weird optimization in sin+cos, x86 backend

[Joseph S. Myers]

On Thu, 9 Feb 2012, Andrew Haley wrote:

> On 02/09/2012 04:53 PM, Joseph S. Myers wrote:
> > My view is that we should have a "GNU libm" project whose purpose is not 
> > to install a library directly but to provide functions for use in other 
> > projects (much like gnulib, but the functions could presume that they were 
> > being built with recent GCC).
> 
> But why, exactly?  Simply because we could never get an improved
> libm into glibc with Ulrich Drepper and Richard Stallman as
> gatekeepers?

No, the point of the separate project would be to be used by both glibc 
and GCC (and possibly other GNU projects such as GSL) - because 
cooperation among the various projects wanting such functions is the right 
way to do things.

-- 
Joseph S. Myers
joseph@codesourcery.com