gcc/testsuite/gcc.dg/920413-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Wtraditional" } */
   3
   4 int
   5 x (b)
   6 {
   7   return
   8   4294967295U   /* { dg-warning "width of integer|traditional C rejects" } */
   9    / (unsigned long) b;
  10 }