Merging the alias-improvements branch

[Richard Guenther]

On Sat, 28 Mar 2009, Eric Botcazou wrote:

> > I will announce the time I am doing the last trunk -> alias-improvements
> > branch merge and freeze the trunk for that.
> 
> Could you write a short blurb about what will be changed in the optimizer once 
> the branch is merged (for example in the message announcing it).  TIA.

Sure.  But see also http://gcc.gnu.org/ml/gcc/2009-01/msg00286.html

Thanks,
Richard.