diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2023-07-26 19:03:47 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2023-07-26 19:04:23 +0000 |
| commit | 7fa27ce4a07f19b07799a767fc29416f3b625afb (patch) | |
| tree | 27825c83636c4de341eb09a74f49f5d38a15d165 /libcxx/include/__algorithm/ranges_unique.h | |
| parent | e3b557809604d036af6e00c60f012c2025b59a5e (diff) | |
Diffstat (limited to 'libcxx/include/__algorithm/ranges_unique.h')
| -rw-r--r-- | libcxx/include/__algorithm/ranges_unique.h | 52 |
1 files changed, 25 insertions, 27 deletions
diff --git a/libcxx/include/__algorithm/ranges_unique.h b/libcxx/include/__algorithm/ranges_unique.h index be427ccf7fad..b17e01fc5057 100644 --- a/libcxx/include/__algorithm/ranges_unique.h +++ b/libcxx/include/__algorithm/ranges_unique.h @@ -32,48 +32,46 @@ # pragma GCC system_header #endif -#if _LIBCPP_STD_VER > 17 +#if _LIBCPP_STD_VER >= 20 _LIBCPP_BEGIN_NAMESPACE_STD namespace ranges { namespace __unique { - struct __fn { - template < - permutable _Iter, - sentinel_for<_Iter> _Sent, - class _Proj = identity, - indirect_equivalence_relation<projected<_Iter, _Proj>> _Comp = ranges::equal_to> - _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr subrange<_Iter> - operator()(_Iter __first, _Sent __last, _Comp __comp = {}, _Proj __proj = {}) const { - auto __ret = std::__unique<_RangeAlgPolicy>( - std::move(__first), std::move(__last), std::__make_projected(__comp, __proj)); - return {std::move(__ret.first), std::move(__ret.second)}; - } +struct __fn { + template <permutable _Iter, + sentinel_for<_Iter> _Sent, + class _Proj = identity, + indirect_equivalence_relation<projected<_Iter, _Proj>> _Comp = ranges::equal_to> + _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr subrange<_Iter> + operator()(_Iter __first, _Sent __last, _Comp __comp = {}, _Proj __proj = {}) const { + auto __ret = + std::__unique<_RangeAlgPolicy>(std::move(__first), std::move(__last), std::__make_projected(__comp, __proj)); + return {std::move(__ret.first), std::move(__ret.second)}; + } - template < - forward_range _Range, - class _Proj = identity, - indirect_equivalence_relation<projected<iterator_t<_Range>, _Proj>> _Comp = ranges::equal_to> - requires permutable<iterator_t<_Range>> - _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr borrowed_subrange_t<_Range> - operator()(_Range&& __range, _Comp __comp = {}, _Proj __proj = {}) const { - auto __ret = std::__unique<_RangeAlgPolicy>( - ranges::begin(__range), ranges::end(__range), std::__make_projected(__comp, __proj)); - return {std::move(__ret.first), std::move(__ret.second)}; - } - }; + template <forward_range _Range, + class _Proj = identity, + indirect_equivalence_relation<projected<iterator_t<_Range>, _Proj>> _Comp = ranges::equal_to> + requires permutable<iterator_t<_Range>> + _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr borrowed_subrange_t<_Range> + operator()(_Range&& __range, _Comp __comp = {}, _Proj __proj = {}) const { + auto __ret = std::__unique<_RangeAlgPolicy>( + ranges::begin(__range), ranges::end(__range), std::__make_projected(__comp, __proj)); + return {std::move(__ret.first), std::move(__ret.second)}; + } +}; } // namespace __unique inline namespace __cpo { - inline constexpr auto unique = __unique::__fn{}; +inline constexpr auto unique = __unique::__fn{}; } // namespace __cpo } // namespace ranges _LIBCPP_END_NAMESPACE_STD -#endif // _LIBCPP_STD_VER > 17 +#endif // _LIBCPP_STD_VER >= 20 #endif // _LIBCPP___ALGORITHM_RANGES_UNIQUE_H |