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-rw-r--r--src/libcore/convert/mod.rs2
-rw-r--r--src/libcore/hash/sip.rs2
-rw-r--r--src/libcore/intrinsics.rs8
-rw-r--r--src/libcore/iter/traits/iterator.rs2
-rw-r--r--src/libcore/macros/mod.rs2
-rw-r--r--src/libcore/mem/mod.rs8
-rw-r--r--src/libcore/num/f64.rs4
-rw-r--r--src/libcore/pin.rs2
-rw-r--r--src/libcore/ptr/const_ptr.rs6
-rw-r--r--src/libcore/ptr/mut_ptr.rs6
-rw-r--r--src/libcore/ptr/non_null.rs2
11 files changed, 22 insertions, 22 deletions
diff --git a/src/libcore/convert/mod.rs b/src/libcore/convert/mod.rs
index 8ff1ced53b0..d2023b402c1 100644
--- a/src/libcore/convert/mod.rs
+++ b/src/libcore/convert/mod.rs
@@ -674,7 +674,7 @@ impl AsRef<str> for str {
 ///
 ///
 /// However there is one case where `!` syntax can be used
-/// before `!` is stabilized as a full-fleged type: in the position of a function’s return type.
+/// before `!` is stabilized as a full-fledged type: in the position of a function’s return type.
 /// Specifically, it is possible implementations for two different function pointer types:
 ///
 /// ```
diff --git a/src/libcore/hash/sip.rs b/src/libcore/hash/sip.rs
index f2bbf646f32..a9882d54de4 100644
--- a/src/libcore/hash/sip.rs
+++ b/src/libcore/hash/sip.rs
@@ -43,7 +43,7 @@ struct SipHasher24 {
 ///
 /// SipHash is a general-purpose hashing function: it runs at a good
 /// speed (competitive with Spooky and City) and permits strong _keyed_
-/// hashing. This lets you key your hashtables from a strong RNG, such as
+/// hashing. This lets you key your hash tables from a strong RNG, such as
 /// [`rand::os::OsRng`](https://doc.rust-lang.org/rand/rand/os/struct.OsRng.html).
 ///
 /// Although the SipHash algorithm is considered to be generally strong,
diff --git a/src/libcore/intrinsics.rs b/src/libcore/intrinsics.rs
index b3e43cd7994..f1a7fab313d 100644
--- a/src/libcore/intrinsics.rs
+++ b/src/libcore/intrinsics.rs
@@ -15,7 +15,7 @@
 //!
 //! If an intrinsic is supposed to be used from a `const fn` with a `rustc_const_stable` attribute,
 //! the intrinsic's attribute must be `rustc_const_stable`, too. Such a change should not be done
-//! without T-lang consulation, because it bakes a feature into the language that cannot be
+//! without T-lang consultation, because it bakes a feature into the language that cannot be
 //! replicated in user code without compiler support.
 //!
 //! # Volatiles
@@ -993,7 +993,7 @@ extern "rust-intrinsic" {
     /// [`std::mem::align_of`](../../std/mem/fn.align_of.html).
     #[rustc_const_stable(feature = "const_min_align_of", since = "1.40.0")]
     pub fn min_align_of<T>() -> usize;
-    /// The prefered alignment of a type.
+    /// The preferred alignment of a type.
     ///
     /// This intrinsic does not have a stable counterpart.
     #[rustc_const_unstable(feature = "const_pref_align_of", issue = "none")]
@@ -1245,14 +1245,14 @@ extern "rust-intrinsic" {
     ///     assert!(mid <= len);
     ///     unsafe {
     ///         let slice2 = mem::transmute::<&mut [T], &mut [T]>(slice);
-    ///         // first: transmute is not typesafe; all it checks is that T and
+    ///         // first: transmute is not type safe; all it checks is that T and
     ///         // U are of the same size. Second, right here, you have two
     ///         // mutable references pointing to the same memory.
     ///         (&mut slice[0..mid], &mut slice2[mid..len])
     ///     }
     /// }
     ///
-    /// // This gets rid of the typesafety problems; `&mut *` will *only* give
+    /// // This gets rid of the type safety problems; `&mut *` will *only* give
     /// // you an `&mut T` from an `&mut T` or `*mut T`.
