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! { dg-do run }

! Test the fix for PR43180, in which patch which reduced the use of

! internal_pack/unpack messed up the passing of ru(1)%c as the actual

! argument at line 23 in this testcase.

!

! Contributed by Harald Anlauf 

! further reduced by Tobias Burnus 

!

module mo_obs_rules

  type t_set

     integer :: use = 42

  end type t_set

  type t_rules

     character(len=40) :: comment

     type(t_set)       :: c (1)

  end type t_rules

  type (t_rules), save :: ru (1)

contains

  subroutine get_rule (c)

    type(t_set) :: c (:)

    ru(1)%c(:)%use = 99

    if (any (c(:)%use .ne. 42)) call abort

    call set_set_v (ru(1)%c, c)

    if (any (c(:)%use .ne. 99)) call abort

  contains

    subroutine set_set_v (src, dst)

      type(t_set), intent(in)    :: src(1)

      type(t_set), intent(inout) :: dst(1)

    if (any (src%use .ne. 99)) call abort

    if (any (dst%use .ne. 42)) call abort

      dst = src

    end subroutine set_set_v

  end subroutine get_rule

end module mo_obs_rules

program test

  use mo_obs_rules

  type(t_set) :: c (1)

  call get_rule (c)

end program test

! { dg-final { cleanup-modules "mo_obs_rules" } }