xref: /freebsd/contrib/llvm-project/libcxx/include/__algorithm/rotate_copy.h (revision 5f757f3ff9144b609b3c433dfd370cc6bdc191ad)
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___ALGORITHM_ROTATE_COPY_H
10 #define _LIBCPP___ALGORITHM_ROTATE_COPY_H
11 
12 #include <__algorithm/copy.h>
13 #include <__config>
14 
15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
16 #  pragma GCC system_header
17 #endif
18 
19 _LIBCPP_BEGIN_NAMESPACE_STD
20 
21 template <class _ForwardIterator, class _OutputIterator>
22 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20
23 _OutputIterator
24 rotate_copy(_ForwardIterator __first, _ForwardIterator __middle, _ForwardIterator __last, _OutputIterator __result)
25 {
26     return std::copy(__first, __middle, std::copy(__middle, __last, __result));
27 }
28 
29 _LIBCPP_END_NAMESPACE_STD
30 
31 #endif // _LIBCPP___ALGORITHM_ROTATE_COPY_H
32