mirror of
https://github.com/apple/swift.git
synced 2025-12-21 12:14:44 +01:00
ec4a125f3e
If the extension adds conformance to an invertible protocol, it's confusing for people to also infer conditional requirements on the generic parameters for those invertible protocols. This came up in the review of SE-427.
292 lines
13 KiB
Swift
292 lines
13 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -swift-version 5 -enable-library-evolution -emit-module \
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// RUN: -enable-experimental-feature SuppressedAssociatedTypes \
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// RUN: -enable-experimental-feature NonescapableTypes \
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// RUN: -o %t/NoncopyableGenerics_Misc.swiftmodule \
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// RUN: -emit-module-interface-path %t/NoncopyableGenerics_Misc.swiftinterface \
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// RUN: %S/Inputs/NoncopyableGenerics_Misc.swift
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// RUN: %target-swift-frontend -swift-version 5 -enable-library-evolution -emit-module \
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// RUN: -enable-experimental-feature SuppressedAssociatedTypes \
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// RUN: -enable-experimental-feature NonescapableTypes \
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// RUN: -o %t/Swiftskell.swiftmodule \
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// RUN: -emit-module-interface-path %t/Swiftskell.swiftinterface \
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// RUN: %S/../Inputs/Swiftskell.swift
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// Check the interfaces
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// RUN: %FileCheck %s --check-prefix=CHECK-MISC < %t/NoncopyableGenerics_Misc.swiftinterface
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// RUN: %FileCheck %s < %t/Swiftskell.swiftinterface
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// See if we can compile a module through just the interface and typecheck using it.
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// RUN: %target-swift-frontend -compile-module-from-interface \
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// RUN: -enable-experimental-feature SuppressedAssociatedTypes \
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// RUN: -enable-experimental-feature NonescapableTypes \
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// RUN: %t/NoncopyableGenerics_Misc.swiftinterface -o %t/NoncopyableGenerics_Misc.swiftmodule
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// RUN: %target-swift-frontend -compile-module-from-interface \
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// RUN: -enable-experimental-feature SuppressedAssociatedTypes \
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// RUN: -enable-experimental-feature NonescapableTypes \
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// RUN: %t/Swiftskell.swiftinterface -o %t/Swiftskell.swiftmodule
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// RUN: %target-swift-frontend -emit-silgen -I %t %s \
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// RUN: -enable-experimental-feature SuppressedAssociatedTypes \
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// RUN: -enable-experimental-feature NonescapableTypes \
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// RUN: -o %t/final.silgen
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// RUN: %FileCheck %s --check-prefix=CHECK-SILGEN < %t/final.silgen
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import NoncopyableGenerics_Misc
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// CHECK-MISC: public struct _Toys {
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// CHECK-MISC: public struct rdar118697289_S1<Element> {
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// CHECK-MISC: public struct rdar118697289_S2<Element> {
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// CHECK-MISC: public static func allCopyable1<T>(_ a: T, _ b: T) -> T
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// CHECK-MISC: public static func allCopyable2<T>(_ s: T) where T : NoncopyableGenerics_Misc._NoCopyP
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public static func oneCopyable1<T, V>(_ s: T, _ v: borrowing V) where T : {{.*}}._NoCopyP, V : ~Copyable
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public static func oneCopyable2<T, V>(_ s: borrowing T, _ v: V) where T : {{.*}}._NoCopyP, T : ~Copyable
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public static func oneCopyable3<T, V>(_ s: borrowing T, _ v: V) where T : {{.*}}._NoCopyP, T : ~Copyable
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// CHECK-MISC: public static func basic_some(_ s: some _NoCopyP)
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public static func basic_some_nc(_ s: borrowing some _NoCopyP & ~Copyable)
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public static func oneEscapable<T, V>(_ s: T, _ v: V) where T : NoncopyableGenerics_Misc._NoEscapableP, T : ~Escapable
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// CHECK-MISC: public static func canEscapeButConforms<T>(_ t: T) where T : {{.*}}._NoEscapableP
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public static func opaqueNonEscapable(_ s: some _NoEscapableP & ~Escapable)
