Date: Sun, 23 Mar 2008 13:06:52 -0700 From: Jeremy Chadwick <koitsu@freebsd.org> To: Mikael Ikivesi <mikael.ikivesi@pp.inet.fi> Cc: freebsd-stable@freebsd.org Subject: Re: gcc -O2 error Message-ID: <20080323200652.GA78803@eos.sc1.parodius.com> In-Reply-To: <20080323212745.5de15870@pp.inet.fi> References: <20080322192433.3719eb44@pp.inet.fi> <20080323115801.GA68873@eos.sc1.parodius.com> <20080323212745.5de15870@pp.inet.fi>
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On Sun, Mar 23, 2008 at 09:27:45PM +0200, Mikael Ikivesi wrote: > On Sun, 23 Mar 2008 04:58:01 -0700 > Jeremy Chadwick <koitsu@freebsd.org> wrote: > > > > There's an off-by-one error in your code, which is very likely > > tickling a bug in gcc. > > Thanks.. > I know...took me a while to find it. > And as code still seemed to work when built without -O2 it was hard > to spot. I sent bug report to gcc team as the -O2 did bork it, > regardless of my buggy coding :) Thumbs up! :-) Despite the error, gcc still shouldn't behave that way, so I do hope they fix it. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
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