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9071d1e0a7
There's about to be a second version that I'd like to test in parallel with the old version.
57 lines
2.7 KiB
Swift
57 lines
2.7 KiB
Swift
// RUN: %target-typecheck-verify-swift
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protocol NoCopyReq: ~Copyable {}
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protocol P {
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func f() where Self: ~Copyable // expected-error {{cannot suppress '~Copyable' on generic parameter 'Self' defined in outer scope}}
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// expected-error@-1 {{'Self' required to be 'Copyable' but is marked with '~Copyable'}}
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func g<T>(_: T) where Self: ~Copyable // expected-error {{cannot suppress '~Copyable' on generic parameter 'Self' defined in outer scope}}
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// expected-error@-1 {{'Self' required to be 'Copyable' but is marked with '~Copyable'}}
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}
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protocol U {}
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extension U where Self: ~Copyable {}
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// expected-error@-1 {{'Self' required to be 'Copyable' but is marked with '~Copyable'}}
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extension P where Self: ~Copyable { // expected-error {{'Self' required to be 'Copyable' but is marked with '~Copyable'}}
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func g() where Self: ~Copyable, // expected-error {{cannot suppress '~Copyable' on generic parameter 'Self' defined in outer scope}}
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// expected-error@-1 {{'Self' required to be 'Copyable' but is marked with '~Copyable'}}
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Self: ~Escapable {} // expected-error {{cannot suppress '~Escapable' on generic parameter 'Self' defined in outer scope}}
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// expected-error@-1 {{'Self' required to be 'Escapable' but is marked with '~Escapable'}}
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typealias Me = Self where Self: ~Copyable // expected-error {{cannot suppress '~Copyable' on generic parameter 'Self' defined in outer scope}}
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// expected-error@-1 {{'Self' required to be 'Copyable' but is marked with '~Copyable'}}
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typealias MeAndU = Self where Self: U
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}
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struct S<T> {
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// expected-note@+2 3{{add}}
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// expected-error@+1 {{parameter of noncopyable type 'U' must specify ownership}}
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func fn<U>(_ u: U)
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where T: ~Copyable, // expected-error {{cannot suppress '~Copyable' on generic parameter 'T' defined in outer scope}}
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// expected-error@-1 {{'T' required to be 'Copyable' but is marked with '~Copyable'}}
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U: ~Copyable
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{}
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func onlyCopyable() where T: Copyable {}
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func fn<U>(_ u: U)
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where T: ~Escapable, // expected-error {{cannot suppress '~Escapable' on generic parameter 'T' defined in outer scope}}
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// expected-error@-1 {{'T' required to be 'Escapable' but is marked with '~Escapable'}}
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U: ~Escapable
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{}
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}
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extension S where T: NoCopyReq & ~Copyable {}
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// expected-error@-1 {{'T' required to be 'Copyable' but is marked with '~Copyable'}}
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struct ExtraInverse<T: ~Copyable> {
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func check() where T: ~Copyable {} // expected-error {{cannot suppress '~Copyable' on generic parameter 'T' defined in outer scope}}
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}
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