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