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39f4e38027
Stored `let` properties of a struct, class, or actor permit 'inout' modification within the constructor body after they have been initialized. Tentatively remove this rule, only allowing such `let` properties to be initialized (assigned to) and not treated as `inout`. Fixes rdar://127258363.
32 lines
932 B
Swift
32 lines
932 B
Swift
// RUN: %target-swift-frontend -disable-availability-checking %s -emit-sil -o /dev/null -verify
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// RUN: %target-swift-frontend -disable-availability-checking %s -emit-sil -o /dev/null -verify -strict-concurrency=targeted
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// RUN: %target-swift-frontend -disable-availability-checking %s -emit-sil -o /dev/null -verify -strict-concurrency=complete
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// RUN: %target-swift-frontend -disable-availability-checking %s -emit-sil -o /dev/null -verify -strict-concurrency=complete -enable-upcoming-feature RegionBasedIsolation
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// REQUIRES: concurrency
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// REQUIRES: asserts
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protocol Iterator {
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associatedtype Failure: Error
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mutating func next() async throws -> Int?
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}
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extension Iterator {
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mutating func next() async throws(Failure) -> Int? {
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nil
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}
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}
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actor C: Iterator {
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typealias Failure = any Error
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func next() throws -> Int? { nil }
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}
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actor A {
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let c = C()
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init() async {
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_ = try! await self.c.next()
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}
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}
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