]>
Commit | Line | Data |
---|---|---|
1a4d82fc JJ |
1 | // Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
1a4d82fc JJ |
11 | // Smallest "hello world" with a libc runtime |
12 | ||
c34b1796 AL |
13 | // pretty-expanded FIXME #23616 |
14 | ||
15 | #![feature(intrinsics, lang_items, start, no_std, libc)] | |
1a4d82fc | 16 | #![no_std] |
1a4d82fc JJ |
17 | |
18 | extern crate libc; | |
19 | ||
20 | extern { fn puts(s: *const u8); } | |
21 | extern "rust-intrinsic" { fn transmute<T, U>(t: T) -> U; } | |
22 | ||
23 | #[lang = "stack_exhausted"] extern fn stack_exhausted() {} | |
24 | #[lang = "eh_personality"] extern fn eh_personality() {} | |
c1a9b12d | 25 | #[lang = "eh_unwind_resume"] extern fn eh_unwind_resume() {} |
1a4d82fc JJ |
26 | #[lang = "panic_fmt"] fn panic_fmt() -> ! { loop {} } |
27 | ||
28 | #[start] | |
29 | #[no_stack_check] | |
c34b1796 | 30 | fn main(_: isize, _: *const *const u8) -> isize { |
1a4d82fc | 31 | unsafe { |
c34b1796 | 32 | let (ptr, _): (*const u8, usize) = transmute("Hello!\0"); |
1a4d82fc JJ |
33 | puts(ptr); |
34 | } | |
35 | return 0; | |
36 | } | |
37 | ||
85aaf69f SL |
38 | #[cfg(target_os = "android")] |
39 | #[link(name="gcc")] | |
40 | extern { } |