xref: /freebsd-src/contrib/llvm-project/libcxx/include/__algorithm/fill.h (revision 753f127f3ace09432b2baeffd71a308760641a62)
1fe6060f1SDimitry Andric //===----------------------------------------------------------------------===//
2fe6060f1SDimitry Andric //
3fe6060f1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4fe6060f1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5fe6060f1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6fe6060f1SDimitry Andric //
7fe6060f1SDimitry Andric //===----------------------------------------------------------------------===//
8fe6060f1SDimitry Andric 
9fe6060f1SDimitry Andric #ifndef _LIBCPP___ALGORITHM_FILL_H
10fe6060f1SDimitry Andric #define _LIBCPP___ALGORITHM_FILL_H
11fe6060f1SDimitry Andric 
12fe6060f1SDimitry Andric #include <__algorithm/fill_n.h>
1304eeddc0SDimitry Andric #include <__config>
14fe6060f1SDimitry Andric #include <__iterator/iterator_traits.h>
15fe6060f1SDimitry Andric #include <type_traits>
16fe6060f1SDimitry Andric 
17fe6060f1SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18fe6060f1SDimitry Andric #  pragma GCC system_header
19fe6060f1SDimitry Andric #endif
20fe6060f1SDimitry Andric 
21fe6060f1SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD
22fe6060f1SDimitry Andric 
23fe6060f1SDimitry Andric template <class _ForwardIterator, class _Tp>
24fe6060f1SDimitry Andric inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
25fe6060f1SDimitry Andric void
26*753f127fSDimitry Andric __fill(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value, forward_iterator_tag)
27fe6060f1SDimitry Andric {
28fe6060f1SDimitry Andric     for (; __first != __last; ++__first)
29*753f127fSDimitry Andric         *__first = __value;
30fe6060f1SDimitry Andric }
31fe6060f1SDimitry Andric 
32fe6060f1SDimitry Andric template <class _RandomAccessIterator, class _Tp>
33fe6060f1SDimitry Andric inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
34fe6060f1SDimitry Andric void
35*753f127fSDimitry Andric __fill(_RandomAccessIterator __first, _RandomAccessIterator __last, const _Tp& __value, random_access_iterator_tag)
36fe6060f1SDimitry Andric {
37*753f127fSDimitry Andric     _VSTD::fill_n(__first, __last - __first, __value);
38fe6060f1SDimitry Andric }
39fe6060f1SDimitry Andric 
40fe6060f1SDimitry Andric template <class _ForwardIterator, class _Tp>
41fe6060f1SDimitry Andric inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
42fe6060f1SDimitry Andric void
43*753f127fSDimitry Andric fill(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value)
44fe6060f1SDimitry Andric {
45*753f127fSDimitry Andric     _VSTD::__fill(__first, __last, __value, typename iterator_traits<_ForwardIterator>::iterator_category());
46fe6060f1SDimitry Andric }
47fe6060f1SDimitry Andric 
48fe6060f1SDimitry Andric _LIBCPP_END_NAMESPACE_STD
49fe6060f1SDimitry Andric 
50fe6060f1SDimitry Andric #endif // _LIBCPP___ALGORITHM_FILL_H
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