validation-test/compiler_crashers_fixed/02149-swift-constraints-constraintgraph-gatherconstraints.swift

// RUN: not %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

func a: a {
class A {
class A<T> Self {
protocol e == b: Int {
}
let i<l : T) -> {
}
}
struct c : a {
struct c == { c
class a<j : A {
}
}
class A : CollectionType where Optional<S {
return self.Type) -> [")
enum S) -> : A, U) {
}
func a() {
var b : NSObject {
}
}
}
func c<l : c {