! { dg-do compile }
! { dg-options "-fcoarray=lib -fdump-tree-original" }
!
! Check whether TOKEN and OFFSET are correctly propagated
! 

! THIS PART FAILED (ICE) DUE TO TYPE SHARING

module matrix_data
   implicit none
   type sparse_CSR_matrix
      integer, allocatable :: a(:)
   end type sparse_CSR_matrix
CONTAINS

subroutine build_CSR_matrix(CSR)
   type(sparse_CSR_matrix), intent(out) :: CSR
   integer, allocatable :: CAF_begin[:]
   call global_to_local_index(CAF_begin)
end subroutine build_CSR_matrix

subroutine global_to_local_index(CAF_begin)
   integer, intent(out) :: CAF_begin[*]
end subroutine  global_to_local_index

end module matrix_data


! DUMP TESTING

program main
  implicit none
  type t
    integer(4) :: a, b
  end type t
  integer, allocatable :: caf[:]
  type(t), allocatable :: caf_dt[:]

  allocate (caf[*])
  allocate (caf_dt[*])

  caf = 42
  caf_dt = t (1,2)
  call sub (caf, caf_dt%b)
  print *,caf, caf_dt%b
  if (caf /= -99 .or. caf_dt%b /= -101) STOP 1
  call sub_opt ()
  call sub_opt (caf)
  if (caf /= 124) STOP 2
contains

  subroutine sub (x1, x2)
    integer :: x1[*], x2[*]
    call sub2 (x1, x2)
  end subroutine sub

  subroutine sub2 (y1, y2)
    integer :: y1[*], y2[*]

    print *, y1, y2
    if (y1 /= 42 .or. y2 /= 2) STOP 3
    y1 = -99
    y2 = -101
  end subroutine sub2

  subroutine sub_opt (z)
    integer, optional :: z[*]
    if (present (z)) then
      if (z /= -99) STOP 4
      z = 124
    end if
  end subroutine sub_opt

end program main

! SCAN TREE DUMP AND CLEANUP
!
! PROTOTYPE 1:
!
! sub (integer(kind=4) * restrict x1, integer(kind=4) * restrict x2,
!      void * restrict caf_token.4, integer(kind=8) caf_offset.5,
!      void * restrict caf_token.6, integer(kind=8) caf_offset.7)
!
! { dg-final { scan-tree-dump-times "sub \\(integer.kind=4. . restrict x1, integer.kind=4. . restrict x2, void . restrict caf_token.\[0-9\]+, integer.kind=.. caf_offset.\[0-9\]+, void . restrict caf_token.\[0-9\]+, integer.kind=.. caf_offset.\[0-9\]+\\)" 1 "original" } }
!
! PROTOTYPE 2:
!
! sub2 (integer(kind=4) * restrict y1, integer(kind=4) * restrict y2,
!       void * restrict caf_token.0, integer(kind=8) caf_offset.1,
!       void * restrict caf_token.2, integer(kind=8) caf_offset.3)
!
! { dg-final { scan-tree-dump-times "sub2 \\(integer.kind=4. . restrict y1, integer.kind=4. . restrict y2, void . restrict caf_token.\[0-9\]+, integer.kind=.. caf_offset.\[0-9\]+, void . restrict caf_token.\[0-9\]+, integer.kind=.. caf_offset.\[0-9\]+\\)" 1 "original" } }
!
! CALL 1
!
!  sub ((integer(kind=4) *) caf.data, &((struct t * restrict) caf_dt.data)->b,
!       caf.token, 0, caf_dt.token, 4);
!
! { dg-final { scan-tree-dump-times "sub \\(\[^,\]*caf.data, &\[^,\]*caf_dt.data.->b, caf.token, 0, caf_dt.token, 4\\)" 1 "original" } }
!
!  sub2 ((integer(kind=4) *) x1, (integer(kind=4) *) x2,
!        caf_token.4, NON_LVALUE_EXPR <caf_offset.5>,
!        caf_token.6, NON_LVALUE_EXPR <caf_offset.7>);
!
! { dg-final { scan-tree-dump-times "sub2 \\(\[^,\]*x1, \[^,\]*x2, caf_token.\[0-9]+, \[^,\]*caf_offset\[^,\]*, caf_token.\[0-9\]+, \[^,\]*caf_offset\[^,\]*\\)" 1 "original" } }
!
! CALL 3
!
! { dg-final { scan-tree-dump-times "sub_opt \\(0B, 0B, 0\\)" 1 "original" } }
!
! CALL 4
!
! { dg-final { scan-tree-dump-times "sub_opt \\(.integer.kind=4. .. caf.data, caf.token, 0\\)" 1 "original" } }
!