This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: contribution
- From: Andi Kleen <ak at suse dot de>
- To: Alexey Starovoytov <starlex at eng dot sun dot com>
- Cc: gcc at gcc dot gnu dot org
- Date: 12 Apr 2002 09:17:11 +0200
- Subject: Re: contribution
- References: <Pine.GSO.4.31.0204112030350.15026-101000@boojum.suse.lists.egcs-patches>
Alexey Starovoytov <starlex@eng.sun.com> writes:
> For example SPECfp benchmark 172.mgrid showed 48% improvement
> compiled with "-O2 -Ws,-O2,-fno-strict-aliasing" vs plain GCC with "-O2"
You could compiled 172.mgrid with gcc twice this way and it showed 48%
improvement ? Or did you use a different compiler as backend?
If you used gcc - is it known where that huge difference comes from?
-Andi