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error[E0277]: the trait bound `S: std::marker::Copy` is not satisfied in `(S, T)`
--> $DIR/issue-55872-1.rs:12:5
|
LL | type E = impl Copy;
| ^^^^^^^^^^^^^^^^^^^ within `(S, T)`, the trait `std::marker::Copy` is not implemented for `S`
|
= note: required because it appears within the type `(S, T)`
= note: the return type of a function must have a statically known size
help: consider further restricting this bound
|
LL | impl<S: Default + std::marker::Copy> Bar for S {
| ^^^^^^^^^^^^^^^^^^^
error[E0277]: the trait bound `T: std::marker::Copy` is not satisfied in `(S, T)`
--> $DIR/issue-55872-1.rs:12:5
|
LL | type E = impl Copy;
| ^^^^^^^^^^^^^^^^^^^ within `(S, T)`, the trait `std::marker::Copy` is not implemented for `T`
|
= note: required because it appears within the type `(S, T)`
= note: the return type of a function must have a statically known size
help: consider further restricting this bound
|
LL | fn foo<T: Default + std::marker::Copy>() -> Self::E {
| ^^^^^^^^^^^^^^^^^^^
error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
--> $DIR/issue-55872-1.rs:16:37
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LL | fn foo<T: Default>() -> Self::E {
| _____________________________________^
LL | |
LL | | (S::default(), T::default())
LL | | }
| |_____^
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0277`.
|
