doc: fix typo in comments

dereferencable -> dereferenceable

4 files changed, 8 insertions, 8 deletions

diff --git a/library/alloc/src/collections/vec_deque/iter_mut.rs b/library/alloc/src/collections/vec_deque/iter_mut.rs
index 31e6e3b06af..ee2df0d5160 100644
--- a/library/alloc/src/collections/vec_deque/iter_mut.rs
+++ b/library/alloc/src/collections/vec_deque/iter_mut.rs
@@ -12,7 +12,7 @@ use super::{count, wrap_index, RingSlices};
 /// [`iter_mut`]: super::VecDeque::iter_mut
 #[stable(feature = "rust1", since = "1.0.0")]
 pub struct IterMut<'a, T: 'a> {
-    // Internal safety invariant: the entire slice is dereferencable.
+    // Internal safety invariant: the entire slice is dereferenceable.
     ring: *mut [T],
     tail: usize,
     head: usize,
@@ -42,7 +42,7 @@ impl<T: fmt::Debug> fmt::Debug for IterMut<'_, T> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let (front, back) = RingSlices::ring_slices(self.ring, self.head, self.tail);
         // SAFETY: these are the elements we have not handed out yet, so aliasing is fine.
-        // The `IterMut` invariant also ensures everything is dereferencable.
+        // The `IterMut` invariant also ensures everything is dereferenceable.
         let (front, back) = unsafe { (&*front, &*back) };
         f.debug_tuple("IterMut").field(&front).field(&back).finish()
     }
@@ -78,7 +78,7 @@ impl<'a, T> Iterator for IterMut<'a, T> {
     {
         let (front, back) = RingSlices::ring_slices(self.ring, self.head, self.tail);
         // SAFETY: these are the elements we have not handed out yet, so aliasing is fine.
-        // The `IterMut` invariant also ensures everything is dereferencable.
+        // The `IterMut` invariant also ensures everything is dereferenceable.
         let (front, back) = unsafe { (&mut *front, &mut *back) };
         accum = front.iter_mut().fold(accum, &mut f);
         back.iter_mut().fold(accum, &mut f)
@@ -132,7 +132,7 @@ impl<'a, T> DoubleEndedIterator for IterMut<'a, T> {
     {
         let (front, back) = RingSlices::ring_slices(self.ring, self.head, self.tail);
         // SAFETY: these are the elements we have not handed out yet, so aliasing is fine.
-        // The `IterMut` invariant also ensures everything is dereferencable.
+        // The `IterMut` invariant also ensures everything is dereferenceable.
         let (front, back) = unsafe { (&mut *front, &mut *back) };
         accum = back.iter_mut().rfold(accum, &mut f);
         front.iter_mut().rfold(accum, &mut f)
diff --git a/library/alloc/src/collections/vec_deque/mod.rs b/library/alloc/src/collections/vec_deque/mod.rs
index 702d97858eb..075becfb7d1 100644
--- a/library/alloc/src/collections/vec_deque/mod.rs
+++ b/library/alloc/src/collections/vec_deque/mod.rs
@@ -1020,7 +1020,7 @@ impl<T, A: Allocator> VecDeque<T, A> {
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
         // SAFETY: The internal `IterMut` safety invariant is established because the
-        // `ring` we create is a dereferencable slice for lifetime '_.
+        // `ring` we create is a dereferenceable slice for lifetime '_.
         let ring = ptr::slice_from_raw_parts_mut(self.ptr(), self.cap());
 
         unsafe { IterMut::new(ring, self.tail, self.head, PhantomData) }
@@ -1209,7 +1209,7 @@ impl<T, A: Allocator> VecDeque<T, A> {
         let (tail, head) = self.range_tail_head(range);
 
         // SAFETY: The internal `IterMut` safety invariant is established because the
-        // `ring` we create is a dereferencable slice for lifetime '_.
+        // `ring` we create is a dereferenceable slice for lifetime '_.
         let ring = ptr::slice_from_raw_parts_mut(self.ptr(), self.cap());
 
         unsafe { IterMut::new(ring, tail, head, PhantomData) }
diff --git a/library/alloc/src/rc.rs b/library/alloc/src/rc.rs
index c4e5e44fec0..33bee4324fd 100644
--- a/library/alloc/src/rc.rs
+++ b/library/alloc/src/rc.rs
@@ -2121,7 +2121,7 @@ impl<T: ?Sized> Weak<T> {
             // a valid payload address, as the payload is at least as aligned as RcBox (usize).
             ptr as *const T
         } else {
-            // SAFETY: if is_dangling returns false, then the pointer is dereferencable.
+            // SAFETY: if is_dangling returns false, then the pointer is dereferenceable.
             // The payload may be dropped at this point, and we have to maintain provenance,
             // so use raw pointer manipulation.
             unsafe { ptr::addr_of_mut!((*ptr).value) }
diff --git a/library/alloc/src/sync.rs b/library/alloc/src/sync.rs
index 733a898b285..7c065f37d1f 100644
--- a/library/alloc/src/sync.rs
+++ b/library/alloc/src/sync.rs
@@ -1743,7 +1743,7 @@ impl<T: ?Sized> Weak<T> {
             // a valid payload address, as the payload is at least as aligned as ArcInner (usize).
             ptr as *const T
         } else {
-            // SAFETY: if is_dangling returns false, then the pointer is dereferencable.
+            // SAFETY: if is_dangling returns false, then the pointer is dereferenceable.
             // The payload may be dropped at this point, and we have to maintain provenance,
             // so use raw pointer manipulation.
             unsafe { ptr::addr_of_mut!((*ptr).data) }