| error[E0277]: the trait bound `T: Copy` is not satisfied |
| --> $DIR/wf-trait-superbound.rs:9:21 |
| | |
| LL | trait SomeTrait<T>: ExtraCopy<T> { |
| | ^^^^^^^^^^^^ the trait `Copy` is not implemented for `T` |
| | |
| note: required by a bound in `ExtraCopy` |
| --> $DIR/wf-trait-superbound.rs:7:19 |
| | |
| LL | trait ExtraCopy<T:Copy> { } |
| | ^^^^ required by this bound in `ExtraCopy` |
| help: consider restricting type parameter `T` |
| | |
| LL | trait SomeTrait<T: std::marker::Copy>: ExtraCopy<T> { |
| | +++++++++++++++++++ |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |