[Bug fortran/88190] compile_options.allow_std does not allow to distinguish between GFC_STD_GNU and GFC_STD_LEGACY

[jvdelisle at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88190

--- Comment #10 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> ---
Any further thoughts on this?