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-rw-r--r--compiler/GHC/Data/Graph/Inductive/PatriciaTree.hs3
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/GHC/Data/Graph/Inductive/PatriciaTree.hs b/compiler/GHC/Data/Graph/Inductive/PatriciaTree.hs
index 047ae0b2c7..643337e406 100644
--- a/compiler/GHC/Data/Graph/Inductive/PatriciaTree.hs
+++ b/compiler/GHC/Data/Graph/Inductive/PatriciaTree.hs
@@ -16,6 +16,9 @@
-- * 'Data.Graph.Inductive.Graph.nmap'
--
-- * 'Data.Graph.Inductive.Graph.emap'
+--
+-- Code is from Hackage `fgl` package version 5.7.0.3
+
module GHC.Data.Graph.Inductive.PatriciaTree
( Gr