[Mesa-dev] [PATCH 08/12] i965/fs: Make null_reg_* const members of fs_visitor instead of globals

[Matt Turner]

On Fri, Sep 19, 2014 at 1:10 PM, Jason Ekstrand <jason at jlekstrand.net> wrote:
> We also set the register width equal to the dispatch width.  Right now,
> this is effectively a no-op since we don't do anything with it.  However,
> it will be important once we add an actual width field to fs_reg.

I don't really see the point to be honest. We just wind up calling the
constructor >1 time.

I could see maybe see making them static members just to reduce their scope.