|
|
return __r; |
5201 |
|
|
} |
5202 |
|
|
|
5203 |
|
|
template <class _Tp> struct owner_less; |
5204 |
|
|
|
5205 |
|
|
template <class _Tp> |
5206 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY owner_less<shared_ptr<_Tp> > |
5207 |
laffer1 |
5071 |
: binary_function<shared_ptr<_Tp>, shared_ptr<_Tp>, bool> |
5208 |
|
|
{ |
5209 |
|
|
typedef bool result_type; |
5210 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5211 |
|
|
bool operator()(shared_ptr<_Tp> const& __x, shared_ptr<_Tp> const& __y) const |
5212 |
|
|
{return __x.owner_before(__y);} |
5213 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5214 |
|
|
bool operator()(shared_ptr<_Tp> const& __x, weak_ptr<_Tp> const& __y) const |
5215 |
|
|
{return __x.owner_before(__y);} |
5216 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5217 |
|
|
bool operator()( weak_ptr<_Tp> const& __x, shared_ptr<_Tp> const& __y) const |
5218 |
|
|
{return __x.owner_before(__y);} |
5219 |
|
|
}; |
5220 |
|
|
|
5221 |
|
|
template <class _Tp> |
5222 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY owner_less<weak_ptr<_Tp> > |
5223 |
laffer1 |
5071 |
: binary_function<weak_ptr<_Tp>, weak_ptr<_Tp>, bool> |
5224 |
|
|
{ |
5225 |
|
|
typedef bool result_type; |
5226 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5227 |
|
|
bool operator()( weak_ptr<_Tp> const& __x, weak_ptr<_Tp> const& __y) const |
5228 |
|
|
{return __x.owner_before(__y);} |
5229 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5230 |
|
|
bool operator()(shared_ptr<_Tp> const& __x, weak_ptr<_Tp> const& __y) const |
5231 |
|
|
{return __x.owner_before(__y);} |
5232 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5233 |
|
|
bool operator()( weak_ptr<_Tp> const& __x, shared_ptr<_Tp> const& __y) const |
5234 |
|
|
{return __x.owner_before(__y);} |
5235 |
|
|
}; |
5236 |
|
|
|
5237 |
|
|
template<class _Tp> |
5238 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS_ONLY enable_shared_from_this |
5239 |
laffer1 |
5071 |
{ |
5240 |
|
|
mutable weak_ptr<_Tp> __weak_this_; |
5241 |
|
|
protected: |
5242 |
laffer1 |
7405 |
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR |
5243 |
laffer1 |
5071 |
enable_shared_from_this() _NOEXCEPT {} |
5244 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5245 |
|
|
enable_shared_from_this(enable_shared_from_this const&) _NOEXCEPT {} |
5246 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5247 |
|
|
enable_shared_from_this& operator=(enable_shared_from_this const&) _NOEXCEPT |
5248 |
|
|
{return *this;} |
5249 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5250 |
|
|
~enable_shared_from_this() {} |
5251 |
|
|
public: |
5252 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5253 |
|
|
shared_ptr<_Tp> shared_from_this() |
5254 |
|
|
{return shared_ptr<_Tp>(__weak_this_);} |
5255 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5256 |
|
|
shared_ptr<_Tp const> shared_from_this() const |
5257 |
|
|
{return shared_ptr<const _Tp>(__weak_this_);} |
5258 |
|
|
|
5259 |
|
|
template <class _Up> friend class shared_ptr; |
5260 |
|
|
}; |
5261 |
|
|
|
5262 |
|
|
template <class _Tp> |
5263 |
laffer1 |
7452 |
struct _LIBCPP_TYPE_VIS_ONLY hash<shared_ptr<_Tp> > |
5264 |
laffer1 |
5071 |
{ |
5265 |
|
|
typedef shared_ptr<_Tp> argument_type; |
