3 files changed, 6 insertions, 2 deletions
diff --git a/compiler/GHC/Tc/Instance/Class.hs b/compiler/GHC/Tc/Instance/Class.hs
index c5fc5bcdbe..278b63f03c 100644
--- a/compiler/GHC/Tc/Instance/Class.hs
+++ b/compiler/GHC/Tc/Instance/Class.hs
@@ -42,6 +42,7 @@ import GHC.Core.TyCon
 import GHC.Core.Class
 import GHC.Driver.Session
 import GHC.Utils.Outputable
+import GHC.Utils.Panic
 import GHC.Utils.Misc( splitAtList, fstOf3 )
 import Data.Maybe
 
diff --git a/compiler/GHC/Tc/Instance/FunDeps.hs b/compiler/GHC/Tc/Instance/FunDeps.hs
index aba9031be6..c89a13dae8 100644
--- a/compiler/GHC/Tc/Instance/FunDeps.hs
+++ b/compiler/GHC/Tc/Instance/FunDeps.hs
@@ -38,11 +38,13 @@ import GHC.Types.Var.Set
 import GHC.Types.Var.Env
 import GHC.Core.TyCo.FVs
 import GHC.Core.TyCo.Ppr( pprWithExplicitKindsWhen )
-import GHC.Utils.FV
+import GHC.Types.SrcLoc
+
 import GHC.Utils.Outputable
+import GHC.Utils.FV
 import GHC.Utils.Error( Validity(..), allValid )
-import GHC.Types.SrcLoc
 import GHC.Utils.Misc
+import GHC.Utils.Panic
 
 import GHC.Data.Pair             ( Pair(..) )
 import Data.List        ( nubBy )
diff --git a/compiler/GHC/Tc/Instance/Typeable.hs b/compiler/GHC/Tc/Instance/Typeable.hs
index d49d820a45..42112b4a30 100644
--- a/compiler/GHC/Tc/Instance/Typeable.hs
+++ b/compiler/GHC/Tc/Instance/Typeable.hs
@@ -43,6 +43,7 @@ import GHC.Core.Map
 import GHC.Settings.Constants
 import GHC.Utils.Fingerprint(Fingerprint(..), fingerprintString, fingerprintFingerprints)
 import GHC.Utils.Outputable
+import GHC.Utils.Panic
 import GHC.Data.FastString ( FastString, mkFastString, fsLit )
 
 import Control.Monad.Trans.State