Add -XEmptyDataDecls flag

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

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index e0aca33..1d19f8e 100644 (file)
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -184,6 +184,7 @@ data DynFlag
    | Opt_GADTs
    | Opt_RelaxedPolyRec                        -- -X=RelaxedPolyRec
    | Opt_MagicHash
+   | Opt_EmptyDataDecls
 
    -- optimisation opts
    | Opt_Strictness
@@ -1094,6 +1095,7 @@ fFlags = [
 xFlags :: [(String, DynFlag)]
 xFlags = [
   ( "MagicHash",                        Opt_MagicHash ),
+  ( "EmptyDataDecls",                   Opt_EmptyDataDecls ),
   ( "FI",                              Opt_FFI ),  -- support `-ffi'...
   ( "FFI",                             Opt_FFI ),  -- ...and also `-fffi'
   ( "ForeignFunctionInterface",                Opt_FFI ),
@@ -1138,6 +1140,7 @@ glasgowExtsFlags = [ Opt_GlasgowExts
                   , Opt_ImplicitParams 
                   , Opt_ScopedTypeVariables
                   , Opt_MagicHash
+           , Opt_EmptyDataDecls
                   , Opt_TypeFamilies ]
 
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