1 /* Area: closure_call
2 Purpose: Test anonymous unsigned char argument.
3 Limitations: none.
4 PR: none.
5 Originator: ARM Ltd. */
6
7 /* { dg-do run } */
8 #include "ffitest.h"
9
cls_ret_uchar_fn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)10 typedef unsigned char T;
11
12 static void cls_ret_T_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
13 void* userdata __UNUSED__)
14 {
15 *(ffi_arg *)resp = *(T *)args[0];
16
17 printf("%d: %d %d\n", (int)(*(ffi_arg *)resp), *(T *)args[0], *(T *)args[1]);
18 }
main(void)19
20 typedef T (*cls_ret_T)(T, ...);
21
22 int main (void)
23 {
24 ffi_cif cif;
25 void *code;
26 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
27 ffi_type * cl_arg_types[3];
28 T res;
29
30 cl_arg_types[0] = &ffi_type_uchar;
31 cl_arg_types[1] = &ffi_type_uchar;
32 cl_arg_types[2] = NULL;
33
34 /* Initialize the cif */
35 CHECK(ffi_prep_cif_var(&cif, FFI_DEFAULT_ABI, 1, 2,
36 &ffi_type_uchar, cl_arg_types) == FFI_OK);
37
38 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_T_fn, NULL, code) == FFI_OK);
39 res = ((((cls_ret_T)code)(67, 4)));
40 /* { dg-output "67: 67 4" } */
41 printf("res: %d\n", res);
42 /* { dg-output "\nres: 67" } */
43 exit(0);
44 }
45