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_REPLACE_COPY_IF_H
10 #define _LIBCPP___ALGORITHM_REPLACE_COPY_IF_H
11 
12 #include <__config>
13 
14 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
15 #pragma GCC system_header
16 #endif
17 
18 _LIBCPP_PUSH_MACROS
19 #include <__undef_macros>
20 
21 _LIBCPP_BEGIN_NAMESPACE_STD
22 
23 template <class _InputIterator, class _OutputIterator, class _Predicate, class _Tp>
24 inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
25 _OutputIterator
26 replace_copy_if(_InputIterator __first, _InputIterator __last, _OutputIterator __result,
27                 _Predicate __pred, const _Tp& __new_value)
28 {
29     for (; __first != __last; ++__first, (void) ++__result)
30         if (__pred(*__first))
31             *__result = __new_value;
32         else
33             *__result = *__first;
34     return __result;
35 }
36 
37 _LIBCPP_END_NAMESPACE_STD
38 
39 _LIBCPP_POP_MACROS
40 
41 #endif // _LIBCPP___ALGORITHM_REPLACE_COPY_IF_H
42