TTG : complete for balance of hsSyn AST

Summary:
- remove PostRn/PostTc fields
- remove the HsVect In/Out distinction for Type, Class and Instance
- remove PlaceHolder in favour of NoExt
- Simplify OutputableX constraint

Updates haddock submodule

Test Plan: ./validate

Reviewers: goldfire, bgamari

Subscribers: goldfire, thomie, mpickering, carter

Differential Revision: https://phabricator.haskell.org/D4625

2 files changed, 3 insertions, 2 deletions

diff --git a/utils/ghctags/Main.hs b/utils/ghctags/Main.hs
index 5e96f35e74..febbd79492 100644
--- a/utils/ghctags/Main.hs
+++ b/utils/ghctags/Main.hs
@@ -264,8 +264,9 @@ boundValues mod group =
                 , n <- map found ns ]
       fors = concat $ map forBound (hs_fords group)
              where forBound lford = case unLoc lford of
-                                      ForeignImport n _ _ _ -> [found n]
+                                      ForeignImport _ n _ _ -> [found n]
                                       ForeignExport { } -> []
+                                      XForeignDecl { } -> []
   in vals ++ tys ++ fors
   where found = foundOfLName mod
 
@@ -298,7 +299,7 @@ boundThings modname lbinding =
                AsPat _ id p -> patThings p (thing id : tl)
                ParPat _ p -> patThings p tl
                BangPat _ p -> patThings p tl
-               ListPat _ ps _ _ -> foldr patThings tl ps
+               ListPat _ ps -> foldr patThings tl ps
                TuplePat _ ps _  -> foldr patThings tl ps
                PArrPat _ ps -> foldr patThings tl ps
                ConPatIn _ conargs -> conArgs conargs tl
diff --git a/utils/haddock b/utils/haddock
-Subproject 0d903e5e7ea877cbf6e8a7a84c9c8b6ef8c78ef
+Subproject 271a9cb0c7a070deef8df2d4fb54ebe47a0bf56