// 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

func A{{
class A{class a{
protocol c
let h=j{
}{
struct B<T where h:a{
class a{
var UU{a{
