Refresh config.guess and config.sub
[libffi.git] / .pc / msvc-changes / testsuite / libffi.call / struct4.c
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 unsigned ui1;
13 unsigned ui2;
14 unsigned ui3;
15 } test_structure_4;
16
17 static test_structure_4 struct4(test_structure_4 ts)
18 {
19 ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3;
20
21 return ts;
22 }
23
24 int main (void)
25 {
26 ffi_cif cif;
27 ffi_type *args[MAX_ARGS];
28 void *values[MAX_ARGS];
29 ffi_type ts4_type;
30 ffi_type *ts4_type_elements[4];
31 ts4_type.size = 0;
32 ts4_type.alignment = 0;
33 ts4_type.type = FFI_TYPE_STRUCT;
34 test_structure_4 ts4_arg;
35 ts4_type.elements = ts4_type_elements;
36 ts4_type_elements[0] = &ffi_type_uint;
37 ts4_type_elements[1] = &ffi_type_uint;
38 ts4_type_elements[2] = &ffi_type_uint;
39 ts4_type_elements[3] = NULL;
40
41
42 /* This is a hack to get a properly aligned result buffer */
43 test_structure_4 *ts4_result =
44 (test_structure_4 *) malloc (sizeof(test_structure_4));
45
46 args[0] = &ts4_type;
47 values[0] = &ts4_arg;
48
49 /* Initialize the cif */
50 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts4_type, args) == FFI_OK);
51
52 ts4_arg.ui1 = 2;
53 ts4_arg.ui2 = 3;
54 ts4_arg.ui3 = 4;
55
56 ffi_call (&cif, FFI_FN(struct4), ts4_result, values);
57
58 CHECK(ts4_result->ui3 == 2U * 3U * 4U);
59
60
61 free (ts4_result);
62 exit(0);
63 }