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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [27_io/] [fpos/] [mbstate_t/] [2.cc] - Rev 424
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// 1999-09-20 bkoz // Copyright (C) 1999, 2001, 2003, 2009 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/>. // 27.4.3 template class fpos #include <cwchar> // for mbstate_t #include <ios> #include <testsuite_hooks.h> // 27.4.3.2 fpos requirements/invariants void test02() { bool test __attribute__((unused)) = true; typedef std::mbstate_t state_type; std::streamoff off01; std::streamoff off02 = 997; int i02 = 999; // p(i), p = i std::streampos pos01(i02); std::streampos pos02 = i02; VERIFY( pos01 == pos02 ); // p(o), p = o // NB: P(o) is only required. std::streampos pos03(off02); std::streampos pos04 = off02; VERIFY( pos03 == pos04 ); // O(p) std::streamoff off03(pos04); VERIFY( off03 == off02 ); // p == q, p!= q VERIFY( pos01 == pos02 ); VERIFY( pos02 != pos03 ); // q = p + o // p += o pos03 = pos03 + off02; pos04 += off02; VERIFY( pos03 == pos04 ); std::streampos pos05 = pos03; std::streampos pos06 = pos03 + off02; VERIFY ( pos05 == pos03 ); // q = p - o // p -= o pos03 = pos03 - off02; pos04 -= off02; VERIFY( pos03 == pos04 ); std::streampos pos07 = pos03; std::streampos pos08 = pos03 - off02; VERIFY ( pos07 == pos03 ); // o = p - q VERIFY( 0 == pos03 - pos04 ); // streamsize -> streamoff // streamoff -> streamsize off01 = off02; std::streamsize size01(off02); std::streamoff off04(size01); VERIFY( off01 == off04 ); } int main() { test02(); return 0; }