// 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
struct c<h : b> : b {
typealias e = a<c<h>0) {
}
let c = a
protocol a : a {
}
class a {
}
struct A<T> {
}
protocol a : a {
}
protocol a {
}
class b<h : c, i : c where h.g == i> : a {
}
class b<h, i> {
}
protocol c {
}
f: A where D.C == E> {s func c() { }
}
func c<d {
enum c {
}
}
func a<T>() -> (T, T -> T) -> T {
}
protocol a {
}
class b: a {
}
class a<f : b, g : b
