ortedLanguageOverlays :: [String]
supportedLanguageOverlays = [ name | (name, _, _) <- safeHaskellFlags ]

su
supportedLanguageOverlays :: [String]
supportedLanguageOverlays = [ name | (name, _, _) <- safeHaskellFlags ]
supportedLanguageOverlays = [ name | (name, _, _) <- safeHaskellFlags ]