Re: [BENCHMARK] AIM Independent Resource Benchmark results for kernel-2.5.44

From: Nathan Straz (nstraz@sgi.com)
Date: Mon Oct 28 2002 - 13:28:39 EST

On Fri, Oct 25, 2002 at 05:12:56PM -0700, John Hawkes wrote:
> From: "Siva Koti Reddy" <siva.kotireddy@wipro.com>
> > 39 new_raph Unable to solve equation in 100 tries. P =
> 1.5708, P0
> > = 1.5708, delta = 6.12574e-17
> > new_raph: Success
> > *** Failed to execute new_raph ***
>
> The AIM7/AIM9 new_raph is broken code. The convergence loop termination
> conditional looks something like:
> if (delta == 0) break;
> for a type "double" delta. You ought to change that to be something
> like:
> if (delta <= 0.00000001L) break;

I usually specify the compiler flag -ffloat-store and that fixes the
issue for me. 

-- 
Nate Straz                                              nstraz@sgi.com
sgi, inc                                           http://www.sgi.com/
Linux Test Project                                  http://ltp.sf.net/
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