//===----------------------------------------------------------------------===// // // 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_REMOVE_IF_H #define _LIBCPP___ALGORITHM_REMOVE_IF_H #include <__config> #include <__algorithm/find_if.h> #include #include #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) #pragma GCC system_header #endif _LIBCPP_PUSH_MACROS #include <__undef_macros> _LIBCPP_BEGIN_NAMESPACE_STD template _LIBCPP_NODISCARD_EXT _LIBCPP_CONSTEXPR_AFTER_CXX17 _ForwardIterator remove_if(_ForwardIterator __first, _ForwardIterator __last, _Predicate __pred) { __first = _VSTD::find_if<_ForwardIterator, typename add_lvalue_reference<_Predicate>::type> (__first, __last, __pred); if (__first != __last) { _ForwardIterator __i = __first; while (++__i != __last) { if (!__pred(*__i)) { *__first = _VSTD::move(*__i); ++__first; } } } return __first; } _LIBCPP_END_NAMESPACE_STD _LIBCPP_POP_MACROS #endif // _LIBCPP___ALGORITHM_REMOVE_IF_H