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19 lines
791 B
Swift
19 lines
791 B
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -emit-module -emit-module-path %t/ImplementationOnlyDefs.swiftmodule -module-name ImplementationOnlyDefs %S/Inputs/ImplementationOnlyDefs.swift \
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// RUN: -enable-library-evolution -swift-version 5
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// RUN: %target-typecheck-verify-swift -disable-availability-checking -I %t \
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// RUN: -enable-library-evolution -swift-version 5
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// REQUIRES: concurrency
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@_implementationOnly import ImplementationOnlyDefs
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class D: C {
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@_implementationOnly
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override func f(_: @escaping () -> Void) { }
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@_implementationOnly
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override func g(_: @escaping () -> Void) -> BSub { BSub() }
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// expected-error@-1{{'@_implementationOnly' override must have the same type as the declaration it overrides ('(@escaping () -> Void) -> BSuper')}}
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}
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