Date: Wed, 3 Nov 2004 15:47:37 -0700 From: Jie Gao <jeffgaofreebsd@gmail.com> To: Kris Kennaway <kris@obsecurity.org> Cc: current@freebsd.org Subject: Re: HEADS UP: Ports are not ready for CFLAGS=-O2 in 6.0 Message-ID: <639522fe041103144732ea6683@mail.gmail.com> In-Reply-To: <20041102222000.GA65845@xor.obsecurity.org> References: <20041102222000.GA65845@xor.obsecurity.org>
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I just wonder if it is safe to use -O2 -pipe for kernel + world on 5-STABLE now. On Tue, 2 Nov 2004 14:20:00 -0800, Kris Kennaway <kris@obsecurity.org> wrote: > About a week ago des changed the default value of CFLAGS to "-O2 > -pipe" on FreeBSD 6.0-CURRENT. While this is believed to be safe for > compiling world + kernel on -CURRENT thesedays (because the aliasing > bugs that are exposed with -O2 have been fixed), it's definitely *not* > safe for compiling many ports (there are at least 350 ports that emit > warnings about aliasing, and would probably have runtime errors when > compiled with -O2; moreover, a number of ports fail to even build with > -O2). > > Therefore, if you compile ports on FreeBSD 6.0, you should set > CFLAGS=-O -pipe in your /etc/make.conf for now, until we can resolve > this problem more satisfactorily. > > Kris > > >
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