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-rw-r--r--compiler/stgSyn/StgLint.lhs4
1 files changed, 3 insertions, 1 deletions
diff --git a/compiler/stgSyn/StgLint.lhs b/compiler/stgSyn/StgLint.lhs
index ec9f6fa9d6..93fc9cd71e 100644
--- a/compiler/stgSyn/StgLint.lhs
+++ b/compiler/stgSyn/StgLint.lhs
@@ -27,7 +27,9 @@ import Util
import SrcLoc
import Outputable
import FastString
+#if __GLASGOW_HASKELL__ < 709
import Control.Applicative ( Applicative(..) )
+#endif
import Control.Monad
import Data.Function
@@ -486,7 +488,7 @@ checkTys ty1 ty2 msg = LintM $ \loc _scope errs
_mkCaseAltMsg :: [StgAlt] -> MsgDoc
_mkCaseAltMsg _alts
= ($$) (text "In some case alternatives, type of alternatives not all same:")
- (empty) -- LATER: ppr alts
+ (Outputable.empty) -- LATER: ppr alts
mkDefltMsg :: Id -> TyCon -> MsgDoc
mkDefltMsg bndr tc