Auto merge of #121859 - matthiaskrgr:rollup-i724wpm, r=matthiaskrgr

Rollup of 12 pull requests

Successful merges:

 - #120646 (Fix incorrect suggestion for uninitialized binding in pattern)
 - #121416 (Improve error messages for generics with default parameters)
 - #121475 (Add tidy check for .stderr/.stdout files for non-existent test revisions)
 - #121580 (make unused_imports less assertive in test modules)
 - #121736 (Remove `Mutex::unlock` Function)
 - #121784 (Make the success arms of `if lhs || rhs` meet up in a separate block)
 - #121818 (CFI: Remove unused `typeid_for_fnsig`)
 - #121819 (Handle stashing of delayed bugs)
 - #121828 (Remove unused fluent messages)
 - #121831 (Fix typo in comment)
 - #121850 (Make `ZeroablePrimitive` trait unsafe.)
 - #121853 (normalizes-to: handle negative impls)

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

1 files changed, 0 insertions, 20 deletions

diff --git a/library/std/src/sync/mutex.rs b/library/std/src/sync/mutex.rs
index fa91f9d907a..65ff10e02d4 100644
--- a/library/std/src/sync/mutex.rs
+++ b/library/std/src/sync/mutex.rs
@@ -369,26 +369,6 @@ impl<T: ?Sized> Mutex<T> {
         }
     }
 
-    /// Immediately drops the guard, and consequently unlocks the mutex.
-    ///
-    /// This function is equivalent to calling [`drop`] on the guard but is more self-documenting.
-    /// Alternately, the guard will be automatically dropped when it goes out of scope.
-    ///
-    /// ```
-    /// #![feature(mutex_unlock)]
-    ///
-    /// use std::sync::Mutex;
-    /// let mutex = Mutex::new(0);
-    ///
-    /// let mut guard = mutex.lock().unwrap();
-    /// *guard += 20;
-    /// Mutex::unlock(guard);
-    /// ```
-    #[unstable(feature = "mutex_unlock", issue = "81872")]
-    pub fn unlock(guard: MutexGuard<'_, T>) {
-        drop(guard);
-    }
-
     /// Determines whether the mutex is poisoned.
     ///
     /// If another thread is active, the mutex can still become poisoned at any