error: `0 as *const _` detected. Consider using `ptr::null()`
  --> $DIR/zero_ptr.rs:12:13
   |
12 |     let x = 0 as *const usize;
   |             ^^^^^^^^^^^^^^^^^
   |
   = note: `-D clippy::zero-ptr` implied by `-D warnings`

error: `0 as *mut _` detected. Consider using `ptr::null_mut()`
  --> $DIR/zero_ptr.rs:13:13
   |
13 |     let y = 0 as *mut f64;
   |             ^^^^^^^^^^^^^

error: aborting due to 2 previous errors