Re: Abstract base class problems with CINT

From: Pasha Murat (murat@cdfsga.fnal.gov)
Date: Thu Jul 08 1999 - 18:27:30 MEST


Gene Van Buren writes:
 > Hi, I have an abstract base class and an associated
 > derived class which I'd like to use in ROOT CINT. I have
 > no compile-time errors/warnings. However, I cannot
 > load the shared library into ROOT because the __vtbl
 > for the abstract base class is undefined. When I look
 > in the shared library with nm, I see that not only is
 > the __vtbl undefined, but so are the Class, Dictionary,
 > ImplFileLine, and ImplFileName member functions.
 > 
 > Both the base and derived classes have the ClassDef
 > statements (with input number=0), and the derived
 > class implementation file has its ClassImp.
 > 
 > If anyone has suggestions for something I can look at
 > or I've left out, please let me know. Thanks,
 > 
 >                     -Gene Van Buren
 >                     gene@bnl.gov

There are too many ways to screw things up. I think that many people would be 
happy to help you out if you provide a test suit which could be reproduced by 
them. It might also be helpful if you provide information about the 
compiler/platform/ version of ROOT you're using.
							Best, Pasha



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