Re: FW: numerical results differ after irrelevant code change

2011-05-08 Thread Robert Dewar
On 5/8/2011 3:01 PM, Michael D. Berger wrote: As I should have said originally, I just did the -march=pentium4 -mfpmath=sse, I didn't change to a 64 bit system. Will that get the repeatabiility? It has on the brief test I did. Right, if you specify sse, you get totally different floating-poin

FW: numerical results differ after irrelevant code change

2011-05-08 Thread Michael D. Berger
> -Original Message- > From: Robert Dewar [mailto:de...@adacore.com] > Sent: Sunday, May 08, 2011 13:02 > To: Michael D. Berger > Cc: gcc@gcc.gnu.org > Subject: Re: numerical results differ after irrelevant code change > > On 5/8/2011 12:48 PM, Michael D. Berger wrote: > > > I made the