gcc/testsuite/gcc.c-torture/execute/20071030-1.c

   1 /* PR target/11044 */
   2 /* Originator: Tim McGrath <misty-@charter.net> */
   3 /* Testcase contributed by Eric Botcazou <ebotcazou@libertysurf.fr> */
   4
   5 /* Testcase copied from gcc.target/i386/loop-3.c */
   6
   7 extern void *memset (void *, int, __SIZE_TYPE__);
   8 extern void abort (void);
   9
  10 typedef struct
  11 {
  12         unsigned char colormod;
  13 } entity_state_t;
  14
  15 typedef struct
  16 {
  17         int num_entities;
  18         entity_state_t *entities;
  19 } packet_entities_t;
  20
  21 typedef struct
  22 {
  23         double senttime;
  24         float ping_time;
  25         packet_entities_t entities;
  26 } client_frame_t;
  27
  28 typedef enum
  29 {
  30         cs_free,
  31         cs_server,
  32         cs_zombie,
  33         cs_connected,
  34         cs_spawned
  35 } sv_client_state_t;
  36
  37 typedef struct client_s
  38 {
  39         sv_client_state_t state;
  40         int ping;
  41         client_frame_t frames[64];
  42 } client_t;
  43
  44 int CalcPing (client_t *cl)
  45 {
  46         float ping;
  47         int count, i;
  48         register client_frame_t *frame;
  49
  50         if (cl->state == cs_server)
  51                 return cl->ping;
  52         ping = 0;
  53         count = 0;
  54         for (frame = cl->frames, i = 0; i < 64; i++, frame++) {
  55                 if (frame->ping_time > 0) {
  56                         ping += frame->ping_time;
  57                         count++;
  58                 }
  59         }
  60         if (!count)
  61                 return 9999;
  62         ping /= count;
  63
  64         return ping * 1000;
  65 }
  66
  67 int main(void)
  68 {
  69    client_t cl;
  70
  71    memset(&cl, 0, sizeof(cl));
  72
  73    cl.frames[0].ping_time = 1.0f;
  74
  75    if (CalcPing(&cl) != 1000)
  76      abort();
  77
  78    return 0;
  79 }