[ping][PR target/85401] initialize the move cost table before using it

[coypu@sdf.org]

On Mon, Sep 30, 2019 at 11:46:24AM -0400, Vladimir Makarov wrote:
> Yes, the patch is mostly ok.  You can commit it into the trunk after
> applying changes mentioned below. If you do not have a write access, let me
> know I'll commit the patch by myself.

I don't have commit access. It would be nice if you committed it :)

> It would be nice to add a small test too.  But it is not obligatory for this
> case as the patch is obvious and it might be hard to create a small test to
> reproduce the bug.

I have the C code that produces this failure. I can creduce it, but I'm
not sure there's a relationship between it and the bug.
Doing unrelated changes (adding instruction scheduling) to vax also hid it.

Is this kind of test still valuable?

Thanks.