1 infix operator •: AdditionPrecedence 2 •null3 func • (a: Int, b: Int) -> Int { 4 return a * b 5 } 6 7 @inline(never) gnull8 func g(a: Int) -> Int{ 9 return a + 1 10 } 11 12 let i = g(a: 1 • 2) 13