Bring from LTO branch to mainline changes to turn passes into IPA_PASS

[Jan Hubicka]

> On Thu, Aug 21, 2008 at 08:42, Jan Hubicka <jh@suse.cz> wrote:
> > Hi,
> > this patch brings from LTO to mainline the changes needed to make
> > pass-pure-const and pass-reference IPA_PASS instead of SIMPLE_IPA_PASS.
> > With this patch now all passes that are enabled by default are IPA_PASS,
> > we still lack matrix-reorg and type-escape but those are broken after
> > tuples merge anyway.
> 
> matrix-reorg and type-escape were working at the tuples merge.  What happened?

I was getting ICEs on trivial testcase when I tried matrix-reorg, so I
assumed it was not tuplified yet.  I will look into it more then, after
fixing IPCP to do something sane.

Honza
> 
> 
> Diego.