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Re: [m32c] type precedence rules and pointer signs

> Can you represent all pointer offsets (well, those you actually
> support) within sizetype?

Yes.  It's a limit, but we live with it.  It would be nice if the
offsets were extended according to their own sign, which gives us 1.5x
the range of choosing a single signedness.

> If so you probably only need to adjust expansion of
> POINTER_PLUS_EXPR.

Which file would that be in?  It wasn't obvious from a simple grep.
Or is that sprinkled all over the place?
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