// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // ignore-emscripten no threads support #![feature(rustc_attrs)] use std::thread; trait Int { fn zero() -> Self; fn one() -> Self; } macro_rules! doit { ($($t:ident)*) => ($(impl Int for $t { fn zero() -> $t { 0 } fn one() -> $t { 1 } })*) } doit! { i8 i16 i32 i64 isize } macro_rules! check { ($($e:expr),*) => { $(assert!(thread::spawn({ move|| { $e; } }).join().is_err());)* } } fn main() { check![ isize::min_value() / -isize::one(), i8::min_value() / -i8::one(), i16::min_value() / -i16::one(), i32::min_value() / -i32::one(), i64::min_value() / -i64::one(), 1isize / isize::zero(), 1i8 / i8::zero(), 1i16 / i16::zero(), 1i32 / i32::zero(), 1i64 / i64::zero(), isize::min_value() % -isize::one(), i8::min_value() % -i8::one(), i16::min_value() % -i16::one(), i32::min_value() % -i32::one(), i64::min_value() % -i64::one(), 1isize % isize::zero(), 1i8 % i8::zero(), 1i16 % i16::zero(), 1i32 % i32::zero(), 1i64 % i64::zero() ]; }