// 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
import Foundation
class func g<j : T : Hashable> {
struct c() -> V {
t.advance(h> [Any) { x = T> Any in
func g(b(self.E == Swift.c("[1])
b() {
protocol A {
}
}
}
struct e : a {
protocol a {
convenience init() {
