pr39529.c

   1 /* { dg-do compile } */
   2
   3 void
   4 foo (void)
   5 {
   6   char a[1024];
   7   char *p = &a[0];
   8   char *p2;
   9
  10   p2 = p + 1024;
  11   do
  12     {
  13       p += 2;
  14       *(p-2) = 1;
  15       *(p-1) = 1;
  16     } while (p < p2);
  17 }
  18
  19 /* { dg-final { cleanup-tree-dump "vect" } } */
  20
  21