1 #![warn(clippy::cmp_null)]
2 #![allow(unused_mut)]
3 
4 use std::ptr;
5 
main()6 fn main() {
7     let x = 0;
8     let p: *const usize = &x;
9     if p == ptr::null() {
10         println!("This is surprising!");
11     }
12     let mut y = 0;
13     let mut m: *mut usize = &mut y;
14     if m == ptr::null_mut() {
15         println!("This is surprising, too!");
16     }
17 }
18