exit status: 1 with stderr:
<stdin>:2:14: error: missing argument for parameter #3 in call f(x: "", 42.0) ^ , <#Double#> <stdin>:1:6: note: 'f(x:_:_:)' declared here func f(x: String, _ aa: Int = 0, _ bb: Double) {} ^ <stdin>:2:10: error: cannot convert value of type 'Double' to expected argument type 'Int' f(x: "", 42.0) ^ Int()