[Bug fortran/59198] [4.8/4.9/5 Regression] ICE on cyclically dependent polymorphic types

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59198

--- Comment #18 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> However, it is a patch that doesn't do the job.
>
> Cheers
>
> Paul

Almost!