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Versions: 1567
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Contents
/* Area: closure_call
Purpose: Check return value uchar.
Limitations: none.
PR: none.
Originator: <andreast@gcc.gnu.org> 20030828 */
/* { dg-do run } */
#include "ffitest.h"
static void cls_ret_uchar_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
void* userdata __UNUSED__)
{
*(ffi_arg*)resp = *(unsigned char *)args[0];
printf("%d: %d\n",*(unsigned char *)args[0],
(int)*(ffi_arg *)(resp));
CHECK(*(unsigned char *)args[0] == 127);
CHECK((int)*(ffi_arg *)(resp) == 127);
}
typedef unsigned char (*cls_ret_uchar)(unsigned char);
int main (void)
{
ffi_cif cif;
void *code;
ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
ffi_type * cl_arg_types[2];
unsigned char res;
cl_arg_types[0] = &ffi_type_uchar;
cl_arg_types[1] = NULL;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
&ffi_type_uchar, cl_arg_types) == FFI_OK);
CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_uchar_fn, NULL, code) == FFI_OK);
res = (*((cls_ret_uchar)code))(127);
/* { dg-output "127: 127" } */
printf("res: %d\n",res);
/* { dg-output "\nres: 127" } */
CHECK(res == 127);
exit(0);
}
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