rust/tests/ui/higher-ranked/leak-check/candidate-from-env-universe...

60 lines
2.4 KiB
Plaintext

error[E0277]: the trait bound `for<'a> T: Trait<'a>` is not satisfied
--> $DIR/candidate-from-env-universe-err-project.rs:28:19
|
LL | trait_bound::<T>();
| ^ the trait `for<'a> Trait<'a>` is not implemented for `T`
|
note: required by a bound in `trait_bound`
--> $DIR/candidate-from-env-universe-err-project.rs:17:19
|
LL | fn trait_bound<T: for<'a> Trait<'a>>() {}
| ^^^^^^^^^^^^^^^^^ required by this bound in `trait_bound`
error[E0277]: the trait bound `for<'a> T: Trait<'a>` is not satisfied
--> $DIR/candidate-from-env-universe-err-project.rs:38:24
|
LL | projection_bound::<T>();
| ^ the trait `for<'a> Trait<'a>` is not implemented for `T`
|
note: required by a bound in `projection_bound`
--> $DIR/candidate-from-env-universe-err-project.rs:18:24
|
LL | fn projection_bound<T: for<'a> Trait<'a, Assoc = usize>>() {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `projection_bound`
error[E0271]: type mismatch resolving `<T as Trait<'a>>::Assoc == usize`
--> $DIR/candidate-from-env-universe-err-project.rs:38:24
|
LL | projection_bound::<T>();
| ^ type mismatch resolving `<T as Trait<'a>>::Assoc == usize`
|
note: types differ
--> $DIR/candidate-from-env-universe-err-project.rs:14:18
|
LL | type Assoc = usize;
| ^^^^^
note: required by a bound in `projection_bound`
--> $DIR/candidate-from-env-universe-err-project.rs:18:42
|
LL | fn projection_bound<T: for<'a> Trait<'a, Assoc = usize>>() {}
| ^^^^^^^^^^^^^ required by this bound in `projection_bound`
error: higher-ranked subtype error
--> $DIR/candidate-from-env-universe-err-project.rs:53:30
|
LL | let _higher_ranked_norm: for<'a> fn(<T as Trait<'a>>::Assoc) = |_| ();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: higher-ranked subtype error
--> $DIR/candidate-from-env-universe-err-project.rs:53:30
|
LL | let _higher_ranked_norm: for<'a> fn(<T as Trait<'a>>::Assoc) = |_| ();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
error: aborting due to 5 previous errors
Some errors have detailed explanations: E0271, E0277.
For more information about an error, try `rustc --explain E0271`.