[Bug fortran/106579] ieee_signaling_nan problem in fortran on powerpc64

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106579

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 53448
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53448&action=edit
gcc13-pr106579.patch

On top of that, this implements ieee_class.  ieee_value still to be
implemented.