anchor.diff:  
   namespace FSharpYacc.Plugin
   
  -open System.CodeDom.Compiler
   open System.ComponentModel.Composition
   open System.IO
  -open System.Text
  +//open System.Text
   open LanguagePrimitives
   open FSharpYacc
   open FSharpYacc.Ast
  
positive.code:     /// The namespace where the OCaml-compatible parsers can be found.
      let [<Literal>] private ocamlParsingNamespace = "Microsoft.FSharp.Compatibility.OCaml.Parsing"
  
      //
      let emit (processedSpec : ProcessedSpecification<_,_>, parserTable : Lr0ParserTable<NonterminalIdentifier, TerminalIdentifier>) (writer : #TextWriter) : unit =
          //
  
  
  
          // TODO
          raise <| System.NotImplementedException "Fsyacc.emit"
  
  /// A backend which emits code implementing a table-based pattern matcher
  
negative.code: /// by the older 'fsyacc' tool from the F# PowerPack.
  [<RequireQualifiedAccess>]
  module private FsYacc =
      open System.CodeDom.Compiler
      open Graham.LR
      open BackendUtils.CodeGen
  
      //
      let [<Literal>] private defaultLexingNamespace = "Microsoft.FSharp.Text.Lexing"
  