1int
2blah (int zzz)
3{
4  int foo;
5  if (zzz >= 0)
6    return 1;
7  foo = (zzz >= 0 ? (zzz) : -(zzz));
8  return foo;
9}
10
11main()
12{
13  if (blah (-1) != 1)
14    abort ();
15  else
16    exit (0);
17}
18