src/test/ui/method-on-ambiguous-numeric-type.rs

// Copyright 2018 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.

// aux-build:macro-in-other-crate.rs

#[macro_use] extern crate macro_in_other_crate;

macro_rules! local_mac {
    ($ident:ident) => { let $ident = 42; }
}

fn main() {
    let x = 2.0.neg();
    //~^ ERROR can't call method `neg` on ambiguous numeric type `{float}`

    let y = 2.0;
    let x = y.neg();
    //~^ ERROR can't call method `neg` on ambiguous numeric type `{float}`
    println!("{:?}", x);

    for i in 0..100 {
        println!("{}", i.pow(2));
        //~^ ERROR can't call method `pow` on ambiguous numeric type `{integer}`
    }

    local_mac!(local_bar);
    local_bar.pow(2);
    //~^ ERROR can't call method `pow` on ambiguous numeric type `{integer}`
}

fn qux() {
    mac!(bar);
    bar.pow(2);
    //~^ ERROR can't call method `pow` on ambiguous numeric type `{integer}`
}