X-Git-Url: https://git.ralfj.de/rust-101.git/blobdiff_plain/4b75a1808a0ee75383f81659f6262fefc7047a09..706bf6cb37885ca97a49f772de00b535cf3dbf9f:/solutions/src/callbacks.rs

diff --git a/solutions/src/callbacks.rs b/solutions/src/callbacks.rs
index a42732d..2b0eeef 100644
--- a/solutions/src/callbacks.rs
+++ b/solutions/src/callbacks.rs
@@ -65,6 +65,7 @@ mod tests {
         // We do a clone, and call `call` on that one. This makes sure that it's not our `RefCell` that complains about two mutable borrows,
         // but rather the `RefCell` inside the `CallbacksMut`.
         let mut c2: Callbacks = c.borrow().clone();
+        drop(c);
         c2.call(42);
     }
 }
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