// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // Issue #3878 // Issue Name: Unused move causes a crash // Abstract: zero-fill to block after drop pub fn main() { let y = ~1; y; }