| 1 | // Boost.Range library concept checks |
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| 2 | // |
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| 3 | // Copyright Neil Groves 2009. Use, modification and distribution |
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| 4 | // are subject to the Boost Software License, Version 1.0. (See |
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| 5 | // accompanying file LICENSE_1_0.txt or copy at |
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| 6 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 7 | // |
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| 8 | #ifndef BOOST_RANGE_DETAIL_MISC_CONCEPT_HPP_INCLUDED |
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| 9 | #define BOOST_RANGE_DETAIL_MISC_CONCEPT_HPP_INCLUDED |
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| 10 | |
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| 11 | #include <boost/concept_check.hpp> |
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| 12 | |
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| 13 | namespace boost |
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| 14 | { |
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| 15 | namespace range_detail |
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| 16 | { |
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| 17 | template<typename T1, typename T2> |
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| 18 | class SameTypeConcept |
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| 19 | { |
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| 20 | public: |
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| 21 | BOOST_CONCEPT_USAGE(SameTypeConcept) |
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| 22 | { |
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| 23 | same_type(a,b); |
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| 24 | } |
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| 25 | private: |
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| 26 | template<typename T> void same_type(T,T) {} |
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| 27 | T1 a; |
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| 28 | T2 b; |
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| 29 | }; |
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| 30 | } |
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| 31 | } |
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| 32 | |
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| 33 | #endif // include guard |
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| 34 | |
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