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! { dg-do compile }

! { dg-options "-fdump-tree-original" }

!

! PR 49466: [4.6/4.7 Regression] Memory leak with assignment of extended derived types

!

! Contributed by Rich Townsend 

program evolve_aflow

  implicit none

  type :: state_t

     real, allocatable :: U(:)

  end type

  type, extends(state_t) :: astate_t

  end type

  type(astate_t) :: a,b

  allocate(a%U(1000))

  a = b

end program

! { dg-final { scan-tree-dump-times "__builtin_free" 3 "original" } }

! { dg-final { cleanup-tree-dump "original" } }