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24 lines
957 B
Swift
24 lines
957 B
Swift
// RUN: %target-swift-frontend -enable-experimental-move-only -verify %s -emit-sil
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func useValue<T>(_ x: T) {}
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func consumeValue<T>(_ x: __owned T) {}
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struct GenericAggregate<T> {
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var value: T
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}
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func test1<T>(_ x: T) {
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@_noImplicitCopy let x2 = x // expected-error {{@_noImplicitCopy can not be used on a generic or existential typed binding or a nominal type containing such typed things}}
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// These fail b/c we use an unchecked_addr_cast to convert addresses from
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// @moveOnly to non-@moveOnly. We should change moveonly_to_copyable to
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// handle addresses as well.
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//
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// An earlier change, I believe made it so that SILGen did not emit these
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// unchecked_addr_cast.
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consumeValue(x2) // expected-error {{'x2' is borrowed and cannot be consumed}}
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// expected-note @-1 {{consumed here}}
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consumeValue(x2) // expected-error {{'x2' is borrowed and cannot be consumed}}
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// expected-note @-1 {{consumed here}}
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}
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