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1 | // Copyright 2012-2014 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 | ||
11 | //ignore-android | |
12 | //ignore-freebsd | |
13 | //ignore-ios | |
14 | //ignore-dragonfly | |
c34b1796 | 15 | //ignore-bitrig |
1a4d82fc | 16 | |
c34b1796 | 17 | #![feature(asm, old_io, std_misc)] |
1a4d82fc | 18 | |
85aaf69f SL |
19 | use std::old_io::process::Command; |
20 | use std::env; | |
c34b1796 | 21 | use std::thread; |
1a4d82fc JJ |
22 | |
23 | // lifted from the test module | |
24 | // Inlining to avoid llvm turning the recursive functions into tail calls, | |
25 | // which doesn't consume stack. | |
26 | #[inline(always)] | |
27 | #[no_stack_check] | |
28 | pub fn black_box<T>(dummy: T) { unsafe { asm!("" : : "r"(&dummy)) } } | |
29 | ||
30 | #[no_stack_check] | |
31 | fn recurse() { | |
85aaf69f | 32 | let buf = [0; 10]; |
1a4d82fc JJ |
33 | black_box(buf); |
34 | recurse(); | |
35 | } | |
36 | ||
37 | fn main() { | |
85aaf69f SL |
38 | let args: Vec<String> = env::args().collect(); |
39 | if args.len() > 1 && args[1] == "recurse" { | |
c34b1796 | 40 | let _t = thread::scoped(recurse); |
1a4d82fc | 41 | } else { |
85aaf69f | 42 | let recurse = Command::new(&args[0]).arg("recurse").output().unwrap(); |
1a4d82fc | 43 | assert!(!recurse.status.success()); |
85aaf69f | 44 | let error = String::from_utf8_lossy(&recurse.error); |
1a4d82fc JJ |
45 | println!("wut"); |
46 | println!("`{}`", error); | |
85aaf69f | 47 | assert!(error.contains("has overflowed its stack")); |
1a4d82fc JJ |
48 | } |
49 | } |