// Copyright 2016 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. enum Foo { Bar(u32), } fn do_something(x: Foo::Bar) { } //~ ERROR E0248 //~| NOTE value used as a type fn main() { }