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/* { dg-options -O2 } */
9
10#include "ffitest.h"
11
12static int checking(int a, short b, signed char c)
13{
14
15  return (a < 0 && b < 0 && c < 0);
16}
17
18int main (void)
19{
20  ffi_cif cif;
21  ffi_type *args[MAX_ARGS];
22  void *values[MAX_ARGS];
23  ffi_arg rint;
24
25  signed int si;
26  signed short ss;
27  signed char sc;
28
29  args[0] = &ffi_type_sint;
30  values[0] = &si;
31  args[1] = &ffi_type_sshort;
32  values[1] = &ss;
33  args[2] = &ffi_type_schar;
34  values[2] = &sc;
35
36  /* Initialize the cif */
37  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
38		     &ffi_type_sint, args) == FFI_OK);
39
40  si = -6;
41  ss = -12;
42  sc = -1;
43
44  checking (si, ss, sc);
45
46  ffi_call(&cif, FFI_FN(checking), &rint, values);
47
48  printf ("%d vs %d\n", (int)rint, checking (si, ss, sc));
49
50  CHECK(rint != 0);
51
52  exit (0);
53}
54