Rollup merge of rust-lang#81168 - soniasingla:doc/sonia, r=jonas-schievink

GuillaumeGomez · web-flow · commit dcb74796c0a6 · 2021-01-19T10:28:04.000+01:00
Fixes rust-lang#81109 - Typo in pointer::wrapping_sub Signed-off-by: soniasingla <soniasingla.1812@gmail.com> Related to issue rust-lang#81109
diff --git a/library/core/src/ptr/const_ptr.rs b/library/core/src/ptr/const_ptr.rs
@@ -633,7 +633,7 @@ impl<T: ?Sized> *const T {
     }
 
     /// Calculates the offset from a pointer using wrapping arithmetic.
-    /// (convenience for `.wrapping_offset((count as isize).wrapping_sub())`)
+    /// (convenience for `.wrapping_offset((count as isize).wrapping_neg())`)
     ///
     /// `count` is in units of T; e.g., a `count` of 3 represents a pointer
     /// offset of `3 * size_of::<T>()` bytes.
diff --git a/library/core/src/ptr/mut_ptr.rs b/library/core/src/ptr/mut_ptr.rs
@@ -740,7 +740,7 @@ impl<T: ?Sized> *mut T {
     }
 
     /// Calculates the offset from a pointer using wrapping arithmetic.
-    /// (convenience for `.wrapping_offset((count as isize).wrapping_sub())`)
+    /// (convenience for `.wrapping_offset((count as isize).wrapping_neg())`)
     ///
     /// `count` is in units of T; e.g., a `count` of 3 represents a pointer
     /// offset of `3 * size_of::<T>()` bytes.

Original file line number	Diff line number	Diff line change
`@@ -633,7 +633,7 @@ impl<T: ?Sized> *const T {`
`633`	`633`	`}`
`634`	`634`
`635`	`635`	`/// Calculates the offset from a pointer using wrapping arithmetic.`
`636`		- /// (convenience for `.wrapping_offset((count as isize).wrapping_sub())`)
	`636`	+ /// (convenience for `.wrapping_offset((count as isize).wrapping_neg())`)
`637`	`637`	`///`
`638`	`638`	/// `count` is in units of T; e.g., a `count` of 3 represents a pointer
`639`	`639`	/// offset of `3 * size_of::<T>()` bytes.
Original file line number	Diff line number	Diff line change
`@@ -740,7 +740,7 @@ impl<T: ?Sized> *mut T {`
`740`	`740`	`}`
`741`	`741`
`742`	`742`	`/// Calculates the offset from a pointer using wrapping arithmetic.`
`743`		- /// (convenience for `.wrapping_offset((count as isize).wrapping_sub())`)
	`743`	+ /// (convenience for `.wrapping_offset((count as isize).wrapping_neg())`)
`744`	`744`	`///`
`745`	`745`	/// `count` is in units of T; e.g., a `count` of 3 represents a pointer
`746`	`746`	/// offset of `3 * size_of::<T>()` bytes.