MSXML2::IXMLDocument2Ptr

#include <iostream>

namespace MSXML2
{
    class IXMLDOMProcessingInstructionPtr
    {

    };

    class IXMLDocument2Ptr
    {
    public:
        IXMLDocument2Ptr* operator->();

        IXMLDOMProcessingInstructionPtr createProcessingInstruction(const std::string& x, const std::string& y);
    };

    IXMLDocument2Ptr* IXMLDocument2Ptr::operator->()
    {
        return this;
    }

    IXMLDOMProcessingInstructionPtr IXMLDocument2Ptr::createProcessingInstruction(const std::string& x, const std::string& y)
    {
        std::cout << x << ", " << y << std::endl;

        return IXMLDOMProcessingInstructionPtr();
    }

}

int main()
{
    MSXML2::IXMLDocument2Ptr doc;
    MSXML2::IXMLDOMProcessingInstructionPtr instruction = doc->createProcessingInstruction("xml", "utf-8");

    (void)instruction;

    return 0;
}