On Sat, Apr 12, 2025 at 01:07:32PM -0400, Howard Hinnant via Std-Proposals wrote:
> Ancedote:
>
> std::integral recently fell out of favor with me and I wrote my own concept that better suited my needs:
>
> https://github.com/HowardHinnant/bbi/blob/master/bbi.h#L176-L191

When looking at this and also my own recent work I am starting to ask myself
if

template <typename T, typename ... A>
using is_same_as_one_of_v = (std::is_same<T, A> || ...);

would be a useful addition to the standard library?

/MF