Repository : ssh://darcs.haskell.org//srv/darcs/ghc

On branch  : ghc-kinds

http://hackage.haskell.org/trac/ghc/changeset/35fdca67f7fcbbd2ae76dc7a64fb03b79af47847

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

commit 35fdca67f7fcbbd2ae76dc7a64fb03b79af47847
Author: Julien Cretin <g...@ia0.eu>
Date:   Thu Sep 22 12:41:10 2011 +0200

    fix CoreLint with PromotedTypeTyCon

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

 compiler/coreSyn/CoreLint.lhs |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/compiler/coreSyn/CoreLint.lhs b/compiler/coreSyn/CoreLint.lhs
index 5fc9c5c..e58891f 100644
--- a/compiler/coreSyn/CoreLint.lhs
+++ b/compiler/coreSyn/CoreLint.lhs
@@ -665,16 +665,14 @@ lintKind (FunTy k1 k2)
   = lintKind k1 >> lintKind k2
 
 lintKind kind@(TyConApp tc kis)
-  | isSuperKind kind = panic "lintKind called with BOX"
+  | isPromotedTypeTyCon tc
+  , tyConArity tc == length kis
+  = mapM_ lintKind kis
 
   | isSuperKind tc_kind  -- handles *, #, Constraint, etc.
   , null kis
   = return ()
 
-  | Just n <- isPromotableKind tc_kind  -- handles promoted TyCons
-  , n == length kis
-  = mapM_ lintKind kis
-
   | otherwise
   = addErrL (hang (ptext (sLit "Malformed kind:")) 2 (quotes (ppr kind)))
   where



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