58 lines
2.1 KiB
Plaintext
58 lines
2.1 KiB
Plaintext
warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
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--> $DIR/issue-55872-1.rs:4:32
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LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))]
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| ^^^^^^^^^^^^^^^^^^^^^
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= note: `#[warn(incomplete_features)]` on by default
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= note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
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error[E0276]: impl has stricter requirements than trait
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--> $DIR/issue-55872-1.rs:18:5
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LL | fn foo<T>() -> Self::E;
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| ----------------------- definition of `foo` from trait
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...
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LL | fn foo<T: Default>() -> Self::E {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ impl has extra requirement `T: Default`
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error[E0277]: the trait bound `S: Copy` is not satisfied in `(S, T)`
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--> $DIR/issue-55872-1.rs:14:14
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LL | type E = impl Copy;
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| ^^^^^^^^^ within `(S, T)`, the trait `Copy` is not implemented for `S`
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= note: required because it appears within the type `(S, T)`
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help: consider further restricting this bound
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LL | impl<S: Default + Copy> Bar for S {
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| ^^^^^^
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error[E0277]: the trait bound `T: Copy` is not satisfied in `(S, T)`
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--> $DIR/issue-55872-1.rs:14:14
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LL | type E = impl Copy;
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| ^^^^^^^^^ within `(S, T)`, the trait `Copy` is not implemented for `T`
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= note: required because it appears within the type `(S, T)`
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help: consider further restricting this bound
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LL | fn foo<T: Default + Copy>() -> Self::E {
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| ^^^^^^
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error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
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--> $DIR/issue-55872-1.rs:18:37
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LL | fn foo<T: Default>() -> Self::E {
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| _____________________________________^
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LL | |
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LL | |
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LL | | (S::default(), T::default())
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LL | | }
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| |_____^
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error: aborting due to 4 previous errors; 1 warning emitted
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Some errors have detailed explanations: E0276, E0277.
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For more information about an error, try `rustc --explain E0276`.
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