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221
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1 //===----------------------------------------------------------------------===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8
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9 #ifndef _LIBCPP___ALGORITHM_REMOVE_H
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10 #define _LIBCPP___ALGORITHM_REMOVE_H
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11
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12 #include <__algorithm/find.h>
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13 #include <__algorithm/find_if.h>
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236
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14 #include <__config>
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223
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15 #include <__utility/move.h>
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221
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16
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17 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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236
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18 # pragma GCC system_header
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221
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19 #endif
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20
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21 _LIBCPP_BEGIN_NAMESPACE_STD
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22
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23 template <class _ForwardIterator, class _Tp>
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236
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24 _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
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25 remove(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value)
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221
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26 {
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236
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27 __first = _VSTD::find(__first, __last, __value);
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221
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28 if (__first != __last)
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29 {
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30 _ForwardIterator __i = __first;
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31 while (++__i != __last)
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32 {
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236
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33 if (!(*__i == __value))
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221
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34 {
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35 *__first = _VSTD::move(*__i);
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36 ++__first;
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37 }
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38 }
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39 }
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40 return __first;
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41 }
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42
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43 _LIBCPP_END_NAMESPACE_STD
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44
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45 #endif // _LIBCPP___ALGORITHM_REMOVE_H
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