// 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 f:a{let g=c
struct c
class c{
}struct a{
struct S{
struct B{
enum b{
struct B{var _=c
