Auto merge of #86891 - JohnTitor:rollup-gy2gan9, r=JohnTitor

Rollup of 7 pull requests

Successful merges:

 - #83581 (Add std::os::unix::fs::DirEntryExt2::file_name_ref(&self) -> &OsStr)
 - #85377 (aborts: Clarify documentation and comments)
 - #86685 (double-check mutability inside Allocation)
 - #86794 (Stabilize `Seek::rewind()`)
 - #86852 (Remove some doc aliases)
 - #86878 (:arrow_up: rust-analyzer)
 - #86886 (Remove `impl Clean for {Ident, Symbol}`)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

9 files changed, 0 insertions, 23 deletions

diff --git a/library/alloc/src/boxed.rs b/library/alloc/src/boxed.rs
index 13b42442dcf..53bfe02d0e7 100644
--- a/library/alloc/src/boxed.rs
+++ b/library/alloc/src/boxed.rs
@@ -187,8 +187,6 @@ impl<T> Box<T> {
     /// ```
     #[cfg(not(no_global_oom_handling))]
     #[inline(always)]
-    #[doc(alias = "alloc")]
-    #[doc(alias = "malloc")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn new(x: T) -> Self {
         box x
@@ -239,7 +237,6 @@ impl<T> Box<T> {
     /// [zeroed]: mem::MaybeUninit::zeroed
     #[cfg(not(no_global_oom_handling))]
     #[inline]
-    #[doc(alias = "calloc")]
     #[unstable(feature = "new_uninit", issue = "63291")]
     pub fn new_zeroed() -> Box<mem::MaybeUninit<T>> {
         Self::new_zeroed_in(Global)
diff --git a/library/alloc/src/collections/binary_heap.rs b/library/alloc/src/collections/binary_heap.rs
index 544e18d1ff3..2f656e4a6b4 100644
--- a/library/alloc/src/collections/binary_heap.rs
+++ b/library/alloc/src/collections/binary_heap.rs
@@ -1034,7 +1034,6 @@ impl<T> BinaryHeap<T> {
     ///
     /// assert_eq!(heap.len(), 2);
     /// ```
-    #[doc(alias = "length")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn len(&self) -> usize {
         self.data.len()
diff --git a/library/alloc/src/collections/btree/map.rs b/library/alloc/src/collections/btree/map.rs
index d7519c6d093..dfd693d13b3 100644
--- a/library/alloc/src/collections/btree/map.rs
+++ b/library/alloc/src/collections/btree/map.rs
@@ -889,7 +889,6 @@ impl<K, V> BTreeMap<K, V> {
     /// assert_eq!(map.remove(&1), Some("a"));
     /// assert_eq!(map.remove(&1), None);
     /// ```
-    #[doc(alias = "delete")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn remove<Q: ?Sized>(&mut self, key: &Q) -> Option<V>
     where
@@ -2165,7 +2164,6 @@ impl<K, V> BTreeMap<K, V> {
     /// a.insert(1, "a");
     /// assert_eq!(a.len(), 1);
     /// ```
-    #[doc(alias = "length")]
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_unstable(feature = "const_btree_new", issue = "71835")]
     pub const fn len(&self) -> usize {
diff --git a/library/alloc/src/collections/btree/set.rs b/library/alloc/src/collections/btree/set.rs
index 737932d931c..34ec27e461c 100644
--- a/library/alloc/src/collections/btree/set.rs
+++ b/library/alloc/src/collections/btree/set.rs
@@ -810,7 +810,6 @@ impl<T> BTreeSet<T> {
     /// assert_eq!(set.remove(&2), true);
     /// assert_eq!(set.remove(&2), false);
     /// ```
-    #[doc(alias = "delete")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn remove<Q: ?Sized>(&mut self, value: &Q) -> bool
     where
@@ -1021,7 +1020,6 @@ impl<T> BTreeSet<T> {
     /// v.insert(1);
     /// assert_eq!(v.len(), 1);
     /// ```
-    #[doc(alias = "length")]
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_unstable(feature = "const_btree_new", issue = "71835")]
     pub const fn len(&self) -> usize {
diff --git a/library/alloc/src/collections/linked_list.rs b/library/alloc/src/collections/linked_list.rs
index ea216786ea2..588ba2de220 100644
--- a/library/alloc/src/collections/linked_list.rs
+++ b/library/alloc/src/collections/linked_list.rs
@@ -586,7 +586,6 @@ impl<T> LinkedList<T> {
     /// dl.push_back(3);
     /// assert_eq!(dl.len(), 3);
     /// ```
-    #[doc(alias = "length")]
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn len(&self) -> usize {
diff --git a/library/alloc/src/collections/vec_deque/mod.rs b/library/alloc/src/collections/vec_deque/mod.rs
index 5d03be35e46..461e701be05 100644
--- a/library/alloc/src/collections/vec_deque/mod.rs
+++ b/library/alloc/src/collections/vec_deque/mod.rs
@@ -1036,7 +1036,6 @@ impl<T> VecDeque<T> {
     /// v.push_back(1);
     /// assert_eq!(v.len(), 1);
