| // Copyright 2018 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. |
| |
| #![warn(const_err)] |
| |
| // compile-pass |
| // compile-flags: -O |
| fn main() { |
| println!("{}", 0u32 - 1); |
| let _x = 0u32 - 1; |
| //~^ WARN const_err |
| println!("{}", 1/(1-1)); |
| //~^ WARN const_err |
| let _x = 1/(1-1); |
| //~^ WARN const_err |
| //~| WARN const_err |
| println!("{}", 1/(false as u32)); |
| //~^ WARN const_err |
| let _x = 1/(false as u32); |
| //~^ WARN const_err |
| //~| WARN const_err |
| } |
