[Bug fortran/58667] Add -Wfloat-conversion

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58667

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|WAITING                     |RESOLVED
         Resolution|---                         |WONTFIX

--- Comment #4 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Without feedback I'll close this PR as WONTFIX.

No feed-back, closing.