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-rw-r--r--src/elab_print.sml1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/elab_print.sml b/src/elab_print.sml
index 4c02c495..2b515a03 100644
--- a/src/elab_print.sml
+++ b/src/elab_print.sml
@@ -152,6 +152,7 @@ fun p_con' par env (c, _) =
string "++",
space,
p_con env c2])
+ | CFold _ => string "fold"
| CError => string "<ERROR>"
| CUnif (_, _, ref (SOME c)) => p_con' par env c