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Re: PATCH: if -fpic then don't consider PIC_OFFSET_TABLE_REGNUM updates dead
- To: Alexandre Oliva <aoliva at redhat dot com>
- Subject: Re: PATCH: if -fpic then don't consider PIC_OFFSET_TABLE_REGNUM updates dead
- From: Richard Henderson <rth at redhat dot com>
- Date: Thu, 15 Mar 2001 14:33:26 -0800
- Cc: Toshi Morita <tm2 at best dot com>, gcc-patches at gcc dot gnu dot org, toshiyasu dot morita at hsa dot hitachi dot com, allan dot tajii at hsa dot hitachi dot com, shumpei dot kawasaki at hsa dot hitachi dot com, amylaar at redhat dot com
- References: <200103151018.CAA14239@shell14.ba.best.com> <20010315131908.C22500@redhat.com> <ork85qzmvt.fsf@guarana.lsd.ic.unicamp.br>
On Thu, Mar 15, 2001 at 07:29:58PM -0300, Alexandre Oliva wrote:
> I still think marking it as MAYBE_DEAD is the right way to fix the problem.
Certainly better than hacking flow. If Toshi has come up
with a case in which the last GOT reference is removed by
flow2, then do go ahead and use MAYBE_DEAD.
r~