vd

0

Suppresses the creation of the hidden vtordisp members in C++ objects.

1

Enables the creation of hidden vtordisp members in C++ objects when they are necessary.

2

Enables the hidden vtordisp members for all virtual base classes with virtual functions. This setting is recommended in the following cases:

• When the only virtual function in your virtual base class is a destructor

• When you want to ensure correct performance of the dynamic_cast operator on a partially-constructed object