Mark locks in std lib with clippy::has_significant_drop

c410-f3r · May 7, 2022 · bbb1c5b · bbb1c5b
1 parent 4799baa
commit bbb1c5b
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diff --git a/library/std/src/sync/mutex.rs b/library/std/src/sync/mutex.rs
@@ -192,6 +192,7 @@ unsafe impl<T: ?Sized + Send> Sync for Mutex<T> {}
                       points can cause deadlocks, delays, \
                       and cause Futures to not implement `Send`"]
 #[stable(feature = "rust1", since = "1.0.0")]
+#[clippy::has_significant_drop]
 pub struct MutexGuard<'a, T: ?Sized + 'a> {
     lock: &'a Mutex<T>,
     poison: poison::Guard,

diff --git a/library/std/src/sync/rwlock.rs b/library/std/src/sync/rwlock.rs
@@ -99,6 +99,7 @@ unsafe impl<T: ?Sized + Send + Sync> Sync for RwLock<T> {}
                       points can cause deadlocks, delays, \
                       and cause Futures to not implement `Send`"]
 #[stable(feature = "rust1", since = "1.0.0")]
+#[clippy::has_significant_drop]
 pub struct RwLockReadGuard<'a, T: ?Sized + 'a> {
     lock: &'a RwLock<T>,
 }
@@ -122,6 +123,7 @@ unsafe impl<T: ?Sized + Sync> Sync for RwLockReadGuard<'_, T> {}
                       points can cause deadlocks, delays, \
                       and cause Future's to not implement `Send`"]
 #[stable(feature = "rust1", since = "1.0.0")]
+#[clippy::has_significant_drop]
 pub struct RwLockWriteGuard<'a, T: ?Sized + 'a> {
     lock: &'a RwLock<T>,
     poison: poison::Guard,