Thanks to you Tom and Thomas.
Now I know.
- sherwin
lockhart@alumni.caltech.edu writes:
>Ah ha (or rather, ha ha ha)! I'd suggest using the RPMs posted on the
>postgresql.org ftp site, which include a sample .rpmrc file which fixes
>disasterous bugs in Mandrake's default compiler settings for building
>RPMs. Specifically, Mandrake sets the -ffast-math flag, which the gcc
>folks warn is not compatible with -On optimizations. When I build RPMs I
>kill the fast-math option, and the rounding troubles go away.
>
>The rounding trouble does not show up on other platforms or Linux
>distros because no one else ignores the gcc recommendations to this
>extent :(
>
> - Thomas