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-rw-r--r--src/ast_util.mli4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/ast_util.mli b/src/ast_util.mli
index bbbde27f..4671ee36 100644
--- a/src/ast_util.mli
+++ b/src/ast_util.mli
@@ -248,6 +248,10 @@ module NexpSet : sig
include Set.S with type elt = nexp
end
+module NexpMap : sig
+ include Map.S with type key = nexp
+end
+
module BESet : sig
include Set.S with type elt = base_effect
end