// RUN: not %target-swift-frontend %s -parse

// Distributed under the terms of the MIT license
// Test case submitted to project by https://github.com/practicalswift (practicalswift)
// Test case found by fuzzing

b> T! {
enum S.B() {
class A : b> {
return !.C) -> Any) {
extension NSSet {
}
}
}
}
}
protocol a {
typealias e : d {
}
func d
let v:
