On Thu, Mar 20, 2025 at 8:19 PM Jonathan Wakely <jwak...@redhat.com> wrote:
> Also export the tuple-like helpers from <complex>, and the
> std::from_range_t and std::from_range tag.
>
> libstdc++-v3/ChangeLog:
>
> * src/c++23/std.cc.in (tuple_element, tuple_element_t)
> (tuple_size, tuple_size_v, get): Export.
> (ranges::cache_latest_view, views::cache_latest): Export.
> (ranges::to_input_view, views::to_input): Export.
> (from_range_t, from_range): Export.
> ---
>
> Tested by compiling and importing std and briefly testing the imported
> features.
>
LGTM
>
> libstdc++-v3/src/c++23/std.cc.in | 23 ++++++++++++++++++++---
> 1 file changed, 20 insertions(+), 3 deletions(-)
>
> diff --git a/libstdc++-v3/src/c++23/std.cc.in b/libstdc++-v3/src/c++23/
> std.cc.in
> index c0b7e1dc727..12253b95c5a 100644
> --- a/libstdc++-v3/src/c++23/std.cc.in
> +++ b/libstdc++-v3/src/c++23/std.cc.in
> @@ -924,6 +924,13 @@ export namespace std
> using std::sqrt;
> using std::tan;
> using std::tanh;
> +#if __cpp_lib_tuple_like >= 202311L
> + using std::tuple_element;
> + using std::tuple_element_t;
> + using std::tuple_size;
> + using std::tuple_size_v;
> + using std::get;
> +#endif
> }
> export namespace std::inline literals::inline complex_literals
> {
> @@ -2383,14 +2390,24 @@ export namespace std
> using ranges::enumerate_view;
> namespace views { using views::enumerate; }
> #endif
> -#if __cpp_lib_ranges_to_container // C++ >= 23
> - using ranges::to;
> -#endif // __cpp_lib_ranges_to_container
> #if __cpp_lib_ranges_concat // C++ >= C++26
> using ranges::concat_view;
> namespace views { using views::concat; }
> +#endif
> +#if __cpp_lib_ranges_cache_latest // C++ >= C++26
> + using ranges::cache_latest_view;
> + namespace views { using views::cache_latest; }
> +#endif
> +#if __glibcxx_ranges_to_input // C++ >= 26
> + using ranges::to_input_view;
> + namespace views { using views::to_input; }
> #endif
> }
> +#if __glibcxx_ranges_to_container // C++ >= 23
> + namespace ranges { using ranges::to; }
> + using std::from_range_t;
> + using std::from_range;
> +#endif
> }
>
> // <ratio>
> --
> 2.49.0
>
>
