// 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

class n{struct d{class A<T where j:A{class B<c{class B<b{let h:T.a}struct A{class c{struct A:a
