| Opt_GeneralizedNewtypeDeriving
| Opt_RecursiveDo
| Opt_PostfixOperators
+ | Opt_TupleSections
| Opt_PatternGuards
| Opt_LiberalTypeSynonyms
| Opt_Rank2Types
xFlags = [
( "CPP", Opt_Cpp, const Supported ),
( "PostfixOperators", Opt_PostfixOperators, const Supported ),
+ ( "TupleSections", Opt_TupleSections, const Supported ),
( "PatternGuards", Opt_PatternGuards, const Supported ),
( "UnicodeSyntax", Opt_UnicodeSyntax, const Supported ),
( "MagicHash", Opt_MagicHash, const Supported ),