This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: SPEC2000 252.eon generates invalid results when compiled -O3 with g++ 3.3
- From: Joe Buck <jbuck at synopsys dot com>
- To: Casey Leedom <casey_leedom at yahoo dot com>
- Cc: dann at godzilla dot ics dot uci dot edu, mark at codesourcery dot com, gcc at gcc dot gnu dot org, dan at dberlin dot org, jh at suse dot cz, rth at cygnus dot com
- Date: Thu, 27 Mar 2003 14:41:54 -0800
- Subject: Re: SPEC2000 252.eon generates invalid results when compiled -O3 with g++ 3.3
- References: <20030327213542.64941.qmail@web13108.mail.yahoo.com>
On Thu, Mar 27, 2003 at 01:35:42PM -0800, Casey Leedom wrote:
> I'm trying to track down a patch for what appears to be a g++ 3.3
> optimization bug with the SPEC2000 252.eon benchmark. When I compile this
> "-m32 -O0" or "-m64 -O3" I get correct results. But if I use anything other
> than -O0 with -m32 I end up with incorrect results. Is anyone aware of this
> bug and is there a patch available for it? Thanks!
You don't mention a platform, but since you mention -m64 I guess sparc.
Right? Also, is there a PR for this?