// 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

enum e : d {
let a {
protocol a {
struct }
protocol a {
0) -> Self {
protocol A : w(x) -> i("
typealias h: h }
i> {
protocol A {
class A {
}
protocol A {
}
func a:
