| // RUN: %target-swift-frontend -emit-silgen -sdk %S/Inputs -I %S/Inputs -enable-source-import %s | %FileCheck %s |
| |
| // REQUIRES: objc_interop |
| |
| import Foundation |
| import gizmo |
| |
| protocol Fooable { |
| func foo() -> String! |
| } |
| |
| // Witnesses Fooable.foo with the original ObjC-imported -foo method . |
| extension Foo: Fooable {} |
| |
| class Phoûx : NSObject, Fooable { |
| @objc func foo() -> String! { |
| return "phoûx!" |
| } |
| } |
| |
| // witness for Foo.foo uses the foreign-to-native thunk: |
| // CHECK-LABEL: sil hidden [transparent] [thunk] @_TTWCSo3Foo14objc_witnesses7FooableS0_FS1_3foo |
| // CHECK: function_ref @_TTOFCSo3Foo3foo |
| |
| // *NOTE* We have an extra copy here for the time being right |
| // now. This will change once we teach SILGen how to not emit the |
| // extra copy. |
| // |
| // witness for Phoûx.foo uses the Swift vtable |
| // CHECK-LABEL: _TFC14objc_witnessesX8Phox_xra3foo |
| // CHECK: bb0([[IN_ADDR:%.*]] : |
| // CHECK: [[STACK_SLOT:%.*]] = alloc_stack $Phoûx |
| // CHECK: copy_addr [[IN_ADDR]] to [initialization] [[STACK_SLOT]] |
| // CHECK: [[VALUE:%.*]] = load [[STACK_SLOT]] |
| // CHECK: class_method [[VALUE]] : $Phoûx, #Phoûx.foo!1 |
| |
| protocol Bells { |
| init(bellsOn: Int) |
| } |
| |
| extension Gizmo : Bells { |
| } |
| |
| // CHECK: sil hidden [transparent] [thunk] @_TTWCSo5Gizmo14objc_witnesses5BellsS0_FS1_C |
| // CHECK: bb0([[SELF:%[0-9]+]] : $*Gizmo, [[I:%[0-9]+]] : $Int, [[META:%[0-9]+]] : $@thick Gizmo.Type): |
| |
| // CHECK: [[INIT:%[0-9]+]] = function_ref @_TFCSo5GizmoC{{.*}} : $@convention(method) (Int, @thick Gizmo.Type) -> @owned Optional<Gizmo> |
| // CHECK: [[IUO_RESULT:%[0-9]+]] = apply [[INIT]]([[I]], [[META]]) : $@convention(method) (Int, @thick Gizmo.Type) -> @owned Optional<Gizmo> |
| // CHECK: switch_enum [[IUO_RESULT]] |
| // CHECK: [[UNWRAPPED_RESULT:%[0-9]+]] = unchecked_enum_data [[IUO_RESULT]] |
| // CHECK: store [[UNWRAPPED_RESULT]] to [[SELF]] : $*Gizmo |
| |
| // Test extension of a native @objc class to conform to a protocol with a |
| // subscript requirement. rdar://problem/20371661 |
| |
| protocol Subscriptable { |
| subscript(x: Int) -> Any { get } |
| } |
| |
| // CHECK-LABEL: sil hidden [transparent] [thunk] @_TTWCSo7NSArray14objc_witnesses13SubscriptableS0_FS1_g9subscriptFSiP_ : $@convention(witness_method) (Int, @in_guaranteed NSArray) -> @out Any { |
| // CHECK: function_ref @_TTOFCSo7NSArrayg9subscriptFSiP_ : $@convention(method) (Int, @guaranteed NSArray) -> @out Any |
| // CHECK-LABEL: sil shared [thunk] @_TTOFCSo7NSArrayg9subscriptFSiP_ : $@convention(method) (Int, @guaranteed NSArray) -> @out Any { |
| // CHECK: class_method [volatile] {{%.*}} : $NSArray, #NSArray.subscript!getter.1.foreign |
| extension NSArray: Subscriptable {} |
| |
| // witness is a dynamic thunk: |
| |
| protocol Orbital { |
| var quantumNumber: Int { get set } |
| } |
| |
| class Electron : Orbital { |
| dynamic var quantumNumber: Int = 0 |
| } |
| |
| // CHECK-LABEL: sil hidden [transparent] [thunk] @_TTWC14objc_witnesses8ElectronS_7OrbitalS_FS1_g13quantumNumberSi |
| // CHECK-LABEL: sil shared [transparent] [thunk] @_TTDFC14objc_witnesses8Electrong13quantumNumberSi |
| |
| // CHECK-LABEL: sil hidden [transparent] [thunk] @_TTWC14objc_witnesses8ElectronS_7OrbitalS_FS1_s13quantumNumberSi |
| // CHECK-LABEL: sil shared [transparent] [thunk] @_TTDFC14objc_witnesses8Electrons13quantumNumberSi |
| |
| // witness is a dynamic thunk and is public: |
| |
| public protocol Lepton { |
| var spin: Float { get } |
| } |
| |
| public class Positron : Lepton { |
| public dynamic var spin: Float = 0.5 |
| } |
| |
| // CHECK-LABEL: sil [transparent] [fragile] [thunk] @_TTWC14objc_witnesses8PositronS_6LeptonS_FS1_g4spinSf |
| // CHECK-LABEL: sil shared [transparent] [fragile] [thunk] @_TTDFC14objc_witnesses8Positrong4spinSf |