[Bug fortran/95980] ICE in get_unique_type_string, at fortran/class.c:485

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95980

--- Comment #8 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> I attached a brute-force patch that makes gfortran reject z1.f90
> without ICEing.
>
> Can you confirm this, or is there possibly something left to handle?

Confirmed on preliminary tests (pr86551), full tests in progress: results
tomorrow).