forked from OSchip/llvm-project
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP___ALGORITHM_PARTITION_COPY_H
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#define _LIBCPP___ALGORITHM_PARTITION_COPY_H
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#include <__config>
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#include <__iterator/iterator_traits.h>
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#include <__utility/pair.h>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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_LIBCPP_BEGIN_NAMESPACE_STD
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template <class _InputIterator, class _OutputIterator1,
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class _OutputIterator2, class _Predicate>
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_LIBCPP_CONSTEXPR_AFTER_CXX17 pair<_OutputIterator1, _OutputIterator2>
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partition_copy(_InputIterator __first, _InputIterator __last,
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_OutputIterator1 __out_true, _OutputIterator2 __out_false,
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_Predicate __pred)
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{
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for (; __first != __last; ++__first)
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{
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if (__pred(*__first))
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{
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*__out_true = *__first;
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++__out_true;
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}
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else
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{
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*__out_false = *__first;
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++__out_false;
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}
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}
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return pair<_OutputIterator1, _OutputIterator2>(__out_true, __out_false);
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}
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP___ALGORITHM_PARTITION_COPY_H
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