[Bug fortran/54997] -Wunused-function gives false warnings for procedures passed as actual argument

[janus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54997

--- Comment #2 from janus at gcc dot gnu.org 2012-10-20 09:03:30 UTC ---
(In reply to comment #0)
>   subroutine s2(dummy)
>     procedure() :: dummy
>   end subroutine


Also an "Unused dummy argument" warning is missing here ...