6 files changed, 14 insertions, 22 deletions
diff --git a/include/crtp_tag.h b/include/crtp_tag.h
index f35b9d0c9a..fa28a74d41 100644
--- a/include/crtp_tag.h
+++ b/include/crtp_tag.h
@@ -32,6 +32,11 @@ namespace detail
     class crtp_tag : public tag
     {
     public:
+        //Pure virtual destructor to make the class abstract
+        virtual ~crtp_tag() = 0;
+
+        tag_type get_type() const noexcept override final;
+
         std::unique_ptr<tag> move_clone() && override final;
 
     private:
@@ -40,6 +45,15 @@ namespace detail
     };
 
     template<class Sub>
+    crtp_tag<Sub>::~crtp_tag() {}
+
+    template<class Sub>
+    tag_type crtp_tag<Sub>::get_type() const noexcept
+    {
+        return Sub::type;
+    }
+
+    template<class Sub>
     std::unique_ptr<tag> crtp_tag<Sub>::move_clone() &&
     {
         return std::unique_ptr<tag>(
diff --git a/include/tag_compound.h b/include/tag_compound.h
index 265479c8af..ddd96e0a58 100644
--- a/include/tag_compound.h
+++ b/include/tag_compound.h
@@ -107,8 +107,6 @@ public:
     const_iterator cbegin() const;
     const_iterator cend() const;
 
-    tag_type get_type() const noexcept override;
-
     friend bool operator==(const tag_compound& lhs, const tag_compound& rhs);
     friend bool operator!=(const tag_compound& lhs, const tag_compound& rhs);
 
diff --git a/include/tag_primitive.h b/include/tag_primitive.h
index 6087495048..e839be7da0 100644
--- a/include/tag_primitive.h
+++ b/include/tag_primitive.h
@@ -51,8 +51,6 @@ public:
     tag_primitive& operator=(T value);
     void set(T value);
 
-    tag_type get_type() const noexcept override;
-
 private:
     T value;
 };
@@ -105,12 +103,6 @@ T tag_primitive<T>::get() const
 }
 
 template<class T>
-tag_type tag_primitive<T>::get_type() const noexcept
-{
-    return type;
-}
-
-template<class T>
 bool operator==(const tag_primitive<T>& lhs, const tag_primitive<T>& rhs)
 {
     return lhs.get() == rhs.get();
diff --git a/include/tag_string.h b/include/tag_string.h
index 3c514bae96..f4476993e3 100644
--- a/include/tag_string.h
+++ b/include/tag_string.h
@@ -45,8 +45,6 @@ public:
     void set(const std::string& str);
     void set(std::string&& str);
 
-    tag_type get_type() const noexcept override;
-
 private:
     std::string value;
 };
diff --git a/src/tag_compound.cpp b/src/tag_compound.cpp
index 6aa12e64ff..6bc83301e2 100644
--- a/src/tag_compound.cpp
+++ b/src/tag_compound.cpp
@@ -79,11 +79,6 @@ auto tag_compound::end() const    -> const_iterator { return tags.end(); }
 auto tag_compound::cbegin() const -> const_iterator { return tags.cbegin(); }
 auto tag_compound::cend() const   -> const_iterator { return tags.cend(); }
 
-tag_type tag_compound::get_type() const noexcept
-{
-    return type;
-}
-
 bool operator==(const tag_compound& lhs, const tag_compound& rhs)
 {
     return lhs.tags == rhs.tags;
diff --git a/src/tag_string.cpp b/src/tag_string.cpp
index 1f1e242e3a..6bd1465e84 100644
--- a/src/tag_string.cpp
+++ b/src/tag_string.cpp
@@ -67,11 +67,6 @@ void tag_string::set(std::string&& str)
     value = std::move(str);
 }
 
-tag_type tag_string::get_type() const noexcept
-{
-    return type;
-}
-
 bool operator==(const tag_string& lhs, const tag_string& rhs)
 {
     return lhs.get() == rhs.get();