1 files changed, 1 insertions, 0 deletions
diff --git a/MoonParser/parser.hpp b/MoonParser/parser.hpp
index 540a51c..5ec92af 100644
--- a/MoonParser/parser.hpp
+++ b/MoonParser/parser.hpp
@@ -140,6 +140,7 @@ public:
    ///empty constructor.
    input_range() {}
+        virtual ~input_range() {}
    /** constructor.
        @param b begin position.

diff --git a/MoonParser/parser.hpp b/MoonParser/parser.hpp index 540a51c..5ec92af 100644 --- a/MoonParser/parser.hpp +++ b/MoonParser/parser.hpp
@@ -140,6 +140,7 @@ public:
140		140
141	///empty constructor.	141	///empty constructor.
142	input_range() {}	142	input_range() {}
		143	virtual ~input_range() {}
143		144
144	/** constructor.	145	/** constructor.
145	@param b begin position.	146	@param b begin position.