// 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

protocol a {
protocol a {
}
typealias R = A, Any) -> {
})
func f<T -> (x(Range<U -> {
case A? = ["
typealias f == d
struct D : b) -> T : c {
extension NSData {
}
}
typealias R = { _, V>()
}
func a: (x: Sequence, f()
func