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-rw-r--r--src/elab.sml2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/elab.sml b/src/elab.sml
index 9beff0c9..ec8a811d 100644
--- a/src/elab.sml
+++ b/src/elab.sml
@@ -124,6 +124,8 @@ datatype sgn_item' =
| SgiSgn of string * int * sgn
| SgiConstraint of con * con
| SgiTable of int * string * int * con
+ | SgiClassAbs of string * int
+ | SgiClass of string * int * con
and sgn' =
SgnConst of sgn_item list