NOTE: resent with "correct" sender email address. 

Martins wrote:
> martins@mar ~ $ kmail
> kmail: /usr/lib/gcc/x86_64-pc-linux-gnu/3.4.6/libstdc++.so.6: version
> `CXXABI_1.3.1' not found (required by /usr/kde/3.5/lib64/libkhtml.so.4)

I've ran into this one myself. You'll note that kdelibs still links to gcc 
3.4.6, so you need to run fix_libtool_files.sh and then reemerge kdelibs. 

HTH,
Norberto