Closed shapr closed 11 years ago
according to https://github.com/haskell/containers/commit/bb7213c7d2f53c60d79e6b6bf5cac3d35234dc61 Data.Map.mergeWithKey was added in containers 5.*
according to https://github.com/haskell/containers/commit/bb7213c7d2f53c60d79e6b6bf5cac3d35234dc61 Data.Map.mergeWithKey was added in containers 5.*