mirror of https://github.com/rust-lang/rust
51 lines
641 B
Rust
51 lines
641 B
Rust
// Compiler:
|
|
//
|
|
// Run-time:
|
|
// status: 2
|
|
|
|
#![feature(auto_traits, lang_items, no_core, start, intrinsics)]
|
|
#![allow(internal_features)]
|
|
|
|
#![no_std]
|
|
#![no_core]
|
|
|
|
mod libc {
|
|
#[link(name = "c")]
|
|
extern "C" {
|
|
pub fn exit(status: i32);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Core
|
|
*/
|
|
|
|
// Because we don't have core yet.
|
|
#[lang = "sized"]
|
|
pub trait Sized {}
|
|
|
|
#[lang = "copy"]
|
|
trait Copy {
|
|
}
|
|
|
|
impl Copy for isize {}
|
|
|
|
#[lang = "receiver"]
|
|
trait Receiver {
|
|
}
|
|
|
|
#[lang = "freeze"]
|
|
pub(crate) unsafe auto trait Freeze {}
|
|
|
|
/*
|
|
* Code
|
|
*/
|
|
|
|
#[start]
|
|
fn main(mut argc: isize, _argv: *const *const u8) -> isize {
|
|
unsafe {
|
|
libc::exit(2);
|
|
}
|
|
0
|
|
}
|