gcc/testsuite/gcc.dg/torture/pr67109.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-Wno-aggressive-loop-optimizations" } */
   3
   4 unsigned int a;
   5 int b[1], c, d;
   6
   7 void
   8 fn1 ()
   9 {
  10   for (; d;)
  11     {
  12       a = c = 0;
  13       for (; c < 5; c++)
  14         {
  15           b[a] ^= 1;
  16           a--;
  17         }
  18     }
  19 }