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* [gcc r13-2232] libstdc++: Implement LWG 3692/3702 changes to zip_/zip_transform_view
@ 2022-08-26 23:00 Patrick Palka
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From: Patrick Palka @ 2022-08-26 23:00 UTC (permalink / raw)
To: gcc-cvs, libstdc++-cvs
https://gcc.gnu.org/g:d0fd62d0ff4d1e0648e11b650b4f449772663990
commit r13-2232-gd0fd62d0ff4d1e0648e11b650b4f449772663990
Author: Patrick Palka <ppalka@redhat.com>
Date: Fri Aug 26 18:59:36 2022 -0400
libstdc++: Implement LWG 3692/3702 changes to zip_/zip_transform_view
libstdc++-v3/ChangeLog:
* include/std/ranges (zip_view::_Iterator::operator<): Remove
as per LWG 3692.
(zip_view::_Iterator::operator>): Likewise.
(zip_view::_Iterator::operator<=): Likewise.
(zip_view::_Iterator::operator>=): Likewise.
(zip_view::_Iterator::operator<=>): Remove three_way_comparable
constraint as per LWG 3692.
(zip_transform_view::_Iterator): Ditto as per LWG 3702.
Diff:
---
libstdc++-v3/include/std/ranges | 43 +----------------------------------------
1 file changed, 1 insertion(+), 42 deletions(-)
diff --git a/libstdc++-v3/include/std/ranges b/libstdc++-v3/include/std/ranges
index d4e326ad9c6..6e2e561ed12 100644
--- a/libstdc++-v3/include/std/ranges
+++ b/libstdc++-v3/include/std/ranges
@@ -4616,30 +4616,9 @@ namespace views::__adaptor
}(make_index_sequence<sizeof...(_Vs)>{});
}
- friend constexpr bool
- operator<(const _Iterator& __x, const _Iterator& __y)
- requires __detail::__all_random_access<_Const, _Vs...>
- { return __x._M_current < __y._M_current; }
-
- friend constexpr bool
- operator>(const _Iterator& __x, const _Iterator& __y)
- requires __detail::__all_random_access<_Const, _Vs...>
- { return __y < __x; }
-
- friend constexpr bool
- operator<=(const _Iterator& __x, const _Iterator& __y)
- requires __detail::__all_random_access<_Const, _Vs...>
- { return !(__y < __x); }
-
- friend constexpr bool
- operator>=(const _Iterator& __x, const _Iterator& __y)
- requires __detail::__all_random_access<_Const, _Vs...>
- { return !(__x < __y); }
-
friend constexpr auto
operator<=>(const _Iterator& __x, const _Iterator& __y)
requires __detail::__all_random_access<_Const, _Vs...>
- && (three_way_comparable<iterator_t<__detail::__maybe_const_t<_Const, _Vs>>> && ...)
{ return __x._M_current <=> __y._M_current; }
friend constexpr _Iterator
@@ -5006,29 +4985,9 @@ namespace views::__adaptor
requires equality_comparable<__ziperator<_Const>>
{ return __x._M_inner == __y._M_inner; }
- friend constexpr bool
- operator<(const _Iterator& __x, const _Iterator& __y)
- requires random_access_range<_Base<_Const>>
- { return __x._M_inner < __y._M_inner; }
-
- friend constexpr bool
- operator>(const _Iterator& __x, const _Iterator& __y)
- requires random_access_range<_Base<_Const>>
- { return __x._M_inner > __y._M_inner; }
-
- friend constexpr bool
- operator<=(const _Iterator& __x, const _Iterator& __y)
- requires random_access_range<_Base<_Const>>
- { return __x._M_inner <= __y._M_inner; }
-
- friend constexpr bool
- operator>=(const _Iterator& __x, const _Iterator& __y)
- requires random_access_range<_Base<_Const>>
- { return __x._M_inner >= __y._M_inner; }
-
friend constexpr auto
operator<=>(const _Iterator& __x, const _Iterator& __y)
- requires random_access_range<_Base<_Const>> && three_way_comparable<__ziperator<_Const>>
+ requires random_access_range<_Base<_Const>>
{ return __x._M_inner <=> __y._M_inner; }
friend constexpr _Iterator
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