mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-11 08:05:12 +00:00
43 lines
1.5 KiB
Plaintext
43 lines
1.5 KiB
Plaintext
error[E0277]: the trait bound `U1: Copy` is not satisfied
|
|
--> $DIR/union-derive-clone.rs:3:10
|
|
|
|
|
LL | #[derive(Clone)]
|
|
| ^^^^^ the trait `Copy` is not implemented for `U1`
|
|
|
|
|
note: required by a bound in `AssertParamIsCopy`
|
|
--> $SRC_DIR/core/src/clone.rs:LL:COL
|
|
= note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
help: consider annotating `U1` with `#[derive(Copy)]`
|
|
|
|
|
LL + #[derive(Copy)]
|
|
LL | union U1 {
|
|
|
|
|
|
|
error[E0599]: the method `clone` exists for union `U5<CloneNoCopy>`, but its trait bounds were not satisfied
|
|
--> $DIR/union-derive-clone.rs:35:15
|
|
|
|
|
LL | union U5<T> {
|
|
| ----------- method `clone` not found for this union because it doesn't satisfy `U5<CloneNoCopy>: Clone`
|
|
...
|
|
LL | struct CloneNoCopy;
|
|
| ------------------ doesn't satisfy `CloneNoCopy: Copy`
|
|
...
|
|
LL | let w = u.clone();
|
|
| ^^^^^ method cannot be called on `U5<CloneNoCopy>` due to unsatisfied trait bounds
|
|
|
|
|
note: trait bound `CloneNoCopy: Copy` was not satisfied
|
|
--> $DIR/union-derive-clone.rs:25:10
|
|
|
|
|
LL | #[derive(Clone, Copy)]
|
|
| ^^^^^ unsatisfied trait bound introduced in this `derive` macro
|
|
help: consider annotating `CloneNoCopy` with `#[derive(Clone, Copy)]`
|
|
|
|
|
LL + #[derive(Clone, Copy)]
|
|
LL | struct CloneNoCopy;
|
|
|
|
|
|
|
error: aborting due to 2 previous errors
|
|
|
|
Some errors have detailed explanations: E0277, E0599.
|
|
For more information about an error, try `rustc --explain E0277`.
|