rust/tests/run-pass/returns.rs

// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// 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(warnings)]
fn cfg_return() -> i32 {
    #[cfg(unix)]
    return 1;
    #[cfg(not(unix))]
    return 2;
}

#[deny(warnings)]
fn cfg_let_and_return() -> i32 {
    #[cfg(unix)]
    let x = 1;
    #[cfg(not(unix))]
    let x = 2;
    x
}

fn main() {
    cfg_return();
    cfg_let_and_return();
}