// 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
{[{{}}{{{}}{}{ a < {class A{{ {{{:A{class {{{{e{class {{{{{{{{{{{{{{{ {{{ {{{{{Aclass{aB{{{class A{{class{{{classA{{ f<{{}} Q{{{{ e= {{{{{{{{{{{{{{ {{{{ {{{{.{ <{}{{{{{{{{{{{{{{{{{{{{{{