// 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

class b().A> () {
var b: C<f = {
""\(self, length: Int>) {
extension NSSet {
func b)() -> T) -> {
}
func compose(object1, (self.Element>()
}
}
}
}
protocol a {
func a<d: a {