*** Dumping AST Record Layout
         0 | class VirtualBase
         0 |   (VirtualBase vtable pointer)
           | [sizeof=8, dsize=8, align=8,
           |  nvsize=8, nvalign=8]

*** Dumping AST Record Layout
         0 | class VirtualDerived
         0 |   class VirtualBase (primary base)
         0 |     (VirtualBase vtable pointer)
         8 |   int m_counter
           | [sizeof=16, dsize=12, align=8,
           |  nvsize=12, nvalign=8]