error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:15:15
   |
LL |     let _ = x(&&a); // warn
   |               ^^^ help: change this to: `&a`
   |
   = note: `-D clippy::needless-borrow` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::needless_borrow)]`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:19:13
   |
LL |     mut_ref(&mut &mut b); // warn
   |             ^^^^^^^^^^^ help: change this to: `&mut b`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:31:13
   |
LL |             &&a
   |             ^^^ help: change this to: `&a`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:33:15
   |
LL |         46 => &&a,
   |               ^^^ help: change this to: `&a`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:39:27
   |
LL |                     break &ref_a;
   |                           ^^^^^^ help: change this to: `ref_a`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:46:15
   |
LL |     let _ = x(&&&a);
   |               ^^^^ help: change this to: `&a`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:47:15
   |
LL |     let _ = x(&mut &&a);
   |               ^^^^^^^^ help: change this to: `&a`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:48:15
   |
LL |     let _ = x(&&&mut b);
   |               ^^^^^^^^ help: change this to: `&mut b`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:49:15
   |
LL |     let _ = x(&&ref_a);
   |               ^^^^^^^ help: change this to: `ref_a`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:52:11
   |
LL |         x(&b);
   |           ^^ help: change this to: `b`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:59:13
   |
LL |     mut_ref(&mut x);
   |             ^^^^^^ help: change this to: `x`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:60:13
   |
LL |     mut_ref(&mut &mut x);
   |             ^^^^^^^^^^^ help: change this to: `x`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:61:23
   |
LL |     let y: &mut i32 = &mut x;
   |                       ^^^^^^ help: change this to: `x`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:62:23
   |
LL |     let y: &mut i32 = &mut &mut x;
   |                       ^^^^^^^^^^^ help: change this to: `x`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:71:14
   |
LL |         0 => &mut x,
   |              ^^^^^^ help: change this to: `x`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:77:14
   |
LL |         0 => &mut x,
   |              ^^^^^^ help: change this to: `x`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:89:13
   |
LL |     let _ = (&x).0;
   |             ^^^^ help: change this to: `x`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:91:22
   |
LL |     let _ = unsafe { (&*x).0 };
   |                      ^^^^^ help: change this to: `(*x)`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:101:5
   |
LL |     (&&()).foo();
   |     ^^^^^^ help: change this to: `(&())`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> $DIR/needless_borrow.rs:110:5
   |
LL |     (&&5).foo();
   |     ^^^^^ help: change this to: `(&5)`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:175:13
   |
LL |             (&self.f)()
   |             ^^^^^^^^^ help: change this to: `(self.f)`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:184:13
   |
LL |             (&mut self.f)()
   |             ^^^^^^^^^^^^^ help: change this to: `(self.f)`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:221:22
   |
LL |         let _ = &mut (&mut { x.u }).x;
   |                      ^^^^^^^^^^^^^^ help: change this to: `{ x.u }`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:228:22
   |
LL |         let _ = &mut (&mut { x.u }).x;
   |                      ^^^^^^^^^^^^^^ help: change this to: `{ x.u }`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:232:22
   |
LL |         let _ = &mut (&mut x.u).x;
   |                      ^^^^^^^^^^ help: change this to: `x.u`

error: this expression borrows a value the compiler would automatically borrow
  --> $DIR/needless_borrow.rs:233:22
   |
LL |         let _ = &mut (&mut { x.u }).x;
   |                      ^^^^^^^^^^^^^^ help: change this to: `{ x.u }`

error: aborting due to 26 previous errors