34 lines
1.4 KiB
Text
34 lines
1.4 KiB
Text
warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
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--> $DIR/specialization-overlap-negative.rs:2:12
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LL | #![feature(specialization)]
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| ^^^^^^^^^^^^^^
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= note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
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= help: consider using `min_specialization` instead, which is more stable and complete
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= note: `#[warn(incomplete_features)]` on by default
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error[E0751]: found both positive and negative implementation of trait `Send` for type `TestType<_>`:
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--> $DIR/specialization-overlap-negative.rs:9:1
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LL | unsafe impl<T: Clone> Send for TestType<T> {}
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| ------------------------------------------ positive implementation here
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LL | impl<T: MyTrait> !Send for TestType<T> {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ negative implementation here
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error[E0367]: `!Send` impl requires `T: MyTrait` but the struct it is implemented for does not
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--> $DIR/specialization-overlap-negative.rs:9:9
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LL | impl<T: MyTrait> !Send for TestType<T> {}
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| ^^^^^^^
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note: the implementor must specify the same requirement
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--> $DIR/specialization-overlap-negative.rs:6:1
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LL | struct TestType<T>(::std::marker::PhantomData<T>);
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| ^^^^^^^^^^^^^^^^^^
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error: aborting due to 2 previous errors; 1 warning emitted
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Some errors have detailed explanations: E0367, E0751.
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For more information about an error, try `rustc --explain E0367`.
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