ldbl-96/k_tanl.c -Wmaybe-uninitialized error

[Joseph Myers]

On Wed, 26 Aug 2015, Roland McGrath wrote:

> The buildbot for both i686 and x86_64 uses:
> 	gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04)
> and the build current fails with:
> 	../sysdeps/ieee754/ldbl-96/k_tanl.c:139:10: error: 'sign' may be used uninitialized in this function [-Werror=maybe-uninitialized]

I'm waiting for Stan to send me a clean version of his patch as requested 
in <https://sourceware.org/ml/libc-alpha/2015-08/msg00955.html> so I can 
commit it (since he's not in the glibc group).

-- 
Joseph S. Myers
joseph@codesourcery.com