Bug#642278: clang failed to build a C source file when linking

[Sylvestre Ledru]

> > FYI, you can still access to old releases here:
> > http://snapshot.debian.org/package/clang/
> >
> 
> Oh, that is a pity :(
> 
> Could you downgrade it, since the previous bug is not as urgent as this one?
I don't think it is possible.

You could easily use the apt-pinning capabilities to install just the
right gcc from unstable:
For example: http://jaqque.sbih.org/kplug/apt-pinning.html
apt-get install -t unstable libstdc++6-4.6-dev

Sylvestre