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Re: Question about GCC -O optimization with sse2 programming.
- From: Jim Wilson <wilson at specifixinc dot com>
- To: haibo <chbchb1130 at sina dot com>
- Cc: gcc at gcc dot gnu dot org
- Date: Tue, 09 Mar 2004 17:57:54 -0800
- Subject: Re: Question about GCC -O optimization with sse2 programming.
- References: <E1B0Xkk-000348-00@deer.gmane.org>
haibo wrote:
> I am now trying to compile some sse2 programming with gcc-3.4-0225(prerelease version)
> (because when compiling some sse2 program with gcc-3.3.3,It may end with compilation error ),
> when I compile my program with no optimization(-O0),I can get the right result,but if I
> turn on -O1 things will be wrong.
What exactly is wrong? You didn't say.
Please see
http://gcc.gnu.org/bugs.html
for info on reporting bugs.
--
Jim Wilson, GNU Tools Support, http://www.SpecifixInc.com