[commit: haddock] alexbiehl-patch-1, ghc-8.0, ghc-head, ghc-head1, headdock-library-1.4.5, ie_avails, master, pr-filter-maps, pr/cabal-desc, travis, v2.17, v2.18, wip/new-tree-one-param, wip/rae, wip/remove-frames, wip/remove-frames1, wip/revert-ttg-2017-11-20, wip/ttg-2017-10-13, wip/ttg-2017-10-31, wip/ttg-2017-11-06, wip/ttg2-2017-11-10, wip/ttg3-2017-11-12, wip/ttg4-constraints-2017-11-13: Disable NFData instances for GHC types when GHC >= 8.0.2 (d9bb5fc)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/haddock

On branches: alexbiehl-patch-1,ghc-8.0,ghc-head,ghc-head1,headdock-library-1.4.5,ie_avails,master,pr-filter-maps,pr/cabal-desc,travis,v2.17,v2.18,wip/new-tree-one-param,wip/rae,wip/remove-frames,wip/remove-frames1,wip/revert-ttg-2017-11-20,wip/ttg-2017-10-13,wip/ttg-2017-10-31,wip/ttg-2017-11-06,wip/ttg2-2017-11-10,wip/ttg3-2017-11-12,wip/ttg4-constraints-2017-11-13
Link       : http://git.haskell.org/haddock.git/commitdiff/d9bb5fc3823d720783e31e1e95ed5ed35c721b7b

>---------------------------------------------------------------

commit d9bb5fc3823d720783e31e1e95ed5ed35c721b7b
Author: Simon Marlow <smarlow at fb.com>
Date:   Fri Jul 22 02:55:04 2016 -0700

    Disable NFData instances for GHC types when GHC >= 8.0.2
    
    (cherry picked from commit a3309e797c42dae9bccdeb17ce52fcababbaff8a)


>---------------------------------------------------------------

d9bb5fc3823d720783e31e1e95ed5ed35c721b7b
 haddock-api/src/Haddock/Types.hs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/haddock-api/src/Haddock/Types.hs b/haddock-api/src/Haddock/Types.hs
index eacf447..1703778 100644
--- a/haddock-api/src/Haddock/Types.hs
+++ b/haddock-api/src/Haddock/Types.hs
@@ -1,4 +1,6 @@
-{-# LANGUAGE DeriveDataTypeable, DeriveFunctor, DeriveFoldable, DeriveTraversable, StandaloneDeriving, TypeFamilies, RecordWildCards #-}
+{-# LANGUAGE CPP #-}
+{-# LANGUAGE DeriveDataTypeable, DeriveFunctor, DeriveFoldable, DeriveTraversable, StandaloneDeriving #-}
+{-# LANGUAGE TypeFamilies, RecordWildCards #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 -----------------------------------------------------------------------------
 -- |
@@ -447,10 +449,12 @@ instance (NFData a, NFData mod)
     DocExamples a             -> a `deepseq` ()
     DocHeader a               -> a `deepseq` ()
 
-
+#if !MIN_VERSION_ghc(8,0,2)
+-- These were added to GHC itself in 8.0.2
 instance NFData Name where rnf x = seq x ()
 instance NFData OccName where rnf x = seq x ()
 instance NFData ModuleName where rnf x = seq x ()
+#endif
 
 instance NFData id => NFData (Header id) where
   rnf (Header a b) = a `deepseq` b `deepseq` ()