rust-clippy/tests/ui/unnecessary_clone.stderr

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error: using `.clone()` on a ref-counted pointer
--> tests/ui/unnecessary_clone.rs:23:5
|
LL | rc.clone();
| ^^^^^^^^^^ help: try: `Rc::<bool>::clone(&rc)`
|
= note: `-D clippy::clone-on-ref-ptr` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::clone_on_ref_ptr)]`
error: using `.clone()` on a ref-counted pointer
--> tests/ui/unnecessary_clone.rs:28:5
|
LL | arc.clone();
| ^^^^^^^^^^^ help: try: `Arc::<bool>::clone(&arc)`
error: using `.clone()` on a ref-counted pointer
--> tests/ui/unnecessary_clone.rs:32:5
|
LL | rcweak.clone();
| ^^^^^^^^^^^^^^ help: try: `Weak::<bool>::clone(&rcweak)`
error: using `.clone()` on a ref-counted pointer
--> tests/ui/unnecessary_clone.rs:36:5
|
LL | arc_weak.clone();
| ^^^^^^^^^^^^^^^^ help: try: `Weak::<bool>::clone(&arc_weak)`
error: using `.clone()` on a ref-counted pointer
--> tests/ui/unnecessary_clone.rs:41:33
|
LL | let _: Arc<dyn SomeTrait> = x.clone();
| ^^^^^^^^^ help: try: `Arc::<SomeImpl>::clone(&x)`
error: using `clone` on type `T` which implements the `Copy` trait
--> tests/ui/unnecessary_clone.rs:46:5
|
LL | t.clone();
| ^^^^^^^^^ help: try removing the `clone` call: `t`
|
= note: `-D clippy::clone-on-copy` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::clone_on_copy)]`
error: using `clone` on type `Option<T>` which implements the `Copy` trait
--> tests/ui/unnecessary_clone.rs:50:5
|
LL | Some(t).clone();
| ^^^^^^^^^^^^^^^ help: try removing the `clone` call: `Some(t)`
error: using `clone` on type `E` which implements the `Copy` trait
--> tests/ui/unnecessary_clone.rs:85:20
|
LL | let _: E = a.clone();
| ^^^^^^^^^ help: try dereferencing it: `*****a`
error: using `.clone()` on a ref-counted pointer
--> tests/ui/unnecessary_clone.rs:105:14
|
LL | Some(try_opt!(Some(rc)).clone())
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `Rc::<u8>::clone(&try_opt!(Some(rc)))`
error: aborting due to 9 previous errors