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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [27_io/] [ios_base/] [storage/] [2.cc] - Rev 19
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// 2000-12-19 bkoz // Copyright (C) 2000, 2002, 2003, 2004 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 2, 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 COPYING. If not, write to the Free // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, // USA. // 27.4.2.5 ios_base storage functions // XXX This test will not work for some versions of irix6 because of // XXX bug(s) in libc malloc for very large allocations. However // XXX -lmalloc seems to work. // See http://gcc.gnu.org/ml/gcc/2002-05/msg01012.html // { dg-options "-lmalloc" { target mips*-*-irix6* } } // This fails on Darwin 8 because malloc doesn't return NULL even // if an allocation fails (filed as Radar 3884894). // { dg-do run { xfail *-*-darwin8* } } #include <sstream> #include <iostream> #include <testsuite_hooks.h> // libstdc++/3129 void test02() { bool test __attribute__((unused)) = true; int max = std::numeric_limits<int>::max() - 1; std::stringbuf strbuf; std::ios ios(&strbuf); ios.exceptions(std::ios::badbit); long l = 0; void* v = 0; // pword ios.pword(1) = v; VERIFY( ios.pword(1) == v ); try { v = ios.pword(max); } catch(std::ios_base::failure& obj) { // Ok. VERIFY( ios.bad() ); } catch(...) { test = false; VERIFY( test ); } VERIFY( v == 0 ); VERIFY( ios.pword(1) == v ); // max is different code path from max-1 v = &test; try { v = ios.pword(std::numeric_limits<int>::max()); } catch(std::ios_base::failure& obj) { // Ok. VERIFY( ios.bad() ); } catch(...) { test = false; VERIFY( test ); } VERIFY( v == &test ); // iword ios.iword(1) = 1; VERIFY( ios.iword(1) == 1 ); try { l = ios.iword(max); } catch(std::ios_base::failure& obj) { // Ok. VERIFY( ios.bad() ); } catch(...) { test = false; VERIFY( test ); } VERIFY( l == 0 ); VERIFY( ios.iword(1) == 1 ); // max is different code path from max-1 l = 1; try { l = ios.iword(std::numeric_limits<int>::max()); } catch(std::ios_base::failure& obj) { // Ok. VERIFY( ios.bad() ); } catch(...) { test = false; VERIFY( test ); } VERIFY( l == 1 ); } int main(void) { __gnu_test::set_memory_limits(); test02(); return 0; }