gcc/testsuite/gfortran.dg/used_types_7.f90

   1 ! { dg-do compile }
   2 ! Tests the fix for a further regression caused by the
   3 ! fix for PR28788 and posted as PR28908. The problem was
   4 ! caused by the patch preventing interface derived types
   5 ! from associating with identical derived types in the
   6 ! containing namespaces.
   7 !
   8 ! Contributed by HJ Lu  <hjl@lucon.org>
   9 !
  10 module bar
  11   implicit none
  12   public
  13   type ESMF_Time
  14     integer :: DD
  15   end type
  16 end module bar
  17
  18 module foo
  19   use bar
  20   implicit none
  21   private
  22   type ESMF_Clock
  23     type(ESMF_Time)  :: CurrTime
  24   end type
  25   interface operator (+)
  26     function add (x, y)
  27       use bar
  28       type(ESMF_Time) :: add
  29       type(ESMF_Time), intent(in) :: x
  30       type(ESMF_Time), intent(in) :: y
  31     end function add
  32   end interface
  33 contains
  34   subroutine ESMF_ClockAdvance(clock)
  35     type(ESMF_Clock), intent(inout) :: clock
  36     clock%CurrTime = clock%CurrTime + clock%CurrTime
  37   end subroutine ESMF_ClockAdvance
  38 end module foo