// RUN: not --crash %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

let P{{S:{enum S<T where A<T>:P{class a{let a=[{let a{struct b{var d{var _=c{class d{{}class d{let:{let c
