/* Area: closure_call Purpose: Check return value schar. Limitations: none. PR: none. Originator: <andreast@gcc.gnu.org> 20031108 */ /* { dg-do run } */ #include "ffitest.h" static void cls_ret_schar_fn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__) { *(ffi_arg*)resp = *(signed char *)args[0]; printf("%d: %d\n",*(signed char *)args[0], (int)*(ffi_arg *)(resp)); } typedef signed char (*cls_ret_schar)(signed char); int main (void) { ffi_cif cif; #ifndef USING_MMAP static ffi_closure cl; #endif ffi_closure *pcl; ffi_type * cl_arg_types[2]; signed char res; #ifdef USING_MMAP pcl = allocate_mmap (sizeof(ffi_closure)); #else pcl = &cl; #endif cl_arg_types[0] = &ffi_type_schar; cl_arg_types[1] = NULL; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ffi_type_schar, cl_arg_types) == FFI_OK); CHECK(ffi_prep_closure(pcl, &cif, cls_ret_schar_fn, NULL) == FFI_OK); res = (*((cls_ret_schar)pcl))(127); /* { dg-output "127: 127" } */ printf("res: %d\n", res); /* { dg-output "\nres: 127" } */ exit(0); }