1/* Area:	ffi_call
2   Purpose:	Check that negative integers are passed correctly.
3   Limitations:	none.
4   PR:		none.
5   Originator:	From the original ffitest.c  */
6
7/* { dg-do run } */
8
9#include "ffitest.h"
10
11static int checking(int a, short b, signed char c)
12{
13
14  return (a < 0 && b < 0 && c < 0);
15}
16
17int main (void)
18{
19  ffi_cif cif;
20  ffi_type *args[MAX_ARGS];
21  void *values[MAX_ARGS];
22  ffi_arg rint;
23
24  signed int si;
25  signed short ss;
26  signed char sc;
27
28  args[0] = &ffi_type_sint;
29  values[0] = &si;
30  args[1] = &ffi_type_sshort;
31  values[1] = &ss;
32  args[2] = &ffi_type_schar;
33  values[2] = &sc;
34
35  /* Initialize the cif */
36  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
37		     &ffi_type_sint, args) == FFI_OK);
38
39  si = -6;
40  ss = -12;
41  sc = -1;
42
43  checking (si, ss, sc);
44
45  ffi_call(&cif, FFI_FN(checking), &rint, values);
46
47  printf ("%d vs %d\n", (int)rint, checking (si, ss, sc));
48
49  CHECK(rint != 0);
50
51  exit (0);
52}
53