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Iceman
@swift-6.0.3 -swift-version 6 protocol P { func f(_: @escaping @Sendable () -> ()) } struct S: P { func f(_: @escaping @MainActor () -> ()) {} } (edited)
swift60 BOT 12/22/2024 4:06 AM
exit status: 1 with <stdin>:4:8: error: type 'S' does not conform to protocol 'P' 1 | protocol P { 2 | func f(_: @escaping @Sendable () -> ()) | `- note: protocol requires function 'f' with type '(@escaping @Sendable () -> ()) -> ()'; add a stub for conformance 3 | } 4 | struct S: P { | `- error: type 'S' does not conform to protocol 'P' 5 | func f(_: @escaping @MainActor () -> ()) {} | `- note: candidate has non-matching type '(@escaping @MainActor @Sendable () -> ()) -> ()' 6 | } 7 | (edited)