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_FILL_N_H
10 #define _LIBCPP___ALGORITHM_FILL_N_H
11 
12 #include <__config>
13 #include <__iterator/iterator_traits.h>
14 #include <type_traits>
15 
16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17 #pragma GCC system_header
18 #endif
19 
20 _LIBCPP_PUSH_MACROS
21 #include <__undef_macros>
22 
23 _LIBCPP_BEGIN_NAMESPACE_STD
24 
25 template <class _OutputIterator, class _Size, class _Tp>
26 inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
27 _OutputIterator
28 __fill_n(_OutputIterator __first, _Size __n, const _Tp& __value_)
29 {
30     for (; __n > 0; ++__first, (void) --__n)
31         *__first = __value_;
32     return __first;
33 }
34 
35 template <class _OutputIterator, class _Size, class _Tp>
36 inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
37 _OutputIterator
38 fill_n(_OutputIterator __first, _Size __n, const _Tp& __value_)
39 {
40    return _VSTD::__fill_n(__first, _VSTD::__convert_to_integral(__n), __value_);
41 }
42 
43 _LIBCPP_END_NAMESPACE_STD
44 
45 _LIBCPP_POP_MACROS
46 
47 #endif // _LIBCPP___ALGORITHM_FILL_N_H
48