// 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 A{
class d{
enum S{
var _=b
let b
var d{struct S<T where g:T{
class T{
func d{{
d{
}A