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// CHECK-MISC: public static func opaqueEscapable(_ s: some _NoEscapableP)
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public struct ExplicitHello<T> : ~Swift.Copyable where T : ~Copyable {
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension {{.*}}.ExplicitHello : Swift.Copyable where T : Swift.Copyable {
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public struct Hello<T> : ~Swift.Copyable, ~Swift.Escapable where T : ~Copyable, T : ~Escapable {
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension NoncopyableGenerics_Misc.Hello : Swift.Escapable where T : Swift.Escapable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension NoncopyableGenerics_Misc.Hello : Swift.Copyable where T : Swift.Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public protocol TestAssocTypes {
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// CHECK-MISC-NEXT: associatedtype A : {{.*}}._NoCopyP, ~Copyable
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// CHECK-MISC: public typealias SomeAlias<G> = {{.*}}.Hello<G>
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public typealias AliasWithInverse<G> = {{.*}}.Hello<G> where G : ~Copyable, G : ~Escapable
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public struct RudePointer<T> : Swift.Copyable where T : ~Copyable {
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// CHECK-MISC: noInversesSTART
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// CHECK-MISC-NOT: ~
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// CHECK-MISC: noInversesEND
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// CHECK-MISC: public func checkAnyInv1<Result>(_ t: borrowing Result) where Result : ~Copyable
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// CHECK-MISC: public func checkAnyInv2<Result>(_ t: borrowing Result) where Result : ~Copyable, Result : ~Escapable
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// CHECK-MISC: public func checkAnyObject<Result>(_ t: Result) where Result : AnyObject
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public struct Outer<A> : ~Swift.Copyable where A : ~Copyable {
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// CHECK-MISC-NEXT: public func innerFn<B>(_ b: borrowing B) where B : ~Copyable
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// CHECK-MISC: public struct InnerStruct<C> : ~Swift.Copyable where C : ~Copyable {
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// CHECK-MISC-NEXT: public func g<D>(_ d: borrowing D) where D : ~Copyable
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// CHECK-MISC: public struct InnerVariation1<D> : ~Swift.Copyable, ~Swift.Escapable where D : ~Copyable
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// CHECK-MISC: public struct InnerVariation2<D> : ~Swift.Copyable, ~Swift.Escapable where D : ~Escapable
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension {{.*}}.Outer : Swift.Copyable where A : Swift.Copyable {
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension {{.*}}.Outer.InnerStruct : Swift.Copyable where A : Swift.Copyable, C : Swift.Copyable {
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension {{.*}}.Outer.InnerVariation1 : Swift.Copyable where A : Swift.Copyable, D : Swift.Copyable {
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension {{.*}}.Outer.InnerVariation2 : Swift.Escapable where D : Swift.Escapable {
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: extension {{.*}}.Outer.InnerStruct {
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// CHECK-MISC-NEXT: public func hello<T>(_ t: T) where T : ~Escapable
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: @_preInverseGenerics public func old_swap<T>(_ a: inout T, _ b: inout T) where T : ~Copyable
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NOT: @_preInverseGenerics
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// CHECK-MISC-NEXT: public func old_swap<T>(_ a: inout T, _ b: inout T)
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// CHECK-MISC: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: @_preInverseGenerics public func borrowsNoncopyable<T>(_ t: borrowing T) where T : ~Copyable
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NOT: @_preInverseGenerics
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// CHECK-MISC-NEXT: public func borrowsNoncopyable<T>(_ t: T)
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public func suppressesNoncopyableGenerics<T>(_ t: borrowing T) where T : ~Copyable
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public struct LoudlyNC<T> where T : ~Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC-NEXT: public func _indexHumongousDonuts<TTT, T>(_ aggregate: Swift.UnsafePointer<TTT>, _ index: Swift.Int) -> T
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// CHECK-MISC-NEXT: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public func referToLoud(_ t: {{.*}}.LoudlyNC<Swift.String>)
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NEXT: public func referToLoud(_ t: {{.*}}.LoudlyNC<Swift.String>)
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC-NEXT: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public func referToLoudProperGuarding(_ t: {{.*}}.LoudlyNC<Swift.String>)
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC-NEXT: public struct NoCopyPls : ~Swift.Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: public func substCopyable(_ t: Swift.String?)
