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``` error[E0382]: use of moved value: `t` --> $DIR/use_of_moved_value_copy_suggestions.rs:7:9 | LL | fn duplicate_t<T>(t: T) -> (T, T) { | - move occurs because `t` has type `T`, which does not implement the `Copy` trait ... LL | (t, t) | - ^ value used here after move | | | value moved here | help: if `T` implemented `Clone`, you could clone the value --> $DIR/use_of_moved_value_copy_suggestions.rs:4:16 | LL | fn duplicate_t<T>(t: T) -> (T, T) { | ^ consider constraining this type parameter with `Clone` ... LL | (t, t) | - you could clone this value help: consider restricting type parameter `T` | LL | fn duplicate_t<T: Copy>(t: T) -> (T, T) { | ++++++ ``` The `help` is new. On ADTs, we also extend the output with span labels: ``` error[E0507]: cannot move out of static item `FOO` --> $DIR/issue-17718-static-move.rs:6:14 | LL | let _a = FOO; | ^^^ move occurs because `FOO` has type `Foo`, which does not implement the `Copy` trait | note: if `Foo` implemented `Clone`, you could clone the value --> $DIR/issue-17718-static-move.rs:1:1 | LL | struct Foo; | ^^^^^^^^^^ consider implementing `Clone` for this type ... LL | let _a = FOO; | --- you could clone this value help: consider borrowing here | LL | let _a = &FOO; | + ```
22 lines
659 B
Plaintext
22 lines
659 B
Plaintext
error[E0508]: cannot move out of type `[S; 1]`, a non-copy array
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--> $DIR/move-error-in-promoted-2.rs:6:7
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LL | &([S][0],);
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| ^^^^^^
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| cannot move out of here
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| move occurs because value has type `S`, which does not implement the `Copy` trait
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note: if `S` implemented `Clone`, you could clone the value
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--> $DIR/move-error-in-promoted-2.rs:3:1
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LL | struct S;
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| ^^^^^^^^ consider implementing `Clone` for this type
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...
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LL | &([S][0],);
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| ------ you could clone this value
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0508`.
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