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-rw-r--r--src/libcore/mem.rs4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/libcore/mem.rs b/src/libcore/mem.rs
index 5bc55300a97..b83c2e21a1a 100644
--- a/src/libcore/mem.rs
+++ b/src/libcore/mem.rs
@@ -1240,7 +1240,5 @@ unsafe impl<'a, T, F: Future<Output = T> + 'a> UnsafeFutureObj<'a, T> for PinMut
         PinMut::new_unchecked(&mut *(ptr as *mut F)).poll(cx)
     }
 
-    unsafe fn drop(ptr: *mut ()) {
-        drop(PinMut::new_unchecked(&mut *(ptr as *mut F)));
-    }
+    unsafe fn drop(_ptr: *mut ()) {}
 }