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! { dg-do run }
! PR 45777 - component ref aliases when both are pointers
module m1
type t1
integer, dimension(:), allocatable :: data
end type t1
contains
subroutine s1(t,d)
integer, dimension(:), pointer :: d
type(t1), pointer :: t
d(1:5)=t%data(3:7)
end subroutine s1
subroutine s2(d,t)
integer, dimension(:), pointer :: d
type(t1), pointer :: t
t%data(3:7) = d(1:5)
end subroutine s2
end module m1
program main
use m1
type(t1), pointer :: t
integer, dimension(:), pointer :: d
allocate(t)
allocate(t%data(10))
t%data=(/(i,i=1,10)/)
d=>t%data(5:9)
call s1(t,d)
if (any(d.ne.(/3,4,5,6,7/))) call abort()
t%data=(/(i,i=1,10)/)
d=>t%data(1:5)
call s2(d,t)
if (any(t%data.ne.(/1,2,1,2,3,4,5,8,9,10/))) call abort
deallocate(t%data)
deallocate(t)
end program main
! { dg-final { cleanup-modules "m1" } }
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