gcc/testsuite/gcc.c-torture/execute/pr49073.c

   1 /* PR tree-optimization/49073 */
   2
   3 extern void abort (void);
   4 int a[] = { 1, 2, 3, 4, 5, 6, 7 }, c;
   5
   6 int
   7 main ()
   8 {
   9   int d = 1, i = 1;
  10   _Bool f = 0;
  11   do
  12     {
  13       d = a[i];
  14       if (f && d == 4)
  15         {
  16           ++c;
  17           break;
  18         }
  19       i++;
  20       f = (d == 3);
  21     }
  22   while (d < 7);
  23   if (c != 1)
  24     abort ();
  25   return 0;
  26 }