libstdc++-v3/testsuite/27_io/ios_base/storage/1.cc

   1 // 2000-12-19 bkoz
   2
   3 // Copyright (C) 2000, 2002, 2003, 2004, 2009 Free Software Foundation
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 27.4.2.5 ios_base storage functions
  21
  22 // XXX This test will not work for some versions of irix6 because of
  23 // XXX bug(s) in libc malloc for very large allocations.  However
  24 // XXX -lmalloc seems to work.
  25 // See http://gcc.gnu.org/ml/gcc/2002-05/msg01012.html
  26 // { dg-options "-lmalloc" { target mips*-*-irix6* } }
  27
  28 #include <sstream>
  29 #include <iostream>
  30 #include <testsuite_hooks.h>
  31
  32 // http://gcc.gnu.org/ml/gcc-bugs/2000-12/msg00413.html
  33 void test01()
  34 {
  35   bool test __attribute__((unused)) = true;
  36
  37   using namespace std;
  38
  39   ios::xalloc();
  40   ios::xalloc();
  41   ios::xalloc();
  42   long x4 = ios::xalloc();
  43
  44   ostringstream out("the element of crime, lars von trier");
  45   out.pword(++x4); // should not crash
  46 }
  47
  48 int main(void)
  49 {
  50   __gnu_test::set_memory_limits();
  51   test01();
  52   return 0;
  53 }