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

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

protocol a {
func a(self.C) {
switch x in x in x {
}
}
protocol c {
S<h : b {
}
protocol A {
}
func a<A<T>) -> {
class b<T where A> {
typealias A {
}
}
}
typealias A : a {
struct X<l : d) -> ((")
}
}
func f: a {
