diff options
Diffstat (limited to 'system/include/libcxx/memory')
| -rw-r--r-- | system/include/libcxx/memory | 146 |
1 files changed, 49 insertions, 97 deletions
diff --git a/system/include/libcxx/memory b/system/include/libcxx/memory index ffd0cd0c..bf44837f 100644 --- a/system/include/libcxx/memory +++ b/system/include/libcxx/memory @@ -90,7 +90,7 @@ struct allocator_traits template <class T> static void destroy(allocator_type& a, T* p); - static size_type max_size(const allocator_type& a); + static size_type max_size(const allocator_type& a); // noexcept in C++14 static allocator_type select_on_container_copy_construction(const allocator_type& a); @@ -496,8 +496,8 @@ public: long use_count() const noexcept; bool expired() const noexcept; shared_ptr<T> lock() const noexcept; - template<class U> bool owner_before(shared_ptr<U> const& b); - template<class U> bool owner_before(weak_ptr<U> const& b); + template<class U> bool owner_before(shared_ptr<U> const& b) const; + template<class U> bool owner_before(weak_ptr<U> const& b) const; }; // weak_ptr specialized algorithms: @@ -618,60 +618,12 @@ void* align(size_t alignment, size_t size, void*& ptr, size_t& space); _LIBCPP_BEGIN_NAMESPACE_STD -// addressof - -template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY -_Tp* -addressof(_Tp& __x) _NOEXCEPT -{ - return (_Tp*)&reinterpret_cast<const volatile char&>(__x); -} - -#if defined(_LIBCPP_HAS_OBJC_ARC) && !defined(_LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF) -// Objective-C++ Automatic Reference Counting uses qualified pointers -// that require special addressof() signatures. When -// _LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF is defined, the compiler -// itself is providing these definitions. Otherwise, we provide them. -template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY -__strong _Tp* -addressof(__strong _Tp& __x) _NOEXCEPT -{ - return &__x; -} - -#ifdef _LIBCPP_HAS_OBJC_ARC_WEAK -template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY -__weak _Tp* -addressof(__weak _Tp& __x) _NOEXCEPT -{ - return &__x; -} -#endif - -template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY -__autoreleasing _Tp* -addressof(__autoreleasing _Tp& __x) _NOEXCEPT -{ - return &__x; -} - -template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY -__unsafe_unretained _Tp* -addressof(__unsafe_unretained _Tp& __x) _NOEXCEPT -{ - return &__x; -} -#endif +// addressof moved to <__functional_base> template <class _Tp> class allocator; template <> -class _LIBCPP_TYPE_VIS allocator<void> +class _LIBCPP_TYPE_VIS_ONLY allocator<void> { public: typedef void* pointer; @@ -682,7 +634,7 @@ public: }; template <> -class _LIBCPP_TYPE_VIS allocator<const void> +class _LIBCPP_TYPE_VIS_ONLY allocator<const void> { public: typedef const void* pointer; @@ -917,7 +869,7 @@ struct __pointer_traits_rebind<_Sp<_Tp, _A0, _A1, _A2>, _Up, false> #endif // _LIBCPP_HAS_NO_VARIADICS template <class _Ptr> -struct _LIBCPP_TYPE_VIS pointer_traits +struct _LIBCPP_TYPE_VIS_ONLY pointer_traits { typedef _Ptr pointer; typedef typename __pointer_traits_element_type<pointer>::type element_type; @@ -940,7 +892,7 @@ public: }; template <class _Tp> -struct _LIBCPP_TYPE_VIS pointer_traits<_Tp*> +struct _LIBCPP_TYPE_VIS_ONLY pointer_traits<_Tp*> { typedef _Tp* pointer; typedef _Tp element_type; @@ -965,13 +917,13 @@ public: namespace __has_pointer_type_imp { - template <class _Up> static __two test(...); - template <class _Up> static char test(typename _Up::pointer* = 0); + template <class _Up> static __two __test(...); + template <class _Up> static char __test(typename _Up::pointer* = 0); } template <class _Tp> struct __has_pointer_type - : public integral_constant<bool, sizeof(__has_pointer_type_imp::test<_Tp>(0)) == 1> + : public integral_constant<bool, sizeof(__has_pointer_type_imp::__test<_Tp>(0)) == 1> { }; @@ -1447,7 +1399,7 @@ struct __alloc_traits_difference_type<_Alloc, _Ptr, true> }; template <class _Alloc> -struct _LIBCPP_TYPE_VIS allocator_traits +struct _LIBCPP_TYPE_VIS_ONLY allocator_traits { typedef _Alloc allocator_type; typedef typename allocator_type::value_type value_type; @@ -1531,7 +1483,7 @@ struct _LIBCPP_TYPE_VIS allocator_traits {__destroy(__has_destroy<allocator_type, _Tp*>(), __a, __p);} _LIBCPP_INLINE_VISIBILITY - static size_type max_size(const allocator_type& __a) + static size_type max_size(const allocator_type& __a) _NOEXCEPT {return __max_size(__has_max_size<const allocator_type>(), __a);} _LIBCPP_INLINE_VISIBILITY @@ -1653,7 +1605,7 @@ private: // allocator template <class _Tp> -class _LIBCPP_TYPE_VIS allocator +class _LIBCPP_TYPE_VIS_ONLY allocator { public: typedef size_t size_type; @@ -1745,7 +1697,7 @@ public: }; template <class _Tp> -class _LIBCPP_TYPE_VIS allocator<const _Tp> +class _LIBCPP_TYPE_VIS_ONLY allocator<const _Tp> { public: typedef size_t size_type; @@ -1843,7 +1795,7 @@ inline _LIBCPP_INLINE_VISIBILITY bool operator!=(const allocator<_Tp>&, const allocator<_Up>&) _NOEXCEPT {return false;} template <class _OutputIterator, class _Tp> -class _LIBCPP_TYPE_VIS raw_storage_iterator +class _LIBCPP_TYPE_VIS_ONLY raw_storage_iterator : public iterator<output_iterator_tag, _Tp, // purposefully not C++03 ptrdiff_t, // purposefully not C++03 @@ -1896,7 +1848,7 @@ struct auto_ptr_ref }; template<class _Tp> -class _LIBCPP_TYPE_VIS auto_ptr +class _LIBCPP_TYPE_VIS_ONLY auto_ptr { private: _Tp* __ptr_; @@ -1940,7 +1892,7 @@ public: }; template <> -class _LIBCPP_TYPE_VIS auto_ptr<void> +class _LIBCPP_TYPE_VIS_ONLY auto_ptr<void> { public: typedef void element_type; @@ -2476,7 +2428,7 @@ struct __same_or_less_cv_qualified<_Ptr1, _Ptr2, true> // default_delete template <class _Tp> -struct _LIBCPP_TYPE_VIS default_delete +struct _LIBCPP_TYPE_VIS_ONLY default_delete { #ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR default_delete() _NOEXCEPT = default; @@ -2495,7 +2447,7 @@ struct _LIBCPP_TYPE_VIS default_delete }; template <class _Tp> -struct _LIBCPP_TYPE_VIS default_delete<_Tp[]> +struct _LIBCPP_TYPE_VIS_ONLY default_delete<_Tp[]> { public: #ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS @@ -2518,7 +2470,7 @@ public: }; template <class _Tp, class _Dp = default_delete<_Tp> > -class _LIBCPP_TYPE_VIS unique_ptr +class _LIBCPP_TYPE_VIS_ONLY unique_ptr { public: typedef _Tp element_type; @@ -2697,7 +2649,7 @@ public: }; template <class _Tp, class _Dp> -class _LIBCPP_TYPE_VIS unique_ptr<_Tp[], _Dp> +class _LIBCPP_TYPE_VIS_ONLY unique_ptr<_Tp[], _Dp> { public: typedef _Tp element_type; @@ -3452,7 +3404,7 @@ struct __scalar_hash<_Tp, 4> }; template<class _Tp> -struct _LIBCPP_TYPE_VIS hash<_Tp*> +struct _LIBCPP_TYPE_VIS_ONLY hash<_Tp*> : public unary_function<_Tp*, size_t> { _LIBCPP_INLINE_VISIBILITY @@ -3469,7 +3421,7 @@ struct _LIBCPP_TYPE_VIS hash<_Tp*> }; template <class _Tp, class _Dp> -struct _LIBCPP_TYPE_VIS hash<unique_ptr<_Tp, _Dp> > +struct _LIBCPP_TYPE_VIS_ONLY hash<unique_ptr<_Tp, _Dp> > { typedef unique_ptr<_Tp, _Dp> argument_type; typedef size_t result_type; @@ -3642,9 +3594,9 @@ public: virtual const char* what() const _NOEXCEPT; }; -template<class _Tp> class _LIBCPP_TYPE_VIS weak_ptr; +template<class _Tp> class _LIBCPP_TYPE_VIS_ONLY weak_ptr; -class __shared_count +class _LIBCPP_TYPE_VIS __shared_count { __shared_count(const __shared_count&); __shared_count& operator=(const __shared_count&); @@ -3666,7 +3618,7 @@ public: long use_count() const _NOEXCEPT {return __shared_owners_ + 1;} }; -class __shared_weak_count +class _LIBCPP_TYPE_VIS __shared_weak_count : private __shared_count { long __shared_weak_owners_; @@ -3811,10 +3763,10 @@ __shared_ptr_emplace<_Tp, _Alloc>::__on_zero_shared_weak() _NOEXCEPT __a.deallocate(this, 1); } -template<class _Tp> class _LIBCPP_TYPE_VIS enable_shared_from_this; +template<class _Tp> class _LIBCPP_TYPE_VIS_ONLY enable_shared_from_this; template<class _Tp> -class _LIBCPP_TYPE_VIS shared_ptr +class _LIBCPP_TYPE_VIS_ONLY shared_ptr { public: typedef _Tp element_type; @@ -3943,8 +3895,8 @@ public: < !is_array<_Yp>::value && is_convertible<_Yp*, element_type*>::value, - shared_ptr& - >::type + shared_ptr + >::type& operator=(auto_ptr<_Yp>&& __r); #else // _LIBCPP_HAS_NO_RVALUE_REFERENCES template<class _Yp> @@ -4083,8 +4035,8 @@ private: _LIBCPP_INLINE_VISIBILITY void __enable_weak_this(const void*) _NOEXCEPT {} - template <class _Up> friend class _LIBCPP_TYPE_VIS shared_ptr; - template <class _Up> friend class _LIBCPP_TYPE_VIS weak_ptr; + template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY shared_ptr; + template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY weak_ptr; }; template<class _Tp> @@ -4570,8 +4522,8 @@ typename enable_if < !is_array<_Yp>::value && is_convertible<_Yp*, _Tp*>::value, - shared_ptr<_Tp>& ->::type + shared_ptr<_Tp> +>::type& shared_ptr<_Tp>::operator=(auto_ptr<_Yp>&& __r) { shared_ptr(_VSTD::move(__r)).swap(*this); @@ -4980,7 +4932,7 @@ get_deleter(const shared_ptr<_Tp>& __p) _NOEXCEPT #endif // _LIBCPP_NO_RTTI template<class _Tp> -class _LIBCPP_TYPE_VIS weak_ptr +class _LIBCPP_TYPE_VIS_ONLY weak_ptr { public: typedef _Tp element_type; @@ -5055,8 +5007,8 @@ public: bool owner_before(const weak_ptr<_Up>& __r) const {return __cntrl_ < __r.__cntrl_;} - template <class _Up> friend class _LIBCPP_TYPE_VIS weak_ptr; - template <class _Up> friend class _LIBCPP_TYPE_VIS shared_ptr; + template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY weak_ptr; + template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY shared_ptr; }; template<class _Tp> @@ -5256,7 +5208,7 @@ weak_ptr<_Tp>::lock() const _NOEXCEPT template <class _Tp> struct owner_less; template <class _Tp> -struct _LIBCPP_TYPE_VIS owner_less<shared_ptr<_Tp> > +struct _LIBCPP_TYPE_VIS_ONLY owner_less<shared_ptr<_Tp> > : binary_function<shared_ptr<_Tp>, shared_ptr<_Tp>, bool> { typedef bool result_type; @@ -5272,7 +5224,7 @@ struct _LIBCPP_TYPE_VIS owner_less<shared_ptr<_Tp> > }; template <class _Tp> -struct _LIBCPP_TYPE_VIS owner_less<weak_ptr<_Tp> > +struct _LIBCPP_TYPE_VIS_ONLY owner_less<weak_ptr<_Tp> > : binary_function<weak_ptr<_Tp>, weak_ptr<_Tp>, bool> { typedef bool result_type; @@ -5288,7 +5240,7 @@ struct _LIBCPP_TYPE_VIS owner_less<weak_ptr<_Tp> > }; template<class _Tp> -class _LIBCPP_TYPE_VIS enable_shared_from_this +class _LIBCPP_TYPE_VIS_ONLY enable_shared_from_this { mutable weak_ptr<_Tp> __weak_this_; protected: @@ -5313,7 +5265,7 @@ public: }; template <class _Tp> -struct _LIBCPP_TYPE_VIS hash<shared_ptr<_Tp> > +struct _LIBCPP_TYPE_VIS_ONLY hash<shared_ptr<_Tp> > { typedef shared_ptr<_Tp> argument_type; typedef size_t result_type; @@ -5331,7 +5283,7 @@ operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p); #if __has_feature(cxx_atomic) -class __sp_mut +class _LIBCPP_TYPE_VIS __sp_mut { void* __lx; public: @@ -5475,11 +5427,11 @@ struct _LIBCPP_TYPE_VIS pointer_safety operator int() const {return __v_;} }; -void declare_reachable(void* __p); -void declare_no_pointers(char* __p, size_t __n); -void undeclare_no_pointers(char* __p, size_t __n); -pointer_safety get_pointer_safety() _NOEXCEPT; -void* __undeclare_reachable(void* __p); +_LIBCPP_FUNC_VIS void declare_reachable(void* __p); +_LIBCPP_FUNC_VIS void declare_no_pointers(char* __p, size_t __n); +_LIBCPP_FUNC_VIS void undeclare_no_pointers(char* __p, size_t __n); +_LIBCPP_FUNC_VIS pointer_safety get_pointer_safety() _NOEXCEPT; +_LIBCPP_FUNC_VIS void* __undeclare_reachable(void* __p); template <class _Tp> inline _LIBCPP_INLINE_VISIBILITY @@ -5489,7 +5441,7 @@ undeclare_reachable(_Tp* __p) return static_cast<_Tp*>(__undeclare_reachable(__p)); } -void* align(size_t __align, size_t __sz, void*& __ptr, size_t& __space); +_LIBCPP_FUNC_VIS void* align(size_t __align, size_t __sz, void*& __ptr, size_t& __space); _LIBCPP_END_NAMESPACE_STD |