Auto merge of #145020 - GuillaumeGomez:rollup-5prs9kw, r=GuillaumeGomez

Rollup of 15 pull requests

Successful merges:

 - rust-lang/rust#144195 (Parser: Recover from attributes applied to types and generic args)
 - rust-lang/rust#144794 (Port `#[coroutine]` to the new attribute system)
 - rust-lang/rust#144835 (Anonymize binders in tail call sig)
 - rust-lang/rust#144861 (Stabilize `panic_payload_as_str` feature)
 - rust-lang/rust#144917 (Enforce tail call type is related to body return type in borrowck)
 - rust-lang/rust#144948 (we only merge candidates for trait and normalizes-to goals)
 - rust-lang/rust#144956 (Gate const trait syntax)
 - rust-lang/rust#144970 (rustdoc: fix caching of intra-doc links on reexports)
 - rust-lang/rust#144972 (add code example showing that file_prefix treats dotfiles as the name of a file, not an extension)
 - rust-lang/rust#144975 (`File::set_times`: Update documentation and example to support setting timestamps on directories)
 - rust-lang/rust#144977 (Fortify generic param default checks)
 - rust-lang/rust#144996 (simplifycfg: Mark as changed when start is modified in collapse goto chain)
 - rust-lang/rust#144998 (mir: Do not modify NonUse in `super_projection_elem`)
 - rust-lang/rust#145000 (Remove unneeded `stage` parameter when setting up stdlib Cargo)
 - rust-lang/rust#145008 (Fix rustdoc scrape examples crash)

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

3 files changed, 9 insertions, 4 deletions

diff --git a/library/std/src/fs.rs b/library/std/src/fs.rs
index 72ad7c244ee..b3ca118a452 100644
--- a/library/std/src/fs.rs
+++ b/library/std/src/fs.rs
@@ -1111,6 +1111,11 @@ impl File {
     /// `futimes` on macOS before 10.13) and the `SetFileTime` function on Windows. Note that this
     /// [may change in the future][changes].
     ///
+    /// On most platforms, including UNIX and Windows platforms, this function can also change the
+    /// timestamps of a directory. To get a `File` representing a directory in order to call
+    /// `set_times`, open the directory with `File::open` without attempting to obtain write
+    /// permission.
+    ///
     /// [changes]: io#platform-specific-behavior
     ///
     /// # Errors
@@ -1128,7 +1133,7 @@ impl File {
     ///     use std::fs::{self, File, FileTimes};
     ///
     ///     let src = fs::metadata("src")?;
-    ///     let dest = File::options().write(true).open("dest")?;
+    ///     let dest = File::open("dest")?;
     ///     let times = FileTimes::new()
     ///         .set_accessed(src.accessed()?)
     ///         .set_modified(src.modified()?);
diff --git a/library/std/src/panic.rs b/library/std/src/panic.rs
index 913ef72f674..cff4f20b5a8 100644
--- a/library/std/src/panic.rs
+++ b/library/std/src/panic.rs
@@ -108,8 +108,6 @@ impl<'a> PanicHookInfo<'a> {
     /// # Example
     ///
     /// ```should_panic
-    /// #![feature(panic_payload_as_str)]
-    ///
     /// std::panic::set_hook(Box::new(|panic_info| {
     ///     if let Some(s) = panic_info.payload_as_str() {
     ///         println!("panic occurred: {s:?}");
@@ -122,7 +120,7 @@ impl<'a> PanicHookInfo<'a> {
     /// ```
     #[must_use]
     #[inline]
-    #[unstable(feature = "panic_payload_as_str", issue = "125175")]
+    #[stable(feature = "panic_payload_as_str", since = "CURRENT_RUSTC_VERSION")]
     pub fn payload_as_str(&self) -> Option<&str> {
         if let Some(s) = self.payload.downcast_ref::<&str>() {
             Some(s)
diff --git a/library/std/src/path.rs b/library/std/src/path.rs
index 055e7f81480..e7ba6936435 100644
--- a/library/std/src/path.rs
+++ b/library/std/src/path.rs
@@ -2683,6 +2683,8 @@ impl Path {
     ///
     /// assert_eq!("foo", Path::new("foo.rs").file_prefix().unwrap());
     /// assert_eq!("foo", Path::new("foo.tar.gz").file_prefix().unwrap());
+    /// assert_eq!(".config", Path::new(".config").file_prefix().unwrap());
+    /// assert_eq!(".config", Path::new(".config.toml").file_prefix().unwrap());
     /// ```
     ///
     /// # See Also