Backport fixity declaration for Data.List.NonEmpty.git status

Mirroring http://git.haskell.org/ghc.git/commit/398a444bc673aa4bbdd30029e2cce440f0309e34
ekmett · Jun 23, 2017 · 6ccef33 · 6ccef33 · RyanGlScott · Jun 24, 2017
1 parent d2639cb
commit 6ccef33
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src-ghc7/Data/List/NonEmpty.hs b/src-ghc7/Data/List/NonEmpty.hs
@@ -629,6 +629,7 @@ isPrefixOf (y:ys) (x :| xs) = (y == x) && List.isPrefixOf ys xs
   | n > 0  = xs List.!! (n - 1)
   | otherwise = error "NonEmpty.!! negative argument"
 {-# INLINE (!!) #-}
+infixl 9 !!
 
 -- | The 'zip' function takes two streams and returns a stream of
 -- corresponding pairs.