libstdc++ multilibs installed where gcc won't find them

[Benjamin Kosnik]

>Huh?  How can you say it is not a critical bug?  The fact that the
>non-default libstdc++ multilib can't be located by g++ on say
>sparc64-linux-gnu is not a critical bug?

I believe there is a GNATS report about this, but I cannot find it.
Alexandre, what else is needed for gcc-3_2-branch to work correctly with
your patch?

Sorry to have started this. 

-benjamin