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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___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 |
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