src/test/ui/hygiene/no_implicit_prelude.rs


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// 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 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

#![feature(decl_macro)]

mod foo {
    pub macro m() { Vec::new(); ().clone() }
    fn f() { ::bar::m!(); }
}

#[no_implicit_prelude]
mod bar {
    pub macro m() {
        Vec::new(); //~ ERROR failed to resolve
        ().clone() //~ ERROR no method named `clone` found
    }
    fn f() {
        ::foo::m!();
        println!(); // OK on 2015 edition (at least for now)
    }
}

fn main() {}