rust/src/test/ui/slice-mut.rs

13 lines
318 B
Rust

// Test mutability and slicing syntax.
fn main() {
let x: &[isize] = &[1, 2, 3, 4, 5];
// Immutable slices are not mutable.
let y: &mut[_] = &x[2..4];
//~^ ERROR mismatched types
//~| expected mutable reference `&mut [_]`
//~| found reference `&[isize]`
//~| types differ in mutability
}