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_reverse.h | |
| parent | e3b557809604d036af6e00c60f012c2025b59a5e (diff) | |
Diffstat (limited to 'libcxx/include/__algorithm/ranges_reverse.h')
| -rw-r--r-- | libcxx/include/__algorithm/ranges_reverse.h | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/libcxx/include/__algorithm/ranges_reverse.h b/libcxx/include/__algorithm/ranges_reverse.h index e2a5d9a8250d..9ec865995b4a 100644 --- a/libcxx/include/__algorithm/ranges_reverse.h +++ b/libcxx/include/__algorithm/ranges_reverse.h @@ -22,18 +22,16 @@ # pragma GCC system_header #endif -#if _LIBCPP_STD_VER > 17 +#if _LIBCPP_STD_VER >= 20 _LIBCPP_BEGIN_NAMESPACE_STD namespace ranges { namespace __reverse { struct __fn { - template <bidirectional_iterator _Iter, sentinel_for<_Iter> _Sent> requires permutable<_Iter> - _LIBCPP_HIDE_FROM_ABI constexpr - _Iter operator()(_Iter __first, _Sent __last) const { + _LIBCPP_HIDE_FROM_ABI constexpr _Iter operator()(_Iter __first, _Sent __last) const { if constexpr (random_access_iterator<_Iter>) { if (__first == __last) return __first; @@ -63,21 +61,19 @@ struct __fn { template <bidirectional_range _Range> requires permutable<iterator_t<_Range>> - _LIBCPP_HIDE_FROM_ABI constexpr - borrowed_iterator_t<_Range> operator()(_Range&& __range) const { + _LIBCPP_HIDE_FROM_ABI constexpr borrowed_iterator_t<_Range> operator()(_Range&& __range) const { return (*this)(ranges::begin(__range), ranges::end(__range)); } - }; } // namespace __reverse inline namespace __cpo { - inline constexpr auto reverse = __reverse::__fn{}; +inline constexpr auto reverse = __reverse::__fn{}; } // namespace __cpo } // namespace ranges _LIBCPP_END_NAMESPACE_STD -#endif // _LIBCPP_STD_VER > 17 +#endif // _LIBCPP_STD_VER >= 20 #endif // _LIBCPP___ALGORITHM_RANGES_REVERSE_H |