| /*============================================================================= |
| Boost.Wave: A Standard compliant C++ preprocessor library |
| http://www.boost.org/ |
| |
| Copyright (c) 2001-2010 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) |
| |
| //H 10: t_1_030.cpp(12): #define |
| //H 08: t_1_030.cpp(12): EMPTY()= |
| //H 10: t_1_030.cpp(13): #define |
| //H 08: t_1_030.cpp(13): SCAN(x)=x |
| //H 10: t_1_030.cpp(14): #define |
| //H 08: t_1_030.cpp(14): MACRO(x)=(x) |
| //H 00: t_1_030.cpp(17): SCAN( MACRO EMPTY() ), [t_1_030.cpp(13): SCAN(x)=x] |
| //H 00: t_1_030.cpp(17): EMPTY(), [t_1_030.cpp(12): EMPTY()=] |
| //H 02: |
| //H 03: _ |
| //H 02: MACRO |
| //H 03: MACRO |
| //H 00: t_1_030.cpp(17): MACRO(1), [t_1_030.cpp(14): MACRO(x)=(x)] |
| //H 02: (1) |
| //H 03: (1) |
