mirror of https://github.com/rust-lang/rust
32 lines
1.2 KiB
Plaintext
32 lines
1.2 KiB
Plaintext
warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
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--> $DIR/issue-87429-specialization.rs:3:12
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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[E0277]: can't compare `Foo` with `Foo`
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--> $DIR/issue-87429-specialization.rs:20:31
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LL | default type Member<'a> = Foo;
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| ^^^ no implementation for `Foo == Foo`
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= help: the trait `PartialEq` is not implemented for `Foo`
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note: required by a bound in `Family::Member`
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--> $DIR/issue-87429-specialization.rs:7:22
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LL | type Member<'a>: for<'b> PartialEq<Self::Member<'b>>;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Family::Member`
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help: consider annotating `Foo` with `#[derive(PartialEq)]`
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LL + #[derive(PartialEq)]
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LL | struct Foo;
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error: aborting due to 1 previous error; 1 warning emitted
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For more information about this error, try `rustc --explain E0277`.
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