swift compiler bug

class func.swift

import Foundation

println("Hello, World!")

class Test {
    class func foo (string:String = "test") {
        println("fooz " + string)
    }
}


Test.foo() // "fooz test"

let bar = Test.foo
bar(string:"barz") // "fooz barz"
bar() // SourceKitService terminates & swiftc build failes with exit code 254

normal func.swift

import Foundation

println("Hello, World!")

func foo (string:String = "test") {
    println("fooz " + string)
}


foo() // "fooz test"

let bar = foo
bar(string:"barz") // "fooz barz"
bar() // SourceKitService terminates & swiftc build failes with exit code 254