* [PATCH] libstdc++: Implement LWG 3553 change to split_view
@ 2021-06-18 3:59 Patrick Palka
2021-06-18 21:58 ` Jonathan Wakely
0 siblings, 1 reply; 2+ messages in thread
From: Patrick Palka @ 2021-06-18 3:59 UTC (permalink / raw)
To: gcc-patches; +Cc: libstdc++, Patrick Palka
libstdc++-v3/ChangeLog:
* include/std/ranges (split_view::_OuterIter::value_type::begin):
Remove the non-const overload, and remove the copyable constraint
on the const overload as per LWG 3553.
---
libstdc++-v3/include/std/ranges | 6 ------
1 file changed, 6 deletions(-)
diff --git a/libstdc++-v3/include/std/ranges b/libstdc++-v3/include/std/ranges
index bf85b1629f0..49babe81437 100644
--- a/libstdc++-v3/include/std/ranges
+++ b/libstdc++-v3/include/std/ranges
@@ -2932,14 +2932,8 @@ namespace views::__adaptor
constexpr _InnerIter<_Const>
begin() const
- requires copyable<_OuterIter>
{ return _InnerIter<_Const>{_M_i}; }
- constexpr _InnerIter<_Const>
- begin()
- requires (!copyable<_OuterIter>)
- { return _InnerIter<_Const>{std::move(_M_i)}; }
-
constexpr default_sentinel_t
end() const
{ return default_sentinel; }
--
2.32.0.93.g670b81a890
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] libstdc++: Implement LWG 3553 change to split_view
2021-06-18 3:59 [PATCH] libstdc++: Implement LWG 3553 change to split_view Patrick Palka
@ 2021-06-18 21:58 ` Jonathan Wakely
0 siblings, 0 replies; 2+ messages in thread
From: Jonathan Wakely @ 2021-06-18 21:58 UTC (permalink / raw)
To: Patrick Palka; +Cc: gcc Patches, libstdc++
On Fri, 18 Jun 2021 at 05:01, Patrick Palka via Libstdc++
<libstdc++@gcc.gnu.org> wrote:
>
> libstdc++-v3/ChangeLog:
>
> * include/std/ranges (split_view::_OuterIter::value_type::begin):
> Remove the non-const overload, and remove the copyable constraint
> on the const overload as per LWG 3553.
OK
> ---
> libstdc++-v3/include/std/ranges | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/libstdc++-v3/include/std/ranges b/libstdc++-v3/include/std/ranges
> index bf85b1629f0..49babe81437 100644
> --- a/libstdc++-v3/include/std/ranges
> +++ b/libstdc++-v3/include/std/ranges
> @@ -2932,14 +2932,8 @@ namespace views::__adaptor
>
> constexpr _InnerIter<_Const>
> begin() const
> - requires copyable<_OuterIter>
> { return _InnerIter<_Const>{_M_i}; }
>
> - constexpr _InnerIter<_Const>
> - begin()
> - requires (!copyable<_OuterIter>)
> - { return _InnerIter<_Const>{std::move(_M_i)}; }
> -
> constexpr default_sentinel_t
> end() const
> { return default_sentinel; }
> --
> 2.32.0.93.g670b81a890
>
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