libstdc++ bootstrap failures on sparc-sun-solaris2.8 (analyzed)

[Gabriel Dos Reis]

Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> writes:

| Okay, I finally analyzed what's been going on:

Aha thanks, I was unable to track it down :-(  I should have thought
of the multilib issue since David has had similar problems :-(

| Question 1: Why the heck are we building 64-bit sparcv9 stuff at all
| on such a host which by all practical means is 32-bit?

A bug in the build machinery :-(

| Question 2: Now that we know what's going on, HOW DO WE FIX THIS?

Hmm, David fixed a similar issues for AIX with 

   2001-07-23  David Edelsohn  <edelsohn@gnu.org>

	   * include/bits/limits_generic.h (int): Set digits and digits10
	   appropriately for word size.
	   (unsigned int,long,unsigned long): Likewise.


Seems we ought to generalize his approcah...

-- Gaby