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Update docs

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Stjepan Glavina 2018-11-12 18:36:49 +01:00
parent 4d2934e803
commit 56d3a824e4
1 changed files with 3 additions and 16 deletions
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19
src/libcore/mem.rs
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@ -143,25 +143,12 @@ pub fn forget<T>(t: T) {
ManuallyDrop::new(t); ManuallyDrop::new(t);
} }
/// Takes ownership and "forgets" about the value **without running its destructor**. /// Like [`forget`], but also accepts unsized values.
/// ///
/// This function works exactly the same as [`forget`], except it also accepts unsized values. It /// This function is just a shim intended to be removed when the `unsized_locals` feature gets
/// will never be stabilized and is only available because we haven't decided to relax the bounds /// stabilized.
/// on [`forget`] just yet.
/// ///
/// [`forget`]: fn.forget.html /// [`forget`]: fn.forget.html
///
/// # Examples
///
/// ```
/// #![feature(forget_unsized)]
///
/// use std::mem;
///
/// let f: Box<FnOnce()> = Box::new(|| ());
/// let f = *f;
/// mem::forget_unsized(f);
/// ```
#[inline] #[inline]
#[cfg(not(stage0))] #[cfg(not(stage0))]
#[unstable(feature = "forget_unsized", issue = "0")] #[unstable(feature = "forget_unsized", issue = "0")]