src/test/ui/span/issue-29106.rs

// Copyright 2015 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.

use std::rc::Rc;
use std::sync::Arc;

struct Foo<'a>(&'a String);

impl<'a> Drop for Foo<'a> {
    fn drop(&mut self) {
        println!("{:?}", self.0);
    }
}

fn main() {
    {
        let (y, x);
        x = "alive".to_string();
        y = Arc::new(Foo(&x));
    }
    //~^^ ERROR `x` does not live long enough

    {
        let (y, x);
        x = "alive".to_string();
        y = Rc::new(Foo(&x));
    }
    //~^^ ERROR `x` does not live long enough
}