| // 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 cannot move into an uninitialized fixed-size array. |
| |
| struct D { _x: u8 } |
| |
| fn d() -> D { D { _x: 0 } } |
| |
| fn main() { |
| foo(1); |
| foo(3); |
| } |
| |
| fn foo(i: usize) { |
| let mut a: [D; 4]; |
| a[i] = d(); //~ ERROR use of possibly uninitialized variable: `a` |
| } |
