rust/src/test/compile-fail/bad-bang-ann-3.rs
2016-08-05 15:06:36 +01:00

20 lines
723 B
Rust

// Copyright 2012 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.
// Tests that a function with a ! annotation always actually fails
fn bad_bang(i: usize) -> ! {
return 7;
//~^ ERROR `return` in a function declared as diverging [E0166]
//~| NOTE diverging function cannot return
}
fn main() { bad_bang(5); }