Remove configure tests for -mno-vzeroupper support

[H.J. Lu]

On Fri, Oct 9, 2015 at 8:38 AM, Joseph Myers <joseph@codesourcery.com> wrote:
> GCC added support for -mno-vzeroupper in version 4.6.  Thus the
> configure tests for this support are obsolete, and this patch removes
> them.
>
> Tested for x86_64 and x86 (testsuite, and that installed stripped
> shared libraries are unchanged by this patch).
>
> 2015-10-09  Joseph Myers  <joseph@codesourcery.com>
>
>         * sysdeps/i386/configure.ac (libc_cv_cc_novzeroupper): Remove
>         configure test.
>         * sysdeps/i386/configure: Regenerated.
>         * sysdeps/x86_64/configure.ac (libc_cv_cc_novzeroupper): Remove
>         configure test.
>         * sysdeps/x86_64/configure: Regenerated.
>         * sysdeps/x86_64/Makefile [$(config-cflags-novzeroupper) = yes]:
>         Make code unconditional.
>

OK.

Thanks.

-- 
H.J.