Implement -XGeneralizedNewtypeDeriving

[ghc-hetmet.git] / compiler / main / DynFlags.hs

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index 93add2b..26948e1 100644 (file)
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -188,6 +188,7 @@ data DynFlag
    | Opt_EmptyDataDecls
    | Opt_KindSignatures
    | Opt_ParallelListComp
+   | Opt_GeneralizedNewtypeDeriving
 
    -- optimisation opts
    | Opt_Strictness
@@ -1130,6 +1131,7 @@ xFlags = [
   ( "ImplicitParams",                  Opt_ImplicitParams ),
   ( "ScopedTypeVariables",             Opt_ScopedTypeVariables ),
   ( "MultiParamTypeClasses",        Opt_MultiParamTypeClasses ),
+  ( "GeneralizedNewtypeDeriving",   Opt_GeneralizedNewtypeDeriving ),
   ( "AllowOverlappingInstances",       Opt_AllowOverlappingInstances ),
   ( "AllowUndecidableInstances",       Opt_AllowUndecidableInstances ),
   ( "AllowIncoherentInstances",        Opt_AllowIncoherentInstances )
@@ -1150,6 +1152,7 @@ glasgowExtsFlags = [ Opt_GlasgowExts
            , Opt_ParallelListComp
            , Opt_EmptyDataDecls
            , Opt_KindSignatures
+           , Opt_GeneralizedNewtypeDeriving
                   , Opt_TypeFamilies ]
 
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