1*fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 2*fe6060f1SDimitry Andric // 3*fe6060f1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*fe6060f1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*fe6060f1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*fe6060f1SDimitry Andric // 7*fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 8*fe6060f1SDimitry Andric 9*fe6060f1SDimitry Andric #ifndef _LIBCPP___ALGORITHM_REMOVE_H 10*fe6060f1SDimitry Andric #define _LIBCPP___ALGORITHM_REMOVE_H 11*fe6060f1SDimitry Andric 12*fe6060f1SDimitry Andric #include <__config> 13*fe6060f1SDimitry Andric #include <__algorithm/find.h> 14*fe6060f1SDimitry Andric #include <__algorithm/find_if.h> 15*fe6060f1SDimitry Andric #include <__utility/move.h> 16*fe6060f1SDimitry Andric 17*fe6060f1SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 18*fe6060f1SDimitry Andric #pragma GCC system_header 19*fe6060f1SDimitry Andric #endif 20*fe6060f1SDimitry Andric 21*fe6060f1SDimitry Andric _LIBCPP_PUSH_MACROS 22*fe6060f1SDimitry Andric #include <__undef_macros> 23*fe6060f1SDimitry Andric 24*fe6060f1SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 25*fe6060f1SDimitry Andric 26*fe6060f1SDimitry Andric template <class _ForwardIterator, class _Tp> 27*fe6060f1SDimitry Andric _LIBCPP_NODISCARD_EXT _LIBCPP_CONSTEXPR_AFTER_CXX17 _ForwardIterator 28*fe6060f1SDimitry Andric remove(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value_) 29*fe6060f1SDimitry Andric { 30*fe6060f1SDimitry Andric __first = _VSTD::find(__first, __last, __value_); 31*fe6060f1SDimitry Andric if (__first != __last) 32*fe6060f1SDimitry Andric { 33*fe6060f1SDimitry Andric _ForwardIterator __i = __first; 34*fe6060f1SDimitry Andric while (++__i != __last) 35*fe6060f1SDimitry Andric { 36*fe6060f1SDimitry Andric if (!(*__i == __value_)) 37*fe6060f1SDimitry Andric { 38*fe6060f1SDimitry Andric *__first = _VSTD::move(*__i); 39*fe6060f1SDimitry Andric ++__first; 40*fe6060f1SDimitry Andric } 41*fe6060f1SDimitry Andric } 42*fe6060f1SDimitry Andric } 43*fe6060f1SDimitry Andric return __first; 44*fe6060f1SDimitry Andric } 45*fe6060f1SDimitry Andric 46*fe6060f1SDimitry Andric _LIBCPP_END_NAMESPACE_STD 47*fe6060f1SDimitry Andric 48*fe6060f1SDimitry Andric _LIBCPP_POP_MACROS 49*fe6060f1SDimitry Andric 50*fe6060f1SDimitry Andric #endif // _LIBCPP___ALGORITHM_REMOVE_H 51