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| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef _LIBCPP___CXX03___MEMORY_ALLOCATE_AT_LEAST_H |
| 10 | #define _LIBCPP___CXX03___MEMORY_ALLOCATE_AT_LEAST_H |
| 11 | |
| 12 | #include <__cxx03/__config> |
| 13 | #include <__cxx03/__memory/allocator_traits.h> |
| 14 | #include <__cxx03/cstddef> |
| 15 | |
| 16 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 17 | # pragma GCC system_header |
| 18 | #endif |
| 19 | |
| 20 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 21 | |
| 22 | template <class _Pointer> |
| 23 | struct __allocation_result { |
| 24 | _Pointer ptr; |
| 25 | size_t count; |
| 26 | }; |
| 27 | |
| 28 | template <class _Alloc> |
| 29 | _LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI __allocation_result<typename allocator_traits<_Alloc>::pointer> |
| 30 | __allocate_at_least(_Alloc& __alloc, size_t __n) { |
| 31 | return {__alloc.allocate(__n), __n}; |
| 32 | } |
| 33 | |
| 34 | _LIBCPP_END_NAMESPACE_STD |
| 35 | |
| 36 | #endif // _LIBCPP___CXX03___MEMORY_ALLOCATE_AT_LEAST_H |
| 37 |
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