Tom Honermann wrote:
> As far as I can tell, P2996R2 does not specify any functions that consume
> strings in the returned encoding.

`data_member_spec` can take a name, which can come from `name_of`
if, for instance, one replicates the members of an existing class into a new
one.

We should reasonably expect this to result in a member with the same
name as the original.