Re: Sun performance - Major discovery!

On Thu, 9 Oct 2003, Kenneth Marshall wrote:

> Jeff,
>
> My first concern with the -fast option is that it makes an executable
> that is specific for the platform on which the compilation is run
> unless other flags are given. My second concern is the effect it has
> on IEEE floating point behavior w.r.t. rounding, error handling, ....
> And my third concern is that if you use -fast, all other code must
> be compiled and linked with the -fast option for correct operation,
> this includes any functional languages such as perl, python, R,...
> That is a pretty big requirement for a default compilation flag.
>
> Ken Marshall
>

So you think we should leave PG alone and let it run horrifically slowly?
Do you have a better idea of how to do this?

And do you have evidence apps compiled with -fast linked to non -fast
(or gcc compiled) have problems?


--
Jeff Trout <jeff@jefftrout.com>
http://www.jefftrout.com/
http://www.stuarthamm.net/