// 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

var f: T.c {
struct e where I.Type) {
case b {
self.B) -> {
var f: AnyObject) -> Int {
struct e where g<T.b {
func f: T) {
}
}
}
}
}
}
protocol A : A? = 0
protocol A : A : C {