tests/ui/macros/issue-19163.rs


1
2
3
4
5
6
7
8
9
10
11

//@ aux-build:issue-19163.rs

#[macro_use] extern crate issue_19163;

use std::io::Write;

fn main() {
    let mut v = vec![];
    mywrite!(&v, "Hello world");
    //~^ ERROR cannot borrow data in a `&` reference as mutable
}