Fix various route-manager issues reported by Hyde.

[flightgear.git] / src / Autopilot / flipflop.hxx

diff --git a/src/Autopilot/flipflop.hxx b/src/Autopilot/flipflop.hxx
index dfdb38252d031c82033b2510f37aa9a3618800e9..e81c551a162c24173cfe9ec4d2f7e964dc6aff1f 100644 (file)
--- a/src/Autopilot/flipflop.hxx
+++ b/src/Autopilot/flipflop.hxx
@@ -38,6 +38,7 @@ protected:
   */
   virtual bool configure( const std::string & nodeName, SGPropertyNode_ptr configNode ) { return false; }
 public:
+  virtual ~FlipFlopImplementation() {}
   /**
    * @brief evaluates the output state from the input lines
    * @param dt the elapsed time in seconds from since the last call