Re: [PATCH][RFC] Remove warning for SET VOIDmode -> BLKmode.

[Bernd Schmidt]

On 11/06/2015 10:45 PM, Jeff Law wrote:
On 11/03/2015 10:16 AM, Dominik Vogt wrote:
    * genrecog.c (validate_pattern): Allow "set VOIDmode -> BLKmode"
without
    warnings.
First, for reference, I was initially concerned the patterns were bogus,
but these are reasonably canonical ways to implement memset and the like.

I still think it would be better to fix the patterns by inserting an 
UNSPEC. It's really not clear what set (BLK) (VOID) is supposed to mean.


Bernd