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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [23_containers/] [vector/] [zero_sized_allocations.cc] - Rev 826
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// Copyright (C) 2007, 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/>. // #include <vector> #include <cstdlib> #include <testsuite_hooks.h> unsigned int zero_sized_news = 0; void *operator new(size_t size) throw (std::bad_alloc) { /* malloc(0) is unpredictable; avoid it. */ if (size == 0) { size = 1; ++zero_sized_news; } void *p = std::malloc(size); if (p == 0) throw std::bad_alloc(); return p; } void operator delete(void *ptr) throw() { if (ptr != 0) std::free(ptr); } // http://gcc.gnu.org/ml/libstdc++/2007-09/msg00006.html void test01() { bool test __attribute__((unused)) = true; std::vector<std::vector<int> > *v; VERIFY( zero_sized_news == 0 ); v = new std::vector<std::vector<int> >; VERIFY( zero_sized_news == 0 ); v->resize(10); delete(v); VERIFY( zero_sized_news == 0 ); } int main() { test01(); return 0; }