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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc4/] [libstdc++-v3/] [testsuite/] [20_util/] [ratio/] [operations/] [ops2.cc] - Rev 519
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// { dg-options "-std=gnu++0x" } // { dg-require-cstdint "" } // 2008-07-03 Chris Fairles <chris.fairles@gmail.com> // Copyright (C) 2008, 2009 Free Software Foundation // // 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 <ratio> #include <testsuite_hooks.h> typedef std::ratio<1, INTMAX_MAX> one_over_max; typedef std::ratio<2, INTMAX_MAX> two_over_max; typedef std::ratio<INTMAX_MAX, 1> max_over_one; typedef std::ratio<INTMAX_MAX, 2> max_over_two; void test01() { bool test __attribute__((unused)) = true; std::ratio_add<one_over_max, one_over_max>::type r1; VERIFY( r1.num == two_over_max::num); VERIFY( r1.den == two_over_max::den); std::ratio_add< std::ratio<INTMAX_MAX / 2, INTMAX_MAX / 2>, std::ratio<INTMAX_MAX / 2 , INTMAX_MAX / 2 + 1>>::type r2; VERIFY( r2.num == INTMAX_MAX ); VERIFY( r2.den == (INTMAX_MAX / 2) + 1 ); } void test02() { bool test __attribute__((unused)) = true; std::ratio_subtract<one_over_max, one_over_max>::type r1; VERIFY( r1.num == 0); VERIFY( r1.den == 1); std::ratio_subtract< std::ratio<INTMAX_MAX / 2, INTMAX_MAX / 2>, std::ratio<INTMAX_MAX / 2 , INTMAX_MAX / 2 + 1>>::type r2; VERIFY( r2.num == 1 ); VERIFY( r2.den == (INTMAX_MAX / 2) + 1 ); } int main() { test01(); test02(); return 0; }