// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. use std::any::Any; fn foo(value: &T) -> Box { Box::new(value) as Box //~^ ERROR: cannot infer an appropriate lifetime } fn main() { let _ = foo(&5); }