// 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 P {
struct B.d where B : e == [Byte](c<T, y)
}
protocol d : P {
public var a: a {
let f : b {
}
}
class a : B
