1 #include <stdlib.h>
2
3 #include <ISO_Fortran_binding.h>
4 #include "dump-descriptors.h"
5
6 extern void ctest (CFI_cdesc_t *a);
7
8 void
ctest(CFI_cdesc_t * a)9 ctest (CFI_cdesc_t *a)
10 {
11 /* Dump the descriptor contents to test that we can access the fields
12 correctly, etc. */
13 dump_CFI_cdesc_t (a);
14
15 /* The actual argument on the Fortran side was declared as
16 integer(C_INT) :: aa(10,5:8)
17 but was passed via other functions that variously describe it as
18 having size (10,*), (10,1:*), or (10,5:*) before calling this function
19 with an assumed-rank array dummy. But, the spec says:
20
21 For a C descriptor of a nonallocatable nonpointer object, the
22 value of the lower_bound member of each element of the dim member
23 of the descriptor is zero.
24
25 In a C descriptor of an assumed-size array, the extent member of
26 the last element of the dim member has the value −1. */
27
28 if (!a->base_addr)
29 abort ();
30 if (a->elem_len != sizeof(int))
31 abort ();
32 if (a->rank != 2)
33 abort ();
34 if (a->type != CFI_type_int)
35 abort ();
36 if (a->attribute != CFI_attribute_other)
37 abort ();
38 if (a->dim[0].lower_bound != 0)
39 abort ();
40 if (a->dim[0].extent != 10)
41 abort ();
42 if (a->dim[0].sm != sizeof(int))
43 abort ();
44 if (a->dim[1].lower_bound != 0)
45 abort ();
46 if (a->dim[1].extent != -1)
47 abort ();
48 if (a->dim[1].sm != a->dim[0].extent * sizeof(int))
49 abort ();
50 }
51