X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2FdeSugar%2FDsMeta.hs;h=3a2dda8127f686700ee74f0f4202c7eec3b0b271;hp=e68173a59dd4b7f0319a3e8e617bff4213327849;hb=ffabe3acb2d30be0c8e89e139f5bca7a1eb900f6;hpb=7028041739973c3dc17b23a98c65c892f41f0647

diff --git a/compiler/deSugar/DsMeta.hs b/compiler/deSugar/DsMeta.hs
index e68173a..3a2dda8 100644
--- a/compiler/deSugar/DsMeta.hs
+++ b/compiler/deSugar/DsMeta.hs
@@ -420,6 +420,10 @@ rep_sig :: LSig Name -> DsM [(SrcSpan, Core TH.DecQ)]
 	-- Singleton => Ok
 	-- Empty     => Too hard, signature ignored
 rep_sig (L loc (TypeSig nm ty))       = rep_proto nm ty loc
+rep_sig (L _   (GenericSig nm _))     = failWithDs msg
+  where msg = vcat  [ ptext (sLit "Illegal default signature for") <+> quotes (ppr nm)
+                    , ptext (sLit "Default signatures are not supported by Template Haskell") ]
+
 rep_sig (L loc (InlineSig nm ispec))  = rep_inline nm ispec loc
 rep_sig (L loc (SpecSig nm ty ispec)) = rep_specialise nm ty ispec loc
 rep_sig _                             = return []
@@ -631,7 +635,6 @@ repTy (HsKindSig t k)       = do
                                 k1 <- repKind k
                                 repTSig t1 k1
 repTy (HsSpliceTy splice _ _) = repSplice splice
-repTy ty@(HsNumTy _)          = notHandled "Number types (for generics)" (ppr ty)
 repTy ty		      = notHandled "Exotic form of type" (ppr ty)
 
 -- represent a kind