[m-rev.] for post-commit review: fix --halt-at-warn

[Paul Bone]

On Tue, Dec 01, 2015 at 09:09:58AM +1100, Zoltan Somogyi wrote:
> Having two consecutive mmakes give different results
> has been annoying me for a while.
> 

This is fine.

I agree that this is the correct behaviour.


-- 
Paul Bone