gcc/testsuite/gfortran.dg/allocatable_function_10.f90

   1 ! { dg-do run }
   2 !
   3 ! Test the fix for PR78293. The deallocations are present at the
   4 ! end of the main programme to aid memory leak searching. The
   5 ! allocation in 'tt' leaked memory from an intermediate temporary
   6 ! for the array constructor.
   7 !
   8 ! Contributed by Andrew Benson  <abensonca@gmail.com>
   9 !
  10 module m
  11   implicit none
  12
  13   type t
  14      integer, allocatable, dimension(:) :: r
  15   end type t
  16
  17 contains
  18
  19   function tt(a,b)
  20     implicit none
  21     type(t), allocatable, dimension(:) :: tt
  22     type(t), intent(in), dimension(:) :: a,b
  23     allocate(tt, source = [a,b])
  24   end function tt
  25
  26   function ts(arg)
  27     implicit none
  28     type(t), allocatable, dimension(:) :: ts
  29     integer, intent(in) :: arg(:)
  30     allocate(ts(1))
  31     allocate(ts(1)%r, source = arg)
  32     return
  33   end function ts
  34
  35 end module m
  36
  37 program p
  38   use m
  39   implicit none
  40   type(t), dimension(2) :: c
  41   c=tt(ts([99,199,1999]),ts([42,142]))
  42   if (any (c(1)%r .ne. [99,199,1999])) STOP 1
  43   if (any (c(2)%r .ne. [42,142])) STOP 2
  44   deallocate(c(1)%r)
  45   deallocate(c(2)%r)
  46 end program p