On Thu, Aug 29, 2019 at 3:58 PM Steve Downey <sdowney_at_[hidden]> wrote:

> It's not out of the question that span may acquire contiguous_range
> constructors for 20.
>

I don't understand this. There is already a constructor that does this:

http://eel.is/c++draft/views.span#span.cons-itemdecl:5

The constraints are all met by a contiguous_range.

Zach