Auto merge of rust-lang#102926 - matthiaskrgr:rollup-oe2cdzj, r=matthiaskrgr

Rollup of 11 pull requests

Successful merges:

 - rust-lang#100387 (Check uniqueness of impl items by trait item when applicable.)
 - rust-lang#101727 (Stabilize map_first_last)
 - rust-lang#101774 (Warn about safety of `fetch_update`)
 - rust-lang#102227 (fs::get_path solarish version.)
 - rust-lang#102445 (Add `is_empty()` method to `core::ffi::CStr`.)
 - rust-lang#102612 (Migrate `codegen_ssa` to diagnostics structs - [Part 1])
 - rust-lang#102685 (Interpret EH actions properly)
 - rust-lang#102869 (Add basename and dirname aliases)
 - rust-lang#102889 (rustc_hir: Less error-prone methods for accessing `PartialRes` resolution)
 - rust-lang#102893 (Fix ICE rust-lang#102878)
 - rust-lang#102912 (:arrow_up: rust-analyzer)

Failed merges:

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

Author: bors

src/lib.rs

@@ -1,5 +1,4 @@
 #![feature(rustc_private)]
-#![feature(map_first_last)]
 #![feature(map_try_insert)]
 #![feature(never_type)]
 #![feature(try_blocks)]