[PATCH] libstdc++: Export std::allocation_result in std.cc [PR118030]

[Jonathan Wakely]

On Thu, 19 Mar 2026 at 14:16, Jakub Jelinek <jakub@redhat.com> wrote:
>
> Hi!
>
> allocation_result has been added in PR118030 P0401 r16-7986 but
> not exported in std module.
>
> Tested on x86_64-linux, ok for trunk?

OK, thanks


>
> 2026-03-19  Jakub Jelinek  <jakub@redhat.com>
>
>         PR libstdc++/118030
>         * src/c++23/std.cc.in: Add allocation_result.
>
> --- libstdc++-v3/src/c++23/std.cc.in.jj 2026-02-17 11:37:50.147570499 +0100
> +++ libstdc++-v3/src/c++23/std.cc.in    2026-03-19 14:41:32.584711108 +0100
> @@ -2055,6 +2055,9 @@ export namespace std
>    using std::start_lifetime_as;
>    using std::start_lifetime_as_array;
>  #endif
> +#ifdef __glibcxx_allocate_at_least
> +  using std::allocation_result;
> +#endif
>  }
>
>  // 20.4 <memory_resource>
>
>         Jakub
>