$OpenBSD: patch-shellcheck_hs,v 1.1 2019/09/30 12:50:08 kili Exp $

Update to newer GHC (Semigroup proposal).

Index: shellcheck.hs
--- shellcheck.hs.orig
+++ shellcheck.hs
@@ -56,9 +56,12 @@ data Status =
     | RuntimeException
   deriving (Ord, Eq, Show)
 
+instance Semigroup Status where
+    (<>) = max
+
 instance Monoid Status where
     mempty = NoProblems
-    mappend = max
+    mappend = (<>)
 
 data Options = Options {
     checkSpec :: CheckSpec,
