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-rw-r--r--compiler/coreSyn/CoreMap.hs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/coreSyn/CoreMap.hs b/compiler/coreSyn/CoreMap.hs
index dc30bed701..73c69952fa 100644
--- a/compiler/coreSyn/CoreMap.hs
+++ b/compiler/coreSyn/CoreMap.hs
@@ -24,6 +24,8 @@ module CoreMap(
ListMap,
-- * Maps over 'Literal's
LiteralMap,
+ -- * Map for compressing leaves. See Note [Compressed TrieMap]
+ GenMap,
-- * 'TrieMap' class
TrieMap(..), insertTM, deleteTM,
lkDFreeVar, xtDFreeVar,