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Add Arc::new_cyclic #75505

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Merged
merged 5 commits into from
Aug 24, 2020
Merged

Add Arc::new_cyclic #75505

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76b99d5
Add Arc::new_cyclic
Dylan-DPC Aug 13, 2020
db34e35
fix duplicated feature gate
Dylan-DPC Aug 13, 2020
fdc2d1f
add missing newline
Dylan-DPC Aug 13, 2020
9ad17b9
tidy up
Dylan-DPC Aug 15, 2020
c26a8d5
add issue number
Dylan-DPC Aug 24, 2020
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add issue number
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@Dylan-DPC
Dylan-DPC authored Aug 24, 2020
commit c26a8d57726e36f07b62f41a4feb1ced7f012159
2 changes: 1 addition & 1 deletion library/alloc/src/sync.rs
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Expand Up @@ -349,7 +349,7 @@ impl<T> Arc<T> {
/// });
/// ```
#[inline]
#[unstable(feature = "arc_new_cyclic", issue = "none")]
#[unstable(feature = "arc_new_cyclic", issue = "75861")]
pub fn new_cyclic(data_fn: impl FnOnce(&Weak<T>) -> T) -> Arc<T> {
// Construct the inner in the "uninitialized" state with a single
// weak reference.
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