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Diffstat (limited to 'compiler/GHC/Hs/Expr.hs')
| -rw-r--r-- | compiler/GHC/Hs/Expr.hs | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/compiler/GHC/Hs/Expr.hs b/compiler/GHC/Hs/Expr.hs index 76699dc4f3..6f57eb5304 100644 --- a/compiler/GHC/Hs/Expr.hs +++ b/compiler/GHC/Hs/Expr.hs @@ -1292,10 +1292,17 @@ instance (OutputableBndrId p) => Outputable (HsCmdTop (GhcPass p)) where ************************************************************************ -} -type instance XMG GhcPs b = NoExtField -type instance XMG GhcRn b = NoExtField +type instance XMG GhcPs b = Origin +type instance XMG GhcRn b = Origin type instance XMG GhcTc b = MatchGroupTc +data MatchGroupTc + = MatchGroupTc + { mg_arg_tys :: [Scaled Type] -- Types of the arguments, t1..tn + , mg_res_ty :: Type -- Type of the result, tr + , mg_origin :: Origin -- Origin (Generated vs FromSource) + } deriving Data + type instance XXMatchGroup (GhcPass _) b = DataConCantHappen type instance XCMatch (GhcPass _) b = EpAnn [AddEpAnn] |