| // RUN: %target-swift-frontend -emit-silgen %s | %FileCheck %s |
| // RUN: %target-swift-frontend -emit-sil -verify %s |
| |
| protocol BestFriend: class { |
| init() |
| static func create() -> Self |
| } |
| |
| class Animal { |
| required init(species: String) {} |
| |
| static func create() -> Self { return self.init() } |
| required convenience init() { self.init(species: "\(type(of: self))") } |
| } |
| |
| class Dog: Animal, BestFriend {} |
| // CHECK-LABEL: sil hidden [transparent] [thunk] @_TTWC4main3DogS_10BestFriendS_FS1_CfT_x |
| // CHECK: [[SELF:%.*]] = apply |
| // CHECK: unchecked_ref_cast [[SELF]] : $Animal to $Dog |
| // CHECK-LABEL: sil hidden [transparent] [thunk] @_TTWC4main3DogS_10BestFriendS_ZFS1_6createfT_x |
| // CHECK: [[SELF:%.*]] = apply |
| // CHECK: unchecked_ref_cast [[SELF]] : $Animal to $Dog |
