Ppx_optcomp.Valuetype t = | Bool of Base.bool| Int of Base.int| Char of Base.char| String of Base.string| Tuple of t Base.listval ocaml_version : tval os_type : tval config_bool : string -> tval flambda_backend : tval flambda2 : tval to_expression : Ppxlib__.Location.t -> t -> Ppxlib__.Import.expressionval to_pattern : Ppxlib__.Location.t -> t -> Ppxlib__.Import.patternval to_string_pretty : t -> stringval to_string : t -> stringval type_ : t -> Ppx_optcomp__.Interpreter.Type.t