guard use of enqueueStealer when using actors-as-locks

kavon · kavon · commit c100fe01bc62 · 2023-03-08T14:55:36.000-08:00
skip escalation in this case.
diff --git a/stdlib/public/Concurrency/Actor.cpp b/stdlib/public/Concurrency/Actor.cpp
@@ -1905,7 +1905,9 @@ static void swift_task_enqueueImpl(Job *job, ExecutorRef executor) {
 static void
 swift_actor_escalate(DefaultActorImpl *actor, AsyncTask *task, JobPriority newPriority)
 {
+#if !SWIFT_CONCURRENCY_ACTORS_AS_LOCKS
   return actor->enqueueStealer(task, newPriority);
+#endif
 }
 
 SWIFT_CC(swift)

Original file line number	Diff line number	Diff line change
`@@ -1905,7 +1905,9 @@ static void swift_task_enqueueImpl(Job *job, ExecutorRef executor) {`
`1905`	`1905`	`static void`
`1906`	`1906`	`swift_actor_escalate(DefaultActorImpl actor, AsyncTask task, JobPriority newPriority)`
`1907`	`1907`	`{`
	`1908`	`+#if !SWIFT_CONCURRENCY_ACTORS_AS_LOCKS`
`1908`	`1909`	`return actor->enqueueStealer(task, newPriority);`
	`1910`	`+#endif`
`1909`	`1911`	`}`
`1910`	`1912`
`1911`	`1913`	`SWIFT_CC(swift)`