error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:9:15
   |
LL |     let _ = x(&&a); // warn
   |               ^^^ help: change this to: `&a`
   |
   = note: `-D clippy::needless-borrow` implied by `-D warnings`

error: this expression borrows a reference (`&mut i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:13:13
   |
LL |     mut_ref(&mut &mut b); // warn
   |             ^^^^^^^^^^^ help: change this to: `&mut b`

error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:25:13
   |
LL |             &&a
   |             ^^^ help: change this to: `&a`

error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:27:15
   |
LL |         46 => &&a,
   |               ^^^ help: change this to: `&a`

error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:33:27
   |
LL |                     break &ref_a;
   |                           ^^^^^^ help: change this to: `ref_a`

error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:40:15
   |
LL |     let _ = x(&&&a);
   |               ^^^^ help: change this to: `&a`

error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:41:15
   |
LL |     let _ = x(&mut &&a);
   |               ^^^^^^^^ help: change this to: `&a`

error: this expression borrows a reference (`&mut i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:42:15
   |
LL |     let _ = x(&&&mut b);
   |               ^^^^^^^^ help: change this to: `&mut b`

error: this expression borrows a reference (`&i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:43:15
   |
LL |     let _ = x(&&ref_a);
   |               ^^^^^^^ help: change this to: `ref_a`

error: this expression borrows a reference (`&mut i32`) that is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:46:11
   |
LL |         x(&b);
   |           ^^ help: change this to: `b`

error: aborting due to 10 previous errors