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Rollup merge of #97565 - lukas-code:patch-1, r=thomcc

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Add doc alias `memset` to `write_bytes`

I were looking for `memset` in rust, but the docs only pointed me to `slice::fill`.

With only the old aliases, one might write code like this, which is incorrect if the memory is uninitialized.
``` Rust
core::slice::from_raw_parts(ptr, len).fill(0)
```
This commit is contained in:
Dylan DPC 2022-05-31 07:57:36 +02:00 committed by GitHub
commit 5885e6d453
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1
library/core/src/intrinsics.rs
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@ -2287,6 +2287,7 @@ pub const unsafe fn copy<T>(src: *const T, dst: *mut T, count: usize) {
/// // Now the box is fine
/// assert_eq!(*v, 42);
/// ```
#[doc(alias = "memset")]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_unstable(feature = "const_ptr_write", issue = "86302")]
#[inline]

1
library/core/src/ptr/mut_ptr.rs
View File

@ -1412,6 +1412,7 @@ impl<T: ?Sized> *mut T {
/// See [`ptr::write_bytes`] for safety concerns and examples.
///
/// [`ptr::write_bytes`]: crate::ptr::write_bytes()
#[doc(alias = "memset")]
#[stable(feature = "pointer_methods", since = "1.26.0")]
#[rustc_const_unstable(feature = "const_ptr_write", issue = "86302")]
#[inline(always)]