43 lines
1.5 KiB
C++
43 lines
1.5 KiB
C++
/*=============================================================================
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Boost.Wave: A Standard compliant C++ preprocessor library
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Sample: prints out the preprocessed tokens returned by the pp iterator
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Explicit instantiation of the cpp_expression_grammar parsing
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function
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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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#include "cpp_tokens.hpp" // config data
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#if BOOST_WAVE_SEPARATE_GRAMMAR_INSTANTIATION != 0
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#include <string>
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#include <boost/wave/token_ids.hpp>
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#include "slex_token.hpp"
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#include "slex_iterator.hpp"
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#include <boost/wave/grammars/cpp_expression_grammar.hpp>
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///////////////////////////////////////////////////////////////////////////////
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//
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// Explicit instantiation of the expression_grammar_gen template with the
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// correct token type. This instantiates the corresponding parse function,
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// which in turn instantiates the expression_grammar object (see
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// wave/grammars/cpp_expression_grammar.hpp)
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//
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///////////////////////////////////////////////////////////////////////////////
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typedef boost::wave::cpplexer::slex_token<> token_type;
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template struct boost::wave::grammars::expression_grammar_gen<token_type>;
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#endif // #if BOOST_WAVE_SEPARATE_GRAMMAR_INSTANTIATION != 0
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