libstdc++6 4.5.0-7ubuntu1 (ia64 binary) in ubuntu maverick

 This package contains an additional runtime library for C++ programs
 built with the GNU compiler.
 .
 libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which
 was included up to g++-2.95. The first version of libstdc++-v3 appeared
 in g++-3.0.