rust/src/test/compile-fail/issue-13428.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.

// Regression test for #13428

fn foo() -> String {  //~ ERROR not all control paths return a value
    format!("Hello {}",
            "world")
    // Put the trailing semicolon on its own line to test that the
    // note message gets the offending semicolon exactly
    ;   //~ HELP consider removing this semicolon
}

fn bar() -> String {  //~ ERROR not all control paths return a value
    "foobar".to_string()
    ;   //~ HELP consider removing this semicolon
}

pub fn main() {}