libg++ won't build with latest snapshots

[Alexandre Oliva]

On Dec 22, 1999, Mark Mitchell <mark@codesourcery.com> wrote:

>>>>>> "Alexandre" == Alexandre Oliva <oliva@lsd.ic.unicamp.br> writes:
Alexandre> I can't find any variable or function under that name.
Alexandre> But here are the backtraces for the two occurrences of
Alexandre> errors, in case this helps figuring it out:

> It does -- thanks.  This is what I was afraid of -- we should be doing
> something at semantic analysis time that we're postponing to expansion
> time, and that's where the problem lies, I think.  The good news is
> that fixing this is probably relatively routine.

Great!  Here's the testcase simplified from Integer.cc that I'm
checking in.  It's *very* similar to the one simplified from
Rational.cc, so hopefully a single fix will take care of both: