blob: e47895363998e177b06e177eb1357749f23f7ce0 [file] [log] [blame]
// RUN: %target-swift-frontend -emit-silgen %s | %FileCheck %s
protocol Fooable {
func foo()
static func class_foo()
}
protocol Barrable : Fooable {
func bar()
static func class_bar()
}
class X : Fooable {
func foo() {}
class func class_foo() {}
}
// -- Derived class conforms to a refined protocol
class Y : X, Barrable {
func bar() {}
// CHECK-NOT: sil private [transparent] [thunk] @_T021witnesses_inheritance1YCAA7FooableA2aDP3foo{{[_0-9a-zA-Z]*}}FTW
class func class_bar() {}
// CHECK-LABEL: sil private [transparent] [thunk] @_T021witnesses_inheritance1YCAA8BarrableA2aDP9class_bar{{[_0-9a-zA-Z]*}}FZTW
}
class A : Fooable {
func foo() {}
func bar() {}
class func class_foo() {}
class func class_bar() {}
}
// -- Derived class conforms to a refined protocol using its base's methods
class B : A, Barrable {}
// CHECK-NOT: sil private [transparent] [thunk] @_T021witnesses_inheritance1BCAA7FooableA2aDP3foo{{[_0-9a-zA-Z]*}}FTW
// CHECK-NOT: sil private [transparent] [thunk] @_T021witnesses_inheritance1BCAA7FooableA2aDP9class_foo{{[_0-9a-zA-Z]*}}FZTW
// CHECK-LABEL: sil private [transparent] [thunk] @_T021witnesses_inheritance1BCAA8BarrableA2aDP3bar{{[_0-9a-zA-Z]*}}FTW
// CHECK: [[B:%.*]] = load [take] {{%.*}} : $*B
// CHECK-NEXT: [[A:%.*]] = upcast [[B]] : $B to $A
// CHECK-NEXT: [[BORROWED_A:%.*]] = begin_borrow [[A]]
// CHECK-NEXT: [[METH:%.*]] = class_method [[BORROWED_A]] : $A, #A.bar!1
// CHECK-NEXT: apply [[METH]]([[BORROWED_A]]) : $@convention(method) (@guaranteed A) -> ()
// CHECK: end_borrow [[BORROWED_A]] from [[A]]
// CHECK-LABEL: sil private [transparent] [thunk] @_T021witnesses_inheritance1BCAA8BarrableA2aDP9class_bar{{[_0-9a-zA-Z]*}}FZTW
// CHECK: upcast {{%.*}} : $@thick B.Type to $@thick A.Type
// Add tests to make sure that we handle address only case correctly.