1 #![allow(unused, clippy::no_effect, clippy::unnecessary_operation)]
2 #![warn(clippy::mut_mut)]
4 fn fun(x: &mut &mut u32) -> bool {
8 fn less_fun(x: *mut *mut u32) {
12 macro_rules! mut_ptr {
18 #[allow(unused_mut, unused_variables)]
20 let mut x = &mut &mut 1u32;
26 let y: &mut &mut u32 = &mut &mut 2;
31 let y: &mut &mut &mut u32 = &mut &mut &mut 2;
35 let mut z = mut_ptr!(&mut 3u32);
39 let array = [5, 6, 7, 8, 9];
40 let mut args = array.iter().skip(2);
41 for &arg in &mut args {