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-rw-r--r--compiler/GHC/Utils/Outputable.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/GHC/Utils/Outputable.hs b/compiler/GHC/Utils/Outputable.hs
index f4bf62232d..a60b11ad73 100644
--- a/compiler/GHC/Utils/Outputable.hs
+++ b/compiler/GHC/Utils/Outputable.hs
@@ -1181,7 +1181,7 @@ data BindingSite
| CaseBind -- ^ The x in case scrut of x { (y,z) -> ... }
| CasePatBind -- ^ The y,z in case scrut of x { (y,z) -> ... }
| LetBind -- ^ The x in (let x = rhs in e)
-
+ deriving Eq
-- | When we print a binder, we often want to print its type too.
-- The @OutputableBndr@ class encapsulates this idea.
class Outputable a => OutputableBndr a where