// 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 f<h = T: $0.endIndex - range.B {
struct D : P {
var b where Optional<d = nil
typealias F = b: Array<b(c) + seq: d = { c<T : B<D>(.f == A<T : C> {
b(a("""""A
protocol c {
import Foundation
t: Array<T.a<T>) -> S {
}
override init<U : A = a<b
typealias B : Int {
return { }
func x) {
}
var d : X.Type
class a {
}
}
typealias F = .Element>() {
zzzz(seq: A) -> {
}
let v: B, B
}
enum S()(start, ()
}
let c = e: 1])
func b
func d<h : A.d
class A<l : d
