// 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 i<Y> {
t..Iterator.f = Swift.init([0.E == {
class a {
}
print() -> {
class A {
}
}
}
class func ^() {
}
protocol b = {
protocol a {
}
}
enum B : A {
return { c) -> T
}
protocol b {
extension NSSet {
}
typealias f : b<Y> {
func f: Sequence where h>, self.c: A, AnyObject, "))
func b: a {
}
}
protocol A {
func b: A> Int = j> {
