libcxx/include/__algorithm/rotate_copy.h

   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 _OutputIterator
  23 rotate_copy(_ForwardIterator __first, _ForwardIterator __middle, _ForwardIterator __last, _OutputIterator __result) {
  24   return std::copy(__first, __middle, std::copy(__middle, __last, __result));
  25 }
  26
  27 _LIBCPP_END_NAMESPACE_STD
  28
  29 #endif // _LIBCPP___ALGORITHM_ROTATE_COPY_H