src/test/run-pass/panic-runtime/lto-unwind.rs

   1 // Copyright 2016 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 // compile-flags:-C lto -C panic=unwind
  12 // no-prefer-dynamic
  13 // ignore-emscripten Function not implemented.
  14
  15 use std::process::Command;
  16 use std::env;
  17
  18 struct Bomb;
  19
  20 impl Drop for Bomb {
  21     fn drop(&mut self) {
  22         println!("hurray you ran me");
  23     }
  24 }
  25
  26 fn main() {
  27     let mut args = env::args_os();
  28     let me = args.next().unwrap();
  29
  30     if let Some(s) = args.next() {
  31         if &*s == "foo" {
  32
  33             let _bomb = Bomb;
  34
  35             panic!("try to catch me");
  36         }
  37     }
  38     let s = Command::new(env::args_os().next().unwrap()).arg("foo").output();
  39     let s = s.unwrap();
  40     assert!(!s.status.success());
  41     assert!(String::from_utf8_lossy(&s.stdout).contains("hurray you ran me"));
  42 }