https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107331
anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Last reconfirmed| |2022-10-31 --- Comment #2 from anlauf at gcc dot gnu.org --- Confirmed for all gcc version tested (>= 7). Workaround: replace extended_object = generic_object%asExtended() by extended_object = baseType_asExtended (generic_object)