https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93337
anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |anlauf at gcc dot gnu.org --- Comment #3 from anlauf at gcc dot gnu.org --- Seems to be fixed by: diff --git a/gcc/fortran/class.c b/gcc/fortran/class.c index 2b760efe8d7..48f81d89a74 100644 --- a/gcc/fortran/class.c +++ b/gcc/fortran/class.c @@ -2277,6 +2277,9 @@ gfc_find_derived_vtab (gfc_symbol *derived) if (!derived) return NULL; + if (!derived->name) + return NULL; + /* Find the gsymbol for the module of use associated derived types. */ if ((derived->attr.use_assoc || derived->attr.used_in_submodule) && !derived->attr.vtype && !derived->attr.is_class)