// RUN: not --crash %target-swift-frontend %s -parse
// XFAIL: asan

// Distributed under the terms of the MIT license
// Test case submitted to project by https://github.com/practicalswift (practicalswift)
// Test case found by fuzzing

println(true as [1
func b: a {
class a<A? {
enum a<T, () -> T> T! {
}
}
struct S : a {
class func c<S : c: d.Gen