     /// fn split_at_mut_casts<T>(slice: &mut [T], mid: usize)
     ///                          -> (&mut [T], &mut [T]) {
diff --git a/src/libcore/iter/traits/iterator.rs b/src/libcore/iter/traits/iterator.rs
index ce4be973140..6ea5965cf8c 100644
--- a/src/libcore/iter/traits/iterator.rs
+++ b/src/libcore/iter/traits/iterator.rs
@@ -1082,7 +1082,7 @@ pub trait Iterator {
     /// let vec = iter.collect::<Vec<_>>();
     ///
     /// // We have more elements which could fit in u32 (4, 5), but `map_while` returned `None` for `-3`
-    /// // (as the `predicate` returned `None`) and `collect` stops at the first `None` entcountered.
+    /// // (as the `predicate` returned `None`) and `collect` stops at the first `None` encountered.
     /// assert_eq!(vec, vec![0, 1, 2]);
     /// ```
     ///
diff --git a/src/libcore/macros/mod.rs b/src/libcore/macros/mod.rs
index 17f7349bac2..7a74485a78b 100644
--- a/src/libcore/macros/mod.rs
+++ b/src/libcore/macros/mod.rs
@@ -1044,7 +1044,7 @@ pub(crate) mod builtin {
         };
     }
 
-    /// Includes a utf8-encoded file as a string.
+    /// Includes a UTF-8 encoded file as a string.
     ///
     /// The file is located relative to the current file (similarly to how
     /// modules are found). The provided path is interpreted in a platform-specific
diff --git a/src/libcore/mem/mod.rs b/src/libcore/mem/mod.rs
index 0a976a4ca00..db2b3eeca52 100644
--- a/src/libcore/mem/mod.rs
+++ b/src/libcore/mem/mod.rs
@@ -348,11 +348,11 @@ pub fn size_of_val<T: ?Sized>(val: &T) -> usize {
 ///
 /// - If `T` is `Sized`, this function is always safe to call.
 /// - If the unsized tail of `T` is:
-///     - a [slice], then the length of the slice tail must be an intialized
+///     - a [slice], then the length of the slice tail must be an initialized
 ///       integer, and the size of the *entire value*
 ///       (dynamic tail length + statically sized prefix) must fit in `isize`.
 ///     - a [trait object], then the vtable part of the pointer must point
-///       to a valid vtable acquired by an unsizing coersion, and the size
+///       to a valid vtable acquired by an unsizing coercion, and the size
 ///       of the *entire value* (dynamic tail length + statically sized prefix)
 ///       must fit in `isize`.
 ///     - an (unstable) [extern type], then this function is always safe to
@@ -483,11 +483,11 @@ pub fn align_of_val<T: ?Sized>(val: &T) -> usize {
 ///
 /// - If `T` is `Sized`, this function is always safe to call.
 /// - If the unsized tail of `T` is:
-///     - a [slice], then the length of the slice tail must be an intialized
+///     - a [slice], then the length of the slice tail must be an initialized
 ///       integer, and the size of the *entire value*
 ///       (dynamic tail length + statically sized prefix) must fit in `isize`.
 ///     - a [trait object], then the vtable part of the pointer must point
-///       to a valid vtable acquired by an unsizing coersion, and the size
+///       to a valid vtable acquired by an unsizing coercion, and the size
 ///       of the *entire value* (dynamic tail length + statically sized prefix)
 ///       must fit in `isize`.
 ///     - an (unstable) [extern type], then this function is always safe to
diff --git a/src/libcore/num/f64.rs b/src/libcore/num/f64.rs
index b0df4d64f6e..ad9a576d15c 100644
--- a/src/libcore/num/f64.rs
+++ b/src/libcore/num/f64.rs
@@ -687,7 +687,7 @@ impl f64 {
     /// signaling NaNs on MIPS are quiet NaNs on x86, and vice-versa.
     ///
     /// Rather than trying to preserve signaling-ness cross-platform, this
-    /// implementation favours preserving the exact bits. This means that
+    /// implementation favors preserving the exact bits. This means that
     /// any payloads encoded in NaNs will be preserved even if the result of
     /// this method is sent over the network from an x86 machine to a MIPS one.
     ///
@@ -696,7 +696,7 @@ impl f64 {
     ///
     /// If the input isn't NaN, then there is no portability concern.
