Such a type would be very useful for us. We make extensive use of
move-only types (and have a noncopayble_function template). I would
welcome a standard noncopyable any.

On 28/05/2020 16.41, Antony Polukhin via Std-Proposals wrote:
> Hi,
>
> Is there a proposal for std::any like type that does not require held
> types to be copyable and has unique ownership of the held data?
>
> Is there interest in such class?
>
> We have an in house implementation that I find very useful for storing
> structures that contain unique_ptr (Flatbuffers, recursive types) and
> even non-movable types with mutexes.
>