Auto merge of #109206 - matthiaskrgr:rollup-oev8ax6, r=matthiaskrgr

Rollup of 10 pull requests

Successful merges:

 - #108875 (rustdoc: fix type search for `Option` combinators)
 - #108971 (error-msg: impl better suggestion for `E0532`)
 - #109139 (rustdoc: DocFS: Replace rayon with threadpool and enable it for all targets)
 - #109151 (Assert def-kind is correct for alias types)
 - #109158 (error-msg: expand suggestion for `unused_def` lint)
 - #109166 (make `define_opaque_types` fully explicit)
 - #109171 (Some cleanups in our normalization logic)
 - #109180 (Unequal → Not equal)
 - #109185 (rustdoc: remove `std::` from primitive intra-doc link tooltips)
 - #109192 (Mention UEFI target promotion in release notes for 1.67.0)

Failed merges:

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

3 files changed, 3 insertions, 3 deletions

diff --git a/library/core/src/hash/mod.rs b/library/core/src/hash/mod.rs
index 71a0d1825ef..3bdde0993b9 100644
--- a/library/core/src/hash/mod.rs
+++ b/library/core/src/hash/mod.rs
@@ -158,7 +158,7 @@ mod sip;
 ///
 /// Implementations of `hash` should ensure that the data they
 /// pass to the `Hasher` are prefix-free. That is,
-/// unequal values should cause two different sequences of values to be written,
+/// values which are not equal should cause two different sequences of values to be written,
 /// and neither of the two sequences should be a prefix of the other.
 ///
 /// For example, the standard implementation of [`Hash` for `&str`][impl] passes an extra
diff --git a/library/core/src/iter/traits/iterator.rs b/library/core/src/iter/traits/iterator.rs
index b8e7d0a68da..e791158e259 100644
--- a/library/core/src/iter/traits/iterator.rs
+++ b/library/core/src/iter/traits/iterator.rs
@@ -3721,7 +3721,7 @@ pub trait Iterator {
         }
     }
 
-    /// Determines if the elements of this [`Iterator`] are unequal to those of
+    /// Determines if the elements of this [`Iterator`] are not equal to those of
     /// another.
     ///
     /// # Examples
diff --git a/library/core/src/primitive_docs.rs b/library/core/src/primitive_docs.rs
index 6f78811a186..e12a3e378a6 100644
--- a/library/core/src/primitive_docs.rs
+++ b/library/core/src/primitive_docs.rs
@@ -1110,7 +1110,7 @@ impl<T: Copy> Copy for (T,) {
 /// - [NaN (not a number)](#associatedconstant.NAN): this value results from
 ///   calculations like `(-1.0).sqrt()`. NaN has some potentially unexpected
 ///   behavior:
-///   - It is unequal to any float, including itself! This is the reason `f32`
+///   - It is not equal to any float, including itself! This is the reason `f32`
 ///     doesn't implement the `Eq` trait.
 ///   - It is also neither smaller nor greater than any float, making it
 ///     impossible to sort by the default comparison operation, which is the