[Groff] comments in non-fill mode

[Louis Guillaume]

Hi!

It appears that comments are "counted" in non-fill mode. Is this by 
design for some reason?

----8<-------8<-------
.nf
text text text text text text text
\".ps 14
\".vs 15
\"\v'-3.05'TEXT TEXT TEXT TEXT
\"\v'-3.05'\n[year]\(bu\n[mo]\(bu\n[dy]
TEXT TEXT TEXT TEXT
\n[year]\(bu\n[mo]\(bu\n[dy]

---->8------->8-------

remove the comments and the text pushes up.

Louis