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// RUN: %target-swift-emit-silgen -module-name vtable_thunks_reabstraction_final %s | %FileCheck %s
protocol Fooable {
func foo(_ x: Int) -> Int?
}
protocol Barrable {
associatedtype Bar
func foo(_ x: Bar) -> Bar?
}
class GenericSuper<T> {
func foo(_ x: T) -> T? {
return nil
}
}
class NongenericSub: GenericSuper<Int>, Fooable {
override func foo(_ x: Int) -> Int? {
return 6502
}
}
// CHECK-LABEL: sil private [transparent] [thunk] [ossa] @$s33vtable_thunks_reabstraction_final13NongenericSubCAA7FooableA2aDP3foo{{[_0-9a-zA-Z]*}}FTW
// CHECK: class_method {{%.*}} : $NongenericSub, #NongenericSub.foo : {{.*}}
class GenericSub<U: AnyObject>: GenericSuper<U>, Barrable {
override func foo(_ x: U) -> U? {
return x
}
}
// CHECK-LABEL: sil private [transparent] [thunk] [ossa] @$s33vtable_thunks_reabstraction_final10GenericSubCyxGAA8BarrableA2aEP3fooy3BarQzSgAIFTW
// CHECK: class_method {{%.*}} : $GenericSub<τ_0_0>, #GenericSub.foo : {{.*}}, $@convention(method) <τ_0_0 where τ_0_0 : AnyObject> (@in_guaranteed τ_0_0, @guaranteed GenericSub<τ_0_0>) -> @out Optional<τ_0_0>
class C {}
// CHECK-LABEL: sil hidden [ossa] @$s33vtable_thunks_reabstraction_final4testyyF
func test() {
// CHECK: class_method {{%.*}} : $NongenericSub, #NongenericSub.foo : {{.*}}
NongenericSub().foo(0)
// FIXME: rdar://problem/21167978
// let f = NongenericSub().curried(0)
// CHECK: class_method {{%.*}} : $GenericSub<C>, #GenericSub.foo : {{.*}}, $@convention(method) <τ_0_0 where τ_0_0 : AnyObject> (@in_guaranteed τ_0_0, @guaranteed GenericSub<τ_0_0>) -> @out Optional<τ_0_0>
GenericSub<C>().foo(C())
}
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