// 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

struct B<T where j:U{struct S{struct B{func a{var b=0.b
class{
class A{class A{
class a{class c{{}struct d{struct c{class A{let e=B{
