1 error[E0277]: the trait bound `U: Copy` is not satisfied
2 --> $DIR/wf-inherent-impl-where-clause.rs:11:29
4 LL | impl<T,U> Foo<T,U> where T: ExtraCopy<U>
5 | ^^^^^^^^^^^^ the trait `Copy` is not implemented for `U`
7 note: required by a bound in `ExtraCopy`
8 --> $DIR/wf-inherent-impl-where-clause.rs:7:19
10 LL | trait ExtraCopy<T:Copy> { }
11 | ^^^^ required by this bound in `ExtraCopy`
12 help: consider further restricting type parameter `U`
14 LL | impl<T,U> Foo<T,U> where T: ExtraCopy<U>, U: std::marker::Copy
15 | ++++++++++++++++++++++
17 error: aborting due to previous error
19 For more information about this error, try `rustc --explain E0277`.