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21 lines
518 B
Rust
21 lines
518 B
Rust
// revisions: current next
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//[next] compile-flags: -Ztrait-solver=next
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#![feature(rustc_attrs)]
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#[rustc_deny_explicit_impl(implement_via_object = true)]
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trait YesObject {}
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#[rustc_deny_explicit_impl(implement_via_object = false)]
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trait NotObject {}
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fn test_yes_object<T: YesObject + ?Sized>() {}
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fn test_not_object<T: NotObject + ?Sized>() {}
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fn main() {
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test_yes_object::<dyn YesObject>();
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test_not_object::<dyn NotObject>();
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//~^ ERROR the trait bound `dyn NotObject: NotObject` is not satisfied
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}
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