error: `x` is shadowed by itself in `x`
  --> $DIR/shadow.rs:5:9
   |
LL |     let x = x;
   |         ^
   |
   = note: `-D clippy::shadow-same` implied by `-D warnings`
note: previous binding is here
  --> $DIR/shadow.rs:4:9
   |
LL |     let x = 1;
   |         ^

error: `mut x` is shadowed by itself in `&x`
  --> $DIR/shadow.rs:6:13
   |
LL |     let mut x = &x;
   |             ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:5:9
   |
LL |     let x = x;
   |         ^

error: `x` is shadowed by itself in `&mut x`
  --> $DIR/shadow.rs:7:9
   |
LL |     let x = &mut x;
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:6:9
   |
LL |     let mut x = &x;
   |         ^^^^^

error: `x` is shadowed by itself in `*x`
  --> $DIR/shadow.rs:8:9
   |
LL |     let x = *x;
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:7:9
   |
LL |     let x = &mut x;
   |         ^

error: `x` is shadowed
  --> $DIR/shadow.rs:13:9
   |
LL |     let x = x.0;
   |         ^
   |
   = note: `-D clippy::shadow-reuse` implied by `-D warnings`
note: previous binding is here
  --> $DIR/shadow.rs:12:9
   |
LL |     let x = ([[0]], ());
   |         ^

error: `x` is shadowed
  --> $DIR/shadow.rs:14:9
   |
LL |     let x = x[0];
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:13:9
   |
LL |     let x = x.0;
   |         ^

error: `x` is shadowed
  --> $DIR/shadow.rs:15:10
   |
LL |     let [x] = x;
   |          ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:14:9
   |
LL |     let x = x[0];
   |         ^

error: `x` is shadowed
  --> $DIR/shadow.rs:16:9
   |
LL |     let x = Some(x);
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:15:10
   |
LL |     let [x] = x;
   |          ^

error: `x` is shadowed
  --> $DIR/shadow.rs:17:9
   |
LL |     let x = foo(x);
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:16:9
   |
LL |     let x = Some(x);
   |         ^

error: `x` is shadowed
  --> $DIR/shadow.rs:18:9
   |
LL |     let x = || x;
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:17:9
   |
LL |     let x = foo(x);
   |         ^

error: `x` is shadowed
  --> $DIR/shadow.rs:19:9
   |
LL |     let x = Some(1).map(|_| x)?;
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:18:9
   |
LL |     let x = || x;
   |         ^

error: `y` is shadowed
  --> $DIR/shadow.rs:21:9
   |
LL |     let y = match y {
   |         ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:20:9
   |
LL |     let y = 1;
   |         ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:30:9
   |
LL |     let x = 2;
   |         ^
   |
   = note: `-D clippy::shadow-unrelated` implied by `-D warnings`
note: previous binding is here
  --> $DIR/shadow.rs:29:9
   |
LL |     let x = 1;
   |         ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:35:13
   |
LL |         let x = 1;
   |             ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:34:10
   |
LL |     fn f(x: u32) {
   |          ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:40:14
   |
LL |         Some(x) => {
   |              ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:37:9
   |
LL |     let x = 1;
   |         ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:41:17
   |
LL |             let x = 1;
   |                 ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:40:14
   |
LL |         Some(x) => {
   |              ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:45:17
   |
LL |     if let Some(x) = Some(1) {}
   |                 ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:37:9
   |
LL |     let x = 1;
   |         ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:46:20
   |
LL |     while let Some(x) = Some(1) {}
   |                    ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:37:9
   |
LL |     let x = 1;
   |         ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:47:15
   |
LL |     let _ = |[x]: [u32; 1]| {
   |               ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:37:9
   |
LL |     let x = 1;
   |         ^

error: `x` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:48:13
   |
LL |         let x = 1;
   |             ^
   |
note: previous binding is here
  --> $DIR/shadow.rs:47:15
   |
LL |     let _ = |[x]: [u32; 1]| {
   |               ^

error: `_b` shadows a previous, unrelated binding
  --> $DIR/shadow.rs:85:9
   |
LL |     let _b = _a;
   |         ^^
   |
note: previous binding is here
  --> $DIR/shadow.rs:84:28
   |
LL | pub async fn foo2(_a: i32, _b: i64) {
   |                            ^^

error: aborting due to 21 previous errors