47 lines · c
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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___ALGORITHM_REMOVE_H10#define _LIBCPP___ALGORITHM_REMOVE_H11 12#include <__algorithm/find.h>13#include <__algorithm/find_if.h>14#include <__config>15#include <__utility/move.h>16 17#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)18# pragma GCC system_header19#endif20 21_LIBCPP_PUSH_MACROS22#include <__undef_macros>23 24_LIBCPP_BEGIN_NAMESPACE_STD25 26template <class _ForwardIterator, class _Tp>27[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator28remove(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value) {29 __first = std::find(__first, __last, __value);30 if (__first != __last) {31 _ForwardIterator __i = __first;32 while (++__i != __last) {33 if (!(*__i == __value)) {34 *__first = std::move(*__i);35 ++__first;36 }37 }38 }39 return __first;40}41 42_LIBCPP_END_NAMESPACE_STD43 44_LIBCPP_POP_MACROS45 46#endif // _LIBCPP___ALGORITHM_REMOVE_H47