C++ binary compatibility between GCC 3.1 and GCC 3.2?

[Joseph S. Myers]

On Thu, 4 Jul 2002, Andreas Jaeger wrote:

> What will this mean for distributions and for production usage of GCC
> 3.1?  I fear this means that folks cannot easily upgrade from GCC 3.1
> to GCC 3.2 since C++ is incompatible and all C++ libraries that are
> needed for development need to be relinked.

Where does libstdc++ fit into this?  Is libstdc++ yet ready to be binary
compatible between successive major releases?  If not, how useful is
binary compatibility of the underlying C++ ABI?

-- 
Joseph S. Myers
jsm28@cam.ac.uk