anchor.diff:  :COMPILE.srefc_lambda
   setlocal
     set COMMON_SRFLAGS=%COMMON_SRFLAGS% --extended
  -  call :COMPILE_SREFC_COMMON "%~1" || exit /b 1
  +  call :COMPILE_SREFC_COMMON "%~1"
  +  exit /b %ERRORLEVEL%
   endlocal
   goto :EOF
   
  
positive.code:     --prefix=_test_prefix external 2>__error.txt
    if errorlevel 100 (
      echo COMPILER FAILS ON %SRC%, SEE __error.txt
      exit /b 1
    )
    if not exist %TARGET% (
      endlocal
  
negative.code:   for %%c in (%REFAL_COMPILERS%) do (
      echo *** Perform SYNTAX ERROR test %~1 for compiler %%c...
      call :COMPILE.%%c "%~1"
      echo errorlevel %ERRORLEVEL%
      if errorlevel 2 (
        echo COMPILER %%c FAILED ON SYNTAX ERROR TEST %~1
        endlocal
        exit /b 1
      )
      if not errorlevel 1 (
        echo COMPILATION FOR COMPILER %%c SUCCESSED, SYNTAX ERRORS IS NOT FOUND
        endlocal
  