rust/src/test/compile-fail/resolve-primitive-fallback.rs

// 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 <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.

fn main() {
    // Make sure primitive type fallback doesn't work in value namespace
    std::mem::size_of(u16);
    //~^ ERROR expected value, found builtin type `u16`
    //~| ERROR this function takes 0 parameters but 1 parameter was supplied

    // Make sure primitive type fallback doesn't work with global paths
    let _: ::u8;
    //~^ ERROR unresolved type `u8`
}