Auto merge of rust-lang#137608 - fmease:rollup-h4siso6, r=fmease

Rollup of 8 pull requests

Successful merges:

 - rust-lang#137370 (adjust_abi: make fallback logic for ABIs a bit easier to read)
 - rust-lang#137444 (Improve behavior of `IF_LET_RESCOPE` around temporaries and place expressions)
 - rust-lang#137464 (Fix invalid suggestion from type error for derive macro)
 - rust-lang#137539 ( Add rustdoc-gui regression test for rust-lang#137082 )
 - rust-lang#137576 (Don't doc-comment BTreeMap<K, SetValZST, A>)
 - rust-lang#137595 (remove `simd_fpow` and `simd_fpowi`)
 - rust-lang#137600 (type_ir: remove redundant part of comment)
 - rust-lang#137602 (feature: fix typo in attribute description)

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

Author: bors

Diff for: alloc/src/collections/btree/map.rs

@@ -289,7 +289,7 @@ impl<K: Clone, V: Clone, A: Allocator + Clone> Clone for BTreeMap<K, V, A> {
     }
 }
 
-/// Internal functionality for `BTreeSet`.
+// Internal functionality for `BTreeSet`.
 impl<K, A: Allocator + Clone> BTreeMap<K, SetValZST, A> {
     pub(super) fn replace(&mut self, key: K) -> Option<K>
     where