gcc/testsuite/gcc.c-torture/execute/pr68376-1.c

   1 /* PR rtl-optimization/68376 */
   2
   3 int a, b, c = 1;
   4 signed char d;
   5
   6 int
   7 main ()
   8 {
   9   for (; a < 1; a++)
  10     for (; b < 1; b++)
  11       {
  12         signed char e = ~d;
  13         if (d < 1)
  14           e = d;
  15         d = e;
  16         if (!c)
  17           __builtin_abort ();
  18       }
  19
  20   if (d != 0)
  21     __builtin_abort ();
  22
  23   return 0;
  24 }