Add compiler linting to CI

This commit adds the `lint:compiler` Hadrian target to the CI runner.
It does also fixes hints in the compiler/ and libraries/base/ codebases.

1 files changed, 9 insertions, 12 deletions

diff --git a/compiler/Language/Haskell/Syntax/Pat.hs b/compiler/Language/Haskell/Syntax/Pat.hs
index 8c3309f477..86f56f7ad8 100644
--- a/compiler/Language/Haskell/Syntax/Pat.hs
+++ b/compiler/Language/Haskell/Syntax/Pat.hs
@@ -1,17 +1,14 @@
-
-{-# LANGUAGE CPP                  #-}
-{-# LANGUAGE ConstraintKinds      #-}
-{-# LANGUAGE DeriveDataTypeable   #-}
-{-# LANGUAGE DeriveTraversable    #-}
-{-# LANGUAGE FlexibleContexts     #-}
-{-# LANGUAGE FlexibleInstances    #-}
-{-# LANGUAGE LambdaCase           #-}
-{-# LANGUAGE ScopedTypeVariables  #-}
-{-# LANGUAGE TypeApplications     #-}
-{-# LANGUAGE TypeFamilies         #-}
+{-# LANGUAGE CPP #-}
+{-# LANGUAGE ConstraintKinds #-}
+{-# LANGUAGE DeriveTraversable #-}
+{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE FlexibleInstances #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE TypeApplications #-}
+{-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE UndecidableInstances #-} -- Wrinkle in Note [Trees That Grow]
                                       -- in module Language.Haskell.Syntax.Extension
-{-# LANGUAGE ViewPatterns         #-}
+{-# LANGUAGE ViewPatterns #-}
 {-
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