Ping: Patch for 21562

Andrew Pinski pinskia@physics.uc.edu
Fri May 27 00:23:00 GMT 2005


On May 26, 2005, at 8:18 PM, Dale Johannesen wrote:

>
> On May 26, 2005, at 5:08 PM, Jeffrey A Law wrote:
>
>> On Mon, 2005-05-23 at 10:08 -0700, Dale Johannesen wrote:
>>> http://gcc.gnu.org/ml/gcc-patches/2005-05/msg01888.html
>> It really seems to me that the problem is verify_flow and expand
>> really need to be fixed.  Any code that assumes block 0 is a
>> successor of ENTRY is broken.
>>
>> Is there some fundamental reason why we can't fix verify_flow and
>> expand?
>
> Not that I know of.  Is there consensus that this is the right thing 
> to do?

On IRC, RTH said it would be hard not to have the successors of ENTRY 
not
be BB zero in RTH.  Jan said was going to get a patch which changes
cfgexpand so that we always get BB 0 as the successor of ENTRY.


Thanks,
Andrew Pinski



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