Update missing changes for 3.0.9r4.
[libffi.git] / testsuite / libffi.call / cls_double_va.c
1 /* Area: ffi_call, closure_call
2 Purpose: Test doubles passed in variable argument lists.
3 Limitations: none.
4 PR: none.
5 Originator: Blake Chaffin 6/6/2007 */
6
7 /* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
8 #include "ffitest.h"
9
10 static void
11 cls_double_va_fn(ffi_cif* cif __UNUSED__, void* resp,
12 void** args, void* userdata __UNUSED__)
13 {
14 char* format = *(char**)args[0];
15 double doubleValue = *(double*)args[1];
16
17 *(ffi_arg*)resp = printf(format, doubleValue);
18 }
19
20 int main (void)
21 {
22 ffi_cif cif;
23 void *code;
24 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
25 void* args[3];
26 ffi_type* arg_types[3];
27
28 char* format = "%.1f\n";
29 double doubleArg = 7;
30 ffi_arg res = 0;
31
32 arg_types[0] = &ffi_type_pointer;
33 arg_types[1] = &ffi_type_double;
34 arg_types[2] = NULL;
35
36 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_sint,
37 arg_types) == FFI_OK);
38
39 args[0] = &format;
40 args[1] = &doubleArg;
41 args[2] = NULL;
42
43 ffi_call(&cif, FFI_FN(printf), &res, args);
44 // { dg-output "7.0" }
45 printf("res: %d\n", (int) res);
46 // { dg-output "\nres: 4" }
47
48 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_double_va_fn, NULL, code) == FFI_OK);
49
50 res = ((int(*)(char*, double))(code))(format, doubleArg);
51 // { dg-output "\n7.0" }
52 printf("res: %d\n", (int) res);
53 // { dg-output "\nres: 4" }
54
55 exit(0);
56 }