gcc/testsuite/gcc.dg/torture/pr52493.c

   1 /* { dg-do compile } */
   2
   3 struct Time {
   4     long int sec;
   5     long usec;
   6 };
   7 struct Flow {
   8     unsigned short iif;
   9     struct Time mtime;
  10 };
  11 struct NetFlow {
  12     unsigned MaxFlows;
  13     unsigned HeaderFields;
  14     unsigned short *HeaderFormat;
  15 };
  16 static struct NetFlow *netflow;
  17 static struct Time start_time;
  18 static unsigned char emit_packet[1500];
  19 inline long int cmpmtime(struct Time *t1, struct Time *t2)
  20 {
  21   return (t1->sec - t2->sec) * 1000 + (t1->usec - t2->usec) / 1000;
  22 }
  23 static void fill(int fields, unsigned short *format,
  24                   struct Flow *flow, void *p)
  25 {
  26   int i;
  27   for (i = 0; i < fields; i++)
  28     if (format[i] == 21)
  29       {
  30         unsigned int __v;
  31         __v = cmpmtime(&flow->mtime, &start_time);
  32         *((unsigned int *) p) = __v;
  33       }
  34 }
  35 void emit_thread()
  36 {
  37   fill(netflow->HeaderFields, netflow->HeaderFormat, 0, &emit_packet);
  38 }