// RUN: not --crash %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

func b() {
struct S {
protocol P {
struct c where T>) {
}
protocol c {
struct c(x: a {
}
self)() {
}
}
typealias f = A> (Any) {
}
}
}
protocol b {
struct A {
}
func b: C {
func f: (")
typealias f : b.E ==