rust/tests/ui/suggestions/suggest-slice-swap.rs

mirror of https://github.com/rust-lang/rust.git synced 2024-11-30 10:45:18 +00:00
//@ run-rustfix
#![allow(dead_code)]

fn swap(arr: &mut [u32; 2]) {
    std::mem::swap(&mut arr[0], &mut arr[1]);
    //~^ ERROR cannot borrow `arr[_]` as mutable more than once at a time
}

fn main() {}
Suggest .swap() instead of mem::swap() in more cases 2024-01-12 05:02:43 +00:00			`//@ run-rustfix`
			`#![allow(dead_code)]`

			`fn swap(arr: &mut [u32; 2]) {`
			`std::mem::swap(&mut arr[0], &mut arr[1]);`
			//~^ ERROR cannot borrow `arr[_]` as mutable more than once at a time
			`}`

			`fn main() {}`