ConstraintKinds pragma

Signed-off-by: Edward Z. Yang <[email protected]>
haskell · Aug 4, 2016 · 1b73d02 · 1b73d02
1 parent 9e3168c
commit 1b73d02
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/cabal-install/Distribution/Client/ProjectBuilding.hs b/cabal-install/Distribution/Client/ProjectBuilding.hs
@@ -3,6 +3,7 @@
              ScopedTypeVariables #-}
 {-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE NoMonoLocalBinds #-}
+{-# LANGUAGE ConstraintKinds #-}
 
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