Date: Sun, 25 Feb 2001 00:15:48 -0800 From: Kris Kennaway <kris@obsecurity.org> To: needle-mls@world-online.no Cc: freebsd-stable@FreeBSD.ORG Subject: Re: libcrypto hosed when compiled with optimizations Message-ID: <20010225001548.A11897@mollari.cthul.hu> In-Reply-To: <20010225012956.A1726@resentment.verloid.net>; from needle-mls@world-online.no on Sun, Feb 25, 2001 at 01:29:56AM %2B0100 References: <20010225012956.A1726@resentment.verloid.net>
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On Sun, Feb 25, 2001 at 01:29:56AM +0100, needle-mls@world-online.no wrote:
> Hi,
>=20
> On my 4.2-stable system I have tweaked my /etc/make.conf to compile
> sources with -O -mcpu=3D686 -march=3Dpentiumpro -funroll-loops and as
^^^^^^^^^^^^^^
Don't do that then. Also note that -march implies -mcpu for the
gcc/i386 compiler (alpha is different, it doesn't have -march)
> Has anyone done any testing which shows that things actually run
> faster, or are the binaries just more likely to be flawed?
Both. Some things work and are faster when you go above -O, some are
faster and don't work :-)
Kris
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