Hi Harald,

> I just looked at that thread.  I guess if you answer Mikael's
> questions at
>  https://gcc.gnu.org/pipermail/gcc-patches/2022-September/601744.html
> the patch will be fine.

Amended patch, adding the required testing of signalling vs. quiet behaviour.
I still need to get an OK on the middle-end part first, but I consider the Fortran part approved.

Thanks,
FX