#include <QCoreApplication>
#include <QSharedPointer>
#include <QDebug>
#include <memory>

using std::shared_ptr;

class TestClass
{
public:
    TestClass() {}
    void doSomething();
};


void TestClass::doSomething()
{
    qInfo() << "doing something";
}

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    TestClass * pTestClass = new TestClass();
    pTestClass->doSomething();

    QSharedPointer<TestClass> pQSP = QSharedPointer<TestClass>(new TestClass);
    pQSP->doSomething();

    shared_ptr<TestClass> pSP = std::make_shared<TestClass>();
    pSP->doSomething();

    typedef shared_ptr<TestClass> TestPtr;
    TestPtr tp = std::make_shared<TestClass>();
    tp->doSomething();

    return a.exec();
}