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error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
--> $DIR/needless_borrow.rs:14:15
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LL | let c = x(&&a);
| ^^^ help: change this to: `&a`
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= note: `-D clippy::needless-borrow` implied by `-D warnings`
error: this pattern creates a reference to a reference
--> $DIR/needless_borrow.rs:21:17
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LL | if let Some(ref cake) = Some(&5) {}
| ^^^^^^^^ help: change this to: `cake`
error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
--> $DIR/needless_borrow.rs:28:15
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LL | 46 => &&a,
| ^^^ help: change this to: `&a`
error: this pattern creates a reference to a reference
--> $DIR/needless_borrow.rs:51:31
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LL | let _ = v.iter().filter(|&ref a| a.is_empty());
| ^^^^^ help: change this to: `a`
error: aborting due to 4 previous errors
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