// 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
protocol A {
    typealias B
    func b(B)
}
struct X<Y> : A {
    func b(b: X.Type) {
    }
}
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func b<c {
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k)
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}
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   i) {
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}
protocol c {
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protocol a {
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}
class b<h : c, i : c where h.g == i> : a {
}
class b<h, i> {
}
protocol c {
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}
func b(c) -> <d>(() -> d) {
}
import Foundation
class d<c>: NSObject {
    var b: c
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        self.b = b
   }
}
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}
clasnintln(some(xs))
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    }
}
func b(z: (((Any, Any) -> Any) -> Any)) -> Any {
    return z({
        (p: Any, q:Any) -> Any in
        return p
    })
}
b(a(1, a(2, 3)))
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}
class n<j : n>
protocol A {
    func c() -> String
}
class B {
    func d() -> String {
        return ""
    }
}
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    override func d() -> String {
        return ""
    }
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        return ""
    }
}
func e<T where T: A, T: B>(t: T) {
    t.c()
}
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    }
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        class func c
    }
}
struct c<d : Sequence> {
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}
func a<d>() -> [c<d>] {
    return []
}
protocol b {
    class func e()
}
struct c {
    var d: b.Type
    func e() {
        d.e()
    }
}
func a<T>() {
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        case c
    }
}
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}
struct i<o : u> {
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}
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}
class g<t : g> {
}
class g: g {
}
class n : h {
}
typealias h = n
protocol g {
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        q""
    }
}
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    s.i()
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    }
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class f<p : k, p : k where p.n == p> : n {
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        func o
        var _ = protocol g {
    typealias f
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}
struct c<h : g> : g {
    typealias f = h
    typealias e = a<c<h>, f>
import Foundation
class m<j>k i<g : g, e : f k(f: l) {
}
i(())
class h {
    typealias g = g
}
class p {
    u _ = q() {
    }
}
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    n $h: m.j) {
    }
}
o l() {
    ({})
}
struct m<t> {
    let p: [(t, () -> ())] = []
}
protocol p : p {
}
protocol m {
    o u() -> String
}
class j {
    o m() -> String {
        n ""
    }
}
class h: j, m {
    q o m() -> String {
        n ""
    }
    o u() -> S, q> {
}
protocol u {
    typealias u
}
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func c<e>() -> (e -> e) -> e {
 e, e -> e) ->)func d(f: b) -> <e>(() -> e) -> b {
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protocol p {
    class func g()
}
class h: p {
    class func g() { }
}
(h() as p).dynamicType.g()
protocol p {
}
protocol h : p {
}
protocol g : p {
}
protocol n {
  o t = p
}
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  t : n q m.t == m> (h: m) {
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func q<t : n q t.t == g> (h: t) {
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func f<T : Boolean>(b: T) {
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protocol k {
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protocol d {
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protocol l {
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s m {
   class func s()
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class p: m{  class func s {}
s p {
    func m() -> String
}
class n {
    func p() -> String {
        q ""
    }
}
class e: n, p {
    v func> String {
        q ""
    }
 {
  r m = m
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func s<o : m, o : p o o.m == o> (m: o) {
}
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protocol A {
    func c()l k {
    func l() -> g {
        m ""
    }
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class C: k, A {
    j func l()q c() -> g {
        m ""
    }
}
func e<r where r: A, r: k>(n: r) {
    n.c()
}
protocol A {
    typealias h
}
c k<r : A> {
    p f: r
    p p: r.h
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protocol C      l.e()
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class o {
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