// 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

class d{class A{
struct B<T where g:A{
enum S<T{
struct A{
struct B
class B
class d:SequenceType
init(){
let a=B
