[Nickle] Scope for condition of do while

[Keith Packard]

On Fri, 2008-02-01 at 19:56 -0800, Bart Massey wrote:

> On the other hand, our try scoping hack set the precedent
> that it's OK to continue the scope a ways after the block.

I'd completely forgotten that hack, and didn't even see it in the
grammar. I did add more productions to make do ... while work the same
way.

-- 
keith.packard at intel.com
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