1 // Test mutability and slicing syntax.
4 let x: &[isize] = &[1, 2, 3, 4, 5];
5 // Can't mutably slice an immutable slice
6 let slice: &mut [isize] = &mut [0, 1];
7 let _ = &mut x[2..4]; //~ERROR cannot borrow `*x` as mutable, as it is behind a `&` reference