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26 lines
573 B
Swift
26 lines
573 B
Swift
// RUN: %target-typecheck-verify-swift
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// https://github.com/apple/swift/issues/53125
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typealias T1 = Int
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typealias T2 = Float
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typealias T3 = Bool
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protocol P {
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associatedtype R
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static var foo: (T1, (R) -> T2) { get }
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}
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extension P {
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static func bind() -> (T1, (R) -> T3) {
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return (1, { _ in true })
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}
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}
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struct S: P {
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typealias R = T3
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static let foo: (T1, (R) -> T2) = bind()
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// expected-error@-1 {{cannot convert value of type '(T1, (S.R) -> T3)' (aka '(Int, (Bool) -> Bool)') to specified type '(T1, (S.R) -> T2)' (aka '(Int, (Bool) -> Float)')}}
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}
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