[Bug fortran/88080] Add warning if IMPLICIT NONE is missing

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88080

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2020-07-21
             Status|UNCONFIRMED                 |WAITING
     Ever confirmed|0                           |1

--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
IMO it is a coding policy. If one want to enforce implicit none, (s)he uses 
-fimplicit-none.

I am in favor to close this PR as WONTFIX.