Am 16. September 2018 21:28:26 MESZ schrieb Dan Eble <d...@faithful.be>:
>> Real
>> Page_breaking::page_height (int page_num, bool last) const
>> {
>> // The caches allow us to store the page heights for any
>> // non-negative page numbers. We use a negative value in the
>> // cache to signal that that position has not yet been initialized.
>> // This means that we won't cache properly if page_num is negative
>or
>> // if calc_height returns a negative number. But that's likely to
>> // be rare, so it shouldn't affect performance.
>
>This comment seems to imply that there are legitimate uses for negative
>page numbers. Is anyone willing to agree that I am interpreting it
>correctly?
Literally, yes.
But someone like me might also write that comment to conceal that I don't know
how to prove it *can't* happen ;-)
>
>Thanks,
>—
>Dan
>
>
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