     /// ```
-    #[doc(alias = "length")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn len(&self) -> usize {
         count(self.tail, self.head, self.cap())
diff --git a/library/alloc/src/macros.rs b/library/alloc/src/macros.rs
index 6a64587a223..189da9f0639 100644
--- a/library/alloc/src/macros.rs
+++ b/library/alloc/src/macros.rs
@@ -35,8 +35,6 @@
 ///
 /// [`Vec`]: crate::vec::Vec
 #[cfg(not(test))]
-#[doc(alias = "alloc")]
-#[doc(alias = "malloc")]
 #[macro_export]
 #[stable(feature = "rust1", since = "1.0.0")]
 #[allow_internal_unstable(box_syntax, liballoc_internals)]
diff --git a/library/alloc/src/string.rs b/library/alloc/src/string.rs
index d0cf6244756..0d8678291be 100644
--- a/library/alloc/src/string.rs
+++ b/library/alloc/src/string.rs
@@ -419,8 +419,6 @@ impl String {
     /// ```
     #[cfg(not(no_global_oom_handling))]
     #[inline]
-    #[doc(alias = "alloc")]
-    #[doc(alias = "malloc")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn with_capacity(capacity: usize) -> String {
         String { vec: Vec::with_capacity(capacity) }
@@ -1534,7 +1532,6 @@ impl String {
     /// assert_eq!(fancy_f.len(), 4);
     /// assert_eq!(fancy_f.chars().count(), 3);
     /// ```
-    #[doc(alias = "length")]
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn len(&self) -> usize {
diff --git a/library/alloc/src/vec/mod.rs b/library/alloc/src/vec/mod.rs
index 4ac28b8308e..61599259735 100644
--- a/library/alloc/src/vec/mod.rs
+++ b/library/alloc/src/vec/mod.rs
@@ -459,7 +459,6 @@ impl<T> Vec<T> {
     /// ```
     #[cfg(not(no_global_oom_handling))]
     #[inline]
-    #[doc(alias = "malloc")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn with_capacity(capacity: usize) -> Self {
         Self::with_capacity_in(capacity, Global)
@@ -799,7 +798,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// assert!(vec.capacity() >= 11);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[doc(alias = "realloc")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn reserve(&mut self, additional: usize) {
         self.buf.reserve(self.len, additional);
@@ -826,7 +824,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// assert!(vec.capacity() >= 11);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[doc(alias = "realloc")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn reserve_exact(&mut self, additional: usize) {
         self.buf.reserve_exact(self.len, additional);
@@ -864,7 +861,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// }
     /// # process_data(&[1, 2, 3]).expect("why is the test harness OOMing on 12 bytes?");
     /// ```
-    #[doc(alias = "realloc")]
     #[unstable(feature = "try_reserve", reason = "new API", issue = "48043")]
     pub fn try_reserve(&mut self, additional: usize) -> Result<(), TryReserveError> {
         self.buf.try_reserve(self.len, additional)
@@ -906,7 +902,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// }
     /// # process_data(&[1, 2, 3]).expect("why is the test harness OOMing on 12 bytes?");
     /// ```
-    #[doc(alias = "realloc")]
     #[unstable(feature = "try_reserve", reason = "new API", issue = "48043")]
     pub fn try_reserve_exact(&mut self, additional: usize) -> Result<(), TryReserveError> {
         self.buf.try_reserve_exact(self.len, additional)
@@ -927,7 +922,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// assert!(vec.capacity() >= 3);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[doc(alias = "realloc")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn shrink_to_fit(&mut self) {
         // The capacity is never less than the length, and there's nothing to do when
@@ -958,7 +952,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// assert!(vec.capacity() >= 3);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[doc(alias = "realloc")]
     #[unstable(feature = "shrink_to", reason = "new API", issue = "56431")]
     pub fn shrink_to(&mut self, min_capacity: usize) {
         if self.capacity() > min_capacity {
@@ -1820,7 +1813,6 @@ impl<T, A: Allocator> Vec<T, A> {
     /// let a = vec![1, 2, 3];
     /// assert_eq!(a.len(), 3);
     /// ```
-    #[doc(alias = "length")]
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn len(&self) -> usize {