gcc/testsuite/gcc.dg/pr83312.c

   1 /* { dg-options "-O2 -Warray-bounds" } */
   2
   3 struct ptlrpcd_ctl {
   4   char pc_name[20];
   5 };
   6 struct ptlrpcd {
   7   struct ptlrpcd_ctl pd_threads[6];
   8 };
   9 struct ptlrpcd *ptlrpcd_init_pd;
  10 static void ptlrpcd_ctl_init(struct ptlrpcd_ctl *pc, int index) {
  11   if (index < 0)
  12     __builtin_snprintf(pc->pc_name, sizeof(pc->pc_name), "ptlrpcd_rcv");
  13   else
  14     __builtin_snprintf(pc->pc_name, sizeof(pc->pc_name), "ptlrpcd_%d", index);
  15 }
  16 int ptlrpcd_init_ncpts;
  17 static int ptlrpcd_init(int nthreads) {
  18   int j;
  19   if (ptlrpcd_init_ncpts) {
  20     ptlrpcd_ctl_init(&ptlrpcd_init_pd->pd_threads[0], -1);
  21     for (j = 1; j < nthreads; j++)
  22       ptlrpcd_ctl_init(&ptlrpcd_init_pd->pd_threads[j], j);
  23   }
  24   return 0;
  25 }
  26 int ptlrpcd_init_groupsize;
  27 void ptlrpcd_addref(void) {
  28     ptlrpcd_init(ptlrpcd_init_groupsize);
  29 }
  30