summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gfortran.dg/elemental_assignment_1.f90
blob: 23d764313b26022a4ca657de25ea193c01016253 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
! { dg-do run }
! PR 67539 - this used to give a segfault at runtime.
! Test case by "mrestelli".

module m
 implicit none

 type :: t_a
  real, allocatable :: x
 end type t_a

 interface assignment(=)
  module procedure copy_t_a
 end interface

contains
 
 elemental subroutine copy_t_a(y,x)
  type(t_a), intent(in)  :: x
  type(t_a), intent(out) :: y
   allocate( y%x , source=x%x )
 end subroutine copy_t_a

 elemental function new_t_a(x) result(res)
  real, intent(in) :: x
  type(t_a) :: res
   allocate( res%x )
   res%x = x
 end function new_t_a

end module m


program p
 use m
 implicit none

 integer :: i
 type(t_a) :: tmp
 type(t_a), allocatable :: v(:)

 allocate( v(2) )

 v = new_t_a(1.5)   ! -> segmentation fault

 !tmp = new_t_a(1.5) ! -> OK
 !v = tmp

 !do i=1,size(v)     ! -> also OK
 !  v(i) = new_t_a(1.5)
 !enddo

 do i=1,size(v)
   write(*,*) " i = ",i
   write(*,*) allocated(v(i)%x)
   write(*,*) v(i)%x
 enddo
 
end program p