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Simplify the check; conforming to (Distributed)Actor is not right in any case

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This commit is contained in:
Konrad Malawski
2025-09-19 09:06:04 +09:00
parent d73b907d66
commit 1ea4e914e3
2 changed files with 9 additions and 15 deletions
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17
lib/Frontend/ModuleInterfaceSupport.cpp
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@@ -689,11 +689,9 @@ public:
return;
/// is this nominal specifically an 'actor' or 'distributed actor'?
bool actorClass = false;
bool distributedActorClass = false;
bool anyActorClass = false;
if (auto klass = dyn_cast<ClassDecl>(nominal)) {
actorClass = klass->isActor();
distributedActorClass = klass->isDistributedActor();
anyActorClass = klass->isAnyActor();
}
SmallPtrSet<ProtocolDecl *, 16> handledProtocols;
@@ -729,12 +727,11 @@ public:
// There is a special restriction on the Actor protocol in that
// it is only valid to conform to Actor on an 'actor' decl,
// not extensions of that 'actor'.
if (actorClass &&
inherited->isSpecificProtocol(KnownProtocolKind::Actor))
return TypeWalker::Action::SkipNode;
if (distributedActorClass &&
inherited->isSpecificProtocol(KnownProtocolKind::DistributedActor))
return TypeWalker::Action::SkipNode;
if (anyActorClass) {
if (inherited->isSpecificProtocol(KnownProtocolKind::Actor) ||
inherited->isSpecificProtocol(KnownProtocolKind::DistributedActor))
return TypeWalker::Action::SkipNode;
}
// Do not synthesize an extension to print a conformance to an
// invertible protocol, as their conformances are always re-inferred

7
test/ModuleInterface/distributed_no_redundant_conformance.swift
View File

@@ -2,10 +2,7 @@
// RUN: %target-swift-emit-module-interface(%t/TestResilient.swiftinterface) %s -module-name TestResilient
// RUN: %target-swift-typecheck-module-from-interface(%t/TestResilient.swiftinterface) -module-name TestResilient
// RUN: %FileCheck %s --dump-input=always < %t/TestResilient.swiftinterface
// RUN: %target-swift-frontend -compile-module-from-interface -swift-version 5 %t/TestResilient.swiftinterface -o %t/TestResilient.swiftmodule
// RUN: %target-swift-frontend -emit-module -o /dev/null -merge-modules -swift-version 5 -emit-module-interface-path - %t/TestResilient.swiftmodule -module-name TestResilient | %FileCheck %s
// RUN: %FileCheck %s < %t/TestResilient.swiftinterface
import Distributed
@@ -23,4 +20,4 @@ public distributed actor DistributedExample {
// CHECK: distributed public actor DistributedExample {
// CHECK-NOT: extension TestResilient.DistributedExample : Distributed.DistributedActor {}
// CHECK-NOT: extension TestResilient.DistributedExample : Distributed.DistributedActor {}