| // Copyright 2016 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. |
| |
| // compile-flags: -Z force-overflow-checks=off -Z orbit |
| |
| // Test that with MIR trans, overflow checks can be |
| // turned off, even when they're from core::ops::*. |
| |
| use std::ops::*; |
| |
| fn main() { |
| assert_eq!(i8::neg(-0x80), -0x80); |
| |
| assert_eq!(u8::add(0xff, 1), 0_u8); |
| assert_eq!(u8::sub(0, 1), 0xff_u8); |
| assert_eq!(u8::mul(0xff, 2), 0xfe_u8); |
| assert_eq!(u8::shl(1, 9), 2_u8); |
| assert_eq!(u8::shr(2, 9), 1_u8); |
| } |
