1 /* Area:	ffi_call
2    Purpose:	Check structures.
3    Limitations:	none.
4    PR:		none.
5    Originator:	From the original ffitest.c  */
6 
7 /* { dg-do run } */
8 #include "ffitest.h"
9 
10 typedef struct
11 {
12   int si;
13 } test_structure_3;
14 
struct3(test_structure_3 ts)15 static test_structure_3 ABI_ATTR struct3(test_structure_3 ts)
16 {
17   ts.si = -(ts.si*2);
18 
19   return ts;
20 }
21 
main(void)22 int main (void)
23 {
24   ffi_cif cif;
25   ffi_type *args[MAX_ARGS];
26   void *values[MAX_ARGS];
27   int compare_value;
28   ffi_type ts3_type;
29   ffi_type *ts3_type_elements[2];
30 
31   test_structure_3 ts3_arg;
32   test_structure_3 *ts3_result =
33     (test_structure_3 *) malloc (sizeof(test_structure_3));
34 
35   ts3_type.size = 0;
36   ts3_type.alignment = 0;
37   ts3_type.type = FFI_TYPE_STRUCT;
38   ts3_type.elements = ts3_type_elements;
39   ts3_type_elements[0] = &ffi_type_sint;
40   ts3_type_elements[1] = NULL;
41 
42   args[0] = &ts3_type;
43   values[0] = &ts3_arg;
44 
45   /* Initialize the cif */
46   CHECK(ffi_prep_cif(&cif, ABI_NUM, 1,
47 		     &ts3_type, args) == FFI_OK);
48 
49   ts3_arg.si = -123;
50   compare_value = ts3_arg.si;
51 
52   ffi_call(&cif, FFI_FN(struct3), ts3_result, values);
53 
54   printf ("%d %d\n", ts3_result->si, -(compare_value*2));
55 
56   CHECK(ts3_result->si == -(compare_value*2));
57 
58   free (ts3_result);
59   exit(0);
60 }
61