// Copyright 2013 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. // compile-flags: -F unused_features // aux-build:lint_output_format.rs #![feature(foo)] //~ ERROR unused or unknown feature extern crate lint_output_format; //~ ERROR use of unstable library feature use lint_output_format::{foo, bar}; //~ ERROR use of unstable library feature //~^ WARNING use of deprecated item: text, fn main() { let _x = foo(); //~ WARNING #[warn(deprecated)] on by default let _y = bar(); //~ ERROR use of unstable library feature }