// 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. // Crate that exports a const fn. Used for testing cross-crate. #![crate_type="rlib"] #![feature(const_fn)] pub const fn foo() -> usize { 22 } //~ ERROR const fn is unstable