-fglasgow-exts implies -X=GADTs

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index 0a18964..b992228 100644 (file)
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -1121,6 +1121,7 @@ impliedFlags = [
 
 glasgowExtsFlags = [ Opt_GlasgowExts 
                   , Opt_FFI 
+                  , Opt_GADTs
                   , Opt_ImplicitParams 
                   , Opt_ScopedTypeVariables
                   , Opt_TypeFamilies ]