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-rw-r--r--src/core_print.sml1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/core_print.sml b/src/core_print.sml
index a3fde909..7242e720 100644
--- a/src/core_print.sml
+++ b/src/core_print.sml
@@ -134,6 +134,7 @@ fun p_con' par env (c, _) =
string "++",
space,
p_con env c2])
+ | CFold _ => string "fold"
and p_con env = p_con' false env