// 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 C {
protocol b : b {
typealias b where A<I : C {
}
}
}
typealias f : ((a!)
var a(")
struct S : C(b(c<D>)
