func foo1() -> Int { return 0 }

func foo(_ a : Int) -> Int {
  let new_name = 1 + 2
let a1 = new_name + 2 + 2 + a + foo1()
  let a2 = new_name + 2 + 2 + a + foo1()
  let a3 = new_name + 2 + 2 + a + foo1()
  return foo1() + foo1() + foo1() + a1 + a2 + a3
}