GCC Benchmarks (coybench), AMD64 and i686, 14 August 2004

Joe Buck Joe.Buck@synopsys.COM
Wed Aug 18 00:58:00 GMT 2004


On Tue, Aug 17, 2004 at 08:40:09PM -0400, Robert Dewar wrote:
> Joe Buck wrote:
> 
> > icc's good performance on Kahan's Paranoia benchmark is surprising given
> > that it makes obviously unsafe floating point transformations; a
> > reasonable conclusion is that its developers were asked for both a good
> > Paranoia score and good floating point performance, and they cut corners,
> > but took care not to break Paranoia.
> 
> Actually to be fair, we have often found in the past that an impression
> that ICC was doing something horrible turned out to be wrong on more
> careful examination, so let's make sure we know what we are talking
> about here :-)

You said otherwise yourself:

http://gcc.gnu.org/ml/gcc/2004-03/msg01597.html



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