1 files changed, 12 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/significant_drop_tightening.rs b/src/tools/clippy/tests/ui/significant_drop_tightening.rs
index 9c139deb9..36f77cf1b 100644
--- a/src/tools/clippy/tests/ui/significant_drop_tightening.rs
+++ b/src/tools/clippy/tests/ui/significant_drop_tightening.rs
@@ -15,6 +15,18 @@ pub fn complex_return_triggers_the_lint() -> i32 {
     foo()
 }
 
+pub fn issue_10413() {
+    let mutex = Mutex::new(Some(1));
+    let opt = Some(1);
+    if opt.is_some() {
+        let lock = mutex.lock().unwrap();
+        let _ = *lock;
+        if opt.is_some() {
+            let _ = *lock;
+        }
+    }
+}
+
 pub fn path_return_can_be_ignored() -> i32 {
     let mutex = Mutex::new(1);
     let lock = mutex.lock().unwrap();