// 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
var b{var x={class A{class d{class C}var b{{func a{case c{func f{{func a{var:{protocol A{class d{class c{let a{let a{var b{class b{protocol A{class c{class A{func a{struct S{class C{func f{{a=a
