error: redundant slicing of the whole range
  --> tests/ui/redundant_slicing.rs:8:13
   |
LL |     let _ = &slice[..]; // Redundant slice
   |             ^^^^^^^^^^ help: use the original value instead: `slice`
   |
   = note: `-D clippy::redundant-slicing` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::redundant_slicing)]`

error: redundant slicing of the whole range
  --> tests/ui/redundant_slicing.rs:12:13
   |
LL |     let _ = &(&*v)[..]; // Outer borrow is redundant
   |             ^^^^^^^^^^ help: use the original value instead: `(&*v)`

error: redundant slicing of the whole range
  --> tests/ui/redundant_slicing.rs:29:13
   |
LL |     let _ = &m!(slice)[..];
   |             ^^^^^^^^^^^^^^ help: use the original value instead: `slice`

error: aborting due to 3 previous errors