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Diffstat (limited to 'include/new')
| -rw-r--r-- | include/new | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/include/new b/include/new new file mode 100644 index 000000000000..5bcbad0cd046 --- /dev/null +++ b/include/new @@ -0,0 +1,117 @@ +// -*- C++ -*- +//===----------------------------- new ------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP_NEW +#define _LIBCPP_NEW + +/* + new synopsis + +namespace std +{ + +class bad_alloc + : public exception +{ +public: + bad_alloc() noexcept; + bad_alloc(const bad_alloc&) noexcept; + bad_alloc& operator=(const bad_alloc&) noexcept; + virtual const char* what() const noexcept; +}; + +struct nothrow_t {}; +extern const nothrow_t nothrow; +typedef void (*new_handler)(); +new_handler set_new_handler(new_handler new_p) noexcept; +new_handler get_new_handler() noexcept; + +} // std + +void* operator new(std::size_t size); // replaceable +void* operator new(std::size_t size, const std::nothrow_t&) noexcept; // replaceable +void operator delete(void* ptr) noexcept; // replaceable +void operator delete(void* ptr, const std::nothrow_t&) noexcept; // replaceable + +void* operator new[](std::size_t size); // replaceable +void* operator new[](std::size_t size, const std::nothrow_t&) noexcept; // replaceable +void operator delete[](void* ptr) noexcept; // replaceable +void operator delete[](void* ptr, const std::nothrow_t&) noexcept; // replaceable + +void* operator new (std::size_t size, void* ptr) noexcept; +void* operator new[](std::size_t size, void* ptr) noexcept; +void operator delete (void* ptr, void*) noexcept; +void operator delete[](void* ptr, void*) noexcept; + +*/ + +#include <__config> +#include <exception> +#include <cstddef> + +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) +#pragma GCC system_header +#endif + +namespace std // purposefully not using versioning namespace +{ + +class _LIBCPP_EXCEPTION_ABI bad_alloc + : public exception +{ +public: + bad_alloc() _NOEXCEPT; + virtual ~bad_alloc() _NOEXCEPT; + virtual const char* what() const _NOEXCEPT; +}; + +class _LIBCPP_EXCEPTION_ABI bad_array_new_length + : public bad_alloc +{ +public: + bad_array_new_length() _NOEXCEPT; + virtual ~bad_array_new_length() _NOEXCEPT; + virtual const char* what() const _NOEXCEPT; +}; + +void __throw_bad_alloc(); // not in C++ spec + +struct _LIBCPP_VISIBLE nothrow_t {}; +extern _LIBCPP_VISIBLE const nothrow_t nothrow; +typedef void (*new_handler)(); +_LIBCPP_VISIBLE new_handler set_new_handler(new_handler) _NOEXCEPT; +_LIBCPP_VISIBLE new_handler get_new_handler() _NOEXCEPT; + +} // std + +_LIBCPP_VISIBLE void* operator new(std::size_t __sz) +#if !__has_feature(cxx_noexcept) + throw(std::bad_alloc) +#endif +; +_LIBCPP_VISIBLE void* operator new(std::size_t __sz, const std::nothrow_t&) _NOEXCEPT; +_LIBCPP_VISIBLE void operator delete(void* __p) _NOEXCEPT; +_LIBCPP_VISIBLE void operator delete(void* __p, const std::nothrow_t&) _NOEXCEPT; + +_LIBCPP_VISIBLE void* operator new[](std::size_t __sz) +#if !__has_feature(cxx_noexcept) + throw(std::bad_alloc) +#endif +; +_LIBCPP_VISIBLE void* operator new[](std::size_t __sz, const std::nothrow_t&) _NOEXCEPT; +_LIBCPP_VISIBLE void operator delete[](void* __p) _NOEXCEPT; +_LIBCPP_VISIBLE void operator delete[](void* __p, const std::nothrow_t&) _NOEXCEPT; + +_LIBCPP_INLINE_VISIBILITY inline void* operator new (std::size_t, void* __p) _NOEXCEPT {return __p;} +_LIBCPP_INLINE_VISIBILITY inline void* operator new[](std::size_t, void* __p) _NOEXCEPT {return __p;} +_LIBCPP_INLINE_VISIBILITY inline void operator delete (void*, void*) _NOEXCEPT {} +_LIBCPP_INLINE_VISIBILITY inline void operator delete[](void*, void*) _NOEXCEPT {} + +#endif // _LIBCPP_NEW |