Date: 15 Mar 2002 19:42:37 +0100 From: Dag-Erling Smorgrav <des@ofug.org> To: obrien@FreeBSD.org Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/ufs/ffs ffs_softdep.c Message-ID: <xzpd6y5pt9e.fsf@flood.ping.uio.no> In-Reply-To: <20020315103313.F44160@dragon.nuxi.com> References: <200203150406.g2F46Bw06312@freefall.freebsd.org> <xzpofhprj9v.fsf@flood.ping.uio.no> <20020315095447.C44160@dragon.nuxi.com> <xzppu25puf7.fsf@flood.ping.uio.no> <20020315103313.F44160@dragon.nuxi.com>
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"David O'Brien" <obrien@FreeBSD.org> writes:
> It is a for() loop (or was that another file I made this same fix to),
> which we know is not guaranteed to run at least once.
In this case it is, and gcc could deduce it (if it tried) by seeing
that the loop condition holds true at the beginning of the loop:
for (loopcnt = 10; loopcnt > 0; loopcnt--) {
/* ... */
}
> BTW, you should see the long list of warnings from linprocfs on the
> Alpha. hint, hint ;-)
Yeah, I'll take a look at it. Thanks for reminding me!
DES
--
Dag-Erling Smorgrav - des@ofug.org
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