33 lines
903 B
Rust
33 lines
903 B
Rust
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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// ignore-win32
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// ignore-fast
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// ignore-android
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// ignore-macos
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// aux-build:linkage1.rs
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#[feature(linkage)];
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extern crate other = "linkage1";
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extern {
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#[linkage = "extern_weak"]
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static foo: *int;
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#[linkage = "extern_weak"]
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static something_that_should_never_exist: *mut int;
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}
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fn main() {
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assert!(!foo.is_null());
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assert_eq!(unsafe { *foo }, 3);
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assert!(something_that_should_never_exist.is_null());
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}
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