// Test using type sugar before the types are defined. | |
// RUN: %target-swift-frontend -typecheck -parse-stdlib -module-name Swift -parse-as-library %s | |
struct Dummy {} | |
let a: Dummy? = .none | |
let b: Dummy! = .none | |
let c: [Dummy] = .init() | |
let d: [Dummy: Dummy] = .init() | |
enum Optional<Wrapped> { | |
case none | |
case some(Wrapped) | |
} | |
struct Array<Element> {} | |
struct Dictionary<Key, Value> {} |