text: /*=============================================================================
      Boost.Wave: A Standard compliant C++ preprocessor library
      http://www.boost.org/
  
      Copyright (c) 2001-2005 Hartmut Kaiser. Distributed under the Boost
      Software License, Version 1.0. (See accompanying file
      LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  =============================================================================*/
  
  // Tests, whether an empty macro prevents another macro from expansion
  
  #define EMPTY()
  #define SCAN(x) x
  #define MACRO(x) (x)
  
  //R #line 17 "t_1_030.cpp"
  SCAN( MACRO EMPTY() )(1)    //R (1) 
  