// 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

{0.b
struct c{{{}}struct A{
struct S{
struct d{
class d{
struct S<T where I:b
{
struct A
var f=A{