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38 lines
1.2 KiB
Swift
38 lines
1.2 KiB
Swift
// RUN: %target-swift-frontend -sdk %S/Inputs %s -I %S/Inputs -enable-source-import -emit-silgen -enable-sil-ownership | %FileCheck %s
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//
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// REQUIRES: objc_interop
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import Foundation
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class Foo {}
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extension Foo {
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dynamic func kay() {}
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dynamic var cox: Int { return 0 }
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}
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// CHECK-LABEL: sil hidden @_T015extensions_objc19extensionReferencesyyAA3FooCF
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// CHECK: bb0([[ARG:%.*]] : @owned $Foo):
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func extensionReferences(_ x: Foo) {
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// dynamic extension methods are still dynamically dispatched.
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// CHECK: [[BORROWED_ARG:%.*]] = begin_borrow [[ARG]]
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// CHECK: objc_method [[BORROWED_ARG]] : $Foo, #Foo.kay!1.foreign
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x.kay()
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// CHECK: [[BORROWED_ARG:%.*]] = begin_borrow [[ARG]]
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// CHECK: objc_method [[BORROWED_ARG]] : $Foo, #Foo.cox!getter.1.foreign
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_ = x.cox
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}
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func extensionMethodCurrying(_ x: Foo) {
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_ = x.kay
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}
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// CHECK-LABEL: sil shared [thunk] @_T015extensions_objc3FooC3kayyyFTc
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// CHECK: function_ref @_T015extensions_objc3FooC3kayyyFTD
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// CHECK-LABEL: sil shared [transparent] [serializable] [thunk] @_T015extensions_objc3FooC3kayyyFTD
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// CHECK: bb0([[SELF:%.*]] : @guaranteed $Foo):
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// CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]]
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// CHECK: objc_method [[SELF_COPY]] : $Foo, #Foo.kay!1.foreign
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