[PATCH] Fix ppc{,64} nextafterl and fpclassifyl

[Steven Munroe]

Jakub Jelinek wrote:
> Hi!
>
> Attached is a fixed version of nextafterl and fpclassifyl fixes Steven
> sent privately a few days ago, together with a couple of fixes on top
> of that from me.
>   

This looks good, tested on powerpc32-nofpu, powerpc32, and powerpc64.
Thanks again!
> I have used attached tester to test whether nextafterl works correctly,
> not sure if we want that in glibc testsuite (only tested on ppc/ppc64
> as it is ldbl-128ibm specific) or not, perhaps with smaller number of
> tests.  The 10 million iterations take ~ 70 seconds on my G5.
>
>   

Additional testing is clearly needed, but where would this fit into the
tree. It is only ppc? I though other platforms where at least looking at
ldbl-128ibm?