// 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

private class B<C> {
let  enum S<T> : P {
func f<T>() -> T -> T {
return { x in x 1 {
b[c][c] = 1
}
}
class A {
class func a() -> String {
let d: String = {
return self.a()
}()
}
struct d<f : e, g: e where g.h == f.h> {
}
}
class C<D> {
init <A: A where A.B == D>(e: A.B) {
}
}
}
struct D : C {
func g<T where T.E == F>(f: B<T>) {
}
protocol A {
}
struct B<T : A> {
