Warning: This file is not a C or C++ file. It does not have highlighting.

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_SWAP_ALLOCATOR_H
10#define _LIBCPP___CXX03___MEMORY_SWAP_ALLOCATOR_H
11
12#include <__cxx03/__config>
13#include <__cxx03/__memory/allocator_traits.h>
14#include <__cxx03/__type_traits/integral_constant.h>
15#include <__cxx03/__type_traits/is_swappable.h>
16#include <__cxx03/__utility/swap.h>
17
18#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
19# pragma GCC system_header
20#endif
21
22_LIBCPP_BEGIN_NAMESPACE_STD
23
24template <typename _Alloc>
25_LIBCPP_HIDE_FROM_ABI void __swap_allocator(_Alloc& __a1, _Alloc& __a2, true_type) {
26 using std::swap;
27 swap(__a1, __a2);
28}
29
30template <typename _Alloc>
31inline _LIBCPP_HIDE_FROM_ABI void __swap_allocator(_Alloc&, _Alloc&, false_type) _NOEXCEPT {}
32
33template <typename _Alloc>
34inline _LIBCPP_HIDE_FROM_ABI void __swap_allocator(_Alloc& __a1, _Alloc& __a2) {
35 std::__swap_allocator(
36 __a1, __a2, integral_constant<bool, allocator_traits<_Alloc>::propagate_on_container_swap::value>());
37}
38
39_LIBCPP_END_NAMESPACE_STD
40
41#endif // _LIBCPP___CXX03___MEMORY_SWAP_ALLOCATOR_H
42

Warning: This file is not a C or C++ file. It does not have highlighting.

source code of libcxx/include/__cxx03/__memory/swap_allocator.h