On Fri, Aug 5, 2016 at 12:50 PM, Yann Ylavic <ylavic....@gmail.com> wrote:

> > while adding
> > the unnecessary verification of last_len != 0 from line 904, so I'd say
> it's
> > a
> > net loss of legibility in spite of gaining us 4 characters.  Just my 2c.
>
> The 'len' verification is necessary because it can be zero when
> last_field is NULL (legitimately, no headers at all), and we must
> leave still.
>

I thought that was a bug, but you caught it in the no-lines case by hitting
the trailing while() test. What I referred to was the continue from line
904
where we had merged an obs-fold, where can't have an empty last_len,
so the test from that continue is a wasted cycle.

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