Make sure the Waitable class has a virtual destructor.

Noticed while reviewing this issue. Signed-off-by: Chris Lalancette <clalancette@openrobotics.org>
ros2 · May 28, 2020 · c9c4253 · c9c4253
1 parent 5632fa0
commit c9c4253
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/rclcpp/include/rclcpp/waitable.hpp b/rclcpp/include/rclcpp/waitable.hpp
@@ -30,6 +30,9 @@ class Waitable
 public:
   RCLCPP_SMART_PTR_DEFINITIONS_NOT_COPYABLE(Waitable)
 
+  RCLCPP_PUBLIC
+  virtual ~Waitable() = default;
+
   /// Get the number of ready subscriptions
   /**
    * Returns a value of 0 by default.