1 /* Area: ffi_call
2 Purpose: Check if long as return type is handled correctly.
3 Limitations: none.
4 PR: none.
5 */
6
7 /* { dg-do run } */
8 #include "ffitest.h"
return_sl(long l1,long l2)9 static long return_sl(long l1, long l2)
10 {
11 return l1 - l2;
12 }
13
main(void)14 int main (void)
15 {
16 ffi_cif cif;
17 ffi_type *args[MAX_ARGS];
18 void *values[MAX_ARGS];
19 ffi_arg res;
20 unsigned long l1, l2;
21
22 args[0] = &ffi_type_slong;
23 args[1] = &ffi_type_slong;
24 values[0] = &l1;
25 values[1] = &l2;
26
27 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
28 &ffi_type_slong, args) == FFI_OK);
29
30 l1 = 1073741823L;
31 l2 = 1073741824L;
32
33 ffi_call(&cif, FFI_FN(return_sl), &res, values);
34 printf("res: %ld, %ld\n", (long)res, l1 - l2);
35 /* { dg-output "res: -1, -1" } */
36
37 exit(0);
38 }
39