Примеры ошибок, обнаруженных с помощью диагностики V1053

V1053. Calling the 'foo' virtual function in the constructor/destructor may lead to unexpected result at runtime.

qdEngine

V1053 [CERT-OOP50-CPP] Calling the 'Finit' virtual function in the destructor may lead to unexpected result at runtime. gr_dispatcher.cpp 54

class grDispatcher
{
  ....
  virtual ~grDispatcher();
  virtual bool Finit();
  ....
};

grDispatcher::~grDispatcher()
{
  Finit();
  if(dispatcher_ptr_ == this) dispatcher_ptr_ = 0;
}

bool grDispatcher::Finit()
{
#ifdef _GR_ENABLE_ZBUFFER
  free_zbuffer();
#endif

  flags &= ~GR_INITED;
  SizeX = SizeY = 0;
  wndPosX = wndPosY = 0;
  screenBuf = NULL;
  delete  yTable;
  yTable = NULL;

  return true;
}

class DDraw_grDispatcher : public grDispatcher
{
  ....
  ~DDraw_grDispatcher();
  bool Finit();
  ....
};

DDraw_grDispatcher::~DDraw_grDispatcher()
{
  if(ddobj_){
    ddobj_ -> Release();
    ddobj_ = NULL;
  }
  video_modes_.clear();
}

bool DDraw_grDispatcher::Finit()
{
  grDispatcher::Finit();

  if(back_surface_){
    ....
    ddobj_ -> SetCooperativeLevel((HWND)Get_hWnd(),DDSCL_NORMAL);
    if(fullscreen_ && ddobj_) ddobj_ -> RestoreDisplayMode();
  }
  if(prim_surface_){
    prim_surface_ -> Release();
    prim_surface_ = NULL;
  }
  if(back_surface_){
    back_surface_ -> Release();
    back_surface_ = NULL;
  }

  return true;
}