2 //===----------------------------- new ------------------------------------===//
4 // The LLVM Compiler Infrastructure
6 // This file is dual licensed under the MIT and the University of Illinois Open
7 // Source Licenses. See LICENSE.TXT for details.
9 //===----------------------------------------------------------------------===//
25 bad_alloc(const bad_alloc&) noexcept;
26 bad_alloc& operator=(const bad_alloc&) noexcept;
27 virtual const char* what() const noexcept;
30 class bad_array_length : public bad_alloc // C++14
33 bad_array_length() noexcept;
36 class bad_array_new_length : public bad_alloc
39 bad_array_new_length() noexcept;
43 extern const nothrow_t nothrow;
44 typedef void (*new_handler)();
45 new_handler set_new_handler(new_handler new_p) noexcept;
46 new_handler get_new_handler() noexcept;
50 void* operator new(std::size_t size); // replaceable
51 void* operator new(std::size_t size, const std::nothrow_t&) noexcept; // replaceable
52 void operator delete(void* ptr) noexcept; // replaceable
53 void operator delete(void* ptr, const std::nothrow_t&) noexcept; // replaceable
55 void* operator new[](std::size_t size); // replaceable
56 void* operator new[](std::size_t size, const std::nothrow_t&) noexcept; // replaceable
57 void operator delete[](void* ptr) noexcept; // replaceable
58 void operator delete[](void* ptr, const std::nothrow_t&) noexcept; // replaceable
60 void* operator new (std::size_t size, void* ptr) noexcept;
61 void* operator new[](std::size_t size, void* ptr) noexcept;
62 void operator delete (void* ptr, void*) noexcept;
63 void operator delete[](void* ptr, void*) noexcept;
71 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
72 #pragma GCC system_header
75 namespace std // purposefully not using versioning namespace
78 class _LIBCPP_EXCEPTION_ABI bad_alloc
82 bad_alloc() _NOEXCEPT;
83 virtual ~bad_alloc() _NOEXCEPT;
84 virtual const char* what() const _NOEXCEPT;
87 class _LIBCPP_EXCEPTION_ABI bad_array_new_length
91 bad_array_new_length() _NOEXCEPT;
92 virtual ~bad_array_new_length() _NOEXCEPT;
93 virtual const char* what() const _NOEXCEPT;
96 #if defined(_LIBCPP_BUILDING_NEW) || (_LIBCPP_STD_VER > 11)
98 class _LIBCPP_EXCEPTION_ABI bad_array_length
102 bad_array_length() _NOEXCEPT;
103 virtual ~bad_array_length() _NOEXCEPT;
104 virtual const char* what() const _NOEXCEPT;
107 #define _LIBCPP_BAD_ARRAY_LENGTH_DEFINED
109 #endif // defined(_LIBCPP_BUILDING_NEW) || (_LIBCPP_STD_VER > 11)
111 _LIBCPP_FUNC_VIS void __throw_bad_alloc(); // not in C++ spec
113 struct _LIBCPP_TYPE_VIS nothrow_t {};
114 extern _LIBCPP_FUNC_VIS const nothrow_t nothrow;
115 typedef void (*new_handler)();
116 _LIBCPP_FUNC_VIS new_handler set_new_handler(new_handler) _NOEXCEPT;
117 _LIBCPP_FUNC_VIS new_handler get_new_handler() _NOEXCEPT;
121 #if defined(_WIN32) && !defined(cxx_EXPORTS)
122 # define _LIBCPP_NEW_DELETE_VIS _LIBCPP_FUNC_VIS_ONLY
124 # define _LIBCPP_NEW_DELETE_VIS _LIBCPP_FUNC_VIS
127 _LIBCPP_NEW_DELETE_VIS void* operator new(std::size_t __sz)
128 #if !__has_feature(cxx_noexcept)
129 throw(std::bad_alloc)
132 _LIBCPP_NEW_DELETE_VIS void* operator new(std::size_t __sz, const std::nothrow_t&) _NOEXCEPT _NOALIAS;
133 _LIBCPP_NEW_DELETE_VIS void operator delete(void* __p) _NOEXCEPT;
134 _LIBCPP_NEW_DELETE_VIS void operator delete(void* __p, const std::nothrow_t&) _NOEXCEPT;
136 _LIBCPP_NEW_DELETE_VIS void* operator new[](std::size_t __sz)
137 #if !__has_feature(cxx_noexcept)
138 throw(std::bad_alloc)
141 _LIBCPP_NEW_DELETE_VIS void* operator new[](std::size_t __sz, const std::nothrow_t&) _NOEXCEPT _NOALIAS;
142 _LIBCPP_NEW_DELETE_VIS void operator delete[](void* __p) _NOEXCEPT;
143 _LIBCPP_NEW_DELETE_VIS void operator delete[](void* __p, const std::nothrow_t&) _NOEXCEPT;
145 inline _LIBCPP_INLINE_VISIBILITY void* operator new (std::size_t, void* __p) _NOEXCEPT {return __p;}
146 inline _LIBCPP_INLINE_VISIBILITY void* operator new[](std::size_t, void* __p) _NOEXCEPT {return __p;}
147 inline _LIBCPP_INLINE_VISIBILITY void operator delete (void*, void*) _NOEXCEPT {}
148 inline _LIBCPP_INLINE_VISIBILITY void operator delete[](void*, void*) _NOEXCEPT {}
150 #endif // _LIBCPP_NEW