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22 lines
710 B
Rust
22 lines
710 B
Rust
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//@ edition: 2021
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fn polarity() -> impl Sized + ?use<> {}
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//~^ ERROR expected identifier, found keyword `use`
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//~| ERROR cannot find trait `r#use` in this scope
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fn asyncness() -> impl Sized + async use<> {}
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//~^ ERROR expected identifier, found keyword `use`
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//~| ERROR cannot find trait `r#use` in this scope
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//~| ERROR async closures are unstable
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fn constness() -> impl Sized + const use<> {}
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//~^ ERROR expected identifier, found keyword `use`
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//~| ERROR cannot find trait `r#use` in this scope
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//~| ERROR const trait impls are experimental
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fn binder() -> impl Sized + for<'a> use<> {}
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//~^ ERROR expected identifier, found keyword `use`
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//~| ERROR cannot find trait `r#use` in this scope
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fn main() {}
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