> Test coverage of -fnon-call-exceptions is notoriously bad and I'm not > sure whether Ada uses GCCs complex types. Eric?
It does, but only with a GNAT-specific pragma: https://gcc.gnu.org/onlinedocs/gcc-8.1.0/gnat_rm/Pragma-Complex_005fRepresentation.html#Pragma-Complex_005fRepresentation whose usage is probably very limited (and inexistent in ACATS of course). -- Eric Botcazou