INTERFACE M3CRaisesSet;

(***************************************************************************)
(*                      Copyright (C) Olivetti 1989                        *)
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(* warranties with respect to this software, whether expressed or implied  *)
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(***************************************************************************)

IMPORT M3AST_AS;


TYPE
  Comparison = {ProperSubSet, Equal, ProperSuperSet, Disjoint};
  ComparisonSet = SET OF Comparison;

CONST
  SubSet = ComparisonSet{Comparison.ProperSubSet, Comparison.Equal};
  SuperSet = ComparisonSet{Comparison.Equal, Comparison.ProperSuperSet};

PROCEDURE Compare(r1, r2: M3AST_AS.RAISEES_NULL): Comparison RAISES {};

END M3CRaisesSet.