1// { dg-options "-std=gnu++11" }
2
3// Copyright (C) 2007-2015 Free Software Foundation, Inc.
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#include <string>
21#include <system_error>
22#include <testsuite_hooks.h>
23
24// test copy ctors, assignment operators, and persistence of member string data
25// libstdc++/1972
26// via Greg Bumgardner <bumgard@roguewave.com>
27void allocate_on_stack(void)
28{
29  const size_t num = 512;
30  __extension__ char array[num];
31  for (size_t i = 0; i < num; i++)
32    array[i]=0;
33  // Suppress unused warnings.
34  for (size_t i = 0; i < num; i++)
35    array[i]=array[i];
36}
37
38void test04()
39{
40  bool test __attribute__((unused)) = true;
41  const std::string s("CA ISO emergency once again:immediate power down");
42  const char* strlit1 = "wish I lived in Palo Alto";
43  const char* strlit2 = "...or Santa Barbara";
44  std::system_error obj1(std::error_code(), s);
45
46  // block 01
47  {
48    const std::string s2(strlit1);
49    std::system_error obj2(std::error_code(), s2);
50    obj1 = obj2;
51  }
52  allocate_on_stack();
53  VERIFY( std::string(obj1.what()).find(strlit1) != std::string::npos );
54
55  // block 02
56  {
57    const std::string s3(strlit2);
58    std::system_error obj3 = std::system_error(std::error_code(), s3);
59    obj1 = obj3;
60  }
61  allocate_on_stack();
62  VERIFY( std::string(obj1.what()).find(strlit2) != std::string::npos );
63}
64
65int main(void)
66{
67  test04();
68  return 0;
69}
70