gcc-4.9/gcc/testsuite/gcc.c-torture/execute/950706-1.c


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int
f (int n)
{
  return (n > 0) - (n < 0);
}

main ()
{
  if (f (-1) != -1)
    abort ();
  if (f (1) != 1)
    abort ();
  if (f (0) != 0)
    abort ();
  exit (0);
}