Add virtual destructor to SignalBase

Quashes a frequent warning
2019-09-08 17:42:37 -04:00 · 2019-09-08 17:42:37 -04:00 · 8e2009a055
parent c186f153c3
commit 8e2009a055
1 changed files with 1 additions and 0 deletions
--- a/libaegisub/include/libaegisub/signal.h
+++ b/libaegisub/include/libaegisub/signal.h
@ -100,6 +100,7 @@ namespace detail {
 		SignalBase& operator=(SignalBase const&) = delete;
 	protected:
 		SignalBase() = default;
+		virtual ~SignalBase() {};
 		/// @brief Notify a slot that it has been disconnected
 		/// @param tok Token to disconnect
 		///