Auto merge of #142299 - fmease:rollup-u86s80a, r=fmease

Rollup of 16 pull requests

Successful merges:

 - rust-lang/rust#134442 (Specify the behavior of `file!`)
 - rust-lang/rust#140372 (Exhaustively handle parsed attributes in CheckAttr)
 - rust-lang/rust#140766 (Stabilize keylocker)
 - rust-lang/rust#141642 (Note the version and PR of removed features when using it)
 - rust-lang/rust#141818 (Don't create .msi installer for gnullvm hosts)
 - rust-lang/rust#141909 (Add central execution context to bootstrap)
 - rust-lang/rust#141992 (use `#[naked]` for `__rust_probestack`)
 - rust-lang/rust#142101 (core::ptr: deduplicate more method docs)
 - rust-lang/rust#142102 (docs: Small clarification on the usage of read_to_string and read_to_end trait methods)
 - rust-lang/rust#142124 (Allow transmute casts in pre-runtime-MIR)
 - rust-lang/rust#142240 (deduplicate the rest of AST walker functions)
 - rust-lang/rust#142258 (platform-support.md: Mention specific Linux kernel version or later)
 - rust-lang/rust#142262 (Mark `core::slice::memchr` as `#[doc(hidden)]`)
 - rust-lang/rust#142271 (compiler: fn ptrs should hit different lints based on ABI)
 - rust-lang/rust#142275 (rustdoc: Refractor `clean_ty_generics`)
 - rust-lang/rust#142288 (const_eval: fix some outdated comments)

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

Author: bors

compiler-builtins/src/lib.rs

@@ -8,6 +8,7 @@
 #![feature(linkage)]
 #![feature(naked_functions)]
 #![feature(repr_simd)]
+#![feature(rustc_attrs)]
 #![cfg_attr(f16_enabled, feature(f16))]
 #![cfg_attr(f128_enabled, feature(f128))]
 #![no_builtins]