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Rollup merge of #61161 - RalfJung:maybe-uninit, r=Centril 

MaybeUninit doctest: remove unnecessary type ascription
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Mazdak Farrokhzad 2019-05-26 02:13:29 +02:00 committed by GitHub
parent fadd73830e 72145ea2fe
commit 7b8b23ceba
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1 changed files with 2 additions and 2 deletions
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4
src/libcore/mem.rs
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@ -982,7 +982,7 @@ impl<T: ?Sized> DerefMut for ManuallyDrop<T> {
/// out.write(vec![1, 2, 3]);
/// }
///
/// let mut v: MaybeUninit<Vec<i32>> = MaybeUninit::uninit();
/// let mut v = MaybeUninit::uninit();
/// unsafe { make_vec(v.as_mut_ptr()); }
/// // Now we know `v` is initialized! This also makes sure the vector gets
/// // properly dropped.
@ -1071,7 +1071,7 @@ impl<T: ?Sized> DerefMut for ManuallyDrop<T> {
/// optimizations, potentially resulting in a larger size:
///
/// ```rust
/// # use std::mem::{MaybeUninit, size_of, align_of};
/// # use std::mem::{MaybeUninit, size_of};
/// assert_eq!(size_of::<Option<bool>>(), 1);
/// assert_eq!(size_of::<Option<MaybeUninit<bool>>>(), 2);
/// ```