// Copyright 2017 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. #![feature(const_fn)] const fn x() { let t = true; //~^ ERROR let bindings in constant functions are unstable //~| ERROR statements in constant functions are unstable let x = || t; //~^ ERROR let bindings in constant functions are unstable //~| ERROR statements in constant functions are unstable } fn main() {}