tests/usr.bin/xlint/lint1/d_packed_structs.c

   1 /* packed tests */
   2
   3 struct in_addr {
   4         int x;
   5 };
   6 struct  ip_timestamp {
   7         char ipt_code;
   8         char ipt_len;
   9         char ipt_ptr;
  10         unsigned int ipt_flg:4,
  11                      ipt_oflw:4;
  12         union ipt_timestamp {
  13                  int    ipt_time[1];
  14                  struct ipt_ta {
  15                         struct in_addr ipt_addr;
  16                         int ipt_time;
  17                  } ipt_ta[1] __packed;
  18         } ipt_timestamp __packed;
  19 } __packed;
  20
  21 typedef struct __packed {
  22         int x;
  23 } t;
  24
  25 struct x {
  26         char c;
  27         long l;
  28 } __packed;
  29
  30 struct y {
  31         char c;
  32         long l;
  33 };
  34
  35 int a[sizeof(struct y) - sizeof(struct x) - 1];