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// RUN: %target-swift-frontend -strict-concurrency=targeted -emit-sil -o /dev/null %s -verify
// RUN: %target-swift-frontend -strict-concurrency=complete -verify-additional-prefix complete-and-tns- -verify-additional-prefix complete- -emit-sil -o /dev/null %s -verify
// RUN: %target-swift-frontend -strict-concurrency=complete -verify-additional-prefix complete-and-tns- -emit-sil -o /dev/null %s -verify -enable-upcoming-feature RegionBasedIsolation
// REQUIRES: concurrency
// REQUIRES: OS=macosx
// REQUIRES: asserts
@preconcurrency func send(_: Sendable) { }
func sendOpt(_: Sendable?) { }
enum E {
case something(Sendable)
}
@available(SwiftStdlib 5.1, *)
func testE(a: Any, aOpt: Any?) async {
send(a) // expected-warning{{type 'Any' does not conform to the 'Sendable' protocol}}
sendOpt(a) // expected-warning{{type 'Any' does not conform to the 'Sendable' protocol}}
sendOpt(aOpt) // expected-warning{{type 'Any' does not conform to the 'Sendable' protocol}}
let _: E = .something(a) // expected-warning{{type 'Any' does not conform to the 'Sendable' protocol}}
_ = E.something(a) // expected-warning{{type 'Any' does not conform to the 'Sendable' protocol}}
var sendable: Sendable
sendable = a // expected-warning{{type 'Any' does not conform to the 'Sendable' protocol}}
var arrayOfSendable: [Sendable]
arrayOfSendable = [a, a] // expected-warning 2{{type 'Any' does not conform to the 'Sendable' protocol}}
func localFunc() { }
sendable = localFunc // expected-warning{{type '() -> ()' does not conform to the 'Sendable' protocol}}
// expected-note@-1{{a function type must be marked '@Sendable' to conform to 'Sendable'}}
_ = sendable
_ = arrayOfSendable
}
func testESilently(a: Any, aOpt: Any?) {
send(a) // expected-complete-and-tns-warning {{'Any' does not conform to the 'Sendable' protocol}}
sendOpt(a) // expected-complete-and-tns-warning {{'Any' does not conform to the 'Sendable' protocol}}
sendOpt(aOpt) // expected-complete-and-tns-warning {{'Any' does not conform to the 'Sendable' protocol}}
let _: E = .something(a) // expected-complete-and-tns-warning {{'Any' does not conform to the 'Sendable' protocol}}
_ = E.something(a) // expected-complete-and-tns-warning {{'Any' does not conform to the 'Sendable' protocol}}
var sendable: Sendable
sendable = a // expected-complete-and-tns-warning {{'Any' does not conform to the 'Sendable' protocol}}
var arrayOfSendable: [Sendable]
arrayOfSendable = [a, a] // expected-complete-and-tns-warning 2{{'Any' does not conform to the 'Sendable' protocol}}
func localFunc() { }
sendable = localFunc // expected-complete-and-tns-warning {{'() -> ()' does not conform to the 'Sendable' protocol}}
// expected-complete-and-tns-note @-1 {{a function type must be marked '@Sendable' to conform to 'Sendable'}}
_ = sendable
_ = arrayOfSendable
}
func testErasure() {
class A {}
class B : A {}
func produce() -> any B & Sendable {
fatalError()
}
let _: any A & Sendable = produce() // no warning
}
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