5266 |
|
|
typedef size_t result_type; |
5267 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5268 |
|
|
result_type operator()(const argument_type& __ptr) const _NOEXCEPT |
5269 |
|
|
{ |
5270 |
|
|
return hash<_Tp*>()(__ptr.get()); |
5271 |
|
|
} |
5272 |
|
|
}; |
5273 |
|
|
|
5274 |
|
|
template<class _CharT, class _Traits, class _Yp> |
5275 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5276 |
|
|
basic_ostream<_CharT, _Traits>& |
5277 |
|
|
operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p); |
5278 |
|
|
|
5279 |
laffer1 |
7452 |
#if __has_feature(cxx_atomic) && !defined(_LIBCPP_HAS_NO_THREADS) |
5280 |
laffer1 |
7405 |
|
5281 |
laffer1 |
7452 |
class _LIBCPP_TYPE_VIS __sp_mut |
5282 |
laffer1 |
7405 |
{ |
5283 |
|
|
void* __lx; |
5284 |
|
|
public: |
5285 |
|
|
void lock() _NOEXCEPT; |
5286 |
|
|
void unlock() _NOEXCEPT; |
5287 |
|
|
|
5288 |
|
|
private: |
5289 |
|
|
_LIBCPP_CONSTEXPR __sp_mut(void*) _NOEXCEPT; |
5290 |
|
|
__sp_mut(const __sp_mut&); |
5291 |
|
|
__sp_mut& operator=(const __sp_mut&); |
5292 |
|
|
|
5293 |
|
|
friend _LIBCPP_FUNC_VIS __sp_mut& __get_sp_mut(const void*); |
5294 |
|
|
}; |
5295 |
|
|
|
5296 |
|
|
_LIBCPP_FUNC_VIS __sp_mut& __get_sp_mut(const void*); |
5297 |
|
|
|
5298 |
|
|
template <class _Tp> |
5299 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5300 |
|
|
bool |
5301 |
|
|
atomic_is_lock_free(const shared_ptr<_Tp>*) |
5302 |
|
|
{ |
5303 |
|
|
return false; |
5304 |
|
|
} |
5305 |
|
|
|
5306 |
|
|
template <class _Tp> |
5307 |
|
|
shared_ptr<_Tp> |
5308 |
|
|
atomic_load(const shared_ptr<_Tp>* __p) |
5309 |
|
|
{ |
5310 |
|
|
__sp_mut& __m = __get_sp_mut(__p); |
5311 |
|
|
__m.lock(); |
5312 |
|
|
shared_ptr<_Tp> __q = *__p; |
5313 |
|
|
__m.unlock(); |
5314 |
|
|
return __q; |
5315 |
|
|
} |
5316 |
|
|
|
5317 |
|
|
template <class _Tp> |
5318 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5319 |
|
|
shared_ptr<_Tp> |
5320 |
|
|
atomic_load_explicit(const shared_ptr<_Tp>* __p, memory_order) |
5321 |
|
|
{ |
5322 |
|
|
return atomic_load(__p); |
5323 |
|
|
} |
5324 |
|
|
|
5325 |
|
|
template <class _Tp> |
5326 |
|
|
void |
5327 |
|
|
atomic_store(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r) |
5328 |
|
|
{ |
5329 |
|
|
__sp_mut& __m = __get_sp_mut(__p); |
5330 |
|
|
__m.lock(); |
5331 |
|
|
__p->swap(__r); |
5332 |
|
|
__m.unlock(); |
5333 |
|
|
} |
5334 |
|
|
|
5335 |
|
|
template <class _Tp> |
5336 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5337 |
|
|
void |
5338 |
|
|
atomic_store_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r, memory_order) |
5339 |
|
|
{ |
5340 |
|
|
atomic_store(__p, __r); |
5341 |
|
|
} |
5342 |
|
|
|
5343 |
|
|
template <class _Tp> |
5344 |
|
|
shared_ptr<_Tp> |
5345 |
|
|
atomic_exchange(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r) |
5346 |
|
|
{ |
5347 |
|
|
__sp_mut& __m = __get_sp_mut(__p); |
5348 |
|
|
__m.lock(); |
5349 |
|
|
__p->swap(__r); |
5350 |
|
|
__m.unlock(); |
5351 |
|
|
return __r; |
5352 |
|
|
} |
5353 |
|
|
|
5354 |
|
|
template <class _Tp> |
5355 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5356 |
|
|
shared_ptr<_Tp> |
5357 |
|
|
atomic_exchange_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r, memory_order) |
5358 |
|
|
{ |
5359 |
|
|
