// 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 g<T, Any) {
protocol b {
let a {
}
}
extension String {
var c: C {
extension NSData {
var f() -> Bool {
}
}
}
}
class A, y: A<T>: a {
return m() {
}
}
class b(range.Type
struct D : T where Optional<h = i: Array) -> Self {
switch x }
return b()?
struct B<d>(c: d where I) {
}
self.Element>) -> {
b: A<T>() {
var a<c, ((A.a)
public subscript ((Any, ")
}
var b {
init() -> : (x) {
S<Int) -> String {
var b> {
class B {
protocol P {
}
}
}())
}
return {
}
protocol b = b<1 {
}
let end = b: String {
import Foundation
}
}
