mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
41 lines
1.7 KiB
Swift
41 lines
1.7 KiB
Swift
// RUN: %target-swift-frontend -emit-silgen -enable-sil-ownership %s | %FileCheck %s
|
|
|
|
// When we synthesize an inherited designated initializer, the default
|
|
// arguments are still conceptually rooted on the base declaration.
|
|
// When we call such an initializer, we have to construct substitutions
|
|
// in terms of the base class generic signature, rather than the
|
|
// derived class generic signature.
|
|
|
|
class Puppy<T, U> {
|
|
init(t: T? = nil, u: U? = nil) {}
|
|
}
|
|
|
|
class Chipmunk : Puppy<Int, String> {}
|
|
|
|
class Kitten<V> : Puppy<Int, V> {}
|
|
|
|
class Goldfish<T> {
|
|
class Shark<U> : Puppy<T, U> {}
|
|
}
|
|
|
|
// CHECK-LABEL: sil hidden @_T027default_arguments_inherited4doItyyF : $@convention(thin) () -> () {
|
|
func doIt() {
|
|
// CHECK: [[ARG1:%.*]] = function_ref @_T027default_arguments_inherited5PuppyC1t1uACyxq_GxSg_q_SgtcfcfA_
|
|
// CHECK: apply [[ARG1]]<Int, String>({{.*}})
|
|
// CHECK: [[ARG2:%.*]] = function_ref @_T027default_arguments_inherited5PuppyC1t1uACyxq_GxSg_q_SgtcfcfA0_
|
|
// CHECK: apply [[ARG2]]<Int, String>({{.*}})
|
|
_ = Chipmunk()
|
|
|
|
// CHECK: [[ARG1:%.*]] = function_ref @_T027default_arguments_inherited5PuppyC1t1uACyxq_GxSg_q_SgtcfcfA_
|
|
// CHECK: apply [[ARG1]]<Int, String>(%{{.*}})
|
|
// CHECK: [[ARG2:%.*]] = function_ref @_T027default_arguments_inherited5PuppyC1t1uACyxq_GxSg_q_SgtcfcfA0_
|
|
// CHECK: apply [[ARG2]]<Int, String>(%{{.*}})
|
|
_ = Kitten<String>()
|
|
|
|
// CHECK: [[ARG1:%.*]] = function_ref @_T027default_arguments_inherited5PuppyC1t1uACyxq_GxSg_q_SgtcfcfA_
|
|
// CHECK: apply [[ARG1]]<String, Int>(%{{.*}})
|
|
// CHECK: [[ARG2:%.*]] = function_ref @_T027default_arguments_inherited5PuppyC1t1uACyxq_GxSg_q_SgtcfcfA0_
|
|
// CHECK: apply [[ARG2]]<String, Int>(%{{.*}})
|
|
_ = Goldfish<String>.Shark<Int>()
|
|
}
|