66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
/************************************************************************
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*
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* 22.locale.num.put.stdcxx-2.cpp
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*
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* the regression test for STDCXX-2 issue
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*
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* $Id: 22.locale.num.put.stdcxx-2.cpp 637239 2008-03-14 20:09:38Z faridz $
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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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**************************************************************************/
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#include <cassert>
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#include <cstddef>
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#include <ios>
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#include <string>
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#include <sstream>
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void test (std::streamsize prec)
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{
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const std::size_t len = 0 > prec ? 7 : (1 < prec ? prec + 1 : 2);
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std::string exp (len, '0');
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exp [1] = '.';
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std::ostringstream strm;
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strm.setf (strm.showpoint);
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strm.precision (prec);
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strm << 0.0f;
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assert (exp == strm.str ());
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strm.str ("");
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strm << 0.0;
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assert (exp == strm.str ());
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strm.str ("");
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strm << 0.0L;
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assert (exp == strm.str ());
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}
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int main ()
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{
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test (-2);
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test (0);
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test (1);
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test (5);
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return 0;
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}
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