gcc/testsuite/gfortran.dg/der_io_2.f90

   1 ! { dg-do compile }
   2 ! PR 23843
   3 ! IO of derived types with private components is allowed in the module itself,
   4 ! but not elsewhere
   5 module gfortran2
   6     type :: tp1
   7         private
   8         integer :: i
   9     end type tp1
  10
  11     type :: tp1b
  12         integer :: i
  13     end type tp1b
  14
  15     type :: tp2
  16         real :: a
  17         type(tp1) :: t
  18     end type tp2
  19
  20 contains
  21
  22     subroutine test()
  23         type(tp1) :: x
  24         type(tp2) :: y
  25
  26         write (*, *) x
  27         write (*, *) y
  28     end subroutine test
  29
  30 end module gfortran2
  31
  32 program prog
  33
  34     use gfortran2
  35
  36     implicit none
  37     type :: tp3
  38         type(tp2) :: t
  39     end type tp3
  40     type :: tp3b
  41         type(tp1b) :: t
  42     end type tp3b
  43
  44     type(tp1) :: x
  45     type(tp2) :: y
  46     type(tp3) :: z
  47     type(tp3b) :: zb
  48
  49     write (*, *) x   ! { dg-error "PRIVATE components" }
  50     write (*, *) y   ! { dg-error "PRIVATE components" }
  51     write (*, *) z   ! { dg-error "PRIVATE components" }
  52     write (*, *) zb
  53 end program prog