     ///
-    /// If you don't care about signalingness (very likely), then there is no
+    /// If you don't care about signaling-ness (very likely), then there is no
     /// portability concern.
     ///
     /// Note that this function is distinct from `as` casting, which attempts to
diff --git a/src/libcore/pin.rs b/src/libcore/pin.rs
index da299f026f8..9bcacd8ddcf 100644
--- a/src/libcore/pin.rs
+++ b/src/libcore/pin.rs
@@ -128,7 +128,7 @@
 //!
 //! Crucially, we have to be able to rely on [`drop`] being called. If an element
 //! could be deallocated or otherwise invalidated without calling [`drop`], the pointers into it
-//! from its neighbouring elements would become invalid, which would break the data structure.
+//! from its neighboring elements would become invalid, which would break the data structure.
 //!
 //! Therefore, pinning also comes with a [`drop`]-related guarantee.
 //!
diff --git a/src/libcore/ptr/const_ptr.rs b/src/libcore/ptr/const_ptr.rs
index d1d7a715238..afaf371d958 100644
--- a/src/libcore/ptr/const_ptr.rs
+++ b/src/libcore/ptr/const_ptr.rs
@@ -331,13 +331,13 @@ impl<T: ?Sized> *const T {
         intrinsics::ptr_guaranteed_eq(self, other)
     }
 
-    /// Returns whether two pointers are guaranteed to be inequal.
+    /// Returns whether two pointers are guaranteed to be unequal.
     ///
     /// At runtime this function behaves like `self != other`.
     /// However, in some contexts (e.g., compile-time evaluation),
     /// it is not always possible to determine the inequality of two pointers, so this function may
-    /// spuriously return `false` for pointers that later actually turn out to be inequal.
-    /// But when it returns `true`, the pointers are guaranteed to be inequal.
+    /// spuriously return `false` for pointers that later actually turn out to be unequal.
+    /// But when it returns `true`, the pointers are guaranteed to be unequal.
     ///
     /// This function is the mirror of [`guaranteed_eq`], but not its inverse. There are pointer
     /// comparisons for which both functions return `false`.
diff --git a/src/libcore/ptr/mut_ptr.rs b/src/libcore/ptr/mut_ptr.rs
index 7d4b6339b51..180bad73b34 100644
--- a/src/libcore/ptr/mut_ptr.rs
+++ b/src/libcore/ptr/mut_ptr.rs
@@ -312,13 +312,13 @@ impl<T: ?Sized> *mut T {
         intrinsics::ptr_guaranteed_eq(self as *const _, other as *const _)
     }
 
-    /// Returns whether two pointers are guaranteed to be inequal.
+    /// Returns whether two pointers are guaranteed to be unequal.
     ///
     /// At runtime this function behaves like `self != other`.
     /// However, in some contexts (e.g., compile-time evaluation),
     /// it is not always possible to determine the inequality of two pointers, so this function may
-    /// spuriously return `false` for pointers that later actually turn out to be inequal.
-    /// But when it returns `true`, the pointers are guaranteed to be inequal.
+    /// spuriously return `false` for pointers that later actually turn out to be unequal.
+    /// But when it returns `true`, the pointers are guaranteed to be unequal.
     ///
     /// This function is the mirror of [`guaranteed_eq`], but not its inverse. There are pointer
     /// comparisons for which both functions return `false`.
diff --git a/src/libcore/ptr/non_null.rs b/src/libcore/ptr/non_null.rs
index c2d31bfb6a4..47f4c1595b1 100644
--- a/src/libcore/ptr/non_null.rs
+++ b/src/libcore/ptr/non_null.rs
@@ -171,7 +171,7 @@ impl<T> NonNull<[T]> {
     /// assert_eq!(unsafe { slice.as_ref()[2] }, 7);
     /// ```
     ///
-    /// (Note that this example artifically demonstrates a use of this method,
+    /// (Note that this example artificially demonstrates a use of this method,
     /// but `let slice = NonNull::from(&x[..]);` would be a better way to write code like this.)
     #[unstable(feature = "nonnull_slice_from_raw_parts", issue = "71941")]
     #[rustc_const_unstable(feature = "const_nonnull_slice_from_raw_parts", issue = "71941")]