From: Eli Zaretskii <eliz@gnu.org>
To: Andy Wingo <wingo@pobox.com>
Cc: guile-devel@gnu.org
Subject: Re: Compilation warnings in net_db.c
Date: Sat, 16 Jul 2016 13:30:43 +0300 [thread overview]
Message-ID: <83mvlh6fjg.fsf@gnu.org> (raw)
In-Reply-To: <877fcmx8tq.fsf@pobox.com> (message from Andy Wingo on Sat, 16 Jul 2016 10:53:37 +0200)
> From: Andy Wingo <wingo@pobox.com>
> Cc: guile-devel@gnu.org
> Date: Sat, 16 Jul 2016 10:53:37 +0200
>
> > net_db.c:454:20: warning: 'sym_ai_passive' defined but not used [-Wunused-variable]
> > SCM_VARIABLE_INIT (sym_ai_passive, "AI_PASSIVE",
> > ^
> > ../libguile/snarf.h:82:29: note: in definition of macro 'SCM_SNARF_HERE'
> > # define SCM_SNARF_HERE(X) X
> > ^
> > net_db.c:454:1: note: in expansion of macro 'SCM_VARIABLE_INIT'
> > SCM_VARIABLE_INIT (sym_ai_passive, "AI_PASSIVE",
> > ^
> >
> > AFAICT, these SCM_VARIABLE_INIT calls wind up declaring static
> > variables that are not used in net_db.c. Is that what's supposed to
> > happen, or do I need to look more into this? Do people get these
> > warnings on Posix platforms?
>
> Oddly I don't get these warnings, but perhaps I should.
Which version of GCC do you use? I have 5.3.0 here, and its quite
picky, given the warning options we use.
> I reworked this file to not create these variables. Thanks for the
> report :)
Thanks.
prev parent reply other threads:[~2016-07-16 10:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-15 19:23 Compilation warnings in net_db.c Eli Zaretskii
2016-07-16 8:53 ` Andy Wingo
2016-07-16 10:30 ` Eli Zaretskii [this message]
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