// This source file is part of the Swift.org open source project
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors

// RUN: not %target-swift-frontend %s -typecheck
func e<l {
enum e {
func p() { p
func o<t>() -> (t, t -> t) -> t {
j j j.o = {
}
{
t) {
h  }
}
protocol o {
}
class j: o{  class func o {}
e o<j : u> {
}
func n<q>() {
b b {
}
}
func n(j: Any, t: Any) -> (((Any, Any) -> Any) -> Any) {
k {
}
}
}
s}
() {
}
}
func e(i: d) -> <f>(() -> f)>
protocol d {
f e: d {
}
protocol g : e { func e
