fact: Definition LookupTypedef (p: Program) (n : TypeDefName) : option TYPEDEF.t := match PROG.class p n , PROG.interface p n with | Some c , _ => Some c | _ , Some i => Some i |_, _ => None end.
imports: Coq(List) Coq(ListSet) Coq(FSetInterface) Coq(Bool) Coq(ZArith) Coq(Relation_Operators) JML(ListHelpers)