return atomic_exchange(__p, __r); |
5360 |
|
|
} |
5361 |
|
|
|
5362 |
|
|
template <class _Tp> |
5363 |
|
|
bool |
5364 |
|
|
atomic_compare_exchange_strong(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v, shared_ptr<_Tp> __w) |
5365 |
|
|
{ |
5366 |
|
|
__sp_mut& __m = __get_sp_mut(__p); |
5367 |
|
|
__m.lock(); |
5368 |
|
|
if (__p->__owner_equivalent(*__v)) |
5369 |
|
|
{ |
5370 |
|
|
*__p = __w; |
5371 |
|
|
__m.unlock(); |
5372 |
|
|
return true; |
5373 |
|
|
} |
5374 |
|
|
*__v = *__p; |
5375 |
|
|
__m.unlock(); |
5376 |
|
|
return false; |
5377 |
|
|
} |
5378 |
|
|
|
5379 |
|
|
template <class _Tp> |
5380 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5381 |
|
|
bool |
5382 |
|
|
atomic_compare_exchange_weak(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v, shared_ptr<_Tp> __w) |
5383 |
|
|
{ |
5384 |
|
|
return atomic_compare_exchange_strong(__p, __v, __w); |
5385 |
|
|
} |
5386 |
|
|
|
5387 |
|
|
template <class _Tp> |
5388 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5389 |
|
|
bool |
5390 |
|
|
atomic_compare_exchange_strong_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v, |
5391 |
|
|
shared_ptr<_Tp> __w, memory_order, memory_order) |
5392 |
|
|
{ |
5393 |
|
|
return atomic_compare_exchange_strong(__p, __v, __w); |
5394 |
|
|
} |
5395 |
|
|
|
5396 |
|
|
template <class _Tp> |
5397 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5398 |
|
|
bool |
5399 |
|
|
atomic_compare_exchange_weak_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v, |
5400 |
|
|
shared_ptr<_Tp> __w, memory_order, memory_order) |
5401 |
|
|
{ |
5402 |
|
|
return atomic_compare_exchange_weak(__p, __v, __w); |
5403 |
|
|
} |
5404 |
|
|
|
5405 |
laffer1 |
7452 |
#endif // __has_feature(cxx_atomic) && !defined(_LIBCPP_HAS_NO_THREADS) |
5406 |
laffer1 |
7405 |
|
5407 |
laffer1 |
5071 |
//enum class |
5408 |
laffer1 |
7405 |
struct _LIBCPP_TYPE_VIS pointer_safety |
5409 |
laffer1 |
5071 |
{ |
5410 |
laffer1 |
7405 |
enum __lx |
5411 |
laffer1 |
5071 |
{ |
5412 |
|
|
relaxed, |
5413 |
|
|
preferred, |
5414 |
|
|
strict |
5415 |
|
|
}; |
5416 |
|
|
|
5417 |
laffer1 |
7405 |
__lx __v_; |
5418 |
laffer1 |
5071 |
|
5419 |
|
|
_LIBCPP_INLINE_VISIBILITY |
5420 |
laffer1 |
7405 |
pointer_safety(__lx __v) : __v_(__v) {} |
5421 |
laffer1 |
5071 |
_LIBCPP_INLINE_VISIBILITY |
5422 |
|
|
operator int() const {return __v_;} |
5423 |
|
|
}; |
5424 |
|
|
|
5425 |
laffer1 |
7452 |
_LIBCPP_FUNC_VIS void declare_reachable(void* __p); |
5426 |
|
|
_LIBCPP_FUNC_VIS void declare_no_pointers(char* __p, size_t __n); |
5427 |
|
|
_LIBCPP_FUNC_VIS void undeclare_no_pointers(char* __p, size_t __n); |
5428 |
|
|
_LIBCPP_FUNC_VIS pointer_safety get_pointer_safety() _NOEXCEPT; |
5429 |
|
|
_LIBCPP_FUNC_VIS void* __undeclare_reachable(void* __p); |
5430 |
laffer1 |
5071 |
|
5431 |
|
|
template <class _Tp> |
5432 |
|
|
inline _LIBCPP_INLINE_VISIBILITY |
5433 |
|
|
_Tp* |
5434 |
|
|
undeclare_reachable(_Tp* __p) |
5435 |
|
|
{ |
5436 |
|
|
return static_cast<_Tp*>(__undeclare_reachable(__p)); |
5437 |
|
|
} |
5438 |
|
|
|
5439 |
laffer1 |
7452 |
_LIBCPP_FUNC_VIS void* align(size_t __align, size_t __sz, void*& __ptr, size_t& __space); |
5440 |
laffer1 |
5071 |
|
5441 |
|
|
_LIBCPP_END_NAMESPACE_STD |
5442 |
|
|
|
5443 |
|
|
#endif // _LIBCPP_MEMORY |