[PATCH][BZ #22244] Fix yn(n,0) without SVID wrapper

[Szabolcs Nagy]

On 03/10/17 18:28, Szabolcs Nagy wrote:
> Without SVID compat wrapper yn(n,0) and ynf(n,0) does not raise
> the divide-by-zero excpetion and it may return inf with the wrong
> sign for n < 0.
> 
> 2017-10-03  Szabolcs Nagy  <szabolcs.nagy@arm.com>
> 
> 	[BZ #22244]
> 	* sysdeps/ieee754/dbl-64/e_jn.c (__ieee754_yn): Fix x == 0 case.
> 	* sysdeps/ieee754/flt-32/e_jnf.c (__ieee754_ynf): Likewise.
> 

sorry, wrong patch (this one breaks yn(n,-0))