File: issue-53012.swift

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// RUN: %target-swift-frontend -typecheck %s

// https://github.com/apple/swift/issues/53012

protocol P1: class {
    associatedtype P1P1: P1
    associatedtype P1AnyP2: AnyP2<P1P1>
    
    var anyP2: P1AnyP2? { get set }
}

protocol P2 {
    associatedtype P2P1: P1
}

final class AnyP2<AP2P1: P1>: P2 {
    typealias P2P1 = AP2P1
}