48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
/***************************************************************************
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*
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* 24.operations.stdcxx-234 - regression test for STDCXX-234
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* http://issues.apache.org/jira/browse/STDCXX-234
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*
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* $Id: 24.operations.stdcxx-234.cpp 580483 2007-09-28 20:55:52Z sebor $
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*
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***************************************************************************
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*
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* Copyright 2007 Rogue Wave Software, Inc.
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*
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**************************************************************************/
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#include <iterator>
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struct X: std::iterator<std::random_access_iterator_tag, int> { };
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namespace std {
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// specialize the std::distance() function template of a user-defined
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// iterator type to verify that the signature of the primary template
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// is the same as the one of the specialization
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template <> std::iterator_traits<X>::difference_type
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distance<X> (X, X) { return 0; }
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} // namespace std
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int main ()
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{
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return std::distance (X (), X ());
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}
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