rust/src/test/run-fail/vec-overrun.rs

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// error-pattern:index out of bounds: the len is 1 but the index is 2


fn main() {
    let v: Vec<isize> = vec![10];
    let x: usize = 0;
    assert_eq!(v[x], 10);
    // Bounds-check panic.

    assert_eq!(v[x + 2], 20);
}