[PATCH] Take 2: Avoid dumping unused variables.

[Richard Guenther]

On Tue, 20 Dec 2005, Diego Novillo wrote:

> On Tuesday 20 December 2005 04:43, Richard Guenther wrote:
> 
> > Shall I revert the patch then?
> >
> Please.

Done.

> Let's try picking up your August patch 
> (http://gcc.gnu.org/ml/gcc-patches/2005-08/msg00172.html).  I will try it 

It misses at least the param decls, but I remember that even with them
added it still breaks.  Maybe loop structures contain references, or
the TMR nodes, so it may not be safe to apply this everywhere.

> locally and see if I can make it work.  I would rather try to get rid of 
> unused DECLs for good instead of just hiding them from dumps.

Thanks, it would really be nice to have the dump files not that cluttered.

Richard.