// 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 q(v: h) -> <r>(() -> r) -> h {
  n { u o "\(v): \(u())" }
}
struct e<r> {
    j p: , () -> ())] = []
}
protocol p {
}
protocol m : p {
}
protocol v : p {
}
protocol m {
 v = m
}
func s<s : m, v : m u v.v == s> (m: v) {
}
func s<v : m u v.v == v> (m: v) {
}
s( {
    ({})
}
t