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_RANGES_FILL_N_H 10 #define _LIBCPP___ALGORITHM_RANGES_FILL_N_H 11 12 #include <__algorithm/fill_n.h> 13 #include <__config> 14 #include <__iterator/concepts.h> 15 #include <__iterator/incrementable_traits.h> 16 #include <__utility/move.h> 17 18 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 19 # pragma GCC system_header 20 #endif 21 22 _LIBCPP_PUSH_MACROS 23 #include <__undef_macros> 24 25 #if _LIBCPP_STD_VER >= 20 26 27 _LIBCPP_BEGIN_NAMESPACE_STD 28 29 namespace ranges { 30 struct __fill_n { 31 template <class _Type, output_iterator<const _Type&> _Iter> 32 _LIBCPP_HIDE_FROM_ABI constexpr _Iter 33 operator()(_Iter __first, iter_difference_t<_Iter> __n, const _Type& __value) const { 34 return std::__fill_n(std::move(__first), __n, __value); 35 } 36 }; 37 38 inline namespace __cpo { 39 inline constexpr auto fill_n = __fill_n{}; 40 } // namespace __cpo 41 } // namespace ranges 42 43 _LIBCPP_END_NAMESPACE_STD 44 45 #endif // _LIBCPP_STD_VER >= 20 46 47 _LIBCPP_POP_MACROS 48 49 #endif // _LIBCPP___ALGORITHM_RANGES_FILL_N_H 50