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31aa2f77e3
- replaces "move-only" terminology with "noncopyable" - replaces compiler jargon like "guaranteed parameters" and "lvalue" with corresponding language-level notions - simplifies diagnostics about closures. and probably more. rdar://109281444
31 lines
1.2 KiB
Swift
31 lines
1.2 KiB
Swift
// RUN: %target-typecheck-verify-swift
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protocol P: _Copyable {} // expected-error {{'_Copyable' is unavailable}}
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struct S: P {}
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typealias PleaseLetMeDoIt = _Copyable // expected-error {{'_Copyable' is unavailable}}
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typealias WhatIfIQualify = Swift._Copyable // expected-error {{'_Copyable' is unavailable}}
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class C: _Copyable {} // expected-error {{'_Copyable' is unavailable}}
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@_moveOnly struct MOStruct: _Copyable {}
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// expected-error@-1 {{noncopyable struct 'MOStruct' cannot conform to '_Copyable'}}
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// expected-error@-2 {{'_Copyable' is unavailable}}
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func whatever<T>(_ t: T) where T: _Copyable {} // expected-error {{'_Copyable' is unavailable}}
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func vatever<T: _Copyable>(_ t: T) {} // expected-error {{'_Copyable' is unavailable}}
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func buttever(_ t: any _Copyable) {} // expected-error {{'_Copyable' is unavailable}}
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func zuttever(_ t: some _Copyable) {} // expected-error 2{{'_Copyable' is unavailable}}
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enum RockNRoll<T: _Copyable> { // expected-error {{'_Copyable' is unavailable}}
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case isNoisePollution(_Copyable) // expected-error {{'_Copyable' is unavailable}}
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case isMusic(T)
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}
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enum namespace {
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typealias _Copyable = Int
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func _Copyable() -> _Copyable { return 0 }
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}
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