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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP___ALGORITHM_REPLACE_H
#define _LIBCPP___ALGORITHM_REPLACE_H
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_PUSH_MACROS
#include <__undef_macros>
_LIBCPP_BEGIN_NAMESPACE_STD
// replace
template <class _ForwardIterator, class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
void
replace(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __old_value, const _Tp& __new_value)
{
for (; __first != __last; ++__first)
if (*__first == __old_value)
*__first = __new_value;
}
// replace_if
template <class _ForwardIterator, class _Predicate, class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
void
replace_if(_ForwardIterator __first, _ForwardIterator __last, _Predicate __pred, const _Tp& __new_value)
{
for (; __first != __last; ++__first)
if (__pred(*__first))
*__first = __new_value;
}
// replace_copy
template <class _InputIterator, class _OutputIterator, class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
_OutputIterator
replace_copy(_InputIterator __first, _InputIterator __last, _OutputIterator __result,
const _Tp& __old_value, const _Tp& __new_value)
{
for (; __first != __last; ++__first, (void) ++__result)
if (*__first == __old_value)
*__result = __new_value;
else
*__result = *__first;
return __result;
}
// replace_copy_if
template <class _InputIterator, class _OutputIterator, class _Predicate, class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
_OutputIterator
replace_copy_if(_InputIterator __first, _InputIterator __last, _OutputIterator __result,
_Predicate __pred, const _Tp& __new_value)
{
for (; __first != __last; ++__first, (void) ++__result)
if (__pred(*__first))
*__result = __new_value;
else
*__result = *__first;
return __result;
}
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
#endif // _LIBCPP___ALGORITHM_REPLACE_H
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