[v3] Update Solaris baselines for GCC 4.7

[Paolo Carlini]

On 01/30/2012 06:11 PM, Rainer Orth wrote:
> I.e. there are *no* libstdc++ or C++ changes involved at all. IMO this 
> is a bug, plain and simple.
Just to avoid all the pointless discussions we had last time: *on 
Solaris*. Because if you look at gnu.ver it's obvious that those symbols 
*on Linux* were normally exported in 3.4.5. Nothing new.

Paolo.