anchor.diff:  echo Create or clean the RoslynDev addin hive
   echo.
   
  -if "%VSSDK120Install%" == "" ( 
  +if "%VSSDK140Install%" == "" (
       echo ERROR!   To build and debug the .Net compilers Open source projects requires the latest Visual Studio SDK.
       echo.
       set errorlevel=1
  
positive.code:     )
  
  if not "%unconfigure%" == "true" (
      "%VSSDK120Install%\VisualStudioIntegration\Tools\Bin\CreateExpInstance.exe" /Reset /VSInstance=%targetVS% /RootSuffix=%TargetHive%  2> nul
  
  	msbuild %~dp0\prepare.msbuild
      )
  
  call :DisableVerificationFor "Microsoft.CodeAnalysis,31BF3856AD364E35"
  call :DisableVerificationFor "Microsoft.CodeAnalysis.CSharp,31BF3856AD364E35"
  call :DisableVerificationFor "Microsoft.CodeAnalysis.VisualBasic,31BF3856AD364E35"
  
negative.code:     goto :eof
      )
  
  if "%targetVS%"=="" set targetVS=14.0
  if "%targetHive%"=="" set targetHive=Roslyn
  
  set PreviewVersion=0.6.40308.1
  set unconfigure=false
  set verification=-Vr
  set label=Disable
  
  echo Prepare for Roslyn Open Source development
  