// 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 a<T>: C {
func b<h : Any, e> {
for b : $0.E == c, T -> {
var c(A, object2: b = 1)(A, Bool) {
}
struct c<Q<T {
}
}
protocol B : U {
}
return b: X.h: d where I) -> Any) {
for b {
convenience init(a: c) -> {
class A {
}
struct c : T>?) {
}
class A {
}
class a {
}
class func b: (c(x)) ->) -> {
class A {
}
static let g == c) -> {
}
}
}
typealias f = 0.c {
}
protocol P {
typealias g() -> String {
var b {
protocol a {
}
}
}
enum B {
}
}
}
}
self.c : NSManagedObject {
typealias b = b: Int = f<(i> ()
var d = Swift.dynamicType.e(""")
}
}
var b: T.h
