// 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

let a="
{{{
{
{
}
}
enum b{
let:A{
{
}
{
}
extension
{
{
}
var b{{
protocol a{
class B{
class A{class B{{
{
}}
deinit{
{
}
{
enum b{
func b{
protocol A{
protocol A{
enum T
{
struct B{
func b{{
struct b{""deinit{
{"
{
d
Q{
enum b{
struct Q{
func b{
d=a