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// RUN: %target-swift-frontend -sil-verify-all -Xllvm -sil-inline-generics -O %s -emit-sil | %FileCheck %s
// This file consists of tests for making sure that protocol conformances and
// inherited conformances work well together when applied to each other. The
// check works by making sure we can blow through a long class hierarchy and
// expose the various "unknown" functions.
//
// As a side-test it also checks if all allocs can be promoted to the stack.
//
// *NOTE* If something like templated protocols is ever implemented this file
// needs to be updated.
// CHECK-LABEL: sil @$s38devirt_specialized_inherited_interplay6driveryyF : $@convention(thin) () -> () {
// CHECK: bb0:
// CHECK-NOT: alloc_ref
// CHECK: [[F0:%[0-9]+]] = function_ref @unknown0 : $@convention(thin) () -> ()
// CHECK: apply [[F0]]
// CHECK: apply [[F0]]
// CHECK: [[F1:%[0-9]+]] = function_ref @unknown1 : $@convention(thin) () -> ()
// CHECK: apply [[F1]]
// CHECK: apply [[F1]]
// CHECK: [[F2:%[0-9]+]] = function_ref @unknown2 : $@convention(thin) () -> ()
// CHECK: apply [[F2]]
// CHECK: apply [[F2]]
// CHECK: [[F3:%[0-9]+]] = function_ref @unknown3 : $@convention(thin) () -> ()
// CHECK: apply [[F3]]
// CHECK: apply [[F3]]
// CHECK: [[F4:%[0-9]+]] = function_ref @unknown4 : $@convention(thin) () -> ()
// CHECK: apply [[F4]]
// CHECK: apply [[F4]]
// CHECK: [[F5:%[0-9]+]] = function_ref @unknown5 : $@convention(thin) () -> ()
// CHECK: apply [[F5]]
// CHECK: apply [[F5]]
// CHECK: [[F6:%[0-9]+]] = function_ref @unknown6 : $@convention(thin) () -> ()
// CHECK: apply [[F6]]
// CHECK: apply [[F6]]
// CHECK: apply [[F6]]
// CHECK: apply [[F6]]
// CHECK: [[F8:%[0-9]+]] = function_ref @unknown8 :
// CHECK: apply [[F8]]
// CHECK: apply [[F8]]
// CHECK-NOT: dealloc_ref
// CHECK: return
@_silgen_name("unknown0")
func unknown0() -> ()
@_silgen_name("unknown1")
func unknown1() -> ()
@_silgen_name("unknown2")
func unknown2() -> ()
@_silgen_name("unknown3")
func unknown3() -> ()
@_silgen_name("unknown4")
func unknown4() -> ()
@_silgen_name("unknown5")
func unknown5() -> ()
@_silgen_name("unknown6")
func unknown6() -> ()
@_silgen_name("unknown7")
func unknown7() -> ()
@_silgen_name("unknown8")
func unknown8() -> ()
protocol P1 {
func foo()
}
struct S:P1 {
func foo() {
}
}
public final class G1<T> {
}
protocol P {
func doSomething()
}
// Normal conformance
class A1 : P {
func doSomething() {
unknown0()
}
}
// Inherited conformance from P
class A2 : A1 {
override func doSomething() {
unknown1()
}
}
// Specialized Inherited conformance from P
class A3<T> : A2 {
override func doSomething() {
unknown2()
}
}
// Inherited Specialized Inherited conformance from P
class A4<T> : A3<T> {
override func doSomething() {
unknown3()
}
}
class A5<E>: A3<Array<E>> {
override func doSomething() {
unknown4()
}
}
// Specialized conformance from P
class B1<T> : P {
func doSomething() {
unknown5()
}
}
// Inherited Specialized conformance from P
class B2<T> : B1<G1<T>> {
override func doSomething() {
unknown6()
}
}
class B3<E>: B2<Array<E>> {
}
class B4<F>: B3<Array<Array<Int>>> {
override func doSomething() {
unknown8()
}
}
func WhatShouldIDo<T : P>(_ t : T) {
t.doSomething()
}
func WhatShouldIDo2(_ p : P) {
p.doSomething()
}
public func driver1<X>(_ x:X) {
let b = B3<X>()
WhatShouldIDo(b)
WhatShouldIDo2(b)
}
public func driver2() {
driver1(G1<S>())
}
public func driver() {
let a1 = A1()
let a2 = A2()
let a3 = A3<S>()
let a4 = A4<S>()
let a5 = A5<S>()
let b1 = B1<S>()
let b2 = B2<S>()
let b3 = B3<S>()
let b4 = B4<S>()
WhatShouldIDo(a1)
WhatShouldIDo2(a1)
WhatShouldIDo(a2)
WhatShouldIDo2(a2)
WhatShouldIDo(a3)
WhatShouldIDo2(a3)
WhatShouldIDo(a4)
WhatShouldIDo2(a4)
WhatShouldIDo(a5)
WhatShouldIDo2(a5)
WhatShouldIDo(b1)
WhatShouldIDo2(b1)
WhatShouldIDo(b2)
WhatShouldIDo2(b2)
WhatShouldIDo(b3)
WhatShouldIDo2(b3)
WhatShouldIDo(b4)
WhatShouldIDo2(b4)
}
|
