[Bug fortran/78661] [OOP] Namelist output missing object designator under DTIO

[janus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78661

--- Comment #10 from janus at gcc dot gnu.org ---
Created attachment 40357
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40357&action=edit
draft patch

The attached patch seems to make the original comment 0 as well as the
polymorphic version in comment 7 work. Regtesting now ...