rust/src/test/compile-fail/borrowck-break-uninit.rs
2015-01-08 11:02:24 -05:00

25 lines
687 B
Rust

// 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.
fn foo() -> isize {
let x: isize;
loop {
break;
x = 0;
}
println!("{}", x); //~ ERROR use of possibly uninitialized variable: `x`
return 17;
}
fn main() { println!("{}", foo()); }