rust/tests/ui/needless_borrow.stderr
2017-09-16 11:27:46 +09:00

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error: this expression borrows a reference that is immediately dereferenced by the compiler
--> $DIR/needless_borrow.rs:13:15
|
13 | let c = x(&&a);
| ^^^ help: change this to: `&a`
|
= note: `-D needless-borrow` implied by `-D warnings`
error: this pattern creates a reference to a reference
--> $DIR/needless_borrow.rs:20:17
|
20 | if let Some(ref cake) = Some(&5) {}
| ^^^^^^^^ help: change this to: `cake`
error: this expression borrows a reference that is immediately dereferenced by the compiler
--> $DIR/needless_borrow.rs:27:15
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27 | 46 => &&a,
| ^^^ help: change this to: `&a`
error: this pattern takes a reference on something that is being de-referenced
--> $DIR/needless_borrow.rs:49:34
|
49 | let _ = v.iter_mut().filter(|&ref a| a.is_empty());
| ^^^^^^ help: try removing the `&ref` part and just keep: `a`
|
= note: `-D needless-borrowed-reference` implied by `-D warnings`
error: this pattern takes a reference on something that is being de-referenced
--> $DIR/needless_borrow.rs:50:30
|
50 | let _ = v.iter().filter(|&ref a| a.is_empty());
| ^^^^^^ help: try removing the `&ref` part and just keep: `a`
error: this pattern creates a reference to a reference
--> $DIR/needless_borrow.rs:50:31
|
50 | let _ = v.iter().filter(|&ref a| a.is_empty());
| ^^^^^ help: change this to: `a`
error: aborting due to 6 previous errors