| // RUN: %target-swift-frontend -sdk %S/Inputs %s -I %S/Inputs -enable-source-import -emit-silgen | FileCheck %s |
| // |
| // REQUIRES: objc_interop |
| |
| import Foundation |
| |
| class Foo {} |
| |
| extension Foo { |
| dynamic func kay() {} |
| dynamic var cox: Int { return 0 } |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF15extensions_objc19extensionReferencesFCS_3FooT_ |
| func extensionReferences(_ x: Foo) { |
| // dynamic extension methods are still dynamically dispatched. |
| // CHECK: class_method [volatile] %0 : $Foo, #Foo.kay!1.foreign |
| x.kay() |
| // CHECK: class_method [volatile] %0 : $Foo, #Foo.cox!getter.1.foreign |
| _ = x.cox |
| |
| } |
| |
| func extensionMethodCurrying(_ x: Foo) { |
| _ = x.kay |
| } |
| |
| // CHECK-LABEL: sil shared [thunk] @_TFC15extensions_objc3Foo3kayF |
| // CHECK: function_ref @_TTDFC15extensions_objc3Foo3kayf |
| // CHECK: sil shared [transparent] [thunk] @_TTDFC15extensions_objc3Foo3kayf |
| // CHECK: class_method [volatile] %0 : $Foo, #Foo.kay!1.foreign |
