gcc/testsuite/gfortran.dg/dtio_22.f90

   1 ! { dg-do run }
   2 !
   3 ! PR 78848: [OOP] ICE on writing CLASS variable with non-typebound DTIO procedure
   4 !
   5 ! Contributed by Mikael Morin <morin-mikael@orange.fr>
   6
   7 module m
   8   type :: t
   9     integer :: i = 123
  10   end type
  11   interface write(formatted)
  12     procedure wf
  13   end interface
  14 contains
  15   subroutine wf(this, unit, b, c, iostat, iomsg)
  16     class(t), intent(in) :: this
  17     integer, intent(in) :: unit
  18     character(*), intent(in) :: b
  19     integer, intent(in) :: c(:)
  20     integer, intent(out) :: iostat
  21     character(*), intent(inout) :: iomsg
  22     write (unit, "(i3)", IOSTAT=iostat, IOMSG=iomsg) this%i
  23   end subroutine
  24 end
  25
  26 program p
  27   use m
  28   character(3) :: buffer
  29   class(t), allocatable :: z
  30   allocate(z)
  31   write(buffer,"(DT)") z
  32   if (buffer /= "123") STOP 1
  33 end