rust/tests/ui/derives/deriving-with-repr-packed-move-errors.stderr
Esteban Küber 10c2fbec24 Suggest .clone() in some move errors
```
error[E0507]: cannot move out of `*x` which is behind a shared reference
  --> $DIR/borrowck-fn-in-const-a.rs:6:16
   |
LL |         return *x
   |                ^^ move occurs because `*x` has type `String`, which does not implement the `Copy` trait
   |
help: consider cloning the value if the performance cost is acceptable
   |
LL -         return *x
LL +         return x.clone()
   |
```
2024-04-11 16:41:41 +00:00

271 lines
13 KiB
Plaintext

error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| ----- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(Debug)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| --------- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(PartialEq)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| --------- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(PartialEq)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| ---------- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(PartialOrd)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `PartialOrd` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| ---------- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(PartialOrd)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `PartialOrd` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| --- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(Ord)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| --- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(Ord)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| ---- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(Hash)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `Hash` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:13:16
|
LL | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Default)]
| ----- in this derive macro expansion
LL | struct StructA(String);
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
= note: `#[derive(Clone)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
= note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider cloning the value if the performance cost is acceptable
|
LL | struct StructA(String.clone());
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:28:9
|
LL | self.0
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | self.0.clone()
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:38:20
|
LL | let x = &{ self.0 };
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | let x = &{ self.0.clone() };
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:45:12
|
LL | ({ self.0 }) == ({ other.0 })
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | ({ self.0.clone() }) == ({ other.0 })
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:45:28
|
LL | ({ self.0 }) == ({ other.0 })
| ^^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | ({ self.0 }) == ({ other.0.clone() })
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:53:36
|
LL | PartialOrd::partial_cmp(&{ self.0 }, &{ other.0 })
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | PartialOrd::partial_cmp(&{ self.0.clone() }, &{ other.0 })
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:53:49
|
LL | PartialOrd::partial_cmp(&{ self.0 }, &{ other.0 })
| ^^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | PartialOrd::partial_cmp(&{ self.0 }, &{ other.0.clone() })
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:68:20
|
LL | let x = &{ self.0 };
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | let x = &{ self.0.clone() };
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:75:12
|
LL | ({ self.0 }) == ({ other.0 })
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | ({ self.0.clone() }) == ({ other.0 })
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:75:28
|
LL | ({ self.0 }) == ({ other.0 })
| ^^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | ({ self.0 }) == ({ other.0.clone() })
| ++++++++
error[E0507]: cannot move out of `self` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:83:36
|
LL | PartialOrd::partial_cmp(&{ self.0 }, &{ other.0 })
| ^^^^^^ move occurs because `self.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | PartialOrd::partial_cmp(&{ self.0.clone() }, &{ other.0 })
| ++++++++
error[E0507]: cannot move out of `other` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:83:49
|
LL | PartialOrd::partial_cmp(&{ self.0 }, &{ other.0 })
| ^^^^^^^ move occurs because `other.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | PartialOrd::partial_cmp(&{ self.0 }, &{ other.0.clone() })
| ++++++++
error[E0507]: cannot move out of `arg` which is behind a shared reference
--> $DIR/deriving-with-repr-packed-move-errors.rs:92:5
|
LL | arg.0
| ^^^^^ move occurs because `arg.0` has type `String`, which does not implement the `Copy` trait
|
help: consider cloning the value if the performance cost is acceptable
|
LL | arg.0.clone()
| ++++++++
error: aborting due to 21 previous errors
For more information about this error, try `rustc --explain E0507`.