[bug #66447] [troff] page break caused by .ne behaves differently from .bp

[anonymous]

Follow-up Comment #4, bug #66447 (group groff):

[comment #2 comment #2:]
> 
> [comment #1 comment #1:]
>> cc: onf disroot org
> 
> Savannah doesn't interpret this, but I tried to, and updated the ticket's CC
> list.

I know it doesn't; I don't have permission to do it without an account. I
hoped a human would notice, so thanks.

[comment #3 comment #3:]
> 
> [comment #0 original submission:]
>> I have turned off hyphenating at the end of the
>> page,
> 
> I don't see where.  You have this:
> 

> .hy 4


> 
> ...bit 1 is not set in this integer, so hyphenation is not suppressed prior
> to a vertical position trap.
> 
> You probably want:
> 

> .hy 6


Yeah, I misunderstood how .hy works.

> This doesn't change the output, because commanding a break conditional on
> `ne`eded vertical space does not establish a vertical position trap.  That's
> interesting.  I'd never considered that scenario before.  Not sure it's a
> bug, though.

I am puzzled you don't consider the fact .ne doesn't break pending text line
before breaking the page a bug, regardless of hyphenation.


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