Fix CodingStyle#Warnings URLs

[ghc-hetmet.git] / compiler / coreSyn / MkExternalCore.lhs

diff --git a/compiler/coreSyn/MkExternalCore.lhs b/compiler/coreSyn/MkExternalCore.lhs
index 150ae16..a0bccda 100644 (file)
--- a/compiler/coreSyn/MkExternalCore.lhs
+++ b/compiler/coreSyn/MkExternalCore.lhs
@@ -2,6 +2,12 @@
 % (c) The University of Glasgow 2001-2006
 %
 \begin{code}
+{-# OPTIONS -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
+-- for details
 
 module MkExternalCore (
        emitExternalCore
@@ -10,16 +16,15 @@ module MkExternalCore (
 #include "HsVersions.h"
 
 import qualified ExternalCore as C
-import Char
 import Module
 import CoreSyn
 import HscTypes        
 import TyCon
 import TypeRep
 import Type
-import PprExternalCore -- Instances
+import PprExternalCore () -- Instances
 import DataCon
-import CoreSyn
+import Coercion
 import Var
 import IdInfo
 import Literal
@@ -179,7 +184,8 @@ make_ty (NoteTy _ t)        = make_ty t
 
 
 make_kind :: Kind -> C.Kind
-make_kind (PredTy p) | isEqPred p = panic "coercion kinds in external core not implemented!"
+make_kind (PredTy p) | isEqPred p = C.Keq (make_ty t1) (make_ty t2)
+    where (t1, t2) = getEqPredTys p
 make_kind (FunTy k1 k2)  = C.Karrow (make_kind k1) (make_kind k2)
 make_kind k
   | isLiftedTypeKind k   = C.Klifted