gcc/testsuite/gcc.dg/torture/pr79351.c

   1 /* { dg-do run } */
   2
   3 static struct state {
   4     int k;
   5     int dummy;
   6 } states[256];
   7
   8 __attribute((noipa))
   9 static void
  10 ismatch(int n)
  11 {
  12   for (int j=0; j<n; j++) {
  13       states[j] = (struct state){0};
  14       for (int i = 0; i <= j; i++) {
  15           states[i].k++;
  16       }
  17   }
  18 }
  19
  20 int
  21 main()
  22 {
  23   ismatch(2);
  24   if (states[0].k != 2)
  25     __builtin_abort();
  26 }