This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: What is acceptable for -ffast-math? A numerical viewpoint
- To: dewar at gnat dot com
- Subject: Re: What is acceptable for -ffast-math? A numerical viewpoint
- From: Toon Moene <toon at moene dot indiv dot nluug dot nl>
- Date: Sun, 05 Aug 2001 15:43:52 +0200
- CC: gcc at gcc dot gnu dot org, ross dot s at ihug dot co dot nz
- Organization: Moene Computational Physics, Maartensdijk, The Netherlands
- References: <20010805123644.A50F3F2B79@nile.gnat.com>
dewar@gnat.com wrote:
>
> Part of the trouble here is that I get the feeling that quite a few people
> are discussing these issues for the first time, and reacting ab initio.
> As I said earlier, these issues are very old, and it is well worth going
> back to the old literature that discusses these issues. In particuloar the
> discussions of floating-point evaluation in the Fortran standards are of course
> highly relevant here.
This is exactly the reason why:
1. This is a recurring theme.
2. It's absolutely necessary to provide a web page with our consensus
on these matters.
--
Toon Moene - mailto:toon@moene.indiv.nluug.nl - phoneto: +31 346 214290
Saturnushof 14, 3738 XG Maartensdijk, The Netherlands
Maintainer, GNU Fortran 77: http://gcc.gnu.org/onlinedocs/g77_news.html
Join GNU Fortran 95: http://g95.sourceforge.net/ (under construction)