15 lines
539 B
Plaintext
15 lines
539 B
Plaintext
error[E0119]: conflicting implementations of trait `Foo` for type `&_`
|
|
--> $DIR/feature-gate-with_negative_coherence.rs:5:1
|
|
|
|
|
LL | impl<T: std::ops::DerefMut> Foo for T { }
|
|
| ------------------------------------- first implementation here
|
|
LL |
|
|
LL | impl<T> Foo for &T { }
|
|
| ^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
|
|
|
|
|
= note: downstream crates may implement trait `std::ops::DerefMut` for type `&_`
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0119`.
|