// 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 S<T where g:a{
class a{
class A{class A{
class B<T
struct B{class A{
let t=B
}
{
}func a{
{struct B{
