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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [performance/] [22_locale/] [narrow_widen_wchar_t.cc] - Blame information for rev 19

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1 19 jlechner
// Copyright (C) 2003 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library.  This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING.  If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction.  Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License.  This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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#include <locale>
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#include <testsuite_performance.h>
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int main()
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{
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  using namespace std;
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  using namespace __gnu_test;
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  time_counter time;
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  resource_counter resource;
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  wchar_t bufwc[] = L"Mi innamoravo di tutto (Fabrizio De Andre')";
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  char bufc[sizeof(bufwc) / sizeof(wchar_t)];
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  locale loc;
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  const ctype<wchar_t>& ct = use_facet<ctype<wchar_t> >(loc);
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  // narrow
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  start_counters(time, resource);
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  for (long i = 0; i < 200000000; ++i)
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    ct.narrow(i % 128, '*');
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  stop_counters(time, resource);
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  report_performance(__FILE__, "narrow", time, resource);
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  clear_counters(time, resource);
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  // narrow array
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  start_counters(time, resource);
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  for (long i = 0; i < 20000000; ++i)
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    ct.narrow(bufwc, bufwc + sizeof(bufwc) / sizeof(wchar_t), '*', bufc);
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  stop_counters(time, resource);
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  report_performance(__FILE__, "narrow array", time, resource);
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  clear_counters(time, resource);
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  // widen
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  start_counters(time, resource);
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  for (long i = 0; i < 200000000; ++i)
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    ct.widen(i % 128);
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  stop_counters(time, resource);
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  report_performance(__FILE__, "widen", time, resource);
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  clear_counters(time, resource);
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  // widen array
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  start_counters(time, resource);
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  for (long i = 0; i < 20000000; ++i)
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    ct.widen(bufc, bufc + sizeof(bufc), bufwc);
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  stop_counters(time, resource);
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  report_performance(__FILE__, "widen array", time, resource);
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  return 0;
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}

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