[Bug fortran/68319] ICE on using interface with included entry

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68319

--- Comment #4 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> In fact, gfortran is not issues an error for data-stmt, format-stmt,
> or stmt-function-stmt.

Confirmed: the following test compiles

module m
   interface
      subroutine s
      entry e
        integer :: x
        data x /1/
        f(x) = x*x
10      format (a)
      end
   end interface
contains
   subroutine g
   end
end