Improve libcore/cell.rs docs #21564
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Improve libcore/cell.rs docs #21564
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r? @pcwalton (rust_highfive has picked a reviewer for you, use r? to override) |
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| //! Values of the `Cell<T>` and `RefCell<T>` types may be mutated through shared references (i.e. | ||
| //! the common `&T` type), whereas most Rust types can only be mutated through unique (`&mut T`) | ||
| //! references. We say that `Cell<T>` and `RefCell<T>` provide 'interior mutability', in contrast | ||
| //! with typical Rust types that exhibit 'inherited mutability'. |
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Can this hold off on reformatting docs? It's tough to see what's changed here and otherwise this is just churning docs.
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@bors rollup |
| /// can cause segfaults. Immutable static items containing `UnsafeCell<T>` | ||
| /// instances are still useful as read-only initializers, however, so we do not | ||
| /// forbid them altogether. | ||
| /// Although it is possible to put an `UnsafeCell<T>` into static item, it is not permitted to take |
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@steveklabnik Is this still true as of today, after introducing const? I think the static semantics have changed.
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