|
111
|
1 /* { dg-do run } */
|
|
|
2 /* { dg-require-effective-target int32plus } */
|
|
|
3
|
|
|
4 #include <cstdint>
|
|
|
5
|
|
|
6 typedef struct
|
|
|
7 {
|
|
|
8 uint16_t x ;
|
|
|
9 uint16_t y ;
|
|
|
10 uint64_t z ;
|
|
|
11 } __attribute__((packed, aligned(1))) TestMsgType;
|
|
|
12
|
|
|
13 struct Payload
|
|
|
14 {
|
|
|
15 uint16_t header_info[2];
|
|
|
16 TestMsgType _pref;
|
|
|
17 void Pack(uint8_t *buffer)
|
|
|
18 {
|
|
|
19 __builtin_memcpy(buffer, &_pref, sizeof(_pref));
|
|
|
20 }
|
|
|
21 void UnPack(uint8_t *buffer)
|
|
|
22 {
|
|
|
23 __builtin_memcpy(&_pref, buffer, sizeof(_pref));
|
|
|
24 }
|
|
|
25 };
|
|
|
26
|
|
|
27
|
|
|
28 struct Msg
|
|
|
29 {
|
|
|
30 Payload _payload;
|
|
|
31 void Pack(uint8_t *buffer)
|
|
|
32 {
|
|
|
33 _payload.Pack(buffer);
|
|
|
34 }
|
|
|
35
|
|
|
36 void UnPack(uint8_t *buffer)
|
|
|
37 {
|
|
|
38 _payload.UnPack(buffer);
|
|
|
39 }
|
|
|
40 };
|
|
|
41
|
|
|
42 int main()
|
|
|
43 {
|
|
|
44 uint8_t * buffer = new uint8_t [30];
|
|
|
45 Msg msg;
|
|
|
46 Msg msg1;
|
|
|
47 msg._payload._pref.x = 0xabcd;
|
|
|
48 msg._payload._pref.y = 0xa;
|
|
|
49 msg._payload._pref.z = 0x0001020304051617;
|
|
|
50 msg.Pack(&buffer[0]);
|
|
|
51 msg1.UnPack(&buffer[0]);
|
|
|
52 if (msg1._payload._pref.x != 0xabcd)
|
|
|
53 __builtin_abort ();
|
|
|
54 delete [] buffer;
|
|
|
55 }
|
