This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: GCC 4.1.0 Released


On 2006-03-01 14:51:45 -0800, H. J. Lu wrote:
> Here are diffs of "-O2 -mtune=nocona -ffast-math" vs
> "-O2 -mtune=generic -ffast-math" on Nocona:
[...]

Optimization is much less important than correct results. From
this point of view, I don't think that using an option known to
produce incorrect results (-ffast-math) is a good idea to decide
whether a patch should be applied or not (without mentioning the
other reasons given in the thread...).

-- 
Vincent Lefèvre <vincent@vinc17.org> - Web: <http://www.vinc17.org/>
100% accessible validated (X)HTML - Blog: <http://www.vinc17.org/blog/>
Work: CR INRIA - computer arithmetic / SPACES project at LORIA


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]