417_72ki

@swift-main -strict-concurrency=complete

struct S: Sendable { init() {} func foo() {} } class Runner { var a: S = S() func main() async throws { Task.detached { // (1) a.foo() } // (2) a = S() a.foo() } } try await Runner().main()

exit status: 1 with

<stdin>:13:13: error: reference to property 'a' in closure requires explicit use of 'self' to make capture semantics explicit 9 | 10 | func main() async throws { 11 | Task.detached { | `- note: capture 'self' explicitly to enable implicit 'self' in this closure 12 | // (1) 13 | a.foo() | |- error: reference to property 'a' in closure requires explicit use of 'self' to make capture semantics explicit | `- note: reference 'self.' explicitly 14 | } 15 |