gcc/testsuite/gcc.c-torture/execute/921207-1.c

   1 /* { dg-additional-options "-std=gnu89" } */
   2 f()
   3 {
   4   unsigned b = 0;
   5
   6   if (b > ~0U)
   7     b = ~0U;
   8
   9   return b;
  10 }
  11 main()
  12 {
  13   if (f()!=0)
  14     abort();
  15   exit (0);
  16 }