30 lines
914 B
Rust
30 lines
914 B
Rust
// 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.
|
|
|
|
// Ensure that we reject code when a nonlocal exit (`break`,
|
|
// `continue`) causes us to pop over a needed assignment.
|
|
|
|
pub fn main() {
|
|
foo1();
|
|
foo2();
|
|
}
|
|
|
|
pub fn foo1() {
|
|
let x: i32;
|
|
loop { x = break; }
|
|
println!("{}", x); //~ ERROR use of possibly uninitialized variable: `x`
|
|
}
|
|
|
|
pub fn foo2() {
|
|
let x: i32;
|
|
for _ in 0..10 { x = continue; }
|
|
println!("{}", x); //~ ERROR use of possibly uninitialized variable: `x`
|
|
}
|