// 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 b{
enum b{
class A{
protocol P{
extension{
{
}
var f
{
{
}
func u(
}
}
}
class A{}
protocol A{
typealias e:e
typealias f
let t:f.c
typealias e
