#![allow(unreachable_code)]


fn main() {
    println!("{:?}", {
        let n = 0; let ptr = &n as *const usize; let ptr_to_ptr = &ptr as *const *const usize; ptr_to_ptr as usize
    });
}


/* ~~~~=== stderr ===~~~~
   Compiling playground v0.0.1 (/playground)
error[E0606]: casting `&i32` as `*const usize` is invalid
 --> src/main.rs:6:30
  |
6 |         let n = 0; let ptr = &n as *const usize; let ptr_to_ptr = &ptr as *const *const usize; ptr_to_ptr as usize
  |                              ^^^^^^^^^^^^^^^^^^

error: aborting due to previous error

For more information about this error, try `rustc --explain E0606`.
error: Could not compile `playground`.

To learn more, run the command again with --verbose.

*/

/* ~~~~=== stdout ===~~~~

*/