[libstdc++] numeric_limits: round_style, round_error

[Mark Mitchell]

I totally agree that the changes are all for the best.

>> However, we should point out in case somebody cares.
>
> Where's the best place to put this information?

The release notes for the 3.3 release, probably.  Those get generated
from the changes.html file in the wwwdocs repository.

Thanks,

-- 
Mark Mitchell                mark@codesourcery.com
CodeSourcery, LLC            http://www.codesourcery.com