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! { dg-compile }
!
! Reported by Vladimir Nikishkin
! at https://stackoverflow.com/questions/60972134/whats-wrong-with-the-following-fortran-code-gfortran-dtio-dummy-argument-at#
!
module scheme
type, abstract :: scheme_object
contains
procedure, pass :: generic_scheme_print => print_scheme_object
generic, public :: write (formatted) => generic_scheme_print
end type scheme_object
abstract interface
subroutine packageable_procedure( )
import scheme_object
end subroutine packageable_procedure
end interface
contains
subroutine print_scheme_object(this, unit, iotype, v_list, iostat, iomsg)
class(scheme_object), intent(in) :: this
integer, intent(in) :: unit
character(*), intent(in) :: iotype
integer, intent(in) :: v_list (:)
integer, intent(out) :: iostat
character(*), intent(inout) :: iomsg
iostat = 1
end subroutine print_scheme_object
subroutine packaged_cons( )
end subroutine packaged_cons
function make_primitive_procedure_object( proc1 ) result( retval )
class(scheme_object), pointer :: retval
procedure(packageable_procedure), pointer :: proc1
end function make_primitive_procedure_object
subroutine ll_setup_global_environment()
procedure(packageable_procedure), pointer :: proc1
class(scheme_object), pointer :: proc_obj_to_pack
proc1 => packaged_cons
proc_obj_to_pack => make_primitive_procedure_object( proc1 )
end subroutine ll_setup_global_environment
end module scheme
program main
end program main
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