[PATCH v2 1/2] Move __isnanf128 to libc.so

[Tulio Magno Quites Machado Filho]

Siddhesh Poyarekar <siddhesh@gotplt.org> writes:

> Tulio, could you please take a look at this, specifically the macro soup 
> I've come up with for ppc64le to get the symbols in the right places?

They seem alright.  LGTM.

I had to solve a few minor conflicts.
I pushed the patch I tested to
https://github.com/tuliom/glibc/commit/cb3b6053b60dce5c5aee11bc2cc528f8e9551e06

-- 
Tulio Magno