gcc/testsuite/gfortran.dg/do_check_7.f90

   1 ! { dg-do compile }
   2 ! PR 30146 - warn about DO variables as argument to INTENT(IN) and
   3 ! INTENT(INOUT) dummy arguments
   4 program main
   5   implicit none
   6   integer :: i,j, k, l
   7   do k=1,2                      ! { dg-error "undefined value" }
   8      do i=1,10                  ! { dg-error "definable" }
   9         do j=1,10               ! { dg-error "undefined value" }
  10            do l=1,10            ! { dg-error "definable" }
  11               call s_out(k)      ! { dg-error "undefined" }
  12               call s_inout(i)    ! { dg-error "definable" }
  13               print *,f_out(j)   ! { dg-error "undefined" }
  14               print *,f_inout(l) ! { dg-error "definable" }
  15            end do
  16         end do
  17      end do
  18   end do
  19 contains
  20   subroutine s_out(i_arg)
  21     integer, intent(out) :: i_arg
  22   end subroutine s_out
  23
  24   subroutine s_inout(i_arg)
  25     integer, intent(inout) :: i_arg
  26   end subroutine s_inout
  27
  28   function f_out(i_arg)
  29     integer, intent(out) :: i_arg
  30     integer :: f_out
  31     f_out = i_arg
  32   end function f_out
  33
  34   function f_inout(i_arg)
  35     integer, intent(inout) :: i_arg
  36     integer :: f_inout
  37     f_inout = i_arg
  38   end function f_inout
  39
  40 end program main