// 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
init() {
() -> String {
self.c> Self {
}
func g<d where T! {
let t: [c) {
}
func b(array: Collection where T> U -> {
func d<T where B {
b) {
var d where B : C<Int) { x = a<d where A> ((false)) {
func g<d where T> () {
print() {
typealias d.c(self.d = c<T>((1]
c>(e: S) {
return [T {
func f(x, A, y: Any) {
protocol B {
}
}
b("cd"")
}
}
}
protocol A {
typealias B : b {
func a(Any) -> T where S("
typealias b = a"""
