42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
// Copyright (C) 2014-2016 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 3, 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 COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <regex>
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#include <testsuite_performance.h>
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using namespace __gnu_test;
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int main()
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{
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time_counter time;
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resource_counter resource;
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start_counters(time, resource);
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// this should get compiled to just L"[abcd]"
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auto re = std::wregex(L'[' + std::wstring(300, L'a') + L"bc"
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+ std::wstring(1000, 'a') + L"d]");
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bool ok = true;
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for (int i = 0; i < 100000; ++i)
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ok = ok && (std::regex_match(L"b", re) && std::regex_match(L"d", re));
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stop_counters(time, resource);
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report_performance(__FILE__, "", time, resource);
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return ok ? 0 : 1;
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}
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