src/test/run-pass/terminate-in-initializer.rs

   1 // Copyright 2012 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
  12 // Issue #787
  13 // Don't try to clean up uninitialized locals
  14
  15
  16 use std::thread;
  17
  18 fn test_break() { loop { let _x: Box<isize> = break; } }
  19
  20 fn test_cont() { let mut i = 0; while i < 1 { i += 1; let _x: Box<isize> = continue; } }
  21
  22 fn test_ret() { let _x: Box<isize> = return; }
  23
  24 fn test_panic() {
  25     fn f() { let _x: Box<isize> = panic!(); }
  26     thread::spawn(move|| f() ).join().err().unwrap();
  27 }
  28
  29 fn test_panic_indirect() {
  30     fn f() -> ! { panic!(); }
  31     fn g() { let _x: Box<isize> = f(); }
  32     thread::spawn(move|| g() ).join().err().unwrap();
  33 }
  34
  35 pub fn main() {
  36     test_break();
  37     test_cont();
  38     test_ret();
  39     test_panic();
  40     test_panic_indirect();
  41 }