rust/src/test/run-pass/intrinsic-alignment.rs
2018-01-25 18:55:11 -02:00

84 lines
2.2 KiB
Rust

// Copyright 2012-2015 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.
// ignore-wasm32-bare seems not important to test here
#![feature(intrinsics, main)]
mod rusti {
extern "rust-intrinsic" {
pub fn pref_align_of<T>() -> usize;
pub fn min_align_of<T>() -> usize;
}
}
#[cfg(any(target_os = "android",
target_os = "cloudabi",
target_os = "dragonfly",
target_os = "emscripten",
target_os = "freebsd",
target_os = "linux",
target_os = "macos",
target_os = "netbsd",
target_os = "openbsd",
target_os = "solaris"))]
mod m {
#[main]
#[cfg(target_arch = "x86")]
pub fn main() {
unsafe {
assert_eq!(::rusti::pref_align_of::<u64>(), 8);
assert_eq!(::rusti::min_align_of::<u64>(), 4);
}
}
#[main]
#[cfg(not(target_arch = "x86"))]
pub fn main() {
unsafe {
assert_eq!(::rusti::pref_align_of::<u64>(), 8);
assert_eq!(::rusti::min_align_of::<u64>(), 8);
}
}
}
#[cfg(target_os = "bitrig")]
mod m {
#[main]
#[cfg(target_arch = "x86_64")]
pub fn main() {
unsafe {
assert_eq!(::rusti::pref_align_of::<u64>(), 8);
assert_eq!(::rusti::min_align_of::<u64>(), 8);
}
}
}
#[cfg(target_os = "windows")]
mod m {
#[main]
#[cfg(target_arch = "x86")]
pub fn main() {
unsafe {
assert_eq!(::rusti::pref_align_of::<u64>(), 8);
assert_eq!(::rusti::min_align_of::<u64>(), 8);
}
}
#[main]
#[cfg(target_arch = "x86_64")]
pub fn main() {
unsafe {
assert_eq!(::rusti::pref_align_of::<u64>(), 8);
assert_eq!(::rusti::min_align_of::<u64>(), 8);
}
}
}