1 // Copyright (C) 2015-2020 Free Software Foundation, Inc.
2 //
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
7 // any later version.
8
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
13
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
17
18 // { dg-do run { target c++11 } }
19 // COW strings don't support C++11 allocators:
20 // { dg-require-effective-target cxx11-abi }
21
22 #include <string>
23 #include <testsuite_hooks.h>
24 #include <testsuite_allocator.h>
25
26 using C = char;
27 const C c = 'a';
28 using traits = std::char_traits<C>;
29
30 using __gnu_test::propagating_allocator;
31
test01()32 void test01()
33 {
34 typedef propagating_allocator<C, false> alloc_type;
35 typedef std::basic_string<C, traits, alloc_type> test_type;
36 test_type v1(alloc_type(1));
37
38 v1.assign(1, c);
39 test_type v2(v1);
40 VERIFY(1 == v1.get_allocator().get_personality());
41 VERIFY(0 == v2.get_allocator().get_personality());
42
43 v1.assign(100, c);
44 test_type v3(v1);
45 VERIFY(1 == v1.get_allocator().get_personality());
46 VERIFY(0 == v3.get_allocator().get_personality());
47 }
48
test02()49 void test02()
50 {
51 typedef propagating_allocator<C, true> alloc_type;
52 typedef std::basic_string<C, traits, alloc_type> test_type;
53 test_type v1(alloc_type(1));
54
55 v1.assign(1, c);
56 test_type v2(v1);
57 VERIFY(1 == v1.get_allocator().get_personality());
58 VERIFY(1 == v2.get_allocator().get_personality());
59
60 v1.assign(100, c);
61 test_type v3(v1);
62 VERIFY(1 == v1.get_allocator().get_personality());
63 VERIFY(1 == v3.get_allocator().get_personality());
64 }
65
test03()66 void test03()
67 {
68 typedef propagating_allocator<C, true> alloc_type;
69 typedef std::basic_string<C, traits, alloc_type> test_type;
70 test_type v1(alloc_type(1));
71
72 v1.assign(1, c);
73 test_type v2(v1, alloc_type(2));
74 VERIFY(1 == v1.get_allocator().get_personality());
75 VERIFY(2 == v2.get_allocator().get_personality());
76
77 v1.assign(100, c);
78 test_type v3(v1, alloc_type(3));
79 VERIFY(1 == v1.get_allocator().get_personality());
80 VERIFY(3 == v3.get_allocator().get_personality());
81 }
82
main()83 int main()
84 {
85 test01();
86 test02();
87 test03();
88 return 0;
89 }
90