Auto merge of #147037 - matthiaskrgr:rollup-xtgqzuu, r=matthiaskrgr

Rollup of 8 pull requests

Successful merges:

 - rust-lang/rust#116882 (rustdoc: hide `#[repr]` if it isn't part of the public ABI)
 - rust-lang/rust#135771 ([rustdoc] Add support for associated items in "jump to def" feature)
 - rust-lang/rust#141032 (avoid violating `slice::from_raw_parts` safety contract in `Vec::extract_if`)
 - rust-lang/rust#142401 (Add proper name mangling for pattern types)
 - rust-lang/rust#146293 (feat: non-panicking `Vec::try_remove`)
 - rust-lang/rust#146859 (BTreeMap: Don't leak allocators when initializing nodes)
 - rust-lang/rust#146924 (Add doc for `NonZero*` const creation)
 - rust-lang/rust#146933 (Make `render_example_with_highlighting` return an `impl fmt::Display`)

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

Author: bors

tests/pass/vec.rs

@@ -169,6 +169,15 @@ fn miri_issue_2759() {
     input.replace_range(0..0, "0");
 }
 
+/// This was skirting the edge of UB, let's make sure it remains on the sound side.
+/// Context: <https://github.com/rust-lang/rust/pull/141032>.
+fn extract_if() {
+    let mut v = vec![Box::new(0u64), Box::new(1u64)];
+    for item in v.extract_if(.., |x| **x == 0) {
+        drop(item);
+    }
+}
+
 fn main() {
     assert_eq!(vec_reallocate().len(), 5);
 
@@ -199,4 +208,5 @@ fn main() {
     swap_remove();
     reverse();
     miri_issue_2759();
+    extract_if();
 }