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! { dg-do run }
!
! PR fortran/85868
!
! Contributed by Harald Anlauf <anlauf@gmx.de>
!
program test
implicit none
integer, parameter :: e(*) = [1, 1, -1, -1, 0, 0, 1]
integer, pointer :: t(:), u(:)
integer :: i
allocate (t(-1:5))
do i = -1, 5
t(i) = i
end do
call p (t, e(1)) ! Pointer with lower bound = -1 from allocation
u => t ! Pointer assignment sets same lower bound
call p (u, e(2))
!
u => t(:) ! Pointer assignment with implicit lower bound (1)
call p (u, e(3))
call p (t(:), e(4)) ! Full array, behaves the same
!
call p (t(0:), e(5)) ! Array section
u => t(0:) ! Pointer assignment with implicit lower bound (1)
call p (u, e(6))
u(0:) => t(0:) ! Pointer assignment with given lower bound (0)
call p (u, e(7))
stop
contains
subroutine p (a, v)
integer, pointer, intent(in) :: a(:)
integer, intent(in) :: v
if(a(1)/=v) stop 1001
return
end subroutine p
end program test
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