虚函数表：QT5与VS2015的差异

 1 #include <iostream>
 2 using namespace std;
 3 
 4 
 5 class Demo
 6 {
 7 public:
 8     Demo()
 9     {
10         cout << "Demo()" << endl;
11     }
12     virtual ~Demo()
13     {
14         cout << "~Demo()" << endl;
15     }
16     virtual void Fun1()
17     {
18         cout << "Fun1()" << endl;
19     }
20     virtual void Fun2()
21     {
22         cout << "Fun2()" << endl;
23     }
24     virtual void Fun3()
25     {
26         cout << "Fun3()" << endl;
27     }
28 };
29 
30 typedef void(FUN)();
31 int main()
32 {
33     Demo D1;
34 
35     int *p = (int *)&D1;
36 
37     FUN * pFun = (FUN *)*((int*)*p + 1);
38     pFun();
39 
40     return 0;
41 }