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.