| //===----------------------------------------------------------------------===// |
| // |
| // 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_PARTITION_COPY_H |
| #define _LIBCPP___ALGORITHM_PARTITION_COPY_H |
| |
| #include <__config> |
| #include <__iterator/iterator_traits.h> |
| #include <__utility/pair.h> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| template <class _InputIterator, class _OutputIterator1, |
| class _OutputIterator2, class _Predicate> |
| _LIBCPP_CONSTEXPR_AFTER_CXX17 pair<_OutputIterator1, _OutputIterator2> |
| partition_copy(_InputIterator __first, _InputIterator __last, |
| _OutputIterator1 __out_true, _OutputIterator2 __out_false, |
| _Predicate __pred) |
| { |
| for (; __first != __last; ++__first) |
| { |
| if (__pred(*__first)) |
| { |
| *__out_true = *__first; |
| ++__out_true; |
| } |
| else |
| { |
| *__out_false = *__first; |
| ++__out_false; |
| } |
| } |
| return pair<_OutputIterator1, _OutputIterator2>(__out_true, __out_false); |
| } |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP___ALGORITHM_PARTITION_COPY_H |
