[tree-ssa] Improve gimplification/dominator optimizations

[Jason Merrill]

On Mon, 11 Aug 2003 12:32:29 -0600, law@redhat.com wrote:

> In message <wvlbruwqcrm.fsf@prospero.boston.redhat.com>, Jason Merrill writes:
>  >FYI, I have a patch in the works to do the same transformation by declaring
>  >that decls in memory are not valid values.  I'll remove this patch when it
>  >goes in.

> I've got a similar patch as well -- I reject them in is_gimple_val, but
> that's not sufficient to catch them all.  Specifically those inside
> INDIRECT_REFSs are missed.

Good point, we need a different predicate to handle INDIRECT_REFs.

Jason