// 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 A<T where g:A{
struct B{{
}class a{class A:a
enum ct{
struct B{
func a<T:SequenceType
