bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

library: use addr_of!

Browse source
This commit is contained in:
Pavel Grigorenko 2024-02-24 16:02:17 +03:00
parent 8f359beca4
commit ff187a92d8
No known key found for this signature in database
GPG key ID: 52BFCC6ED389F777
35 changed files with 83 additions and 74 deletions
Download patch file Download diff file Expand all files Collapse all files

2
library/alloc/src/boxed/thin.rs
View file

@ -176,7 +176,7 @@ impl<T: ?Sized> ThinBox<T> {
fn with_header(&self) -> &WithHeader<<T as Pointee>::Metadata> {
// SAFETY: both types are transparent to `NonNull<u8>`
unsafe { &*((&self.ptr) as *const WithOpaqueHeader as *const WithHeader<_>) }
unsafe { &*(core::ptr::addr_of!(self.ptr) as *const WithHeader<_>) }
}
}

4
library/alloc/src/rc.rs
View file

@ -1969,7 +1969,7 @@ impl<T: ?Sized, A: Allocator> Rc<T, A> {
// Copy value as bytes
ptr::copy_nonoverlapping(
&*src as *const T as *const u8,
core::ptr::addr_of!(*src) as *const u8,
ptr::addr_of_mut!((*ptr).value) as *mut u8,
value_size,
);
@ -2440,7 +2440,7 @@ impl<T: ?Sized + fmt::Debug, A: Allocator> fmt::Debug for Rc<T, A> {
#[stable(feature = "rust1", since = "1.0.0")]
impl<T: ?Sized, A: Allocator> fmt::Pointer for Rc<T, A> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
fmt::Pointer::fmt(&(&**self as *const T), f)
fmt::Pointer::fmt(&core::ptr::addr_of!(**self), f)
}
}

4
library/alloc/src/sync.rs
View file

@ -1914,7 +1914,7 @@ impl<T: ?Sized, A: Allocator> Arc<T, A> {
// Copy value as bytes
ptr::copy_nonoverlapping(
&*src as *const T as *const u8,
core::ptr::addr_of!(*src) as *const u8,
ptr::addr_of_mut!((*ptr).data) as *mut u8,
value_size,
);
@ -3265,7 +3265,7 @@ impl<T: ?Sized + fmt::Debug, A: Allocator> fmt::Debug for Arc<T, A> {
#[stable(feature = "rust1", since = "1.0.0")]
impl<T: ?Sized, A: Allocator> fmt::Pointer for Arc<T, A> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
fmt::Pointer::fmt(&(&**self as *const T), f)
fmt::Pointer::fmt(&core::ptr::addr_of!(**self), f)
}
}