1 // Copyright 2013 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.
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.
11 #![feature(dynamic_lib)]
13 // We're testing linkage visibility; the compiler warns us, but we want to
14 // do the runtime check that these functions aren't exported.
15 #![allow(private_no_mangle_fns)]
17 use std::dynamic_lib::DynamicLibrary;
20 pub fn foo() { bar(); }
37 let lib = DynamicLibrary::open(None).unwrap();
39 assert!(lib.symbol::<isize>("foo").is_ok());
40 assert!(lib.symbol::<isize>("baz").is_err());
41 assert!(lib.symbol::<isize>("bar").is_err());