--- Comment #2 from Oleg Endo <olegendo at gcc dot gnu.org> ---
(In reply to Martin Liška from comment #1)
> Can't reproduce with cross compiler on trunk and gcc-5 branch. Is it
> reproducible with cross compiler? Which options do you use?
You have to use -m4 or -m4a (SH4 or SH4A with double precision FPU). -mfmovd is
only effective on those CPUs.
I just checked on some old dev version ( 7.0.0 20160503 (experimental) (GCC) ),
and it is reproducible.