From: Han-Wen Nienhuys <hanwen@cs.uu.nl>
Cc: Gary Houston <ghouston@arglist.com>,
mvo@zagadka.ping.de, guile-devel@gnu.org
Subject: Re: gcc optimisation breaks guile floating point
Date: Fri, 13 Sep 2002 23:20:13 +0200 [thread overview]
Message-ID: <15746.22157.355563.703259@blauw.xs4all.nl> (raw)
In-Reply-To: <v4jr8g0asjc.fsf@bogomips.newtonlabs.com>
cwitty@newtonlabs.com writes:
> I'm unfamiliar with the exact definition of ANSI C, but I wonder if
> something like this might be correct:
>
> typedef union {
> long l;
> double d;
> } long_or_double;
>
> ...
> *((long_or_double *)z).l = 0;
> *((long_or_double *)z).d = x;
Yes, but it doesn't jibe with the prototype of scm_double_cell(),
which is
SCM scm_double_cell(SCM,SCM,SCM,SCM);
--
Han-Wen Nienhuys | hanwen@cs.uu.nl | http://www.cs.uu.nl/~hanwen
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next prev parent reply other threads:[~2002-09-13 21:20 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-27 21:10 gcc optimisation breaks guile floating point Gary Houston
2002-08-27 22:30 ` Han-Wen Nienhuys
2002-08-28 20:26 ` Marius Vollmer
2002-08-28 22:53 ` Han-Wen Nienhuys
2002-08-30 17:44 ` Gary Houston
2002-09-05 21:10 ` Han-Wen Nienhuys
2002-09-12 1:46 ` Carl R. Witty
2002-09-13 21:20 ` Han-Wen Nienhuys [this message]
2002-09-24 22:32 ` Gary Houston
[not found] ` <200209242233.PAA04201@onyx.he.net>
2002-10-02 22:40 ` Marius Vollmer
2002-10-02 23:34 ` Gary Houston
[not found] ` <200210022336.QAA18265@onyx.he.net>
2002-10-03 12:33 ` Marius Vollmer
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