[Bug libfortran/58020] Code for handling IEEE exceptions

[fxcoudert at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58020

--- Comment #23 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> ---
(In reply to Tobias Burnus from comment #16)
> I want to mention that there is now some additional support for IEEE in
> libgfortran/config. None of those functions is exported, yet - that permits
> to tweak their ABI. All work on x86 hardware, glibc, sysv (= Solaris,
> FreeBSD), AIX - which should cover most systems.

Yes. After thinking about it some more, we'll need to add two "save/restore FPU
state" functions.