// 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

func i<1 {
enum S<T : A<S : d {
}
return d<T) -> ():
}
}
protocol a {
typealias B : B? {
return g, end: AnyObject, i()() -> Any, """.<T) -> S {
protocol b where l) -> U) in return {
}
func b, b wh
