Auto merge of #99792 - JohnTitor:rollup-20i7ewx, r=JohnTitor

Rollup of 8 pull requests

Successful merges:

 - #98583 (Stabilize Windows `FileTypeExt` with `is_symlink_dir` and `is_symlink_file`)
 - #99698 (Prefer visibility map parents that are not `doc(hidden)` first)
 - #99700 (Add a clickable link to the layout section)
 - #99712 (passes: port more of `check_attr` module)
 - #99759 (Remove dead code from cg_llvm)
 - #99765 (Don't build std for *-uefi targets)
 - #99771 (Update pulldown-cmark version to 0.9.2 (fixes url encoding for some chars))
 - #99775 (rustdoc: do not allocate String when writing path full name)

Failed merges:

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

Author: bors

std/src/os/windows/fs.rs

@@ -7,6 +7,7 @@
 use crate::fs::{self, Metadata, OpenOptions};
 use crate::io;
 use crate::path::Path;
+use crate::sealed::Sealed;
 use crate::sys;
 use crate::sys_common::{AsInner, AsInnerMut};
 
@@ -502,17 +503,20 @@ impl MetadataExt for Metadata {
 /// Windows-specific extensions to [`fs::FileType`].
 ///
 /// On Windows, a symbolic link knows whether it is a file or directory.
-#[unstable(feature = "windows_file_type_ext", issue = "none")]
-pub trait FileTypeExt {
+#[stable(feature = "windows_file_type_ext", since = "1.64.0")]
+pub trait FileTypeExt: Sealed {
     /// Returns `true` if this file type is a symbolic link that is also a directory.
-    #[unstable(feature = "windows_file_type_ext", issue = "none")]
+    #[stable(feature = "windows_file_type_ext", since = "1.64.0")]
     fn is_symlink_dir(&self) -> bool;
     /// Returns `true` if this file type is a symbolic link that is also a file.
-    #[unstable(feature = "windows_file_type_ext", issue = "none")]
+    #[stable(feature = "windows_file_type_ext", since = "1.64.0")]
     fn is_symlink_file(&self) -> bool;
 }
 
-#[unstable(feature = "windows_file_type_ext", issue = "none")]
+#[stable(feature = "windows_file_type_ext", since = "1.64.0")]
+impl Sealed for fs::FileType {}
+
+#[stable(feature = "windows_file_type_ext", since = "1.64.0")]
 impl FileTypeExt for fs::FileType {
     fn is_symlink_dir(&self) -> bool {
         self.as_inner().is_symlink_dir()