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Rollup merge of #72183 - tmiasko:decr-strong-count, r=Mark-Simulacrum

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Fix Arc::decr_strong_count doc test
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Ralf Jung 2020-05-14 10:23:06 +02:00 committed by GitHub
commit 56986bebc2
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1 changed files with 5 additions and 3 deletions
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8
src/liballoc/sync.rs
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@ -835,12 +835,14 @@ impl<T: ?Sized> Arc<T> {
///
/// unsafe {
/// let ptr = Arc::into_raw(five);
/// Arc::decr_strong_count(ptr);
/// Arc::incr_strong_count(ptr);
///
/// // This assertion is deterministic because we haven't shared
/// // Those assertions are deterministic because we haven't shared
/// // the `Arc` between threads.
/// let five = Arc::from_raw(ptr);
/// assert_eq!(0, Arc::strong_count(&five));
/// assert_eq!(2, Arc::strong_count(&five));
/// Arc::decr_strong_count(ptr);
/// assert_eq!(1, Arc::strong_count(&five));
/// }
/// ```
#[inline]