Fix build with ghc-8.6.5

2021-11-02 19:53:22 +01:00
parent b9c4c9a0b7
commit c05876cc60
4 changed files with 13 additions and 3 deletions
--- a/lib/GHCup/Platform.hs
+++ b/lib/GHCup/Platform.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP                   #-}
 {-# LANGUAGE DataKinds             #-}
 {-# LANGUAGE FlexibleContexts      #-}
 {-# LANGUAGE FlexibleInstances     #-}
@@ -27,6 +28,9 @@ import           GHCup.Utils.Logger
 import           GHCup.Utils.Prelude
 import           GHCup.Utils.String.QQ

+#if !MIN_VERSION_base(4,13,0)
+import           Control.Monad.Fail             ( MonadFail )
+#endif
 import           Control.Applicative
 import           Control.Exception.Safe
 import           Control.Monad