2 ! Tests dynamic dispatch of class functions.
4 ! Contributed by Paul Thomas <pault@gcc.gnu.org>
9 procedure(make_real), pointer :: ptr
11 procedure, pass :: real => make_real
12 procedure, pass :: make_integer
13 procedure, pass :: prod => i_m_j
14 generic, public :: extract => real, make_integer
17 type, extends(t1) :: t2
20 procedure, pass :: real => make_real2
21 procedure, pass :: make_integer => make_integer_2
22 procedure, pass :: prod => i_m_j_2
25 real function make_real (arg)
26 class(t1), intent(in) :: arg
27 make_real = real (arg%i)
28 end function make_real
30 real function make_real2 (arg)
31 class(t2), intent(in) :: arg
32 make_real2 = real (arg%j)
33 end function make_real2
35 integer function make_integer (arg, arg2)
36 class(t1), intent(in) :: arg
38 make_integer = arg%i * arg2
39 end function make_integer
41 integer function make_integer_2 (arg, arg2)
42 class(t2), intent(in) :: arg
44 make_integer_2 = arg%j * arg2
45 end function make_integer_2
47 integer function i_m_j (arg)
48 class(t1), intent(in) :: arg
52 integer function i_m_j_2 (arg)
53 class(t2), intent(in) :: arg
59 type, extends(t1) :: l1
62 class(t1), pointer :: a !=> NULL()
66 a => b ! declared type
67 if (a%real() .ne. real (42)) STOP 1
68 if (a%prod() .ne. 42) STOP 2
69 if (a%extract (2) .ne. 84) STOP 3
70 a => c ! extension in module
71 if (a%real() .ne. real (99)) STOP 4
72 if (a%prod() .ne. 99) STOP 5
73 if (a%extract (3) .ne. 297) STOP 6
74 a => d ! extension in main
75 if (a%real() .ne. real (42)) STOP 7
76 if (a%prod() .ne. 42) STOP 8
77 if (a%extract (4) .ne. 168) STOP 9