[PATCH] Fix for logb/logbf/logbl (bz 13954/13955/13956)

[Andreas Krebbel]

On 05/04/2012 05:30 PM, Adhemerval Zanella wrote:
> 2012-05-04  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
> 
> 	[BZ #13954]
> 	[BZ #13955]
> 	[BZ #13956]
> 	* sysdeps/ieee754/dbl-64/s_logb.c (__logb): Fix for subnormal number.
> 	* sysdeps/ieee754/dbl-64/wordsize-64/s_logb.c (__logb): Likewise.
> 	* sysdeps/ieee754/flt-32/s_logbf.c (__logf): Likewise.
> 	* sysdeps/ieee754/ldbl-128/s_logbl.c (__logbl): Likewise.
> 	* sysdeps/ieee754/ldbl-128ibm/s_logbl.c (__logbl): Likewise.
> 	* sysdeps/ieee754/ldbl-96/s_logbl.c (__logbl): Likewise.
> 	* math/libm-test.inc (logb_test) : Additional logb tests.

No regressions on s390 and s390x.

Bye,

-Andreas-