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88 lines
3.2 KiB
C++
Executable File
88 lines
3.2 KiB
C++
Executable File
// Copyright Thomas Witt 2003. Permission to copy, use,
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// modify, sell and distribute this software is granted provided this
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// copyright notice appears in all copies. This software is provided
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// "as is" without express or implied warranty, and with no claim as
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// to its suitability for any purpose.
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#include <boost/iterator/reverse_iterator.hpp>
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#include <boost/iterator/new_iterator_tests.hpp>
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// Test reverse iterator
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int main()
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{
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#if 0
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// Test reverse_iterator_generator
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{
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dummyT reversed[N];
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std::copy(array, array + N, reversed);
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std::reverse(reversed, reversed + N);
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typedef boost::reverse_iterator_generator<dummyT*
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#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) || defined(BOOST_NO_STD_ITERATOR_TRAITS)
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, dummyT
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#endif
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>::type reverse_iterator;
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reverse_iterator i(reversed + N);
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boost::random_access_iterator_test(i, N, array);
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#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_NO_STD_ITERATOR_TRAITS)
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boost::random_access_iterator_test(boost::make_reverse_iterator(reversed + N), N, array);
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#endif
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typedef boost::reverse_iterator_generator<const dummyT*
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#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) || defined(BOOST_NO_STD_ITERATOR_TRAITS)
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, dummyT, const dummyT&, const dummyT
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#endif
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>::type const_reverse_iterator;
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const_reverse_iterator j(reversed + N);
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boost::random_access_iterator_test(j, N, array);
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const dummyT* const_reversed = reversed;
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#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_NO_STD_ITERATOR_TRAITS)
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boost::random_access_iterator_test(boost::make_reverse_iterator(const_reversed + N), N, array);
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#endif
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boost::const_nonconst_iterator_test(i, ++j);
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}
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// Test reverse_iterator_generator again, with traits fully deducible on all platforms
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{
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std::deque<dummyT> reversed_container;
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std::reverse_copy(array, array + N, std::back_inserter(reversed_container));
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const std::deque<dummyT>::iterator reversed = reversed_container.begin();
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typedef boost::reverse_iterator_generator<
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std::deque<dummyT>::iterator>::type reverse_iterator;
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typedef boost::reverse_iterator_generator<
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std::deque<dummyT>::const_iterator, const dummyT>::type const_reverse_iterator;
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// MSVC/STLport gives an INTERNAL COMPILER ERROR when any computation
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// (e.g. "reversed + N") is used in the constructor below.
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const std::deque<dummyT>::iterator finish = reversed_container.end();
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reverse_iterator i(finish);
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boost::random_access_iterator_test(i, N, array);
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boost::random_access_iterator_test(boost::make_reverse_iterator(reversed + N), N, array);
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const_reverse_iterator j = reverse_iterator(finish);
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boost::random_access_iterator_test(j, N, array);
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const std::deque<dummyT>::const_iterator const_reversed = reversed;
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boost::random_access_iterator_test(boost::make_reverse_iterator(const_reversed + N), N, array);
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// Many compilers' builtin deque iterators don't interoperate well, though
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// STLport fixes that problem.
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#if defined(__SGI_STL_PORT) || !defined(__GNUC__) && !defined(__BORLANDC__) && (!defined(BOOST_MSVC) || BOOST_MSVC > 1200)
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boost::const_nonconst_iterator_test(i, ++j);
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#endif
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}
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#endif
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}
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