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Make trunk compile again without warnings...

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...gcc wants virtual destructors for classes with virtual functions
This commit is contained in:
Bartek Waresiak 2008-03-20 11:57:03 +00:00
parent bbd3c9e8b5
commit b6d9038d7f
1 changed files with 2 additions and 0 deletions
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2
src/formula_function.cpp
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@ -594,6 +594,7 @@ namespace {
class base_function_creator {
public:
virtual expression_ptr create_function(const std::vector<expression_ptr>& args) const = 0;
virtual ~base_function_creator() {}
};
template<typename T>
@ -602,6 +603,7 @@ public:
virtual expression_ptr create_function(const std::vector<expression_ptr>& args) const {
return expression_ptr(new T(args));
}
virtual ~function_creator() {}
};
typedef std::map<std::string, base_function_creator*> functions_map;