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Compiler Error C3110

'function_name' : you cannot overload a COM interface method

An interface that is prefaced by an interface attribute, such as:

cannot be overloaded. For example:

// C3110.cpp
#include <unknwn.h>
[ object, uuid= "4F98A180-EF37-11D1-978D-0000F805D73B" ]
__interface ITestInterface
{
   HRESULT mf1(void);
   HRESULT mf1(BSTR); // C3110
};

int main()
{
}
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