Avoid spurious failures from <fenv.h> fallback functions

[Kaz Kojima]

"Joseph S. Myers" <joseph@codesourcery.com> wrote:
> Remember when checking in a patch that fixes a bug that you also need to 
> add the bug number to the list of fixed bugs in NEWS, and to close the bug 
> as FIXED in Bugzilla.

I've just closed PR and added the bugzilla number to the list in NEWS.
Sorry for not doing the NEWS change when the patch was committed.

Regards,
	kaz