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// basic tests to see that certain "obvious" errors are caught by
// these types no longer requiring `'static` (RFC 458)
#![allow(dead_code)]
use std::sync::{Mutex, RwLock, mpsc};
fn mutex() {
let lock = {
let x = 1;
Mutex::new(&x)
};
//~^^ ERROR `x` does not live long enough
let _dangling = *lock.lock().unwrap();
}
fn rwlock() {
let lock = {
let x = 1;
RwLock::new(&x)
};
//~^^ ERROR `x` does not live long enough
let _dangling = *lock.read().unwrap();
}
fn channel() {
let (_tx, rx) = {
let x = 1;
let (tx, rx) = mpsc::channel();
let _ = tx.send(&x);
(tx, rx)
};
//~^^^ ERROR `x` does not live long enough
let _dangling = rx.recv();
}
fn main() {}
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