Update longlong.h from GCC

[Daniel Jacobowitz]

On Wed, Oct 01, 2008 at 02:41:58PM -0700, Roland McGrath wrote:
> > True - but I'd be pretty surprised if older compilers on some of
> > those platforms could still build glibc.
> 
> So let's either up the documented minimum to 4.1, or make sure we aren't
> breaking 3.4 on the platforms in the tree.

The only new builtins used on platforms in tree are
__builtin_c{l,t}z{,l}.  GCC itself uses them for
GCC_VERSION >= 3004, so I think it's fine - not sure what else Richard
was referring to.

-- 
Daniel Jacobowitz
CodeSourcery