// 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. //buggy.rs extern crate collections; use collections::HashMap; fn main() { let mut buggy_map: HashMap = HashMap::new(); buggy_map.insert(42, &*box 1); //~ ERROR borrowed value does not live long enough // but it is ok if we use a temporary let tmp = box 2; buggy_map.insert(43, &*tmp); }