Ruby  2.4.2p198(2017-09-14revision59899)
cls_schar.c
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1 /* Area: closure_call
2  Purpose: Check return value schar.
3  Limitations: none.
4  PR: none.
5  Originator: <andreast@gcc.gnu.org> 20031108 */
6 
7 
8 
9 /* { dg-do run } */
10 #include "ffitest.h"
11 
12 static void cls_ret_schar_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
13  void* userdata __UNUSED__)
14 {
15  *(ffi_arg*)resp = *(signed char *)args[0];
16  printf("%d: %d\n",*(signed char *)args[0],
17  (int)*(ffi_arg *)(resp));
18 }
19 typedef signed char (*cls_ret_schar)(signed char);
20 
21 int main (void)
22 {
23  ffi_cif cif;
24  void *code;
25  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
26  ffi_type * cl_arg_types[2];
27  signed char res;
28 
29  cl_arg_types[0] = &ffi_type_schar;
30  cl_arg_types[1] = NULL;
31 
32  /* Initialize the cif */
34  &ffi_type_schar, cl_arg_types) == FFI_OK);
35 
36  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_schar_fn, NULL, code) == FFI_OK);
37 
38  res = (*((cls_ret_schar)code))(127);
39  /* { dg-output "127: 127" } */
40  printf("res: %d\n", res);
41  /* { dg-output "\nres: 127" } */
42 
43  exit(0);
44 }
#define ffi_type_schar
Definition: fiddle.h:56
unsigned long ffi_arg
Definition: ffitarget.h:30
#define __UNUSED__
Definition: ffitest.h:28
int main(void)
Definition: cls_schar.c:21
ffi_status ffi_prep_closure_loc(ffi_closure *closure, ffi_cif *cif, void(*fun)(ffi_cif *, void *, void **, void *), void *user_data, void *codeloc)
Definition: ffi.c:928
#define CHECK(sub)
Definition: compile.c:408
signed char(* cls_ret_schar)(signed char)
Definition: cls_schar.c:19
#define NULL
Definition: _sdbm.c:102
static void cls_ret_schar_fn(ffi_cif *cif __UNUSED__, void *resp, void **args, void *userdata __UNUSED__)
Definition: cls_schar.c:12
ffi_status ffi_prep_cif(ffi_cif *cif, ffi_abi abi, unsigned int nargs, ffi_type *rtype, ffi_type **atypes)
Definition: prep_cif.c:226