18 lines
747 B
C++
18 lines
747 B
C++
/*=============================================================================
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Boost.Wave: A Standard compliant C++ preprocessor library
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http://www.boost.org/
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Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost
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Software License, Version 1.0. (See accompanying file
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LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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// Tests, if a diagnostic is emitted, if a predefined macro is to be undefined.
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//R
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//E t_3_001.cpp(14): warning: #undef may not be used on this predefined name: __cplusplus
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#undef __cplusplus // should emit a warning
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//H 10: t_3_001.cpp(14): #undef
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//H 18: boost::wave::preprocess_exception
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