Module Type TRIVIAL.
Parameter t:Type.
End TRIVIAL.

Module MkStore (Key : TRIVIAL).

Module St : TRIVIAL.
Definition t := unit.
End St.

End MkStore.



Module Type CERTRUNTIMETYPES (B  : TRIVIAL).

Parameter cert_fieldstore : Type.
Parameter empty_fieldstore : cert_fieldstore.

End CERTRUNTIMETYPES.



Module MkCertRuntimeTypes (B  : TRIVIAL) : CERTRUNTIMETYPES B.

Module FieldStore := MkStore B.

Definition cert_fieldstore := FieldStore.St.t.
Axiom empty_fieldstore : cert_fieldstore.

End MkCertRuntimeTypes.

Extraction MkCertRuntimeTypes. (* Was leading to an uncaught Not_found *)
