// 2004-01-25 jlquinn@gcc.gnu.org // Copyright (C) 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // 27.4.2.5 ios_base storage functions #include <cstdlib> #include <new> #include <iostream> #include <testsuite_hooks.h> int new_fails; void* operator new(std::size_t n) throw (std::bad_alloc) { if (new_fails) throw std::bad_alloc(); return malloc(n); } void* operator new[] (std::size_t n) throw (std::bad_alloc) { return operator new(n); } void operator delete (void *p) throw() { free(p); } void operator delete[] (void *p) throw() { operator delete(p); } int main () { bool test __attribute__((unused)) = true; const int i = std::ios::xalloc (); new_fails = 1; // Successive accesses to failure storage clears to zero. std::cout.iword(100) = 0xdeadbeef; VERIFY(std::cout.iword(100) == 0); // Access to pword failure storage shouldn't clear iword pword storage. long& lr = std::cout.iword(100); lr = 0xdeadbeef; void* pv = std::cout.pword(100); VERIFY(pv == 0); VERIFY(lr == 0xdeadbeef); return 0; }