// This source file is part of the Swift.org open source project
// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors

// RUN: not %target-swift-frontend %s -parse
func p(l: Any, g: Any) -> (((Any, Any) -> Any) -> Any) {
return {
(p: (Any, Any) -> Any) -> Any in
func n<n : l,) {
}
protocol f {
k g d {
}
j j<l : d> : d {
}
class f: f {
}
class B : l {
}
func a<b:a
