1*1fd5a2e1SPrashanth Swaminathan /* Area: closure_call
2*1fd5a2e1SPrashanth Swaminathan Purpose: Check return value float.
3*1fd5a2e1SPrashanth Swaminathan Limitations: none.
4*1fd5a2e1SPrashanth Swaminathan PR: none.
5*1fd5a2e1SPrashanth Swaminathan Originator: <[email protected]> 20030828 */
6*1fd5a2e1SPrashanth Swaminathan
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan
cls_ret_float_fn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)10*1fd5a2e1SPrashanth Swaminathan static void cls_ret_float_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
11*1fd5a2e1SPrashanth Swaminathan void* userdata __UNUSED__)
12*1fd5a2e1SPrashanth Swaminathan {
13*1fd5a2e1SPrashanth Swaminathan *(float *)resp = *(float *)args[0];
14*1fd5a2e1SPrashanth Swaminathan
15*1fd5a2e1SPrashanth Swaminathan printf("%g: %g\n",*(float *)args[0],
16*1fd5a2e1SPrashanth Swaminathan *(float *)resp);
17*1fd5a2e1SPrashanth Swaminathan }
18*1fd5a2e1SPrashanth Swaminathan
19*1fd5a2e1SPrashanth Swaminathan typedef float (*cls_ret_float)(float);
20*1fd5a2e1SPrashanth Swaminathan
main(void)21*1fd5a2e1SPrashanth Swaminathan int main (void)
22*1fd5a2e1SPrashanth Swaminathan {
23*1fd5a2e1SPrashanth Swaminathan ffi_cif cif;
24*1fd5a2e1SPrashanth Swaminathan void *code;
25*1fd5a2e1SPrashanth Swaminathan ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
26*1fd5a2e1SPrashanth Swaminathan ffi_type * cl_arg_types[2];
27*1fd5a2e1SPrashanth Swaminathan float res;
28*1fd5a2e1SPrashanth Swaminathan
29*1fd5a2e1SPrashanth Swaminathan cl_arg_types[0] = &ffi_type_float;
30*1fd5a2e1SPrashanth Swaminathan cl_arg_types[1] = NULL;
31*1fd5a2e1SPrashanth Swaminathan
32*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */
33*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
34*1fd5a2e1SPrashanth Swaminathan &ffi_type_float, cl_arg_types) == FFI_OK);
35*1fd5a2e1SPrashanth Swaminathan
36*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_float_fn, NULL, code) == FFI_OK);
37*1fd5a2e1SPrashanth Swaminathan res = ((((cls_ret_float)code)(-2122.12)));
38*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\\-2122.12: \\-2122.12" } */
39*1fd5a2e1SPrashanth Swaminathan printf("res: %.6f\n", res);
40*1fd5a2e1SPrashanth Swaminathan /* { dg-output "\nres: \-2122.120117" } */
41*1fd5a2e1SPrashanth Swaminathan exit(0);
42*1fd5a2e1SPrashanth Swaminathan }
43