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// CHECK-MISC-NEXT: public func substGenericCopyable<T>(_ t: T?)
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// NOTE: we really shouldn't be emitting the else branch for the two funcs
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// below, since the suppressed version isn't valid. We don't have a good way of
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// fixing that right now, either.
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// CHECK-MISC-NEXT: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public func substNC(_ t: borrowing {{.*}}.NoCopyPls?)
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NEXT: public func substNC(_ t: borrowing {{.*}}.NoCopyPls?)
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC-NEXT: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public func substGenericNC<T>(_ t: borrowing T?) where T : ~Copyable
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NEXT: public func substGenericNC<T>(_ t: borrowing T?)
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public protocol Publik : ~Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NEXT: public protocol Publik {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC-NEXT: public struct Concrete : ~Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-MISC-NEXT: public struct Generic<T> : ~Copyable where T : {{.*}}.Publik, T : ~Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: #else
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// CHECK-MISC-NEXT: public struct Generic<T> where T : {{.*}}.Publik {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: #endif
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// CHECK-MISC-NEXT: public struct VeryNested : ~Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: public struct Twice : ~Copyable, ~Copyable {
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// CHECK-MISC-NEXT: }
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// CHECK-MISC-NEXT: public struct RegularTwice : ~Swift.Copyable, ~Swift.Copyable {
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// CHECK-MISC-NEXT: }
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// NOTE: below are extensions emitted at the end of NoncopyableGenerics_Misc.swift
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// CHECK-MISC: extension {{.*}}.VeryNested : {{.*}}.Publik {}
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import Swiftskell
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public protocol Show : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public func print(_ s: borrowing some Show & ~Copyable)
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public protocol Eq : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: extension Swiftskell.Eq where Self : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public enum Either<Success, Failure> : ~Swift.Copyable where Failure : Swift.Error, Success : ~Copyable {
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// CHECK: #endif
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/// This one is position dependent so we can ensure the associated type was printed correctly.
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// CHECK: public protocol Generator : ~Copyable {
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// CHECK-NEXT: associatedtype Element : ~Copyable
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public enum Pair<L, R> : ~Swift.Copyable where L : ~Copyable, R : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: extension Swiftskell.Pair : Swift.Copyable where L : Swift.Copyable, R : Swift.Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public enum Maybe<Wrapped> : ~Swift.Copyable where Wrapped : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: extension Swiftskell.Maybe : Swift.Copyable where Wrapped : Swift.Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: extension Swiftskell.Maybe : Swiftskell.Show where Wrapped : Swiftskell.Show, Wrapped : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: extension Swiftskell.Maybe : Swiftskell.Eq where Wrapped : Swiftskell.Eq, Wrapped : ~Copyable {
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// CHECK: #endif
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// CHECK: #if compiler(>=5.3) && $NoncopyableGenerics
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// CHECK-NEXT: public func isJust<A>(_ m: borrowing Swiftskell.Maybe<A>) -> Swift.Bool where A : ~Copyable
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// CHECK: #endif
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struct FileDescriptor: ~Copyable, Eq, Show {
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let id: Int
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func show() -> String {
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return "FileDescriptor(id:\(id))"
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}
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static func ==(_ a: borrowing Self, _ b: borrowing Self) -> Bool {
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return a.id == b.id
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}
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mutating func exchangeWith(_ other: inout Self) {
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// CHECK-SILGEN: function_ref @$s24NoncopyableGenerics_Misc8old_swapyyxz_xztlF
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old_swap(&self, &other)
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}
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}
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