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-rw-r--r--compiler/utils/Outputable.lhs7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/utils/Outputable.lhs b/compiler/utils/Outputable.lhs
index 88a8a75c62..da8ffb3f10 100644
--- a/compiler/utils/Outputable.lhs
+++ b/compiler/utils/Outputable.lhs
@@ -90,6 +90,7 @@ import Data.ByteString (ByteString)
import qualified Data.ByteString as BS
import Data.Char
import qualified Data.Map as M
+import Data.Int
import qualified Data.IntMap as IM
import Data.Set (Set)
import qualified Data.Set as Set
@@ -619,6 +620,12 @@ instance Outputable Bool where
ppr True = ptext (sLit "True")
ppr False = ptext (sLit "False")
+instance Outputable Int32 where
+ ppr n = integer $ fromIntegral n
+
+instance Outputable Int64 where
+ ppr n = integer $ fromIntegral n
+
instance Outputable Int where
ppr n = int n