ABI baselines, --enable-clocale choices, and that AC_TRY_RUN test

[Loren James Rittle]

Phil wrote:
> Before I start renaming things, what are some of the common config options
> that changes the ABI /within/ a platform?  Loren's already found changes
> wrt to --enable-threads:

>     http://gcc.gnu.org/ml/libstdc++/2002-08/msg00227.html

> This is starting to sound like another multilibs-style mess:  for a given
> triplet, we have multiple combinations of commonly used --enables that
> each result in a different baseline_symbols.txt file.

Now, I know that there are some special cases (e.g. there are multiple
vendors for the same open/free OS) but this seems like a red herring
to me.  I thought that the baseline files were suppose to match a
shipping system's installed compiler/library when possible.  For the
exact reason to detect mismatched configuration options, etc.

Regards,
Loren
-- 
Loren J. Rittle, Principal Staff Engineer, Motorola Labs (IL02/2240)
rittle@labs.mot.com, KeyID: 2048/ADCE34A5, FDC0292446937F2A240BC07D42763672