1 /* PR fortran/92470  - to be used with ISO_Fortran_binding_17.f90 */
2 
3 #include <stdio.h>
4 #include <assert.h>
5 #include "../../../libgfortran/ISO_Fortran_binding.h"
6 
7 void Csub(const CFI_cdesc_t *, size_t, CFI_index_t invalid);
8 
Csub(const CFI_cdesc_t * dv,size_t locd,CFI_index_t invalid)9 void Csub(const CFI_cdesc_t * dv, size_t locd, CFI_index_t invalid) {
10 
11    CFI_index_t lb[1];
12    lb[0] = dv->dim[0].lower_bound;
13    size_t ld = (size_t)CFI_address(dv, lb);
14 
15    if (ld != locd)
16      printf ("In C function: CFI_address of dv = %I64x\n", ld);
17    assert( ld == locd );
18 
19    lb[0] = invalid;
20    /* Shall return NULL and produce stderr diagnostic with -fcheck=array.  */
21    ld = (size_t)CFI_address(dv, lb);
22    assert (ld == 0);
23 
24    return;
25 }
26