rust/src/test/ui/run-pass/issues/issue-18464.rs

// Copyright 2014 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.

#![deny(dead_code)]

const LOW_RANGE: char = '0';
const HIGH_RANGE: char = '9';

fn main() {
    match '5' {
        LOW_RANGE..=HIGH_RANGE => (),
        _ => ()
    };
}