Merge pull request #4798 from practicalswift/swiftc-28418-swift-typechecker-validatedecl

Author: swift-ci

validation-test/compiler_crashers/28418-swift-typechecker-validatedecl.swift

@@ -0,0 +1,14 @@
+// This source file is part of the Swift.org open source project
+// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See http://swift.org/LICENSE.txt for license information
+// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+
+// RUN: not --crash %target-swift-frontend %s -parse
+// REQUIRES: asserts
+{protocol P{
+typealias e
+protocol c{{}let t:e
+enum B:c{
+typealias e:e