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- #include <boost/config.hpp>
- // lsp_convertible_test.cpp
- //
- // Copyright 2012, 2017 Peter Dimov
- //
- // 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
- #include <boost/smart_ptr/local_shared_ptr.hpp>
- #include <boost/shared_ptr.hpp>
- #include <boost/weak_ptr.hpp>
- #include <boost/core/lightweight_test.hpp>
- #include <boost/type_traits/is_convertible.hpp>
- //
- class X;
- class B
- {
- };
- class D: public B
- {
- };
- using boost::is_convertible;
- #define TEST_CV_TRUE_( S1, T, S2, U ) \
- BOOST_TEST(( is_convertible< S1<T>, S2<U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<T>, S2<const U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<T>, S2<volatile U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<T>, S2<const volatile U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<const U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<const volatile U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<const U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<volatile U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<const volatile U> >::value == true )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const volatile U> >::value == true ));
- #define TEST_CV_FALSE_( S1, T, S2, U ) \
- BOOST_TEST(( is_convertible< S1<T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<T>, S2<const U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<T>, S2<volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<T>, S2<const volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<const U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const T>, S2<const volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<const U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<volatile T>, S2<const volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<volatile U> >::value == false )); \
- BOOST_TEST(( is_convertible< S1<const volatile T>, S2<const volatile U> >::value == false ));
- using boost::local_shared_ptr;
- using boost::shared_ptr;
- using boost::weak_ptr;
- #define TEST_CV_TRUE( T, U ) \
- TEST_CV_TRUE_( local_shared_ptr, T, local_shared_ptr, U ) \
- TEST_CV_TRUE_( shared_ptr, T, local_shared_ptr, U )
- #define TEST_CV_FALSE( T, U ) \
- TEST_CV_FALSE_( local_shared_ptr, T, local_shared_ptr, U ) \
- TEST_CV_FALSE_( shared_ptr, T, local_shared_ptr, U )
- int main()
- {
- #if !defined( BOOST_SP_NO_SP_CONVERTIBLE )
- TEST_CV_TRUE( X, X )
- TEST_CV_TRUE( X, void )
- TEST_CV_FALSE( void, X )
- TEST_CV_TRUE( D, B )
- TEST_CV_FALSE( B, D )
- TEST_CV_TRUE( X[], X[] )
- TEST_CV_FALSE( D[], B[] )
- TEST_CV_TRUE( X[3], X[3] )
- TEST_CV_FALSE( X[3], X[4] )
- TEST_CV_FALSE( D[3], B[3] )
- TEST_CV_TRUE( X[3], X[] )
- TEST_CV_FALSE( X[], X[3] )
- TEST_CV_TRUE( X[], void )
- TEST_CV_FALSE( void, X[] )
- TEST_CV_TRUE( X[3], void )
- TEST_CV_FALSE( void, X[3] )
- #endif
- return boost::report_errors();
- }
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