diff options
Diffstat (limited to 'gcc-4.9/libstdc++-v3/testsuite/performance/22_locale/is_wchar_t.cc')
-rw-r--r-- | gcc-4.9/libstdc++-v3/testsuite/performance/22_locale/is_wchar_t.cc | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/testsuite/performance/22_locale/is_wchar_t.cc b/gcc-4.9/libstdc++-v3/testsuite/performance/22_locale/is_wchar_t.cc new file mode 100644 index 000000000..d03269b22 --- /dev/null +++ b/gcc-4.9/libstdc++-v3/testsuite/performance/22_locale/is_wchar_t.cc @@ -0,0 +1,78 @@ +// Copyright (C) 2003-2014 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// <http://www.gnu.org/licenses/>. + + +#include <locale> +#include <cwctype> +#include <cstddef> +#include <testsuite_performance.h> + +int main() +{ + using namespace std; + using namespace __gnu_test; + + time_counter time; + resource_counter resource; + const wchar_t str[] = + L"Is this the real life?\n" + L"Is this just fantasy?\n" + L"Caught in a landslide\n" + L"No escape from reality\n" + L"Open your eyes\n" + L"Look up to the skies and see\n" + L"I'm just a poor boy\n" + L"I need no sympathy\n" + L"Because I'm easy come, easy go\n" + L"Little high, little low" + L"Anyway the wind blows\n" + L"Doesn't really matter to me\n" + L"To me\n" + L" -- Queen\n"; + const size_t len = sizeof(str) / sizeof(str[0]) - 1; + + locale loc; + const ctype<wchar_t>& ct = use_facet<ctype<wchar_t> >(loc); + + // C + wctype_t w = wctype("space"); + start_counters(time, resource); + for (int j = 0; j < 200000; ++j) + { + for (size_t i = 0; i < len; ++i) + { + iswctype(str[i], w); + } + } + stop_counters(time, resource); + report_performance(__FILE__, "C", time, resource); + clear_counters(time, resource); + + // C++ + start_counters(time, resource); + for (int j = 0; j < 200000; ++j) + { + for (size_t i = 0; i < len; ++i) + { + ct.is(ctype_base::space, str[i]); + } + } + stop_counters(time, resource); + report_performance(__FILE__, "C++", time, resource); + + return 0; +} |