summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gfortran.dg/entry_13.f90
blob: 3a45fc5ea02a322cdcd5e1de0e46a41260ed69e9 (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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
! { dg-do run }
! Tests the fix for pr31214, in which the typespec for the entry would be lost,
! thereby causing the function to be disallowed, since the function and entry
! types did not match.
!
! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
!
module type_mod
  implicit none

  type x
     real x
  end type x
  type y
     real x
  end type y
  type z
     real x
  end type z

  interface assignment(=)
     module procedure equals
  end interface assignment(=)

  interface operator(//)
     module procedure a_op_b, b_op_a
  end interface operator(//)

  interface operator(==)
     module procedure a_po_b, b_po_a
  end interface operator(==)

  contains
     subroutine equals(x,y)
        type(z), intent(in) :: y
        type(z), intent(out) :: x

        x%x = y%x
     end subroutine equals

     function a_op_b(a,b)
        type(x), intent(in) :: a
        type(y), intent(in) :: b
        type(z) a_op_b
        type(z) b_op_a
        a_op_b%x = a%x + b%x
        return
     entry b_op_a(b,a)
        b_op_a%x = a%x - b%x
     end function a_op_b

     function a_po_b(a,b)
        type(x), intent(in) :: a
        type(y), intent(in) :: b
        type(z) a_po_b
        type(z) b_po_a
     entry b_po_a(b,a)
        a_po_b%x = a%x/b%x
     end function a_po_b
end module type_mod

program test
  use type_mod
  implicit none
  type(x) :: x1 = x(19.0_4)
  type(y) :: y1 = y(7.0_4)
  type(z) z1

  z1 = x1//y1
  if (abs(z1%x - (19.0_4 + 7.0_4)) > epsilon(x1%x)) call abort ()
  z1 = y1//x1
  if (abs(z1%x - (19.0_4 - 7.0_4)) > epsilon(x1%x)) call abort ()

  z1 = x1==y1
  if (abs(z1%x - 19.0_4/7.0_4) > epsilon(x1%x)) call abort ()
  z1 = y1==x1
  if (abs(z1%x - 19.0_4/7.0_4) > epsilon(x1%x)) call abort ()
end program test
! { dg-final { cleanup-modules "type_mod" } }