[Bug math/13304] fma, fmaf, fmal produce wrong results

[joseph at codesourcery dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=13304

--- Comment #37 from joseph at codesourcery dot com <joseph at codesourcery dot com> 2012-09-27 20:26:02 UTC ---
On Thu, 27 Sep 2012, law at redhat dot com wrote:

> fma (when using sysdeps/ieee754/dbl-64/s_fma.c) computes the wrong sign in some
> cases, such as (0.0 * -1.0) + -0.0.

Please file a separate bug for this, and keep the present bug just for the 
need for a better fallback implementation (where we're hoping for Bruno to 
contribute a version of the gnulib code to glibc at some point).

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