anchor.diff:            File.WriteAllText(fileName1, """module M""")
             let args =
               [| //yield "--debug:full" 
  -               yield "--define:DEBUG" 
  +               //yield "--define:DEBUG" 
                  //yield "--optimize-" 
                  yield "--nooptimizationdata"
                  yield "--noframework"
  
positive.code:         let findReferences libDir =
            Directory.EnumerateFiles(libDir, "*.dll")
            |> Seq.map Path.GetFullPath
            |> Seq.filter (fun file -> dllFiles |> List.exists (fun binary -> binary = file) |> not)
          
          // See https://github.com/tpetricek/FSharp.Formatting/commit/22ffb8ec3c743ceaf069893a46a7521667c6fc9d
          let blacklist =
  
negative.code:             libDirs
              |> Seq.collect findReferences
              |> Seq.append dllFiles
              |> Seq.filter (fun file -> blacklist |> List.exists ((=?) (Path.GetFileName file)) |> not),
              Seq.empty
            else dllFiles |> List.toSeq, libDirs
          FSharpAssemblyHelper.getProjectReferences otherFlags (Some _libDirs) _dllFiles
  