[Bug middle-end/57484] 'std::numeric_limits< T >::signaling_NaN()' signaling-bit is incorrect for x86 32-bit.

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57484

--- Comment #14 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Paolo Carlini from comment #13)
> Thanks Uros, you are providing plenty of detaild which I largely ignored.
> Thus, realistically, do you think this issue is largely unfixable?

This issue is unfortunately unfixable. x87 and x86-32 ABI are just not designed
to handle all details of IEEE 754 standard.