mirror of https://github.com/rust-lang/rust
23 lines
503 B
Rust
23 lines
503 B
Rust
//@ run-pass
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//@ no-prefer-dynamic
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//@ aux-build:custom.rs
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//@ aux-build:helper.rs
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extern crate custom;
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extern crate helper;
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use custom::A;
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use std::sync::atomic::{AtomicUsize, Ordering};
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fn main() {
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#[global_allocator]
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pub static GLOBAL: A = A(AtomicUsize::new(0));
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let n = GLOBAL.0.load(Ordering::SeqCst);
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let s = Box::new(0);
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helper::work_with(&s);
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assert_eq!(GLOBAL.0.load(Ordering::SeqCst), n + 1);
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drop(s);
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assert_eq!(GLOBAL.0.load(Ordering::SeqCst), n + 2);
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}
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