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1 /* Area:	closure_call
2    Purpose:	Check return value sshort.
3    Limitations:	none.
4    PR:		none.
5    Originator:	<andreast@gcc.gnu.org> 20031108	 */
6 
7 /* { dg-do run } */
8 #include "ffitest.h"
9 
cls_ret_sshort_fn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)10 static void cls_ret_sshort_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
11 			      void* userdata __UNUSED__)
12 {
13   *(ffi_arg*)resp = *(signed short *)args[0];
14   printf("%d: %d\n",*(signed short *)args[0],
15 	 (int)*(ffi_arg *)(resp));
16 }
17 typedef signed short (*cls_ret_sshort)(signed short);
18 
main(void)19 int main (void)
20 {
21   ffi_cif cif;
22 #ifndef USING_MMAP
23   static ffi_closure cl;
24 #endif
25   ffi_closure *pcl;
26   ffi_type * cl_arg_types[2];
27   signed short res;
28 
29 #ifdef USING_MMAP
30   pcl = allocate_mmap (sizeof(ffi_closure));
31 #else
32   pcl = &cl;
33 #endif
34 
35   cl_arg_types[0] = &ffi_type_sshort;
36   cl_arg_types[1] = NULL;
37 
38   /* Initialize the cif */
39   CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
40 		     &ffi_type_sshort, cl_arg_types) == FFI_OK);
41 
42   CHECK(ffi_prep_closure(pcl, &cif, cls_ret_sshort_fn, NULL)  == FFI_OK);
43 
44   res = (*((cls_ret_sshort)pcl))(255);
45   /* { dg-output "255: 255" } */
46   printf("res: %d\n",res);
47   /* { dg-output "\nres: 255" } */
48 
49   exit(0);
50 }
51